Alert archive / Wisconsin / Gale Watches in 2021
Gale Watch 23, NWS Milwaukee, WI
NWS Milwaukee, WI issued this gale watch at Dec 9, 2021, 3:09 AM CST. It took effect at Dec 11, 2021, 4:00 AM CST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Dec 9, 2021, 3:09 AM CST (09:09 UTC)
- In effect from
- Dec 11, 2021, 4:00 AM CST
- Expired
- Dec 10, 2021, 2:56 AM CST
- In force
- Issued by
- NWS Milwaukee, WI
The text
As transmitted.
724 WHUS73 KMKX 090909 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 309 AM CST Thu Dec 9 2021 LMZ643-091715- /O.CON.KMKX.SC.Y.0110.211209T1200Z-211210T0600Z/ Sheboygan to Port Washington WI- 309 AM CST Thu Dec 9 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO MIDNIGHT CST TONIGHT... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and waves 5 to 8 ft expected. * WHERE...Nearshore Waters from Sheboygan to Port Washington. * WHEN...From 6 AM Thursday to midnight CST Thursday night. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ644>646-091715- /O.CON.KMKX.SC.Y.0110.211209T1200Z-211210T0300Z/ Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 309 AM CST Thu Dec 9 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 9 PM CST THIS EVENING... * WHAT...South winds 10 to 20 kt with gusts up to 30 kt and waves 4 to 7 ft expected. * WHERE...Nearshore Waters from Port Washington to Winthrop Harbor IL. * WHEN...From 6 AM to 9 PM CST Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-091715- /O.NEW.KMKX.GL.A.0023.211211T1000Z-211212T0000Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 309 AM CST Thu Dec 9 2021 ...GALE WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY AFTERNOON... * WHAT...West to northwest winds to 30 kt with gusts up to 45 kt and waves 6 to 10 ft possible. * WHERE...All Open Waters of Lake Michigan. * WHEN...From late Friday night through Saturday afternoon. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$
4 follow-up statements
257 WHUS73 KMKX 091522 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 922 AM CST Thu Dec 9 2021 LMZ643-092330- /O.CON.KMKX.SC.Y.0110.000000T0000Z-211210T0600Z/ Sheboygan to Port Washington WI- 922 AM CST Thu Dec 9 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...Southeast to south winds 15 to 25 knots with gusts up to 30 knots today, becoming southwest 10 to 15 knots this evening. Waves 5 to 9 feet today into this evening. * WHERE...Nearshore Waters from Sheboygan to Port Washington. * WHEN...From 6 AM Thursday to midnight CST Thursday night. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ644>646-092330- /O.CON.KMKX.SC.Y.0110.000000T0000Z-211210T0300Z/ Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 922 AM CST Thu Dec 9 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING... * WHAT...Southeast to south winds 15 to 25 knots with gusts up to 30 knots, becoming southwest 10 to 15 knots this evening. Waves 4 to 8 feet today into this evening. * WHERE...Nearshore Waters from Port Washington to Winthrop Harbor IL. * WHEN...From 6 AM to 9 PM CST Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-092330- /O.CON.KMKX.GL.A.0023.211211T1000Z-211212T0000Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 922 AM CST Thu Dec 9 2021 ...GALE WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY AFTERNOON... * WHAT...West to northwest gales to 40 knots, with gusts up to 45 knots. Waves 8 to 14 feet, highest towards the eastern portions of the lake. * WHERE...All Open Waters of Lake Michigan. * WHEN...From late Friday night through Saturday afternoon. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ Wood
630 WHUS73 KMKX 092126 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 326 PM CST Thu Dec 9 2021 LMZ643-100530- /O.CON.KMKX.SC.Y.0110.000000T0000Z-211210T0600Z/ /O.EXA.KMKX.GL.A.0023.211211T1000Z-211212T0000Z/ Sheboygan to Port Washington WI- 326 PM CST Thu Dec 9 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...GALE WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY AFTERNOON... * WHAT...For the Small Craft Advisory, south to southwest winds 15 to 25 kt with gusts up to 30 kt and waves 5 to 8 ft. For the Gale Watch, west to northwest gales to 35 kt with gusts up to 40 kt and waves 2 to 4 ft possible. * WHERE...Nearshore Waters from Sheboygan to Port Washington. * WHEN...From late Friday night through Saturday afternoon. