Alert archive / Illinois / Gale Warnings in 2021
Gale Warning 21, NWS Chicago, IL
NWS Chicago, IL issued this gale warning at Dec 10, 2021, 4:11 AM CST. It took effect at Dec 11, 2021, 3:00 AM CST. It was in force for 15 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
- Dec 10, 2021, 4:11 AM CST (10:11 UTC)
- In effect from
- Dec 11, 2021, 3:00 AM CST
- Expired
- Dec 11, 2021, 6:00 PM CST
- In force
- 15 hr
- Issued by
- NWS Chicago, IL
The text
As transmitted.
628 WHUS73 KLOT 101011 MWWLOT URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 411 AM CST Fri Dec 10 2021 LMZ743>745-101815- /O.NEW.KLOT.SC.Y.0105.211211T0000Z-211211T0900Z/ /O.UPG.KLOT.GL.A.0016.211211T1000Z-211212T0000Z/ /O.NEW.KLOT.GL.W.0021.211211T0900Z-211212T0000Z/ Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 411 AM CST Fri Dec 10 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 3 AM CST SATURDAY... ...GALE WARNING IN EFFECT FROM 3 AM TO 6 PM CST SATURDAY... * WHAT...For the Gale Warning, west gales to 45 kt, significant waves up to 10 ft, and occasional waves up to 13 ft. For the Small Craft Advisory, south winds to 30 kt, significant waves to 6 ft, occasional waves to 8 ft. * WHERE...Calumet Harbor IL to Gary IN, Gary to Burns Harbor IN and Burns Harbor to Michigan City IN. * WHEN...For the Gale Warning, from 3 AM to 6 PM CST Saturday. For the Small Craft Advisory, from 6 PM this evening to 3 AM 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. && $$ LMZ740>742-101815- /O.NEW.KLOT.SC.Y.0105.211211T0000Z-211211T0900Z/ /O.UPG.KLOT.GL.A.0016.211211T1000Z-211212T0000Z/ /O.NEW.KLOT.GL.W.0021.211211T0900Z-211212T0000Z/ Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 411 AM CST Fri Dec 10 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 3 AM CST SATURDAY... ...GALE WARNING IN EFFECT FROM 3 AM TO 6 PM CST SATURDAY... * WHAT...For the Gale Warning, west gales to 45 kt, significant waves up to7 ft, and occasional waves up to 9 ft. For the Small Craft Advisory, south winds to 30 kt, significant waves to 6 ft, occasional waves to 8 ft. * WHERE...Winthrop Harbor to Wilmette Harbor IL, Wilmette Harbor to Northerly Island IL and Northerly Island to Calumet Harbor IL. * WHEN...For the Gale Warning, from 3 AM to 6 PM CST Saturday. For the Small Craft Advisory, from 6 PM this evening to 3 AM CST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$
8 follow-up statements
230 WHUS73 KLOT 101558 MWWLOT URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 958 AM CST Fri Dec 10 2021 LMZ743>745-110000- /O.CON.KLOT.SC.Y.0105.211211T0000Z-211211T0900Z/ /O.CON.KLOT.GL.W.0021.211211T0900Z-211212T0000Z/ Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 958 AM CST Fri Dec 10 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 3 AM CST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 3 AM TO 6 PM CST SATURDAY... * WHAT...For the Gale Warning, west gales to 45 kt, significant waves up to 10 ft, and occasional waves up to 13 ft. For the Small Craft Advisory, south winds to 30 kt, significant waves to 6 ft, occasional waves to 8 ft. * WHERE...Calumet Harbor IL to Gary IN, Gary to Burns Harbor IN and Burns Harbor to Michigan City IN. * WHEN...For the Gale Warning, from 3 AM to 6 PM CST Saturday. For the Small Craft Advisory, from 6 PM this evening to 3 AM 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. && $$ LMZ740>742-110000- /O.CON.KLOT.SC.Y.0105.211211T0000Z-211211T0900Z/ /O.CON.KLOT.GL.W.0021.211211T0900Z-211212T0000Z/ Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 958 AM CST Fri Dec 10 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 3 AM CST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 3 AM TO 6 PM CST SATURDAY... * WHAT...For the Gale Warning, west gales to 45 kt, significant waves up to 7 ft, and occasional waves up to 9 ft. For the Small Craft Advisory, south winds to 30 kt, significant waves to 6 ft, occasional waves to 8 ft. * WHERE...Winthrop Harbor to Wilmette Harbor IL, Wilmette Harbor to Northerly Island IL and Northerly Island to Calumet Harbor IL. * WHEN...For the Gale Warning, from 3 AM to 6 PM CST Saturday. For the Small Craft Advisory, from 6 PM this evening to 3 AM CST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$
