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Hazardous Weather Conditions

Current conditions at

Davenport Municipal Airport (KDVN)

Lat: 41.61°NLon: 90.59°WElev: 741ft.

Fair

57°F

14°C

Humidity 78%
Wind Speed SE 9 mph
Barometer 29.87 in (1011.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 17 Apr 12:52 am CDT
Extended Forecast for

Port Byron IL

  • Overnight

    Overnight: Clear, with a low around 55. Southeast wind 5 to 10 mph.

    Low: 55 °F

    Clear

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 81. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Partly Sunny
    then T-storms
    Likely and
    Breezy

  • Friday Night

    Friday Night: Showers and thunderstorms before 1am, then a chance of showers. Low around 39. Breezy, with a south wind 15 to 20 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 39 °F

    Breezy.
    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 50. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 50 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 55. Southeast wind 5 to 10 mph.
Friday
Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 81. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and thunderstorms before 1am, then a chance of showers. Low around 39. Breezy, with a south wind 15 to 20 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Saturday
Mostly sunny, with a high near 50. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 34.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 74.
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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:
11:56 pm CDT Apr 16, 2026
Forecast Valid:
1am CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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