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LMZ644>646-100530- /O.CON.KMKX.SC.Y.0110.000000T0000Z-211210T0300Z/ /O.EXA.KMKX.GL.A.0023.211211T1000Z-211212T0000Z/ Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 326 PM CST Thu Dec 9 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING... ...GALE WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY AFTERNOON... * WHAT...For the Small Craft Advisory, south to southwest winds 10 to 20 kt with gusts to 25 kt and waves 3 to 6 ft. For the Gale Watch, west to northwest gales to 35 kt with gusts up to 40 kt and waves 2 to 4 ft possible. * WHERE...Nearshore Waters from Port Washington to Winthrop Harbor IL. * WHEN...From late Friday night through Saturday afternoon. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-100530- /O.CON.KMKX.GL.A.0023.211211T1000Z-211212T0000Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 326 PM CST Thu Dec 9 2021 ...GALE WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY AFTERNOON... * WHAT...West to northwest gales to 40 knots, with gusts up to 45 knots. Waves 8 to 14 feet, highest towards the eastern portions of the lake. * WHERE...All Open Waters of Lake Michigan. * WHEN...From late Friday night through Saturday afternoon. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ Wood
009 WHUS73 KMKX 100331 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 931 PM CST Thu Dec 9 2021 LMZ643-101145- /O.CON.KMKX.SC.Y.0110.000000T0000Z-211210T0600Z/ /O.CON.KMKX.GL.A.0023.211211T1000Z-211212T0000Z/ Sheboygan to Port Washington WI- 931 PM CST Thu Dec 9 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...GALE WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY AFTERNOON... * WHAT...For the Small Craft Advisory, waves up to 4 ft. For the Gale Watch, northwest winds 15 to 25 kt with gusts up to 40 kt and waves 2 to 4 ft possible. * WHERE...Nearshore Waters from Sheboygan to Port Washington. * WHEN...For the Small Craft Advisory, until midnight CST tonight. For the Gale Watch, from late Friday night through Saturday afternoon. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-101145- /O.CON.KMKX.GL.A.0023.211211T1000Z-211212T0000Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 931 PM CST Thu Dec 9 2021 ...GALE WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY AFTERNOON... * WHAT...Northwest winds 25 to 35 kt with gusts up to 45 kt and waves 6 to 11 ft possible. * WHERE...All Open Waters of Lake Michigan. * WHEN...From late Friday night through Saturday afternoon. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ LMZ644>646-101145- /O.CON.KMKX.GL.A.0023.211211T1000Z-211212T0000Z/ Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 931 PM CST Thu Dec 9 2021 ...GALE WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY AFTERNOON... * WHAT...West winds 15 to 25 kt with gusts up to 40 kt and waves 2 to 4 ft possible. * WHERE...Nearshore Waters from Port Washington to Winthrop Harbor IL. * WHEN...From late Friday night through Saturday afternoon. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$
239 WHUS73 KMKX 100856 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 256 AM CST Fri Dec 10 2021 LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-101700- /O.UPG.KMKX.GL.A.0023.211211T1000Z-211212T0000Z/ /O.NEW.KMKX.GL.W.0034.211211T0900Z-211212T0300Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 256 AM CST Fri Dec 10 2021 ...GALE WARNING IN EFFECT FROM 3 AM TO 9 PM CST SATURDAY... * WHAT...Northwest winds 25 to 35 kt with gusts up to 45 kt and waves 10 to 15 ft expected...occassionally to 20 ft. * WHERE...All Open Waters of Lake Michigan. * WHEN...From 3 AM to 9 PM CST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ643>646-101700- /O.UPG.KMKX.GL.A.0023.211211T1000Z-211212T0000Z/ /O.NEW.KMKX.GL.W.0034.211211T0900Z-211212T0300Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 256 AM CST Fri Dec 10 2021 ...GALE WARNING IN EFFECT FROM 3 AM TO 9 PM CST SATURDAY... * WHAT...West winds 20 to 30 kt with gusts up to 40 kt and waves 5 to 7 ft expected. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...From 3 AM to 9 PM CST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Halbahc
What forecasters said that day
The local office's own words before this gale watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Milwaukee, WI wrote its last area forecast discussion before this gale watch went out at Dec 8, 9:21 PM CST, 5 hours 48 minutes earlier.
