National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Davenport Municipal Airport (KDVN)

Lat: 41.61°NLon: 90.59°WElev: 741ft.

Fair

35°F

2°C

Humidity 82%
Wind Speed E 12 mph
Barometer 30.24 in (1024.5 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 24 Dec 8:52 am CST
Extended Forecast for

Port Byron IL

  • Today

    Today: Patchy drizzle after noon. Cloudy, with a high near 43. Southeast wind 5 to 10 mph.

    High: 43 °F

    Cloudy then
    Patchy
    Drizzle

  • Tonight

    Tonight: Areas of drizzle before 11pm. Patchy fog after midnight. Otherwise, cloudy, with a low around 38. Calm wind becoming north around 5 mph after midnight.

    Low: 38 °F

    Areas Drizzle
    then Patchy
    Fog

  • Christmas Day

    Christmas Day: Patchy fog before 9am. Otherwise, cloudy, with a high near 43. East wind 5 to 10 mph.

    High: 43 °F

    Patchy Fog
    then Cloudy

  • Thursday Night

    Thursday Night: Rain likely, mainly after midnight. Cloudy, with a low around 38. East wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Friday

    Friday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 37. Breezy.

    High: 37 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Today
Patchy drizzle after noon. Cloudy, with a high near 43. Southeast wind 5 to 10 mph.
Tonight
Areas of drizzle before 11pm. Patchy fog after midnight. Otherwise, cloudy, with a low around 38. Calm wind becoming north around 5 mph after midnight.
Christmas Day
Patchy fog before 9am. Otherwise, cloudy, with a high near 43. East wind 5 to 10 mph.
Thursday Night
Rain likely, mainly after midnight. Cloudy, with a low around 38. East wind 5 to 10 mph. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 49.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Mostly cloudy, with a high near 54.
Saturday Night
Mostly cloudy, with a low around 29.
Sunday
Partly sunny, with a high near 37. Breezy.
Sunday Night
Mostly clear, with a low around 10. Blustery.
Monday
Sunny, with a high near 20.
Monday Night
Partly cloudy, with a low around 10.
Tuesday
Partly sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Byron IL
 41.62°N 90.33°W (Elev. 627 ft)
Last Update:
6:06 am CST Dec 24, 2025
Forecast Valid:
9am CST Dec 24, 2025-6pm CST Dec 30, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation