Alert archive / Wisconsin / Small Craft Advisories in 2021

Small Craft Advisory 15, NWS Milwaukee, WI

February 20, 2021

NWS Milwaukee, WI issued this small craft advisory at Feb 20, 2021, 2:54 PM CST. It took effect at Feb 21, 2021, 12:00 PM CST. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Feb 20, 2021, 2:54 PM CST (20:54 UTC)
In effect from
Feb 21, 2021, 12:00 PM CST
Expired
Feb 22, 2021, 6:00 AM CST
In force
18 hr
Issued by
NWS Milwaukee, WI

The text

As transmitted.

621 
WHUS73 KMKX 202054
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
254 PM CST Sat Feb 20 2021

LMZ645-646-210500-
/O.NEW.KMKX.SC.Y.0015.210221T1800Z-210222T0600Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
254 PM CST Sat Feb 20 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON SUNDAY TO MIDNIGHT
CST SUNDAY NIGHT...

* WHAT...South to southeast winds 15 to 25 knots and waves 3 to 6
  feet expected.

* WHERE...Nearshore Waters from North Point Lighthouse to 
  Winthrop Harbor IL.

* WHEN...From noon Sunday to midnight CST Sunday 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.

&&

$$

LMZ643-644-210500-
/O.NEW.KMKX.SC.Y.0015.210221T1800Z-210222T1200Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
254 PM CST Sat Feb 20 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON SUNDAY TO 6 AM CST
MONDAY...

* WHAT...South to southeast winds 15 to 25 knots Sunday afternoon
  and evening expected, veering west 15 to 20 knots after 
  midnight. Waves 4 to 7 feet expected.

* WHERE...Nearshore Waters from Sheboygan to North Point 
  Lighthouse.

* WHEN...From noon Sunday to 6 AM CST Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
Wood
6 follow-up statements
277 
WHUS73 KMKX 210249
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
849 PM CST Sat Feb 20 2021

LMZ645-646-211100-
/O.CON.KMKX.SC.Y.0015.210221T1800Z-210222T0600Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
849 PM CST Sat Feb 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON SUNDAY TO
MIDNIGHT CST SUNDAY NIGHT...

* WHAT...South to southeast winds 15 to 25 knots and waves 3 to 5 
  feet expected.

* WHERE...Nearshore Waters from North Point Lighthouse to 
  Winthrop Harbor IL.

* WHEN...From noon Sunday to midnight CST Sunday 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.

&&

$$

LMZ643-644-211100-
/O.CON.KMKX.SC.Y.0015.210221T1800Z-210222T1200Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
849 PM CST Sat Feb 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON SUNDAY TO
6 AM CST MONDAY...

* WHAT...South to southeast winds 15 to 25 knots Sunday afternoon
  and evening expected, veering west 10 to 20 knots after
  midnight. Waves 3 to 6 feet expected.

* WHERE...Nearshore Waters from Sheboygan to North Point 
  Lighthouse.

* WHEN...From noon Sunday to 6 AM CST Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
319 
WHUS73 KMKX 210930
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
330 AM CST Sun Feb 21 2021

LMZ645-646-211830-
/O.CON.KMKX.SC.Y.0015.210221T1800Z-210222T0600Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
330 AM CST Sun Feb 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO
MIDNIGHT CST TONIGHT...

* WHAT...South to southeast winds 15 to 25 knots and waves 3 to 
  5 feet expected.

* WHERE...Nearshore Waters from North Point Lighthouse to 
  Winthrop Harbor IL.

* WHEN...From noon today to midnight CST tonight.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ643-644-211830-
/O.CON.KMKX.SC.Y.0015.210221T1800Z-210222T1200Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
330 AM CST Sun Feb 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 AM
CST MONDAY...

* WHAT...South to southeast winds 15 to 25 knots Sunday 
  afternoon and evening expected, veering west 10 to 20 knots 
  after midnight. Waves 3 to 6 feet expected.

* WHERE...Nearshore Waters from Sheboygan to North Point 
  Lighthouse.

