Alert archive / Illinois / Gale Warnings in 2021

Gale Warning 3, NWS Chicago, IL

January 24, 2021

NWS Chicago, IL issued this gale warning at Jan 24, 2021, 8:53 PM CST. It took effect at Jan 25, 2021, 6:00 PM CST. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 24, 2021, 8:53 PM CST (02:53 UTC)
In effect from
Jan 25, 2021, 6:00 PM CST
Expired
Jan 26, 2021, 3:00 AM CST
In force
9 hr
Issued by
NWS Chicago, IL

The text

As transmitted.

662 
WHUS73 KLOT 250253
MWWLOT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
853 PM CST Sun Jan 24 2021

LMZ740>743-251100-
/O.NEW.KLOT.SC.Y.0008.210125T1800Z-210126T0000Z/
/O.UPG.KLOT.GL.A.0001.210126T0000Z-210126T0900Z/
/O.NEW.KLOT.GL.W.0003.210126T0000Z-210126T0900Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-
853 PM CST Sun Jan 24 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON TO 6 PM CST MONDAY...
...GALE WARNING IN EFFECT FROM 6 PM MONDAY TO 3 AM CST TUESDAY...

* WHAT...For the Small Craft Advisory, northeast winds up to 30 kt
  and waves 6 to 9 ft expected. For the Gale Warning, northeast 
  gales to 35 kt and waves 8 to 12 ft and occasionally to 16 ft 
  expected. 

* WHERE...Winthrop Harbor to Wilmette Harbor IL, Wilmette Harbor 
  to Northerly Island IL, Northerly Island to Calumet Harbor IL 
  and Calumet Harbor IL to Gary IN.

* WHEN...For the Gale Warning, from 6 PM Monday to 3 AM CST 
  Tuesday. For the Small Craft Advisory, from noon to 6 PM CST 
  Monday.

* 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.

&&

$$

LMZ744-745-251100-
/O.NEW.KLOT.SC.Y.0008.210125T1800Z-210127T1200Z/
Gary to Burns Harbor IN-Burns Harbor to Michigan City IN-
853 PM CST Sun Jan 24 2021

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

* WHAT...Northeast winds to 30 kt with a few gale force gusts
  possible Monday evening. Waves 6 to 9 ft and occasionally to 12
  ft especially Monday night.

* WHERE...Gary to Burns Harbor IN and Burns Harbor to Michigan 
  City IN.

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
6 follow-up statements
466 
WHUS73 KLOT 250827
MWWLOT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
227 AM CST Mon Jan 25 2021

LMZ740>743-251700-
/O.CON.KLOT.SC.Y.0008.210125T1800Z-210126T0000Z/
/O.CON.KLOT.GL.W.0003.210126T0000Z-210126T0900Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-
227 AM CST Mon Jan 25 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 PM
CST THIS EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 3 AM
CST TUESDAY...

* WHAT...For the Small Craft Advisory, northeast winds up to 30 kt
  and waves 5 to 8 ft expected. For the Gale Warning, east-
  northeast gales to 35 kt and waves 8 to 13 ft and occasionally
  to 17 ft expected, highest from northerly Island to Winthrop
  Harbor.

* WHERE...Illinois nearshore and Calumet Harbor IL to Gary IN.

* WHEN...For the Gale Warning, from 6 PM this evening to 3 AM 
  CST Tuesday. For the Small Craft Advisory, from noon today to 
  6 PM CST this evening.

* 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.

&&

$$

LMZ744-745-251700-
/O.CON.KLOT.SC.Y.0008.210125T1800Z-210127T1200Z/
Gary to Burns Harbor IN-Burns Harbor to Michigan City IN-
227 AM CST Mon Jan 25 2021

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

* WHAT...Northeast winds to 30 kt. A few gale force gusts to 35 kt
  this evening. Waves 6 to 9 ft and occasionally to 12 ft,
  especially tonight.

* WHERE...Gary to Michigan City IN.

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
541 
WHUS73 KLOT 251535
MWWLOT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
935 AM CST Mon Jan 25 2021

LMZ740>743-252345-
/O.CON.KLOT.SC.Y.0008.210125T1800Z-210126T0000Z/
/O.CON.KLOT.GL.W.0003.210126T0000Z-210126T0900Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-
935 AM CST Mon Jan 25 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 3 AM
CST TUESDAY...

* WHAT...For the Small Craft Advisory, northeast winds up to 30 
  kt and waves 5 to 8 ft expected. For the Gale Warning, east- 
  northeast gales to 35 kt and waves 8 to 13 ft and occasionally 
  to 17 ft expected, highest from northerly Island to Winthrop 
  Harbor.

* WHERE...Illinois nearshore and Calumet Harbor IL to Gary IN.

* WHEN...For the Gale Warning, from 6 PM this evening to 3 AM 
  CST Tuesday. For the Small Craft Advisory, from noon today to 
  6 PM CST this evening.

* 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.

&&

$$

LMZ744-745-252345-
/O.CON.KLOT.SC.Y.0008.210125T1800Z-210127T1200Z/
Gary to Burns Harbor IN-Burns Harbor to Michigan City IN-
935 AM CST Mon Jan 25 2021

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

* WHAT...Northeast winds to 30 kt. A few gale force gusts to 35 
  kt this evening. Waves 6 to 9 ft and occasionally to 12 ft, 
  especially tonight.

