Hazardous Weather Conditions

Current conditions at

Davenport Municipal Airport (KDVN)

Lat: 41.61°NLon: 90.59°WElev: 741ft.

Overcast

30°F

-1°C

Humidity 82%
Wind Speed SW 12 mph
Barometer NA
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 3 Dec 7:52 am CST
Extended Forecast for

Port Byron IL

  • Today

    Today: A slight chance of snow before 4pm, then a chance of flurries between 4pm and 5pm.  Mostly cloudy, with a temperature rising to near 32 by 11am, then falling to around 22 during the remainder of the day. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    High: 32 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Partly cloudy, with a low around -5. Wind chill values as low as -15. Northwest wind 5 to 10 mph.

    Low: -5 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 12. Wind chill values as low as -15. Northwest wind around 5 mph becoming calm.

    High: 12 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -1. Wind chill values as low as -15. South wind 5 to 10 mph.

    Low: -1 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Friday Night

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

    Low: 16 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 15.

    Low: 15 °F

    Chance Snow

  • Sunday

    Sunday: A 30 percent chance of snow.  Mostly cloudy, with a high near 26.

    High: 26 °F

    Chance Snow

Detailed Forecast

Today
A slight chance of snow before 4pm, then a chance of flurries between 4pm and 5pm. Mostly cloudy, with a temperature rising to near 32 by 11am, then falling to around 22 during the remainder of the day. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around -5. Wind chill values as low as -15. Northwest wind 5 to 10 mph.
Thursday
Sunny, with a high near 12. Wind chill values as low as -15. Northwest wind around 5 mph becoming calm.
Thursday Night
Mostly clear, with a low around -1. Wind chill values as low as -15. South wind 5 to 10 mph.
Friday
Partly sunny, with a high near 27.
Friday Night
Mostly cloudy, with a low around 16.
Saturday
Partly sunny, with a high near 28.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 15.
Sunday
A 30 percent chance of snow. Mostly cloudy, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 10.
Monday
Mostly cloudy, with a high near 26.
Monday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 18.
Tuesday
Mostly cloudy, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
Port Byron IL
 41.62°N 90.33°W (Elev. 627 ft)
6:56 am CST Dec 3, 2025
8am CST Dec 3, 2025-6pm CST Dec 9, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database