Alerts from NWS Chicago IL (UNOFFICIAL)
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chi.nws-bot.us
Alerts from NWS Chicago IL (UNOFFICIAL)
@chi.nws-bot.us
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Unofficial bot sharing alerts from NWS Chicago IL.

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Small Craft Advisory issued November 17 at 9:41AM CST until November 17 at 12:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...Significant waves to 6 ft occasionally to 8 ft expected. * WHERE...Gary to Michigan City IN. * WHEN...Until noon CST today. * IMPACTS...Conditions will be hazardous to small craft.
November 17, 2025 at 3:45 PM
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Small Craft Advisory issued November 17 at 3:26AM CST until November 17 at 12:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...Significant waves to 7 ft occasionally to 9 ft. * WHERE...Gary to Michigan City IN. * WHEN...Until noon CST today. * IMPACTS...Conditions will be hazardous to small craft.
November 17, 2025 at 9:30 AM
chi.nws-bot.us
Small Craft Advisory issued November 16 at 10:05PM CST until November 17 at 9:00AM CST by NWS Chicago IL
Additional Details Here.
* WHAT...Northwest winds to 25 kt and significant waves to 7 ft occasionally to 9 ft. * WHERE...Gary to Michigan City IN. * WHEN...Until 9 AM CST Monday. * IMPACTS...Conditions will be hazardous to small craft.
November 17, 2025 at 4:15 AM
chi.nws-bot.us
Small Craft Advisory issued November 16 at 2:57PM CST until November 16 at 10:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...Northwest winds to 25 kt and significant waves to 5 ft occurring. * WHERE...Winthrop Harbor to Calumet Harbor IL, and Calumet Harbor IL to Gary IN. * WHEN...Until 10 PM CST this evening. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds to 25 kt and significant waves to 8 ft occasionally to 10 ft occurring. * WHERE...Gary to Michigan City IN. * WHEN...Until 9 AM CST Monday. * IMPACTS...Conditions will be hazardous to small craft.
November 16, 2025 at 9:00 PM
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Small Craft Advisory issued November 16 at 9:49AM CST until November 16 at 10:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...Northwest winds to 25 kt and significant waves to 6 ft occasionally to 8 ft. * WHERE...Winthrop Harbor to Calumet Harbor IL, and Calumet Harbor IL to Gary IN. * WHEN...Until 10 PM CST this evening. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds to 30 kt and significant waves to 10 ft occasionally to 13 ft. * WHERE...Gary to Michigan City IN. * WHEN...Until 9 AM CST Monday. * IMPACTS...Conditions will be hazardous to small craft.
November 16, 2025 at 4:00 PM
chi.nws-bot.us
Small Craft Advisory issued November 16 at 3:10AM CST until November 16 at 4:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...Northwest winds to 25 kt and significant waves to 7 ft occasionally to 9 ft. * WHERE...Winthrop Harbor to Calumet Harbor IL, and Calumet Harbor IL to Gary IN. * WHEN...Until 4 PM CST this afternoon. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds to 30 kt and significant waves to 10 ft occasionally to 13 ft. * WHERE...Gary to Michigan City IN. * WHEN...Until 9 AM CST Monday. * IMPACTS...Conditions will be hazardous to small craft.
November 16, 2025 at 9:15 AM
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Special Weather Statement issued November 16 at 2:44AM CST by NWS Chicago IL
Additional Details Here.
An elevated risk for fire spread exists this afternoon around northern Illinois and northwestern Indiana. The combination of dry air, gusty northwest winds, and recent dry conditions may make fires difficult to manage and could cause them to spread rapidly. Use extra caution while burning and disposing of burning materials today, including leaves and other vegetation.
November 16, 2025 at 8:45 AM
chi.nws-bot.us
Small Craft Advisory issued November 15 at 9:28PM CST until November 16 at 4:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...Northwest winds to 30 kt with occasional gale force gusts to 35 kt and significant waves to 7 ft occasionally to 9 ft. * WHERE...Winthrop Harbor to Calumet Harbor IL, and Calumet Harbor IL to Gary IN. * WHEN...Until 4 PM CST Sunday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds to 30 kt with occasional gale force gusts to 35 kt and significant waves to 10 ft occasionally to 13 ft. * WHERE...Gary to Michigan City IN. * WHEN...Until 9 AM CST Monday. * IMPACTS...Conditions will be hazardous to small craft.
November 16, 2025 at 3:30 AM
chi.nws-bot.us
Small Craft Advisory issued November 15 at 2:31PM CST until November 16 at 4:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...Northwest winds to 30 kt with occasional gale force gusts to 35 kt and significant waves building to 7 ft occasionally to 9 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL, and Calumet Harbor IL to Gary IN. * WHEN...Until 4 PM CST Sunday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds to 30 kt with occasional gale force gusts to 35 kt and significant waves to 10 ft occasionally to 13 ft expected. * WHERE...Gary to Michigan City IN. * WHEN...From 6 PM this evening to 9 AM CST Monday. * IMPACTS...Conditions will be hazardous to small craft.
