(1/11)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/6/2026 4:01 AM America/New_York.
Valid through 5/6/2026 12:15 PM America/New_York.
fzus63 kdtx 060801
glflh
expires:202605061615;;096361
open lake forecast for lake huron
national weather service detroit/pontiac mi
401 am edt wed may 6 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...light winds over the next several days as broad high
pressure builds into the ohio valley and southern great lakes
thursday into friday
lhz361-362-061615-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
401 am edt wed may 6 2026
.today...west winds 5 to 10 knots increasing to 10 to 15 knots
late in the afternoon. waves 1 to 3 feet.
.tonight...west winds 10 to 15 knots decreasing to 5 to 10 knots
in the late evening and overnight. waves 1 to 3 feet.
.thursday...southwest winds 5 to 10 knots backing to the
southeast early in the afternoon. waves 2 feet or less.
.thursday night...southeast winds 5 to 10 knots veering to the
southwest in the late evening and overnight. waves 2 feet or
less.
.friday...southwest winds 5 to 10 knots backing to the east late
in the afternoon...then veering to the south late in the evening.
waves 2 feet or less.
.saturday...south winds 10 to 15 knots veering to the west by
midnight. a chance of showers until early evening. waves 1 to
3 feet building to 2 to 4 feet .
.sunday...west winds 10 to 15 knots becoming northwest 15 to
20 knots . waves 1 to 3 feet building to 3 to 5 feet .
$$
(2/11)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/6/2026 4:01 AM America/New_York.
Valid through 5/6/2026 12:15 PM America/New_York.
fzus63 kdtx 060801
glflh
expires:202605061615;;096362
open lake forecast for lake huron
national weather service detroit/pontiac mi
401 am edt wed may 6 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...light winds over the next several days as broad high
pressure builds into the ohio valley and southern great lakes
thursday into friday
lhz363-061615-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
401 am edt wed may 6 2026
.today...north winds 5 to 10 knots in the morning becoming light
and variable...then becoming east 5 to 10 knots late in the
afternoon. waves 2 feet or less.
.tonight...east winds 5 to 10 knots early in the evening becoming
light and variable. waves 2 feet or less.
.thursday...light and variable winds becoming south 5 to 10 knots
early in the afternoon. waves 2 feet or less.
.thursday night...southeast winds 5 to 10 knots early in the
evening becoming light and variable...then becoming west 5 to
10 knots after midnight. waves 2 feet or less.
.friday...west winds 5 to 10 knots backing to the south late in
the afternoon. waves 2 feet or less.
.saturday...south winds 10 to 15 knots veering to the west by
midnight. a chance of showers . waves 1 to 3 feet.
.sunday...northwest winds 5 to 10 knots increasing to northwest
10 to 15 knots by midnight. a chance of showers early in the
morning. waves 1 to 3 feet building to 2 to 4 feet by midnight.
$$
(3/11)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/6/2026 4:01 AM America/New_York.
Valid through 5/6/2026 12:15 PM America/New_York.
fzus63 kdtx 060801
glflh
expires:202605061615;;096363
open lake forecast for lake huron
national weather service detroit/pontiac mi
401 am edt wed may 6 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...light winds over the next several days as broad high
pressure builds into the ohio valley and southern great lakes
thursday into friday
lhz462>464-061615-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
401 am edt wed may 6 2026
.today...north winds 10 to 15 knots decreasing to 5 to 10 knots
in the late morning and afternoon. waves 2 feet or less.
.tonight...northeast winds 5 to 10 knots early in the evening
becoming light and variable. waves 2 feet or less.
.thursday...light and variable winds becoming southeast 5 to
10 knots early in the afternoon. waves 2 feet or less.
.thursday night...north winds 5 to 10 knots backing to the
southwest in the late evening and overnight. waves 2 feet or
less.
.friday...southwest winds 5 to 10 knots backing to the south.
waves 2 feet or less.
.saturday...south winds 5 to 10 knots becoming southwest 10 to
15 knots. a chance of showers. waves 1 to 3 feet.