* WHERE...Gary to Michigan City IN.

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
751 
WHUS73 KLOT 252141
MWWLOT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
341 PM CST Mon Jan 25 2021

LMZ740>743-260545-
/O.CON.KLOT.SC.Y.0008.000000T0000Z-210126T0000Z/
/O.CON.KLOT.GL.W.0003.210126T0000Z-210126T0900Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-
341 PM CST Mon Jan 25 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY...

* WHAT...For the Small Craft Advisory, northeast winds up to 30
  kt. For the Gale Warning, east-northeast gales to 35 kt and
  waves 8 to 11 ft and occasionally to 14 ft expected, highest 
  from northerly Island to Winthrop Harbor.

* WHERE...Illinois nearshore and Calumet Harbor IL to Gary IN.

* WHEN...For the Gale Warning, from 6 PM this evening to 3 AM CST
  Tuesday. For the Small Craft Advisory, until 6 PM CST this 
  evening.

* 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.

&&

$$

LMZ744-745-260545-
/O.EXT.KLOT.SC.Y.0008.000000T0000Z-210128T0000Z/
Gary to Burns Harbor IN-Burns Harbor to Michigan City IN-
341 PM CST Mon Jan 25 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM CST WEDNESDAY...

* WHAT...Northeast winds to 30 kt. A few gale force gusts to 35 
  kt this evening. Waves 6 to 9 ft and occasionally to 12 ft, 
  especially tonight.

* WHERE...Gary to Michigan City IN.

* WHEN...Until 6 PM CST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
955 
WHUS73 KLOT 260302
MWWLOT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
902 PM CST Mon Jan 25 2021

LMZ740>743-260900-
/O.CON.KLOT.GL.W.0003.000000T0000Z-210126T0900Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-
902 PM CST Mon Jan 25 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST TUESDAY...

* WHAT...Northeast gales to 35 kt and waves 8 to 11 ft and
  occasionally to 14 ft expected, highest from northerly Island
  north to Winthrop Harbor.

* WHERE...Illinois nearshore and Calumet Harbor IL to Gary IN.

* WHEN...For the Gale Warning, from 6 PM this evening to 3 AM 
  CST Tuesday. 

* 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.

&&

$$

LMZ744-745-261115-
/O.CON.KLOT.SC.Y.0008.000000T0000Z-210128T0000Z/
Gary to Burns Harbor IN-Burns Harbor to Michigan City IN-
902 PM CST Mon Jan 25 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY...

* WHAT...Northeast winds to 30 kt. A few gale force gusts to 35 
  kt this evening. Waves 6 to 9 ft and occasionally to 12 ft, 
  especially tonight.

* WHERE...Gary to Michigan City IN.

* WHEN...Until 6 PM CST Wednesday.

* 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 KLOT 260903
MWWLOT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
303 AM CST Tue Jan 26 2021

LMZ740>743-261715-
/O.EXP.KLOT.GL.W.0003.000000T0000Z-210126T0900Z/
/O.NEW.KLOT.SC.Y.0009.210126T0903Z-210128T0900Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-
303 AM CST Tue Jan 26 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST THURSDAY...
...GALE WARNING HAS EXPIRED...

* WHAT...North winds to 25 kt and waves to 11 ft and occasionally
  to 14 ft.

* WHERE...Illinois nearshore and Calumet Harbor IL to Gary IN.

* WHEN...Until 3 AM 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.

&&

$$

LMZ744-745-261715-
/O.EXT.KLOT.SC.Y.0008.000000T0000Z-210128T1500Z/
Gary to Burns Harbor IN-Burns Harbor to Michigan City IN-
303 AM CST Tue Jan 26 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...North winds to 25 kt and waves to 8 ft and occasionally
  to 11 ft.

* WHERE...Gary to Michigan City IN.

* WHEN...Until 9 AM 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.

&&

$$
700 
WHUS73 KLOT 260926 CCA
MWWLOT

URGENT - MARINE WEATHER MESSAGE...CORRECTED
National Weather Service Chicago IL
326 AM CST Tue Jan 26 2021

LMZ740>743-261715-
/O.EXP.KLOT.GL.W.0003.000000T0000Z-210126T0900Z/
/O.COR.KLOT.SC.Y.0009.210126T0925Z-210128T0900Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-
326 AM CST Tue Jan 26 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST THURSDAY...
...GALE WARNING HAS EXPIRED...

* WHAT...North winds to 30 kt and waves to 12 ft and occasionally
  to 16 ft.

* WHERE...Illinois nearshore and Calumet Harbor IL to Gary IN.

* WHEN...Until 3 AM 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.

&&

$$

LMZ744-745-261715-
/O.COR.KLOT.SC.Y.0008.000000T0000Z-210128T1500Z/
Gary to Burns Harbor IN-Burns Harbor to Michigan City IN-
326 AM CST Tue Jan 26 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...North winds to 30 kt and waves to 8 ft and occasionally 
  to 11 ft.

* WHERE...Gary to Michigan City IN.

* WHEN...Until 9 AM 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.

&&

$$

The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 24, 8:53 PM CSTSmall Craft AdvisoryLOT4 days

Nearby

Gale Warnings in Illinois, 2021Every gale warning 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.