* WHEN...From noon today to 6 AM CST Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
926 
WHUS73 KMKX 211609
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
1009 AM CST Sun Feb 21 2021

LMZ645-646-220000-
/O.CON.KMKX.SC.Y.0015.210221T1800Z-210222T0600Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
1009 AM CST Sun Feb 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt and 
  waves 2 to 5 ft expected.

* WHERE...Nearshore Waters from North Point Lighthouse to 
  Winthrop Harbor IL.

* WHEN...Until midnight CST tonight.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ643-644-220000-
/O.CON.KMKX.SC.Y.0015.210221T1800Z-210222T1200Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
1009 AM CST Sun Feb 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST MONDAY...

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt and 
  waves 3 to 6 ft expected.

* WHERE...Nearshore Waters from Sheboygan to North Point 
  Lighthouse.

* WHEN...Until 6 AM CST Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
370 
WHUS73 KMKX 212029
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
229 PM CST Sun Feb 21 2021

LMZ645-646-220600-
/O.CON.KMKX.SC.Y.0015.000000T0000Z-210222T0600Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
229 PM CST Sun Feb 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt and 
  waves 4 to 6 ft.

* WHERE...Nearshore Waters from North Point Lighthouse to 
  Winthrop Harbor IL.

* WHEN...Until midnight CST tonight.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ643-644-220600-
/O.CON.KMKX.SC.Y.0015.000000T0000Z-210222T1200Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
229 PM CST Sun Feb 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST MONDAY...

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt and 
  waves 4 to 7 ft.

* WHERE...Nearshore Waters from Sheboygan to North Point 
  Lighthouse.

* WHEN...Until 6 AM CST Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
085 
WHUS73 KMKX 220307
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
907 PM CST Sun Feb 21 2021

LMZ645-646-220600-
/O.CON.KMKX.SC.Y.0015.000000T0000Z-210222T0600Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
907 PM CST Sun Feb 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...South winds 15 to 25 kt and waves 3 to 6 ft.

* WHERE...Nearshore Waters from North Point Lighthouse to 
  Winthrop Harbor IL.

* WHEN...Until midnight CST tonight.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ643-644-221115-
/O.CON.KMKX.SC.Y.0015.000000T0000Z-210222T1200Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
907 PM CST Sun Feb 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST MONDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 30 kt this
  evening. Winds then shifting to westerly 10 to 20 knots after
  midnight. Waves 4 to 7 feet subsiding to 2 to 4 feet by sunrise
  Monday. 

* WHERE...Nearshore Waters from Sheboygan to North Point 
  Lighthouse.

* WHEN...Until 6 AM CST Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
395 
WHUS73 KMKX 220932
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
332 AM CST Mon Feb 22 2021

LMZ643-644-221745-
/O.CON.KMKX.SC.Y.0015.000000T0000Z-210222T1200Z/
/O.NEW.KMKX.SC.Y.0016.210222T1800Z-210223T1800Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
332 AM CST Mon Feb 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST EARLY
THIS MORNING...

* WHAT... Westerly winds 10 to 20 knot with gusts to 25 kt. Waves
  of 4 to 7 feet subsiding to 2 to 4 feet by sunrise. 

* WHERE...Nearshore Waters from Sheboygan to North Point 
  Lighthouse.

* WHEN...For the Small Craft Advisory, until 6 AM CST early this 
  morning. For the Small Craft Advisory, from noon today to noon 
  CST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ645-646-221745-
/O.NEW.KMKX.SC.Y.0016.210222T1800Z-210223T1800Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
332 AM CST Mon Feb 22 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON TODAY TO NOON CST
TUESDAY...

* WHAT...West winds 15 to 20 kt with gusts up to 25 kt expected.

* WHERE...Nearshore Waters from North Point Lighthouse to 
  Winthrop Harbor IL.

* WHEN...From noon today to noon CST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

Nearby

Small Craft Advisories in Wisconsin, 2021Every small craft advisory in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.