.sunday...northwest winds 5 to 10 knots becoming 10 to 15 knots
by midnight. a chance of showers early in the morning. waves
2 feet or less.
$$
(4/11)
Latest Great Lakes Marine Forecast by KMKX
Issued 5/6/2026 2:31 AM US/Central.
Valid through 5/6/2026 10:15 AM US/Central.
fzus63 kmkx 060731
glflm
expires:202605061515;;095509
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
231 am cdt wed may 6 2026
for waters beyond five nautical miles of shore on lake michigan.
waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.
.synopsis...
high pressure around 30.0 inches will continue to slide southward
into the central plains today, bringing light and variable winds
to lake michigan. south winds should then develop thursday, with
south to southwest winds continuing through saturday, as high
pressure around 30.0 inches remains across the central plains. low
pressure around 29.5 inches should move southeast across portions
of the region saturday into saturday night. a passing cold front
with the low will turn winds northwesterly saturday night into
sunday. high pressure around 30.2 inches should then build into
the western great lakes region later sunday into monday.
lmz080-669-671-673-675-777-779-870-872-874-876-878-061515-
lake michigan from michigan city in to st. joseph mi 5 nm
offshore to mid lake-
lake michigan from sheboygan to port washington wi 5 nm offshore
to mid lake-
lake michigan from port washington to north point light wi 5 nm
offshore to mid lake-
lake michigan from north point light to wind point wi 5 nm
offshore to mid lake-
lake michigan from wind point wi to winthrop harbor il 5 nm
offshore to mid lake-
lake michigan from winthrop harbor to wilmette harbor il 5 nm
offshore to mid lake-
lake michigan from wilmette harbor il to michigan city in 5 nm
offshore to mid lake-
lake michigan from whitehall to pentwater mi 5 nm offshore to mid
lake-
lake michigan from grand haven to whitehall mi 5 nm offshore to
mid lake-
lake michigan from holland to grand haven mi 5 nm offshore to mid
lake-
lake michigan from south haven to holland mi 5 nm offshore to mid
lake-
lake michigan from st. joseph to south haven mi 5 nm offshore to
mid lake-
231 am cdt wed may 6 2026
sheboygan wi to pentwater mi south...
.today...northwest winds 5 to 10 kt veering to southeast 10 to
15 kt. waves 1 to 2 ft.
.tonight...south winds 10 to 15 kt veering to west 5 to 10 kt.
waves 1 to 2 ft.
.thursday...west winds 5 to 10 kt backing to south 10 to 15 kt.
waves 1 to 2 ft.
.thursday night...south winds 10 to 15 kt becoming southwest 5 to
10 kt. waves 1 to 2 ft.
.friday...southwest winds 10 to 15 kt becoming south. chance of
rain showers. waves 1 to 3 ft.
.friday night...south winds 10 to 15 kt becoming southwest 10 to
20 kt. waves 2 to 4 ft.
.saturday...southwest winds 10 to 20 kt. waves 3 to 5 ft.
.sunday...north winds 10 to 20 kt. waves 2 to 4 ft.
$$
(5/11)
Latest Great Lakes Marine Forecast by KMKX
Issued 5/6/2026 2:31 AM US/Central.
Valid through 5/6/2026 10:15 AM US/Central.
fzus63 kmkx 060731
glflm
expires:202605061515;;095508
open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
231 am cdt wed may 6 2026
for waters beyond five nautical miles of shore on lake michigan.
waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.
.synopsis...
high pressure around 30.0 inches will continue to slide southward
into the central plains today, bringing light and variable winds
to lake michigan. south winds should then develop thursday, with
south to southwest winds continuing through saturday, as high
pressure around 30.0 inches remains across the central plains. low
pressure around 29.5 inches should move southeast across portions
of the region saturday into saturday night. a passing cold front
with the low will turn winds northwesterly saturday night into
sunday. high pressure around 30.2 inches should then build into
the western great lakes region later sunday into monday.
