


Hazardous Weather Outlook
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
005 FLUS43 KLOT 140927 HWOLOT Hazardous Weather Outlook National Weather Service Chicago/Romeoville IL 427 AM CDT Fri Mar 14 2025 ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002- 010-011-019-150930- Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage- La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford- Northern Cook-Central Cook-Southern Cook-Northern Will- Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton- 427 AM CDT Fri Mar 14 2025 /527 AM EDT Fri Mar 14 2025/ This Hazardous Weather Outlook is for portions of north central Illinois...northeast Illinois and northwest Indiana. .DAY ONE...Today and Tonight. Weather hazards expected... Significant Fire Weather Risk this afternoon. Elevated Non Thunderstorm Wind Risk this afternoon. Elevated Thunderstorm Risk tonight...with an associated: Level 4 of 5 Damaging Wind Risk...up to 70 mph. Level 2 of 5 Tornado Risk. Level 2 of 5 Large Hail Risk...up to one inch in diameter. DISCUSSION... Winds out of the south will gust as high as 45 to 50 mph this afternoon and evening. The strong winds in conjunction with dry fuels and low relative humidities will lead to a significant threat for the spread of brush fires today. Additionally, a line of strong to severe thunderstorms is expected to move across northern Illinois and northwestern Indiana this evening into tonight. Damaging straight-line winds are the biggest concern, although severe hail and even a few tornadoes are also possible. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Saturday... Significant Non Thunderstorm Wind Risk. Elevated Fire Weather Risk. Wednesday and Thursday... Limited Snow Risk. DISCUSSION... Strong to potentially damaging southwesterly winds are expected Saturday morning and afternoon with gusts upwards of 60 mph. The strong winds may also lead to an elevated risk for fire spread on Saturday. .SPOTTER INFORMATION STATEMENT... Spotters will likely be needed this evening. GENERAL STORM MOTION OF THE DAY: Moving toward the east at 40 to 45 mph. $$ LMZ740>745-150930- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 427 AM CDT Fri Mar 14 2025 This Hazardous Weather Outlook is for portions of the Illinois nearshore waters of Lake Michigan and the Indiana nearshore waters of Lake Michigan. .DAY ONE...Today and Tonight. Weather hazards expected... Gale force winds and or very hazardous waves. Elevated Thunderstorm Risk...with an associated: Thunderstorm Waterspout Risk Level 2 of 5 Thunderstorm Wind Gust Risk...up to 60 kt. Level 1 of 5 Hail Risk...up to one inch in diameter. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Saturday... Storm force winds are possible. Tuesday through Thursday... Hazardous conditions for small craft are likely. $$ Doom Visit us at www.weather.gov/chicago Follow us on Facebook, Twitter, and Youtube at: www.facebook.com/nwschicago www.twitter.com/nwschicago www.youtube.com/nwschicago