241 WHUS73 KLOT 102110 MWWLOT URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 310 PM CST Fri Dec 10 2021 LMZ743>745-110515- /O.CON.KLOT.SC.Y.0105.211211T0000Z-211211T0900Z/ /O.CON.KLOT.GL.W.0021.211211T0900Z-211212T0000Z/ Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 310 PM CST Fri Dec 10 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 3 AM TO 6 PM CST SATURDAY... * WHAT...For the Gale Warning, west gales to 45 kt, significant waves up to 10 ft, and occasional waves up to 13 ft. For the Small Craft Advisory, south winds to 30 kt, significant waves to 6 ft, occasional waves to 8 ft. * WHERE...Calumet Harbor IL to Gary IN, Gary to Burns Harbor IN and Burns Harbor to Michigan City IN. * WHEN...For the Gale Warning, from 3 AM to 6 PM CST Saturday. For the Small Craft Advisory, from 6 PM this evening to 3 AM 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. && $$ LMZ740>742-110515- /O.CON.KLOT.SC.Y.0105.211211T0000Z-211211T0900Z/ /O.CON.KLOT.GL.W.0021.211211T0900Z-211212T0000Z/ Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 310 PM CST Fri Dec 10 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 3 AM TO 6 PM CST SATURDAY... * WHAT...For the Gale Warning, west gales to 45 kt, significant waves up to 7 ft, and occasional waves up to 9 ft. For the Small Craft Advisory, south winds to 30 kt, significant waves to 6 ft, occasional waves to 8 ft. * WHERE...Winthrop Harbor to Wilmette Harbor IL, Wilmette Harbor to Northerly Island IL and Northerly Island to Calumet Harbor IL. * WHEN...For the Gale Warning, from 3 AM to 6 PM CST Saturday. For the Small Craft Advisory, from 6 PM this evening to 3 AM CST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$
401 WHUS73 KLOT 110348 MWWLOT URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 948 PM CST Fri Dec 10 2021 LMZ743>745-111200- /O.CON.KLOT.SC.Y.0105.000000T0000Z-211211T0900Z/ /O.CON.KLOT.GL.W.0021.211211T0900Z-211212T0000Z/ Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 948 PM CST Fri Dec 10 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 3 AM TO 6 PM CST SATURDAY... * WHAT...For the Gale Warning, west gales to 45 kt, significant waves up to 10 ft, and occasional waves up to 13 ft. For the Small Craft Advisory, south winds to 30 kt, significant waves to 6 ft, occasional waves to 8 ft. * WHERE...Gary to Burns Harbor IN, Burns Harbor to Michigan City IN and Calumet Harbor IL to Gary IN. * WHEN...For the Gale Warning, from 3 AM to 6 PM CST Saturday. For the Small Craft Advisory, until 3 AM 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. && $$ LMZ740>742-111200- /O.CON.KLOT.SC.Y.0105.000000T0000Z-211211T0900Z/ /O.CON.KLOT.GL.W.0021.211211T0900Z-211212T0000Z/ Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 948 PM CST Fri Dec 10 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 3 AM TO 6 PM CST SATURDAY... * WHAT...For the Gale Warning, west gales to 45 kt, significant waves up to 7 ft, and occasional waves up to 9 ft. For the Small Craft Advisory, south winds to 30 kt, significant waves to 6 ft, occasional waves to 8 ft. * WHERE...Northerly Island to Calumet Harbor IL, Winthrop Harbor to Wilmette Harbor IL and Wilmette Harbor to Northerly Island IL. * WHEN...For the Gale Warning, from 3 AM to 6 PM CST Saturday. For the Small Craft Advisory, until 3 AM CST Saturday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Lenning
473 WHUS73 KLOT 110917 MWWLOT URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 317 AM CST Sat Dec 11 2021 LMZ743>745-111730- /O.EXP.KLOT.SC.Y.0105.000000T0000Z-211211T0900Z/ /O.CON.KLOT.GL.W.0021.000000T0000Z-211212T0000Z/ Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 317 AM CST Sat Dec 11 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * WHAT...West gales 45 kt and significant waves to 7 ft occasionally to 9 feet expected. * WHERE...Gary to Burns Harbor IN, Burns Harbor to Michigan City IN and Calumet Harbor IL to Gary IN. * WHEN...Through 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. && $$ LMZ740>742-111730- /O.EXP.KLOT.SC.Y.0105.000000T0000Z-211211T0900Z/ /O.CON.KLOT.GL.W.0021.000000T0000Z-211212T0000Z/ Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 317 AM CST Sat Dec 11 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * WHAT...West gales to 45 kt and significant waves to 6 ft occasionally 8 feet expected. * WHERE...Northerly Island to Calumet Harbor IL, Winthrop Harbor to Wilmette Harbor IL and Wilmette Harbor to Northerly Island IL. * WHEN...Through 6 PM CST this evening. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Borchardt
580 WHUS73 KLOT 111057 MWWLOT URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 457 AM CST Sat Dec 11 2021 LMZ740>742-111900- /O.CON.KLOT.GL.W.0021.000000T0000Z-211212T0000Z/ Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 457 AM CST Sat Dec 11 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * WHAT...West gales to 45 kt with a few storm force gusts to 50 kt and significant waves to 6 ft occasionally 8 feet expected. * WHERE...Northerly Island to Calumet Harbor IL, Winthrop Harbor to Wilmette Harbor IL and Wilmette Harbor to Northerly Island IL. * WHEN...Through 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. && $$ LMZ743>745-111900- /O.CON.KLOT.GL.W.0021.000000T0000Z-211212T0000Z/ Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 457 AM CST Sat Dec 11 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * WHAT...West gales 45 kt with a few storm force gusts to 50 kt and significant waves to 11 ft occasionally to 14 feet expected. * WHERE...Gary to Burns Harbor IN, Burns Harbor to Michigan City IN and Calumet Harbor IL to Gary IN. * WHEN...Through 6 PM CST this evening. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Borchardt