lmz261-362-364-366-563-565-567-868-061515-
lake michigan from seul choix point to rock island passage 5 nm
offshore to mid lake-
lake michigan south of a line from seul choix point to the
mackinac bridge and north of a line from charlevoix mi to south
fox island 5 nm offshore-
lake michigan from charlevoix to point betsie mi 5 nm offshore to
mid lake-
lake michigan from point betsie to manistee mi 5 nm offshore to
mid lake-
lake michigan from rock island passage to sturgeon bay wi-
lake michigan from sturgeon bay to two rivers wi 5 nm offshore to
mid lake-
lake michigan from two rivers to sheboygan wi 5 nm offshore to
mid lake-
lake michigan from pentwater to manistee mi 5 nm offshore to mid
lake-
231 am cdt wed may 6 2026
sheboygan wi to pentwater mi north...
.today...northwest winds 10 to 15 kt backing to southwest 10 to
20 kt. waves 1 to 3 ft.
.tonight...southwest winds 10 to 15 kt becoming west. waves 1 to
2 ft.
.thursday...west winds 5 to 10 kt becoming southwest 10 to 15 kt
late in the morning, then increasing to 10 to 20 kt early in the
afternoon becoming south late. waves 1 to 3 ft.
.thursday night...southwest winds 10 to 20 kt diminishing to 5 to
10 kt overnight. waves 1 to 3 ft.
.friday...southwest winds 10 to 15 kt becoming south 10 to 20 kt.
waves 1 to 3 ft.
.friday night...south winds 10 to 20 kt. waves 2 to 4 ft.
.saturday...southwest winds 15 to 25 kt. chance of rain showers.
waves 3 to 5 ft.
.sunday...northwest winds 10 to 15 kt increasing to 10 to 20 kt.
waves 1 to 3 ft.
$$
(6/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 5/6/2026 4:01 AM America/New_York.
Valid through 5/6/2026 4:00 PM America/New_York.
fzus63 kmqt 060801
glfls
expires:202605062000;;096376
open lake forecast for lake superior
national weather service marquette mi
401 am edt wed may 6 2026
for waters beyond 5 nautical miles of shore on lake superior.
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
.synopsis...
30.2 inch ridging over the canadian prairies splits today and moves
to the canadian four corners and the southern plains at 30.0 inches
and 30.2 inches, respectively. as this happens, expect weak high
pressure ridging of 29.9 inches to settle over lake superior. by
thursday afternoon, lake superior is projected to be between a 29.4
inch low over hudson bay, a 29.4 inch low over the mouth of the st.
lawrence river, a low of 29.7 inches over the black hills, a high of
30.1 inches over oklahoma, and a weak 29.9 inch high over the
saskatchewan/manitoba line. the hudson bay and black hills lows work
to pass a 29.7 inch trough over lake superior friday, strengthening
to 29.6 inches by friday night into saturday before the lows
consolidate over western quebec by late saturday. high pressure
ridging builds back up to 30.1 inches over lake superior by sunday
as the parent high strengthens over the canadian prairies and
northern plains.
lsz266-062000-
lake superior east of a line from manitou island to marquette mi
and west of a line from grand marais mi to the us/canadian border
beyond 5nm from shore-
401 am edt wed may 6 2026
.early this morning...west winds 10 to 20 knots. waves 2 to
4 feet subsiding to 1 to 3 feet.
.today...west winds 10 to 20 knots increasing to 15 to 25 knots
in the afternoon, then diminishing to 10 to 20 knots late. waves
1 to 3 feet.
.tonight...west winds 5 to 15 knots increasing to 10 to 20 knots
after midnight, then diminishing to 5 to 15 knots late. waves
subsiding to calm to 2 feet.
.thursday...west winds 5 to 15 knots. waves calm to 2 feet.
.thursday night...south winds 5 to 15 knots becoming southwest
10 to 20 knots after midnight. waves calm to 2 feet.
.friday...west winds 5 to 15 knots backing southwest by mid
afternoon. waves calm to 2 feet.
.friday night...south winds 10 to 20 knots veering southwest
after midnight. waves building to 1 to 3 feet.
.saturday...west winds 10 to 20 knots becoming northwest 15 to
25 knots. a chance of rain showers. waves building to 2 to
4 feet, then subsiding to 1 to 3 feet.
