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Hazardous Weather Conditions

Current conditions at

Davenport Municipal Airport (KDVN)

Lat: 41.61°NLon: 90.59°WElev: 741ft.

A Few Clouds

45°F

7°C

Humidity 48%
Wind Speed S 13 mph
Barometer 30.17 in (1021.6 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 29 Mar 5:52 am CDT
Extended Forecast for

Port Byron IL

  • Today

    Today: Partly sunny, with a high near 65. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 65 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 49. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 49 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 81. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 62. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 62 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 4pm. Partly sunny, with a high near 76. Chance of precipitation is 70%.

    High: 76 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.

    Low: 38 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.

    High: 46 °F

    Showers
    Likely

Detailed Forecast

Today
Partly sunny, with a high near 65. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 49. South wind around 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 81. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 62. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Tuesday
Showers likely, with thunderstorms also possible after 4pm. Partly sunny, with a high near 76. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.
Wednesday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 48.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 32.
Thursday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers before 1am. Mostly cloudy, with a low around 35.
Friday
Mostly cloudy, with a high near 62.
Friday Night
Showers likely. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Saturday
Showers likely. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
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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:
5:51 am CDT Mar 29, 2026
Forecast Valid:
6am CDT Mar 29, 2026-6pm CDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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