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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 45%
Wind Speed NW 9 mph
Barometer 30.17 in (1021.4 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 9 Apr 10:52 am CDT
Extended Forecast for

Port Byron IL

  • Today

    Today: A 30 percent chance of showers, mainly after 5pm. Mostly sunny, with a high near 67. Northwest wind around 5 mph becoming west in the afternoon.

    High: 67 °F

    Sunny then
    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then showers likely. Low around 45. North wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 45 °F

    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 59. North wind around 10 mph.

    High: 59 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 38. North wind around 5 mph becoming east after midnight.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 73. Breezy. Chance of precipitation is 60%.

    High: 73 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 62. Breezy. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely and
    Breezy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers, mainly after 5pm. Mostly sunny, with a high near 67. Northwest wind around 5 mph becoming west in the afternoon.
Tonight
Showers and thunderstorms before 4am, then showers likely. Low around 45. North wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A 30 percent chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 59. North wind around 10 mph.
Friday Night
Mostly clear, with a low around 38. North wind around 5 mph becoming east after midnight.
Saturday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 60.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 54.
Sunday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 73. Breezy. Chance of precipitation is 60%.
Sunday Night
Showers likely, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 62. Breezy. Chance of precipitation is 60%.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Monday Night
Showers likely, mainly after 1am. Partly cloudy, with a low around 64. Breezy. Chance of precipitation is 60%.
Tuesday
Showers and possibly a thunderstorm. High near 76. Chance of precipitation is 80%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Byron IL
 41.6°N 90.33°W (Elev. 633 ft)
Last Update:
9:32 am CDT Apr 9, 2026
Forecast Valid:
10am CDT Apr 9, 2026-6pm CDT Apr 15, 2026
 
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