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Severe Thunderstorms and Heavy Rain in Upper Midwest

A slow moving frontal boundary from the central Pains to the Upper Midwest will bring a potential for severe thunderstorms and heavy rain. Rain amounts of 1-3 inches, with locally heavier amounts can be expected. The threat of severe weather moves into the Ohio Valley and Northeast on Tuesday. Monsoon moisture continues to bring the threat of flash flooding to the Southwest and southern Rockies. Read More >

Hazardous Weather Conditions

Current conditions at

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Overcast

74°F

23°C

Humidity 91%
Wind Speed W 9 mph
Barometer 30.11 in
Dewpoint 72°F (22°C)
Visibility 7.00 mi
Last update 21 Aug 9:55 am CDT
Extended Forecast for

De Kalb IL

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly before 2pm.  Partly sunny, with a high near 82. South southwest wind 5 to 10 mph.

    Chance
    T-storms

    High: 82 °F

  • Tonight

    Tonight: Showers and thunderstorms, mainly after 1am. Some of the storms could produce heavy rain.  Low around 67. South wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Heavy Rain

    Low: 67 °F

  • Tuesday

    Tuesday: Showers and thunderstorms likely before 7am, then a chance of showers between 7am and 1pm.  Cloudy, then gradually becoming mostly sunny, with a high near 78. West southwest wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    T-storms
    Likely then
    Chance
    Showers

    High: 78 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 53. Northwest wind 5 to 10 mph.

    Mostly Clear

    Low: 53 °F

  • Wednesday

    Wednesday: Sunny, with a high near 75. Northwest wind 5 to 10 mph.

    Sunny

    High: 75 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Partly Cloudy

    Low: 53 °F

  • Thursday

    Thursday: A 20 percent chance of showers.  Mostly sunny, with a high near 73.

    Slight Chance
    Showers

    High: 73 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 52.

    Partly Cloudy

    Low: 52 °F

  • Friday

    Friday: Mostly sunny, with a high near 75.

    Mostly Sunny

    High: 75 °F

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly before 2pm. Partly sunny, with a high near 82. South southwest wind 5 to 10 mph.
Tonight
Showers and thunderstorms, mainly after 1am. Some of the storms could produce heavy rain. Low around 67. South wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers and thunderstorms likely before 7am, then a chance of showers between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 78. West southwest wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Mostly clear, with a low around 53. Northwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 75. Northwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 78.
Click Map For Forecast
Point Forecast:
De Kalb IL
 41.92°N 88.76°W
9:17 am CDT Aug 21, 2017
10am CDT Aug 21, 2017-6pm CDT Aug 27, 2017
 
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