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Very Heavy Rain, Severe Thunderstorms, and High Flash Flood Risk moves into the Mississippi Valley and Midwest

Thunderstorms, some severe, with very heavy rain have moved into the Mid South and Tennessee Valley today. Flash flooding and severe thunderstorms will be possible from the central Gulf Coast to the Upper Great Lakes. The greatest threat of excessive rains will be in portions of the Lower and Middle Mississippi Valleys. This storm system has a history of producing life threatening flash floods. Read More >

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Thunderstorm in Vicinity Light Rain Fog/Mist

43°F

6°C

Humidity 100%
Wind Speed NE 15 mph
Barometer 29.69 in (1005.7 mb)
Dewpoint 43°F (6°C)
Visibility 6.00 mi
Wind Chill36°F (2°C)
Last update 30 Apr 6:52 pm CDT
Extended Forecast for

Algonquin IL

Flood Warning May 1, 03:00pm until May 4, 01:00am
Click here for hazard details and duration
Flood Warning
  • Tonight

    Tonight: Showers and possibly a thunderstorm before 3am, then a slight chance of showers between 3am and 4am.  Temperature rising to around 48 by 1am. North northeast wind 5 to 15 mph becoming south after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Showers

    Low: 45 °F

  • Monday

    Monday: Showers likely, mainly after 10am.  Cloudy, with a high near 54. Breezy, with a south southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Showers
    Likely and
    Breezy

    High: 54 °F

  • Monday
    Night

    Monday Night: A 50 percent chance of showers.  Cloudy, with a low around 39. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Chance
    Showers and
    Breezy

    Low: 39 °F

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 53. West wind around 15 mph, with gusts as high as 30 mph.

    Mostly Cloudy

    High: 53 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 36. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Partly Cloudy

    Low: 36 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58.

    Mostly Sunny

    High: 58 °F

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 39.

    Mostly Cloudy

    Low: 39 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    Mostly Sunny

    High: 60 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 40.

    Partly Cloudy

    Low: 40 °F

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 3am, then a slight chance of showers between 3am and 4am. Temperature rising to around 48 by 1am. North northeast wind 5 to 15 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers likely, mainly after 10am. Cloudy, with a high near 54. Breezy, with a south southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 50 percent chance of showers. Cloudy, with a low around 39. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly cloudy, with a high near 53. West wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 36. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 42.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Sunny, with a high near 63.
Click Map For Forecast
Point Forecast:
Algonquin IL
 42.17°N 88.3°W
6:18 pm CDT Apr 30, 2017
7pm CDT Apr 30, 2017-6pm CDT May 7, 2017
 
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