Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

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. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Rochelle, Rochelle Municipal-Koritz Field Airport (KRPJ)

Lat: 41.89°NLon: 89.08°WElev: 768ft.

Fair

74°F

23°C

Humidity 65%
Wind Speed N 5 mph
Barometer 30.06 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 27 Aug 10:55 am CDT
Extended Forecast for

Sublette IL

  • Today

    Today: Sunny, with a high near 80. North northwest wind around 5 mph, with gusts as high as 15 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 60. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 60 °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.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly cloudy during the early evening, then becoming mostly clear, with a low around 61. Calm wind becoming south around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 79. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 79 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 71 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 87.

    High: 87 °F

    Chance
    T-storms

Detailed Forecast

Today
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 60. Northwest 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.
Friday Night
Mostly cloudy during the early evening, then becoming mostly clear, with a low around 61. Calm wind becoming south around 5 mph after midnight. Winds could gust as high as 10 mph.
Saturday
Partly sunny, with a high near 79. South wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 67.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
A chance of showers after 1am. Partly cloudy, with a low around 71.
Monday
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 87.
Monday Night
A chance of showers after 1am. Partly cloudy, with a low around 71.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Sublette IL
 41.65°N 89.24°W
9:31 am CDT Aug 27, 2026
11am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

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