.sunday...northwest winds 15 to 25 knots diminishing to 10 to
20 knots. waves subsiding to calm to 2 feet.
$$
(7/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 5/6/2026 4:01 AM America/New_York.
Valid through 5/6/2026 4:00 PM America/New_York.
fzus63 kmqt 060801
glfls
expires:202605062000;;096377
open lake forecast for lake superior
national weather service marquette mi
401 am edt wed may 6 2026
for waters beyond 5 nautical miles of shore on lake superior.
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
.synopsis...
30.2 inch ridging over the canadian prairies splits today and moves
to the canadian four corners and the southern plains at 30.0 inches
and 30.2 inches, respectively. as this happens, expect weak high
pressure ridging of 29.9 inches to settle over lake superior. by
thursday afternoon, lake superior is projected to be between a 29.4
inch low over hudson bay, a 29.4 inch low over the mouth of the st.
lawrence river, a low of 29.7 inches over the black hills, a high of
30.1 inches over oklahoma, and a weak 29.9 inch high over the
saskatchewan/manitoba line. the hudson bay and black hills lows work
to pass a 29.7 inch trough over lake superior friday, strengthening
to 29.6 inches by friday night into saturday before the lows
consolidate over western quebec by late saturday. high pressure
ridging builds back up to 30.1 inches over lake superior by sunday
as the parent high strengthens over the canadian prairies and
northern plains.
lsz267-062000-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
401 am edt wed may 6 2026
.early this morning...west winds 10 to 20 knots. sprinkles and
flurries. waves 2 to 4 feet.
.today...west winds 10 to 20 knots. sprinkles and flurries
through early afternoon. waves subsiding to 1 to 3 feet.
.tonight...west winds 10 to 20 knots. waves subsiding to calm to
2 feet.
.thursday...west winds 10 to 20 knots diminishing to 5 to
15 knots late. waves calm to 2 feet.
.thursday night...southwest winds 5 to 15 knots backing south
after midnight. waves calm to 2 feet.
.friday...southwest winds 5 to 15 knots veering west by mid
afternoon. waves calm to 2 feet.
.friday night...south winds 5 to 15 knots increasing to 10 to
20 knots after midnight. waves building to 1 to 3 feet.
.saturday...west winds 10 to 20 knots veering northwest. a chance
of rain showers. waves building to 2 to 4 feet.
.sunday...northwest winds 15 to 25 knots diminishing to 10 to
20 knots. waves building to 3 to 5 feet occasionally to 7 feet,
then subsiding to 1 to 3 feet.
$$
(8/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 5/6/2026 4:01 AM America/New_York.
Valid through 5/6/2026 4:00 PM America/New_York.
fzus63 kmqt 060801
glfls
expires:202605062000;;096372
open lake forecast for lake superior
national weather service marquette mi
401 am edt wed may 6 2026
for waters beyond 5 nautical miles of shore on lake superior.
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
.synopsis...
30.2 inch ridging over the canadian prairies splits today and moves
to the canadian four corners and the southern plains at 30.0 inches
and 30.2 inches, respectively. as this happens, expect weak high
pressure ridging of 29.9 inches to settle over lake superior. by
thursday afternoon, lake superior is projected to be between a 29.4
inch low over hudson bay, a 29.4 inch low over the mouth of the st.
lawrence river, a low of 29.7 inches over the black hills, a high of
30.1 inches over oklahoma, and a weak 29.9 inch high over the
saskatchewan/manitoba line. the hudson bay and black hills lows work
to pass a 29.7 inch trough over lake superior friday, strengthening
to 29.6 inches by friday night into saturday before the lows
consolidate over western quebec by late saturday. high pressure
ridging builds back up to 30.1 inches over lake superior by sunday
as the parent high strengthens over the canadian prairies and
northern plains.
lsz162-062000-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
401 am edt wed may 6 2026 /301 am cdt wed may 6 2026/
.early this morning...northwest winds 10 to 20 knots. waves calm
to 2 feet.
