National Weather Service United States Department of Commerce

Heavy Rain and Snowmelt Threatens Flooding in Southeast and Mid-Atlantic; Strong Cold Front Presses Across the Northwest

A southern storm system will bring heavy to excessive rain from the Southeast to the Mid-Atlantic through Saturday with a secondary heavy rain threat area from the Lower Mississippi Valley into the Ohio Valley. Out West, a strong cold front will continue rain, mountain snow and gusty winds into Saturday morning. Another front will bring more unsettled weather to the region by Sunday. Read More >

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Area Forecast Discussion  Issued: 12/15/2018 05:40:36 AM CST
Hazardous Weather Outlook  Issued: 12/15/2018 03:11:50 AM CST
Zone Forecast  Issued: 12/15/2018 06:34:38 AM CST
Illinois Hourly Weather Summary  Issued: 12/15/2018 07:08:35 AM CST
Indiana Hourly Weather Summary  Issued: 12/15/2018 07:09:44 AM CST
Short Term Forecast 
Lake Michigan Forecast  Issued: 12/15/2018 03:04:44 AM CST
Nearshore Marine Forecast  Issued: 12/15/2018 03:01:20 AM CST
Lake Michigan Water Temperatures  Issued: 12/14/2018 09:12:43 AM CST
Beach Forecast 
Chicago Metro Forecast

 

Severe Weather/Flooding

Tornado Warning 
Severe Thunderstorm Warning 
Flood Warning 
Flash Flood Warning 
Flash Flood Statement 
Severe Weather Statement 
Special Weather Statement  Issued: 12/14/2018 05:23:25 AM CST
Special Marine Warning 
Marine Weather Statement 
Local Storm Report 

 

Other Watch/Warning/Advisory

Non-Precipitation Headlines  Issued: 12/15/2018 06:19:49 AM CST
Winter Weather Headlines  Issued: 12/12/2018 02:59:42 AM CST

 

Daily Climatology

OHare Daily Climate Summary  Issued: 12/15/2018 12:35:30 AM CST
Rockford Daily Climate Summary  Issued: 12/15/2018 12:35:28 AM CST
Aurora Daily Climate Summary  Issued: 12/15/2018 12:35:28 AM CST
DuPage Airport Climate Summary  Issued: 12/15/2018 12:35:28 AM CST
Chciago Executive Airport Climate Summary  Issued: 12/15/2018 12:35:29 AM CST
Valparaiso Climate Summary  Issued: 12/15/2018 12:35:30 AM CST
OHare Monthly Climate Report  Issued: 12/01/2018 08:12:25 AM CST
Rockford Monthly Climate Report  Issued: 12/01/2018 08:19:48 AM CST
OHare Seasonal Climate Report  Issued: 12/01/2018 09:45:35 AM CST
Rockford Seasonal Climate Report  Issued: 12/01/2018 09:45:37 AM CST
OHare Annual Climate Report  Issued: 01/01/2018 07:43:34 AM CST
Regional Max/Min Temp and Precipitation Table  Issued: 12/15/2018 06:14:34 AM CST
Local Cooperative Observation  Issued: 12/14/2018 10:24:20 AM CST
Illinois State Temp/Precip Table  Issued: 12/15/2018 06:32:33 AM CST
Indiana State Temp/Precip Table  Issued: 12/15/2018 06:45:29 AM CST
Public Information Statement  Issued: 12/01/2018 01:32:42 PM CST
Record Report for OHare  Issued: 11/26/2018 01:20:38 AM CST
Record Report for Rockford  Issued: 11/26/2018 12:54:31 AM CST

 

River Conditions

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Daily River Stages  Issued: 12/15/2018 07:30:44 AM CST
Daily Illinois River Forecasts  Issued: 12/14/2018 07:54:16 PM CST
Hydrologic Statement  Issued: 12/10/2018 11:45:52 AM CST

 

Fire Weather

Fire Weather Forecasts  Issued: 12/15/2018 04:29:41 AM CST
Fire Weather Point Forecasts  Issued: 12/14/2018 03:00:28 PM CST
Spot Fire Weather Forecast