Current conditions at

Davenport Municipal Airport (KDVN)

Lat: 41.61°NLon: 90.59°WElev: 741ft.

Fair

77°F

25°C

Humidity 64%
Wind Speed SW 20 G 30 mph
Barometer 29.66 in (1003.5 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 14 Apr 11:52 pm CDT
Extended Forecast for

Port Byron IL

Severe T-storm Watch until April 15, 04:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until April 15, 04:00am

    NOW until 4:00am Wed

    Severe T-storm Watch

  • Overnight

    Low: 63 °F

    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm.  High near 75. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%.

    High: 75 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 2am.  Mostly cloudy, with a low around 57. South wind 5 to 10 mph.  Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 57 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers after 7am.  Mostly sunny, with a high near 74. West wind 5 to 10 mph.

    High: 74 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 81. Chance of precipitation is 40%.

    High: 81 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm.  Low around 44. Chance of precipitation is 90%.

    Low: 44 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers.  Partly sunny, with a high near 53.

    High: 53 °F

    Chance
    Showers

Detailed Forecast

Overnight
Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers and thunderstorms after 4am. Low around 63. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 75. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Wednesday Night
Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 57. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
A 40 percent chance of showers after 7am. Mostly sunny, with a high near 74. West wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 55.
Friday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Friday Night
Showers and possibly a thunderstorm. Low around 44. Chance of precipitation is 90%.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Sunny, with a high near 71.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Port Byron IL
 41.62°N 90.33°W (Elev. 627 ft)
11:41 pm CDT Apr 14, 2026
12am CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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