.today...west winds 10 to 20 knots backing southwest late. a
chance of rain and snow showers. waves building to 1 to 3 feet.
.tonight...west winds 5 to 15 knots. sprinkles through midnight.
waves subsiding to calm to 2 feet.
.thursday...west winds 5 to 15 knots backing southwest in the
afternoon. waves building to 1 to 3 feet, then subsiding to calm
to 2 feet.
.thursday night...west winds 5 to 15 knots. waves calm to 2 feet.
.friday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.friday night...west winds 5 to 15 knots veering northwest after
midnight. waves calm to 2 feet.
.saturday...west winds 10 to 20 knots veering northwest. waves
calm to 2 feet.
.sunday...west winds 5 to 15 knots veering northwest. waves calm
to 2 feet.
$$
(9/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 5/6/2026 4:01 AM America/New_York.
Valid through 5/6/2026 4:00 PM America/New_York.
fzus63 kmqt 060801
glfls
expires:202605062000;;096373
open lake forecast for lake superior
national weather service marquette mi
401 am edt wed may 6 2026
for waters beyond 5 nautical miles of shore on lake superior.
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
.synopsis...
30.2 inch ridging over the canadian prairies splits today and moves
to the canadian four corners and the southern plains at 30.0 inches
and 30.2 inches, respectively. as this happens, expect weak high
pressure ridging of 29.9 inches to settle over lake superior. by
thursday afternoon, lake superior is projected to be between a 29.4
inch low over hudson bay, a 29.4 inch low over the mouth of the st.
lawrence river, a low of 29.7 inches over the black hills, a high of
30.1 inches over oklahoma, and a weak 29.9 inch high over the
saskatchewan/manitoba line. the hudson bay and black hills lows work
to pass a 29.7 inch trough over lake superior friday, strengthening
to 29.6 inches by friday night into saturday before the lows
consolidate over western quebec by late saturday. high pressure
ridging builds back up to 30.1 inches over lake superior by sunday
as the parent high strengthens over the canadian prairies and
northern plains.
lsz263-062000-
lake superior from saxon harbor wi to upper entrance to portage
canal mi 5nm off shore to the us/canadian border including isle
royale national park-
401 am edt wed may 6 2026
.early this morning...northwest winds 5 to 15 knots. waves 1 to
3 feet.
.today...west winds 5 to 15 knots increasing to 10 to 20 knots in
the afternoon. a chance of rain and snow showers by mid
afternoon. waves building to 2 to 4 feet.
.tonight...west winds 5 to 15 knots. a chance of rain showers
through midnight. waves subsiding to calm to 2 feet.
.thursday...west winds 5 to 15 knots becoming southwest 10 to
20 knots in the afternoon. waves building to 1 to 3 feet.
.thursday night...southwest winds 5 to 15 knots veering west
after midnight. waves subsiding to calm to 2 feet.
.friday...west winds 5 to 15 knots becoming southwest 10 to
20 knots by mid afternoon. waves building to 1 to 3 feet.
.friday night...southwest winds 5 to 15 knots veering west after
midnight. waves subsiding to calm to 2 feet.
.saturday...west winds 5 to 15 knots veering northwest. waves
building to 1 to 3 feet.
.sunday...west winds 5 to 15 knots veering northwest. waves
subsiding to calm to 2 feet.
$$
(10/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 5/6/2026 4:01 AM America/New_York.
Valid through 5/6/2026 4:00 PM America/New_York.
fzus63 kmqt 060801
glfls
expires:202605062000;;096374
open lake forecast for lake superior
national weather service marquette mi
401 am edt wed may 6 2026
for waters beyond 5 nautical miles of shore on lake superior.
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
.synopsis...
