Alert archive / Wisconsin / Small Craft Advisories in 2021

Small Craft Advisory 39, NWS Milwaukee, WI

April 24, 2021

NWS Milwaukee, WI issued this small craft advisory at Apr 24, 2021, 2:59 AM CDT. It took effect at Apr 24, 2021, 7:00 PM CDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Apr 24, 2021, 2:59 AM CDT (07:59 UTC)
In effect from
Apr 24, 2021, 7:00 PM CDT
Expired
Apr 25, 2021, 10:00 AM CDT
In force
15 hr
Issued by
NWS Milwaukee, WI

The text

As transmitted.

396 
WHUS73 KMKX 240759
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
259 AM CDT Sat Apr 24 2021

LMZ643>646-241600-
/O.NEW.KMKX.SC.Y.0039.210424T2100Z-210425T1200Z/
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-
259 AM CDT Sat Apr 24 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
7 AM CDT SUNDAY...

* WHAT...West to northwest winds 15 to 25 knots, becoming north by
  late evening. Waves 2 to 4 feet, as high as 5 feet south of
  North Point Light tonight. 

* WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL.

* WHEN...From 4 PM this afternoon to 7 AM CDT Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
DDV
6 follow-up statements
601 
WHUS73 KMKX 241459
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
959 AM CDT Sat Apr 24 2021

LMZ643>646-242300-
/O.EXT.KMKX.SC.Y.0039.210425T0000Z-210425T1200Z/
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-
959 AM CDT Sat Apr 24 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO
7 AM CDT SUNDAY...

* WHAT...Northwest winds 15 to 25 knots, becoming north by late
  evening. Waves 1 to 3 feet early then 2 to 4 feet, but as high
  as 5 feet south of North Point Lighthouse. 

* WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL.

* WHEN...From 7 PM this evening to 7 AM CDT Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
645 
WHUS73 KMKX 241943
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
243 PM CDT Sat Apr 24 2021

LMZ643>646-250345-
/O.CON.KMKX.SC.Y.0039.210425T0000Z-210425T1200Z/
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-
243 PM CDT Sat Apr 24 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 7 AM CDT SUNDAY...

* WHAT...Northwest winds 15 to 25 knots, becoming north by late 
  evening. Waves 1 to 3 feet early then 2 to 4 feet, but as high 
  as 5 feet south of North Point Lighthouse.

* WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL.

* WHEN...From 7 PM this evening to 7 AM CDT Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
408 
WHUS73 KMKX 250239
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
939 PM CDT Sat Apr 24 2021

LMZ643>646-251045-
/O.CON.KMKX.SC.Y.0039.000000T0000Z-210425T1200Z/
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-
939 PM CDT Sat Apr 24 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT SUNDAY...

* WHAT...Gusts from 20 to 25 kts and Waves 2 to 4 ft.

* WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL.

* WHEN...Until 7 AM CDT Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
074 
WHUS73 KMKX 250819
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
319 AM CDT Sun Apr 25 2021

LMZ645-646-251500-
/O.EXT.KMKX.SC.Y.0039.000000T0000Z-210425T1500Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
319 AM CDT Sun Apr 25 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM CDT THIS
MORNING...

* WHAT...North winds 15 to 20 kt with a few gusts to 25 knots and
  waves 3 to 5 ft.

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

* WHEN...Until 10 AM CDT this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ643-644-251200-
/O.CON.KMKX.SC.Y.0039.000000T0000Z-210425T1200Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
319 AM CDT Sun Apr 25 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT THIS
MORNING...

* WHAT...North winds 15 to 20 kt with a few gusts to 25 knots and
  waves 2 to 4 ft.

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

* WHEN...Until 7 AM CDT this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
DDV
761 
WHUS73 KMKX 251156
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
656 AM CDT Sun Apr 25 2021

LMZ643-644-251300-
/O.EXP.KMKX.SC.Y.0039.000000T0000Z-210425T1200Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
656 AM CDT Sun Apr 25 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 7 AM CDT THIS MORNING...

Winds and waves have fallen below advisory levels. 

$$

LMZ645-646-251500-
/O.CON.KMKX.SC.Y.0039.000000T0000Z-210425T1500Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
656 AM CDT Sun Apr 25 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS
MORNING...

* WHAT...North winds 10 to 20 knots and waves 3 to 5 ft.

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

* WHEN...Until 10 AM CDT this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
DDV
029 
WHUS73 KMKX 251331
MWWMKX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
831 AM CDT Sun Apr 25 2021

LMZ645-646-251500-
/O.CON.KMKX.SC.Y.0039.000000T0000Z-210425T1500Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
831 AM CDT Sun Apr 25 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS
MORNING...

* WHAT...North to northwest winds 10 to 20 knots and waves 3 to 5
  ft.

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

* WHEN...Until 10 AM CDT this morning.

* 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.