Heavy Rain and Flash Flooding Possible in Portions of the Southeast, Mid-Atlantic and Appalachians. A Few Severe Thunderstorms Possible in the West and Northwest

Rain and thunderstorms are expected over much of the Southeast, Mid-Atlantic, and central Appalachians. Locally heavy rain is possible, with flash flooding possible over some areas. A few severe thunderstorms will be possible over portions of the western and northwestern U.S. today and Friday.
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Hazardous Weather Conditions

Last Update: 301 PM CDT THU MAY 5 2016

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Chicago, IL Local Forecast Office

14NM NNW Evanston IL

Marine Zone Forecast

WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG WITH THE AVERAGE HEIGHT OF THE HIGHEST 10 PERCENT OF THE WAVES WHICH WILL OCCASIONALLY BE ENCOUNTERED.

Tonight
Northeast winds 10 to 15 kt becoming light and variable this evening...then shifting to southwest 5 to 10 kt overnight. Mostly clear. Waves 3 to 5 ft occasionally to 7 ft subsiding to 1 to 3 ft in the late evening and overnight.
Friday
South winds 10 to 15 kt. Sunny. Waves around 1 ft.
Friday Night
Southwest winds 5 to 10 kt becoming west after midnight. Slight chance of showers and thunderstorms after midnight. Waves around 1 ft.
Saturday
Northwest winds 10 to 15 kt becoming north 10 to 20 kt in the afternoon. Chance of showers and thunderstorms. Waves 1 to 3 ft building to 3 to 5 ft occasionally to 7 ft in the afternoon.
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ABOUT THIS FORECAST

Last Update: 301 PM CDT THU MAY 5 2016
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