November 15, 2025 at 8:45 PM
chi.nws-bot.us
Small Craft Advisory issued November 15 at 7:52AM CST until November 16 at 4:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...Southwest winds to 25 kt becoming northwest to 30 kt. Significant waves building to 7 ft occasionally to 9 ft tonight. * WHERE...Winthrop Harbor to Calumet Harbor IL, and Calumet Harbor IL to Gary IN. * WHEN...Until 4 PM CST Sunday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds to 30 kt and significant waves to 10 ft occasionally to 13 ft expected. * WHERE...Gary to Michigan City IN. * WHEN...From 6 PM this evening to 9 AM CST Monday. * IMPACTS...Conditions will be hazardous to small craft.
November 15, 2025 at 2:00 PM
chi.nws-bot.us
Small Craft Advisory issued November 15 at 2:27AM CST until November 16 at 4:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...Northwest winds to 30 kt and significant waves to 7 ft occasionally to 9 ft expected with occasional gales to 35 kt possible. * WHERE...Winthrop Harbor to Calumet Harbor IL, and Calumet Harbor IL to Gary IN. * WHEN...From noon today to 4 PM CST Sunday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds to 30 kt and significant waves to 10 ft occasionally to 13 ft expected with occasional gales to 35 kt possible. * WHERE...Gary to Michigan City IN. * WHEN...From 6 PM this evening to 9 AM CST Monday. * IMPACTS...Conditions will be hazardous to small craft.
November 15, 2025 at 8:30 AM
chi.nws-bot.us
Small Craft Advisory issued November 14 at 9:33PM CST until November 16 at 4:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...Northwest winds to 30 kt and significant waves to 7 ft occasionally to 9 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL, and Calumet Harbor IL to Gary IN. * WHEN...From noon Saturday to 4 PM CST Sunday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds to 30 kt and significant waves to 10 ft occasionally to 13 ft expected. * WHERE...Gary to Michigan City IN. * WHEN...From 6 PM Saturday to 9 AM CST Monday. * IMPACTS...Conditions will be hazardous to small craft.
November 15, 2025 at 3:45 AM
chi.nws-bot.us
Small Craft Advisory issued November 14 at 2:42PM CST until November 16 at 4:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...Northwest winds to 30 kt and significant waves to 7 ft occasionally to 9 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL, and Calumet Harbor IL to Gary IN. * WHEN...From noon Saturday to 4 PM CST Sunday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds to 30 kt and significant waves to 10 ft occasionally to 13 ft expected. * WHERE...Gary to Michigan City IN. * WHEN...From 6 PM Saturday to 9 AM CST Monday. * IMPACTS...Conditions will be hazardous to small craft.
November 14, 2025 at 8:45 PM
chi.nws-bot.us
Small Craft Advisory issued November 13 at 2:42AM CST until November 13 at 3:00AM CST by NWS Chicago IL
Additional Details Here.
Waves remain choppy east of Benton Harbor. However, they continue to diminish allowing for the advisory to expire.
November 13, 2025 at 8:45 AM
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Small Craft Advisory issued November 12 at 9:13PM CST until November 13 at 3:00AM CST by NWS Chicago IL
Additional Details Here.
* WHAT...West winds to 25 kt and significant waves to 6 ft occasionally to 8 ft. * WHERE...Calumet Harbor IL to Michigan City IN. * WHEN...Until 3 AM CST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
November 13, 2025 at 3:15 AM
chi.nws-bot.us
Small Craft Advisory issued November 12 at 3:25PM CST until November 12 at 9:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...West winds to 30 kt expected. * WHERE...Winthrop Harbor to Calumet Harbor, IL. * WHEN...Until 9 PM CST this evening. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds to 30 kt and significant waves to 6 ft occasionally to 8 ft expected. * WHERE...Calumet Harbor, IL to Michigan City, IN. * WHEN...Until 3 AM CST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
November 12, 2025 at 9:30 PM
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Small Craft Advisory issued November 12 at 9:53AM CST until November 12 at 9:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...West winds to 30 kt expected. * WHERE...Winthrop Harbor to Calumet Harbor, IL. * WHEN...Until 9 PM CST this evening. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds to 30 kt and significant waves to 7 ft occasionally to 9 ft expected. * WHERE...Calumet Harbor, IL to Michigan City, IN. * WHEN...Until 3 AM CST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
November 12, 2025 at 4:00 PM
chi.nws-bot.us
Small Craft Advisory issued November 12 at 2:43AM CST until November 12 at 9:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...West winds to 30 kt expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...Until 9 PM CST this evening. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds to 30 kt and significant waves to 7 ft occasionally to 9 ft expected. * WHERE...Calumet Harbor IL to Michigan City IN. * WHEN...Until 3 AM CST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
November 12, 2025 at 8:45 AM
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Small Craft Advisory issued November 11 at 8:01PM CST until November 12 at 9:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...Winds to 30 kt with occasional gale force gusts to 35 kt and significant waves to 5 ft. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...Until 9 PM CST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Winds to 30 kt with occasional gale force gusts to 35 kt and significant waves to 7 ft occasionally to 9 ft. * WHERE...Calumet Harbor IL to Michigan City IN. * WHEN...Until 3 AM CST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
November 12, 2025 at 2:15 AM
chi.nws-bot.us
Small Craft Advisory issued November 11 at 2:49PM CST until November 12 at 9:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...West winds to 30 kt with a few gale force gusts to 35 kt and significant waves to 5 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...Until 9 PM CST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds to 30 kt with a few gale force gusts to 35 kt and significant waves to 7 ft occasionally to 9 ft expected. * WHERE...Calumet Harbor IL to Michigan City IN. * WHEN...Until 3 AM CST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
November 11, 2025 at 9:00 PM
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Special Weather Statement issued November 11 at 1:31PM CST by NWS Chicago IL
Additional Details Here.