30.2 inch ridging over the canadian prairies splits today and moves
to the canadian four corners and the southern plains at 30.0 inches
and 30.2 inches, respectively. as this happens, expect weak high
pressure ridging of 29.9 inches to settle over lake superior. by
thursday afternoon, lake superior is projected to be between a 29.4
inch low over hudson bay, a 29.4 inch low over the mouth of the st.
lawrence river, a low of 29.7 inches over the black hills, a high of
30.1 inches over oklahoma, and a weak 29.9 inch high over the
saskatchewan/manitoba line. the hudson bay and black hills lows work
to pass a 29.7 inch trough over lake superior friday, strengthening
to 29.6 inches by friday night into saturday before the lows
consolidate over western quebec by late saturday. high pressure
ridging builds back up to 30.1 inches over lake superior by sunday
as the parent high strengthens over the canadian prairies and
northern plains.
lsz264-062000-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
401 am edt wed may 6 2026
.early this morning...northwest winds 5 to 15 knots. waves 1 to
3 feet.
.today...west winds 5 to 15 knots increasing to 10 to 20 knots in
the afternoon. sprinkles and flurries by mid afternoon. waves
building to 2 to 4 feet.
.tonight...west winds 5 to 15 knots diminishing to less than
10 knots late. sprinkles and flurries through midnight. waves
subsiding to calm to 2 feet.
.thursday...west winds 5 to 15 knots backing southwest in the
afternoon. a slight chance of snow showers by mid afternoon.
waves calm to 2 feet.
.thursday night...southwest winds 5 to 15 knots. waves calm to
2 feet.
.friday...west winds 5 to 15 knots backing southwest by mid
afternoon. waves building to 1 to 3 feet.
.friday night...south winds 5 to 15 knots veering southwest after
midnight. waves subsiding to calm to 2 feet.
.saturday...west winds 5 to 15 knots veering northwest. waves
building to 1 to 3 feet.
.sunday...west winds 5 to 15 knots veering northwest. waves
subsiding to calm to 2 feet.
$$
(11/11)
Latest Great Lakes Marine Forecast by KMQT
Issued 5/6/2026 4:01 AM America/New_York.
Valid through 5/6/2026 4:00 PM America/New_York.
fzus63 kmqt 060801
glfls
expires:202605062000;;096375
open lake forecast for lake superior
national weather service marquette mi
401 am edt wed may 6 2026
for waters beyond 5 nautical miles of shore on lake superior.
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
.synopsis...
30.2 inch ridging over the canadian prairies splits today and moves
to the canadian four corners and the southern plains at 30.0 inches
and 30.2 inches, respectively. as this happens, expect weak high
pressure ridging of 29.9 inches to settle over lake superior. by
thursday afternoon, lake superior is projected to be between a 29.4
inch low over hudson bay, a 29.4 inch low over the mouth of the st.
lawrence river, a low of 29.7 inches over the black hills, a high of
30.1 inches over oklahoma, and a weak 29.9 inch high over the
saskatchewan/manitoba line. the hudson bay and black hills lows work
to pass a 29.7 inch trough over lake superior friday, strengthening
to 29.6 inches by friday night into saturday before the lows
consolidate over western quebec by late saturday. high pressure
ridging builds back up to 30.1 inches over lake superior by sunday
as the parent high strengthens over the canadian prairies and
northern plains.
lsz265-062000-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
401 am edt wed may 6 2026
.early this morning...west winds 10 to 20 knots. waves calm to
2 feet.
.today...west winds 10 to 20 knots increasing to 15 to 25 knots
in the afternoon. waves calm to 2 feet.
.tonight...west winds 10 to 20 knots. waves calm to 2 feet.
.thursday...west winds 10 to 20 knots diminishing to 5 to
15 knots in the afternoon. waves calm to 2 feet.
.thursday night...south winds 5 to 15 knots becoming southwest
10 to 20 knots after midnight. waves calm to 2 feet.
.friday...west winds 10 to 20 knots backing south by mid
afternoon. waves calm to 2 feet.
.friday night...south winds 10 to 20 knots veering southwest
after midnight. waves calm to 2 feet.
.saturday...west winds 15 to 25 knots veering northwest. a chance
of rain showers. waves building to 1 to 3 feet, then subsiding to
calm to 2 feet.
.sunday...northwest winds 15 to 25 knots becoming west 10 to
20 knots. waves building to 2 to 4 feet, then subsiding to calm
to 2 feet.
$$
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