Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Fair

61°F

16°C

Humidity 97%
Wind Speed NW 6 mph
Barometer 29.99 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 27 Aug 4:35 am CDT
Extended Forecast for

3 Miles NNE Union IL

  • Today

    Today: A 20 percent chance of showers after 4pm.  Mostly sunny, with a high near 80. North northwest wind around 5 mph, with gusts as high as 15 mph.

    High: 80 °F

    Sunny then
    Slight Chance
    Showers

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 58. North wind around 5 mph becoming calm  in the evening.

    Low: 58 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. South wind around 5 mph becoming calm.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 85.

    High: 85 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers after 1am.  Mostly cloudy, with a low around 71.

    Low: 71 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers after 4pm. Mostly sunny, with a high near 80. North northwest wind around 5 mph, with gusts as high as 15 mph.
Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 58. North wind around 5 mph becoming calm in the evening.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 61. South wind around 5 mph becoming calm.
Saturday
Partly sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 85.
Sunday Night
A chance of showers after 1am. Mostly cloudy, with a low around 71.
Monday
A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86.
Monday Night
A chance of showers after 1am. Mostly cloudy, with a low around 70.
Tuesday
A chance of showers. Mostly sunny, with a high near 86.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 69.
Wednesday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Union IL
 42.28°N 88.53°W
3:11 am CDT Aug 27, 2026
4am CDT Aug 27, 2026-6pm CDT Sep 2, 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