Gusty southerly winds this afternoon are producing shallow blowing and drifting snow across primarily west to east oriented roadways in open areas. If traveling this afternoon, be prepared for icy and slippery conditions on area roadways.
November 11, 2025 at 7:45 PM
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Small Craft Advisory issued November 11 at 9:50AM CST until November 12 at 9:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...West-southwest winds to 30 kt with a few gale force gusts to 35 kt and significant waves to 5 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...Until 9 PM CST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West-southwest winds to 30 kt with a few gale force gusts to 35 kt and significant waves to 7 ft occasionally to 9 ft expected. * WHERE...Calumet Harbor IL to Michigan City IN. * WHEN...Until 3 AM CST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
November 11, 2025 at 4:00 PM
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Small Craft Advisory issued November 11 at 2:58AM CST until November 12 at 9:00PM CST by NWS Chicago IL
Additional Details Here.
* WHAT...West winds to 30 kt with a few gale force gusts to 35 kt and significant waves to 5 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...From 9 AM this morning to 9 PM CST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...West winds to 30 kt with a few gale force gusts to 35 kt and significant waves to 7 ft occasionally to 9 ft. * WHERE...Calumet Harbor IL to Michigan City IN. * WHEN...Until 3 AM CST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
November 11, 2025 at 9:00 AM
chi.nws-bot.us
Small Craft Advisory issued November 10 at 8:40PM CST until November 11 at 3:00AM CST by NWS Chicago IL
Additional Details Here.
* WHAT...For the first Small Craft Advisory, west winds to 25 kt and significant waves to 6 ft occasionally to 8 ft. For the second Small Craft Advisory, west winds to 30 kt and significant waves to 5 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...For the first Small Craft Advisory, until 3 AM CST Tuesday. For the second Small Craft Advisory, from 9 AM Tuesday to 9 PM CST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...For the first Small Craft Advisory, west winds to 25 kt and significant waves to 6 ft occasionally to 8 ft. For the second Small Craft Advisory, west winds to 30 kt and significant waves to 5 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...For the first Small Craft Advisory, until 3 AM CST Tuesday. For the second Small Craft Advisory, from 9 AM Tuesday to 9 PM CST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Winds to 30 kt and significant waves to 10 ft occasionally to 13 ft. * WHERE...Calumet Harbor IL to Michigan City IN. * WHEN...Until 3 AM CST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
November 11, 2025 at 2:45 AM
chi.nws-bot.us
Small Craft Advisory issued November 10 at 3:36PM CST until November 11 at 12:00AM CST by NWS Chicago IL
Additional Details Here.
* WHAT...For the first Small Craft Advisory, northwest winds to 25 kt and significant waves to 6 ft occasionally to 8 ft. For the second Small Craft Advisory, southwest winds to 30 kt and significant waves to 5 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...For the first Small Craft Advisory, until midnight CST tonight. For the second Small Craft Advisory, from 9 AM Tuesday to 9 PM CST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...For the first Small Craft Advisory, northwest winds to 25 kt and significant waves to 6 ft occasionally to 8 ft. For the second Small Craft Advisory, southwest winds to 30 kt and significant waves to 5 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...For the first Small Craft Advisory, until midnight CST tonight. For the second Small Craft Advisory, from 9 AM Tuesday to 9 PM CST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. * WHAT...Northwest winds to 30 kt and significant waves to 10 ft occasionally to 13 ft through tonight. Then, southwest to west winds to 30 kt and significant waves to 7 ft occasionally to 9 ft. * WHERE...Calumet Harbor IL to Michigan City IN. * WHEN...Until 3 AM CST Thursday. * IMPACTS...Conditions will be hazardous to small craft.
November 10, 2025 at 9:45 PM