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.

Heavy Rain

45°F

7°C

Humidity 83%
Wind Speed S 3 mph
Barometer 29.86 in (1011.1 mb)
Dewpoint 40°F (4°C)
Visibility 2.50 mi
Last update 8 Nov 12:52 pm CST
Extended Forecast for

Port Byron IL

  • This Afternoon

    This Afternoon: Rain. High near 47. East wind 5 to 10 mph becoming north. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain

  • Tonight

    Tonight: Rain and snow before 1am, then a chance of snow between 1am and 3am. Low around 27. North wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 33. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 33 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: A chance of flurries before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 21. Northwest wind around 15 mph, with gusts as high as 20 mph.

    Low: 21 °F

    Chance
    Flurries

  • Monday

    Monday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

Detailed Forecast

This Afternoon
Rain. High near 47. East wind 5 to 10 mph becoming north. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain and snow before 1am, then a chance of snow between 1am and 3am. Low around 27. North wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Sunday
Mostly sunny, with a high near 33. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A chance of flurries before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 21. Northwest wind around 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 38.
Monday Night
Mostly cloudy, with a low around 23.
Veterans Day
Mostly sunny, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 36.
Wednesday
Sunny, with a high near 53.
Wednesday Night
Mostly clear, with a low around 30.
Thursday
Sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Sunny, with a high near 63.
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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:
1:26 pm CST Nov 8, 2025
Forecast Valid:
1pm CST Nov 8, 2025-6pm CST Nov 14, 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