Severe Thunderstorms and Heavy Rain in the Central Plains; Dry Thunderstorms and Critical Fire Weather in the West

Severe thunderstorms and heavy rain may produce large to very-large hail, severe winds, tornadoes and numerous instances of flash flooding across portions of the central Plains. Scattered slow-moving storms will continue to bring a flash flooding threat to the central Gulf Coast. Elevated to critical fire weather conditions are expected across much of the western U.S.. Read More >

Hazardous Weather Conditions

Current conditions at

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Mostly Cloudy

63°F

17°C

Humidity 96%
Wind Speed NA
Barometer 29.99 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 20 Jun 4:55 am CDT
Extended Forecast for

Streator IL

  • Overnight

    Overnight: A 20 percent chance of showers.  Partly cloudy, with a low around 60. West wind around 5 mph, with gusts as high as 10 mph.

    Low: 60 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 79. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming calm  in the evening. Winds could gust as high as 15 mph.

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely, then showers and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rainfall.  High near 70. East southeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 90%.

    High: 70 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Showers, mainly before 1am.  Low around 58. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%.

    Low: 58 °F

    Showers and
    Breezy

  • Monday

    Monday: A 20 percent chance of showers before 1pm.  Partly sunny, with a high near 75.

    High: 75 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Partly cloudy, with a low around 60. West wind around 5 mph, with gusts as high as 10 mph.
Saturday
Sunny, with a high near 79. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Sunday
Showers likely, then showers and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rainfall. High near 70. East southeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%.
Sunday Night
Showers, mainly before 1am. Low around 58. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Streator IL
 41.11°N 88.87°W
4:16 am CDT Jun 20, 2026
5am CDT Jun 20, 2026-6pm CDT Jun 26, 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