Area forecast discussion, Dec 8, 9:21 PM CST, 5 hours 48 minutes before
Area Forecast Discussion
National Weather Service Milwaukee/Sullivan WI
921 PM CST Wed Dec 8 2021
.UPDATE...
(Issued 921 PM CST Wed Dec 8 2021)
The going forecast looks on track for tonight and tomorrow. Made
very minor adjustments to hourly PoPs for Thursday morning based
on the latest guidance, otherwise continue to expect a swath of
light snow to move northeast across the area tomorrow. The best
potential for seeing around 1 inch of snow looks to be across
central Wisconsin, roughly from the Dells over to Fond du Lac and
into the Sheboygan area. Elsewhere, continue to anticipate snow
accumulations up to around 0.5 inch. Far southern Wisconsin may
not see much in the way of accumulations, as low-level dry air is
expected to win out and deeper moisture focuses to the north.
There is a very small potential we could see a brief period of
sleet as precipitation initially moves into areas south and west
of Madison, but overall confidence in this occurring is low.
Applying the energy technique, models do show this sleet threat
being more widespread west and south of our area. However, it does
appear that the warm nose aloft will cool as the mid-levels
saturate down once precipitation arrives.
Anderson
&&
.SHORT TERM...
(Issued 325 PM CST Wed Dec 8 2021)
Tonight through Thursday night:
High clouds will increase tonight ahead of an approaching
shortwave. The wave will roll through during the day Thursday,
bringing a quick shot of light snow to much of the area. Warm air
advection aloft will provide plenty of forcing...so main focus
tomorrow is on moisture availability. A couple models are more
bullish with drier air in the southern forecast area, so have
lower precip chances there. High confidence in snow in the north
given plenty of moisture and forcing. Looks like snow accums
around an inch possible in the north...with lesser amounts to the
south.
The snow will lift through from southwest to northeast during the
morning hours and will exit quickly to the northeast late morning
into the afternoon. Some melting will be possible during the
mid/late afternoon hours as southerly winds bring milder temps to
southern Wisconsin.
DDV
&&
.LONG TERM...
(Issued 325 PM CST Wed Dec 8 2021)
Friday through Wednesday:
Low pressure over the southern plains Friday morning will
approach southern Wisconsin during the day, moving through during
the evening and overnight hours. The low will begin to deepen as
it traverses the area, strengthening even more rapidly as it lifts
off to the northeast. This looks like a fairly potent system,
with plenty of moisture and forcing, so widespread precip is
expected. Precip type and resultant snowfall amounts continue to
be the biggest forecast concern with this storm.
Compared to the last day or two, models have generally shifted
back northward with the low track. This puts the axis of heaviest
snowfall north of the forecast area. The GFS and ECMWF ensemble
members from the previous run largely supported this northward
shift. The latest deterministic ECMWF run and newest ensemble
members of both the GFS and ECMWF are showing a slightly more
southern track potential once again. So...some uncertainty remains
with this one. Overall...the picture looks fairly clear at mainly
rain in the southeast forecast area, with mainly snow in the far
northwest. It's the transition areas that have the biggest
uncertainty in precip type and snowfall totals, particularly from
Madison northwestward.
Looking like a fairly low potential for sleet/freezing rain with
the late week system, as temps at the surface warm above and cool
below freezing generally in sync with temps aloft. Thus kept the
forecast generally free of sleet and freezing rain.
Also worth point out that there is a pretty good shot of mid-level
dry air pushing during the day Friday, which could limit precip
amounts in areas near the track of the surface low.
Precip will wind down later Friday night into Saturday morning,
with some snow on the back side of the low possibly swinging
through most of the forecast area. Could even see some very light
accums down to the IL border as the colder air works through. Also
expecting gusty westerly winds to 30-40 mph Saturday behind the
low.
