Cook County Resident Portal

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Public Safety Alerts

Special Weather Statement 12/22/2024 20:54 for Illinois, Indiana areas

Headline: Special Weather Statement issued December 22 at 10:54PM CST by NWS Chicago IL

Description: Drizzle may develop across the area around sunrise Monday morning. With temperatures generally expected to remain at or below freezing through mid-morning, any drizzle that forms may cause icy and slippery conditions to develop on untreated or... more

Effective: Sunday, December 22, 2024 - 20:54

Expires: Monday, December 23, 2024 - 01:30

Urgency: Expected

Severity: Moderate

Sender: NWS Chicago IL

Areas: Winnebago County IL, Boone County IL, McHenry County IL, Lake County IL, DeKalb County IL, Kane County IL, DuPage County IL, Kendall County IL, Grundy County IL, Kankakee County IL, Iroquois County IL, Cook County IL, Will County IL, Lake County IN, Porter County IN, Newton County IN, Jasper County IN, Benton County IN

Special Weather Statement 12/22/2024 12:47 for Illinois, Indiana areas

Headline: Special Weather Statement issued December 22 at 2:47PM CST by NWS Chicago IL

Description: Drizzle may develop across the area prior to sunrise Monday morning. With temperatures expected to remain at or below freezing through mid-morning, any drizzle that forms will result in icy and slippery conditions on untreated or elevated surfaces.... more

Effective: Sunday, December 22, 2024 - 12:47

Expires: Sunday, December 22, 2024 - 21:00

Urgency: Expected

Severity: Moderate

Sender: NWS Chicago IL

Special Weather Statement 12/20/2024 01:22 for Illinois, Indiana areas

Headline: Special Weather Statement issued December 20 at 3:22AM CST by NWS Chicago IL

Description: Snow will continue across all of northern Illinois and northwest Indiana through mid morning. Snowfall amounts up to 1 inch are possible. Untreated surfaces will likely become snow covered and slick. Leave extra time to reach your destination and... more

Effective: Friday, December 20, 2024 - 01:22

Expires: Friday, December 20, 2024 - 07:00

Urgency: Expected

Severity: Moderate

Sender: NWS Chicago IL

Special Weather Statement 12/19/2024 11:55 for Illinois areas

Headline: Special Weather Statement issued December 19 at 1:55PM CST by NWS Chicago IL

Description: Periods of snow are expected across the area this evening through Friday morning, including during the Friday morning commute. With temperatures near freezing, slick spots may develop on untreated and secondary roadway. If planning to travel this... more

Effective: Thursday, December 19, 2024 - 11:55

Expires: Thursday, December 19, 2024 - 22:00

Urgency: Expected

Severity: Moderate

Sender: NWS Chicago IL

Areas: Winnebago County IL, Boone County IL, McHenry County IL, Lake County IL, Ogle County IL, DeKalb County IL, Kane County IL, DuPage County IL, Kendall County IL, Cook County IL, Will County IL

Dense Fog Advisory 12/16/2024 08:49 for Illinois, Indiana areas

Headline: Dense Fog Advisory issued December 16 at 10:49AM CST until December 16 at 11:00AM CST by NWS Chicago IL

Description: Localized pockets of patchy dense fog down to 1/2 mile may linger into the early afternoon. However, visibility continues to improve over the region and the dense fog advisory will be allowed to expire.

Effective: Monday, December 16, 2024 - 08:49

Expires: Monday, December 16, 2024 - 10:00

Urgency: Expected

Severity: Moderate

Sender: NWS Chicago IL