Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Hazardous Weather Conditions

Current conditions at

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Fair

72°F

22°C

Humidity 94%
Wind Speed S 10 mph
Barometer 29.98 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 31 Aug 12:15 am CDT
Extended Forecast for

5 Miles NW Woodstock IL

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms before noon, then a slight chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 86. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%.

    High: 86 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 72. South southwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 72 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 89. Heat index values as high as 99. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 89 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72. South southwest wind around 5 mph.

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 70.

    Low: 70 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 85.

    High: 85 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South southwest wind around 10 mph, with gusts as high as 20 mph.
Monday
A chance of showers and thunderstorms before noon, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South southwest wind around 5 mph, with gusts as high as 15 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. Heat index values as high as 99. Light southwest wind increasing to 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 72. South southwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 70.
Thursday
A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 85.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Friday
Mostly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Woodstock IL
 42.37°N 88.49°W
9:41 pm CDT Aug 30, 2026
12am CDT Aug 31, 2026-6pm CDT Sep 6, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database