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.

Overcast

18°F

-8°C

Humidity 59%
Wind Speed NW 17 G 29 mph
Barometer 29.81 in (1009.9 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill3°F (-16°C)
Last update 16 Jan 10:52 pm CST
Extended Forecast for

Port Byron IL

  • Tonight

    Tonight: A chance of flurries before 2am. Partly cloudy, with a low around 14. Wind chill values as low as zero. Blustery, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 14 °F

    Chance
    Flurries and
    Blustery

  • Saturday

    Saturday: Snow, mainly before 5pm. High near 17. Wind chill values as low as zero. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 17 °F

    Slight Chance
    Snow then
    Snow and
    Breezy

  • Saturday Night

    Saturday Night: Cloudy, then gradually becoming partly cloudy, with a low around 8. Wind chill values as low as -5. West wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 8 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 24. Wind chill values as low as -5. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 24 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 2. Blustery.

    Low: 2 °F

    Partly Cloudy
    and Blustery

  • M.L.King Day

    M.L.King Day: Mostly sunny and cold, with a high near 10.

    High: 10 °F

    Cold

  • Monday Night

    Monday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 24.

    High: 24 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of flurries before 2am. Partly cloudy, with a low around 14. Wind chill values as low as zero. Blustery, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday
Snow, mainly before 5pm. High near 17. Wind chill values as low as zero. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday Night
Cloudy, then gradually becoming partly cloudy, with a low around 8. Wind chill values as low as -5. West wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 24. Wind chill values as low as -5. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 2. Blustery.
M.L.King Day
Mostly sunny and cold, with a high near 10.
Monday Night
Mostly clear, with a low around 4.
Tuesday
Partly sunny, with a high near 24.
Tuesday Night
Mostly cloudy, with a low around 17.
Wednesday
Partly sunny, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Partly sunny, with a high near 24.
Thursday Night
Mostly cloudy, with a low around 12.
Friday
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:
10:56 pm CST Jan 16, 2026
Forecast Valid:
11pm CST Jan 16, 2026-6pm CST Jan 23, 2026
 
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Additional Resources

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Chance of Precipitation