Warmer temps will quickly return early next week under persistent
southerly low level flow. Pretty strong signal for well above
normal temps during the first half of the week, especially towards
mid-week when record highs could be threatened. It's looking dry
for Sun-Tue, with some warm advection and increasing moisture
possibly kicking off some showers by Tuesday night or Wednesday.
DDV
&&
.AVIATION...
(Issued 921 PM CST Wed Dec 8 2021)
Light winds increase in speed around daybreak Thursday, with gusty
south to southeast winds expected during the day. Increasing
southerly winds around 2kft AGL will introduce some LLWS for
KMSN/KJVL early Thursday morning. Elsewhere, these stronger winds
aloft move in around the time wind gusts are expected to increase
Thursday morning. A weak front moves through the region and
switches the wind around to the southwest and west around and
after 00Z Friday.
During the late morning into early afternoon hours on Thursday,
an area of light snow will lift northeast across the area. Did
include mentions of light snow at all terminals, expect KEWN where
low-level dry air looks to be strong enough to hold off any snow
potential at this time. Accumulations will remain light,
generally around or less than 0.5 inch. Furthest north, KSBM will
have the best potential at seeing accumulations approach 1 inch.
Anderson
&&
.MARINE...
(Issued 325 PM CST Wed Dec 8 2021)
High pressure overhead today will bring lighter winds into early
tonight. A broad low pressure system will approach from the west
Thursday, moving through Thursday evening. Southerly winds may
briefly approach gale force over the open waters in the late
morning and afternoon ahead of the low. A Small Craft Advisory
remains in effect for Thursday into Thursday evening.
Low pressure developing in the southern Plains Friday will then
track across southern Lake Michigan early Saturday morning,
exiting the region over Lake Huron as it deepens through Saturday
afternoon. This will likely bring a period of gales across the
lake Saturday behind the passing low.
DDV
&&
.MKX WATCHES/WARNINGS/ADVISORIES...
WI...None.
LM...Small Craft Advisory...LMZ643...6 AM Thursday to midnight Friday.
Small Craft Advisory...LMZ644-LMZ645-LMZ646...6 AM Thursday to 9
PM Thursday.
&&
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www.youtube.com/NWSMilwaukeeHazardous weather outlook, Dec 8, 2:53 PM CST, 12 hours 16 minutes before
Hazardous Weather Outlook National Weather Service Milwaukee/Sullivan WI 253 PM CST Wed Dec 8 2021 WIZ046-047-051-052-056>060-062>072-092100- Marquette-Green Lake-Fond du Lac-Sheboygan-Sauk-Columbia-Dodge- Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee- Lafayette-Green-Rock-Walworth-Racine-Kenosha- 253 PM CST Wed Dec 8 2021 This Hazardous Weather Outlook is for portions of east central Wisconsin, south central Wisconsin and southeast Wisconsin. .DAY ONE...Tonight No hazardous weather is expected. .DAYS TWO THROUGH SEVEN...Thursday through Wednesday Light snow is expected across most of the area Thursday morning and afternoon. Accumulations of less than 1 inch are expected. Accumulating snow is becoming more likely for areas along and northwest of a Dodgeville to Fond du Lac line Friday afternoon and Friday night. Some light accumulating snow will then be possible across most of the area Saturday morning. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. LMZ643>646-092100- Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 253 PM CST Wed Dec 8 2021 This Hazardous Weather Outlook is for the nearshore waters from Sheboygan Wisconsin to Winthrop Harbor Illinois. .DAY ONE...Tonight Hazardous weather is not expected at this time. .DAYS TWO THROUGH SEVEN...Thursday through Wednesday Southerly winds and associated waves will reach Small Craft Advisory levels throughout the day Thursday. Small craft conditions are expected to return Saturday with the potential for gales. LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-092100- Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 253 PM CST Wed Dec 8 2021 This Hazardous Weather Outlook is for the open waters of Lake Michigan. .DAY ONE...Tonight Hazardous weather is not expected at this time. .DAYS TWO THROUGH SEVEN...Thursday through Wednesday South winds may briefly hit gales on Thursday. Northeast to north gales are possible Friday night across the northern third, then a period of northwest gales for much of the open waters Saturday morning into Saturday afternoon. www.weather.gov/mkx
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The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.