Severe Thunderstorms in the Southern Plains; Heavy to Excessive Rainfall in South Central Texas

Widespread rain may produce flash flooding across the Southern Plains into the Ozarks today. Numerous instances of flash flooding are expected in south-central Texas, including the Hill Country. There will also be a risk of isolated severe thunderstorms across the southern Plains today, where an instance or two of severe wind, hail, or a brief tornado may occur. Read More >

Hazardous Weather Conditions

Current conditions at

Davenport Municipal Airport (KDVN)

Lat: 41.61°NLon: 90.59°WElev: 741ft.

Fog/Mist

47°F

8°C

Humidity 93%
Wind Speed S 7 mph
Barometer 30.07 in (1018.2 mb)
Dewpoint 45°F (7°C)
Visibility 5.00 mi
Wind Chill44°F (7°C)
Last update 20 Nov 11:52 am CST
Extended Forecast for

Port Byron IL

  • This Afternoon

    This Afternoon: Cloudy, with a high near 49. Southwest wind around 5 mph becoming calm.

    High: 49 °F

    Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 39. Calm wind becoming north around 5 mph after midnight.

    Low: 39 °F

    Cloudy

  • Friday

    Friday: A slight chance of rain before 3pm, then a slight chance of rain after 4pm.  Cloudy, with a high near 52. Northeast wind 5 to 10 mph.  Chance of precipitation is 20%.

    High: 52 °F

    Cloudy then
    Slight Chance
    Rain

  • Friday Night

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 30. North wind around 5 mph.

    Low: 30 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of rain after noon.  Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

This Afternoon
Cloudy, with a high near 49. Southwest wind around 5 mph becoming calm.
Tonight
Cloudy, with a low around 39. Calm wind becoming north around 5 mph after midnight.
Friday
A slight chance of rain before 3pm, then a slight chance of rain after 4pm. Cloudy, with a high near 52. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.
Friday Night
Cloudy, then gradually becoming partly cloudy, with a low around 30. North wind around 5 mph.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 36.
Monday
A 30 percent chance of rain after noon. Partly sunny, with a high near 54.
Monday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
Port Byron IL
 41.62°N 90.33°W (Elev. 627 ft)
11:36 am CST Nov 20, 2025
12pm CST Nov 20, 2025-6pm CST Nov 26, 2025
 
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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