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.

Fog/Mist

26°F

-3°C

Humidity 92%
Wind Speed SE 5 mph
Barometer 29.88 in (1012.4 mb)
Dewpoint 24°F (-4°C)
Visibility 5.00 mi
Wind Chill20°F (-7°C)
Last update 26 Feb 11:52 pm CST
Extended Forecast for

Port Byron IL

Fire Weather Watch February 27, 12:00pm until February 27, 06:00pm
Click here for hazard details and duration
Fire Weather Watch

  • Overnight

    Overnight: Mostly clear, with a low around 30. Southwest wind around 5 mph.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. Breezy, with a southwest wind 5 to 10 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 64 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Increasing clouds, with a low around 28. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 36. Northeast wind 5 to 15 mph.

    High: 36 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow after noon. Partly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 30. Southwest wind around 5 mph.
Friday
Sunny, with a high near 64. Breezy, with a southwest wind 5 to 10 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Increasing clouds, with a low around 28. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.
Saturday
A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 36. Northeast wind 5 to 15 mph.
Saturday Night
Partly cloudy, with a low around 17.
Sunday
A 30 percent chance of snow after noon. Partly sunny, with a high near 34.
Sunday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 39.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 27.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 50.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Thursday
A 50 percent chance of rain. Mostly sunny, with a high near 55.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Byron IL
 41.62°N 90.33°W (Elev. 627 ft)
Last Update:
10:26 pm CST Feb 26, 2026
Forecast Valid:
12am CST Feb 27, 2026-6pm CST Mar 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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