154 WHUS73 KLOT 111538 MWWLOT URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 938 AM CST Sat Dec 11 2021 LMZ740>742-112345- /O.CON.KLOT.GL.W.0021.000000T0000Z-211212T0000Z/ Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 938 AM CST Sat Dec 11 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * WHAT...West gales to 45 kt and significant waves to 6 ft occasionally 8 feet expected. * WHERE...Northerly Island to Calumet Harbor IL, Winthrop Harbor to Wilmette Harbor IL and Wilmette Harbor to Northerly Island IL. * WHEN...Through 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. && $$ LMZ743>745-112345- /O.CON.KLOT.GL.W.0021.000000T0000Z-211212T0000Z/ Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 938 AM CST Sat Dec 11 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * WHAT...West gales 45 kt with a few storm force gusts to 50 kt and significant waves to 11 ft occasionally to 14 feet expected. * WHERE...Gary to Burns Harbor IN, Burns Harbor to Michigan City IN and Calumet Harbor IL to Gary IN. * WHEN...Through 6 PM CST this evening. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$
836 WHUS73 KLOT 112047 MWWLOT URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 247 PM CST Sat Dec 11 2021 LMZ740>742-120000- /O.CON.KLOT.GL.W.0021.000000T0000Z-211212T0000Z/ Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 247 PM CST Sat Dec 11 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * WHAT...West gales to 45 kt and significant waves to 6 ft occasionally 8 feet expected. * WHERE...Northerly Island to Calumet Harbor IL, Winthrop Harbor to Wilmette Harbor IL and Wilmette Harbor to Northerly Island IL. * WHEN...Through 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. && $$ LMZ743>745-120000- /O.CON.KLOT.GL.W.0021.000000T0000Z-211212T0000Z/ Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 247 PM CST Sat Dec 11 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * WHAT...West gales 45 kt and significant waves to 11 ft occasionally to 14 feet expected. * WHERE...Gary to Burns Harbor IN, Burns Harbor to Michigan City IN and Calumet Harbor IL to Gary IN. * WHEN...Through 6 PM CST this evening. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$
517 WHUS73 KLOT 112356 MWWLOT URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 556 PM CST Sat Dec 11 2021 LMZ745-120800- /O.EXP.KLOT.GL.W.0021.000000T0000Z-211212T0000Z/ /O.NEW.KLOT.SC.Y.0106.211212T0000Z-211213T1200Z/ Burns Harbor to Michigan City IN- 556 PM CST Sat Dec 11 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM CST MONDAY... ...GALE WARNING WILL EXPIRE AT 6 PM CST THIS EVENING... * WHAT...West winds to 30 kt and waves up to 8 ft this evening. Southwest winds to 30 kt and waves to 4 ft Sunday and Sunday night. * WHERE...Burns Harbor to Michigan City IN. * 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. && $$ LMZ743-744-120800- /O.EXP.KLOT.GL.W.0021.000000T0000Z-211212T0000Z/ /O.NEW.KLOT.SC.Y.0106.211212T1500Z-211213T1200Z/ Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- 556 PM CST Sat Dec 11 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM SUNDAY TO 6 AM CST MONDAY... ...GALE WARNING WILL EXPIRE AT 6 PM CST THIS EVENING... * WHAT...Southwest winds to 30 kt. * WHERE...Calumet Harbor IL to Gary IN and Gary to Burns Harbor IN. * WHEN...From 9 AM Sunday to 6 AM CST Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ740>742-120800- /O.EXP.KLOT.GL.W.0021.000000T0000Z-211212T0000Z/ /O.NEW.KLOT.SC.Y.0106.211212T1500Z-211213T1200Z/ Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 556 PM CST Sat Dec 11 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM SUNDAY TO 6 AM CST MONDAY... ...GALE WARNING WILL EXPIRE AT 6 PM CST THIS EVENING... * WHAT...Southwest winds to 30 kt. * WHERE...Winthrop Harbor to Wilmette Harbor IL, Wilmette Harbor to Northerly Island IL and Northerly Island to Calumet Harbor IL. * WHEN...From 9 AM 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. && $$
The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 10, 12:27 AM CST | Dense Fog Advisory | LOT | Ford, Grundy, Iroquois, Kankakee, Livingston, Will | 12 hr |
| Dec 10, 2:56 AM CST | Wind Advisory | LOT | Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more | 36 hr |
| Dec 10, 4:11 AM CST | Small Craft Advisory | LOT | 23 hr |
Nearby
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.