A FLOOD WATCH IS IN EFFECT ON FEBRUARY 20, 2014 FROM 3:00 AM UNTIL NOON. HIGH STANDING WATER AND FLOODING ARE POSSIBLE IN POOR DRAINAGE AND FLOOD PRONE LOW LYING AREAS. SIGNIFICANT RISES AND LOCALIZED FLOODING IS ALSO POSSIBLE ON AREA STREAMS…CREEKS AND RIVERS
Chicagoland weather radar is all clear, except for some passing snow showers over Lake Michigan heading east. The next chance for precipitation is midnight tonight through about 6:00 p.m. Thursday. Periods of heavy rain with thunder is forecast from midnight to 5:00 a.m. and from noon to 5:00 p.m. Thursday. Total rainfall accumulation for Arlington Heights is forecast at 0.87 inch. Some light rain or drizzle might persist until about 11:00 p.m. Thursday. some snow, sleet and freezing rain is also possible between midnight tonight and 5:00 a.m. Thursday.
National Weather Service Chicago warns of multiple hazards overnight tonight.
Satellite images and observations show mixed clouds and clear skies over northeast Illinois at 7:00 a.m.
Skies are expected to be clear today with clouds increasing after 3:00 p.m.
A high of 41 degrees is forecast for about 3:00 p.m. The official temperature at O’Hare International Airport did not fall below freezing overnight Tuesday/Wednesday. The low at O’Hare was 32 degrees at 2:51 a.m.
TODAY Sunrise: 6:42 AM Sunset: 5:29 PM
Sunny, with a high near 41. West northwest wind 5 to 10 mph becoming southwest in the afternoon.
Tonight
Rain likely, possibly mixed with snow, freezing rain, and sleet after midnight. The rain could be heavy at times. Some thunder is also possible. Increasing clouds, with a low around 31. Southwest wind 5 to 10 mph becoming east southeast after midnight. Chance of precipitation is 60%. New ice accumulation of around a 0.1 of an inch possible. Little or no snow accumulation expected.
Thursday
Rain before noon, then periods of showers and possibly a thunderstorm after noon. Some of the storms could produce heavy rainfall. High near 50. Breezy, with an east southeast wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and midnight, then a slight chance of snow showers after midnight. Cloudy, with a low around 25. Windy, with a south wind 25 to 30 mph becoming west southwest after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 33. Windy, with a west southwest wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.
Friday Night
Mostly cloudy, with a low around 19.
Saturday
Mostly sunny, with a high near 27.
Saturday Night P
artly cloudy, with a low around 10.
Sunday
Mostly sunny, with a high near 22.
Sunday Night
Partly cloudy, with a low around 5.
Monday
Partly sunny, with a high near 19.
Monday Night
A chance of snow. Mostly cloudy, with a low around 8.
Tuesday
A slight chance of snow. Partly sunny, with a high near 20.
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