Current conditions at

Davenport Municipal Airport (KDVN)

Lat: 41.61°NLon: 90.59°WElev: 741ft.

Fog/Mist

22°F

-6°C

Humidity 85%
Wind Speed SW 10 mph
Barometer 30.07 in (1019.3 mb)
Dewpoint 18°F (-8°C)
Visibility 6.00 mi
Wind Chill11°F (-12°C)
Last update 1 Feb 10:52 pm CST
Extended Forecast for

Port Byron IL

  • Tonight

    Tonight: A slight chance of freezing rain before midnight.  Mostly cloudy, with a low around 17. Southwest wind 5 to 10 mph becoming northwest after midnight.  Chance of precipitation is 10%.

    Low: 17 °F

    Slight Chance
    Freezing Rain

  • Monday

    Monday: Mostly sunny, with a high near 28. Northwest wind 5 to 10 mph.

    High: 28 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 17. North wind around 5 mph.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 29. North wind around 5 mph.

    High: 29 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 10.

    Low: 10 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 28.

    High: 28 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of freezing rain before midnight. Mostly cloudy, with a low around 17. Southwest wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 10%.
Monday
Mostly sunny, with a high near 28. Northwest wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 17. North wind around 5 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 29. North wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 10.
Wednesday
Sunny, with a high near 28.
Wednesday Night
Mostly cloudy, with a low around 16.
Thursday
Partly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 15.
Saturday
Mostly sunny, with a high near 32.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
Port Byron IL
 41.62°N 90.33°W (Elev. 627 ft)
7:07 pm CST Feb 1, 2026
11pm CST Feb 1, 2026-6pm CST Feb 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database