National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Fair

71°F

22°C

Humidity 49%
Wind Speed S 7 mph
Barometer 29.99 in (1015.3 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 19 Jun 11:54 am CDT
Extended Forecast for

4 Miles WNW Janesville IA

  • Juneteenth

    Juneteenth: A chance of showers and thunderstorms, then showers likely after 4pm. Mostly cloudy, with a high near 77. Breezy, with a south southwest wind 5 to 10 mph becoming west northwest 11 to 16 mph. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely and
    Breezy

  • Tonight

    Tonight: A 30 percent chance of showers before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 53. West wind 5 to 13 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Chance
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77. West northwest wind 3 to 6 mph.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 57. Calm wind becoming east 5 to 8 mph after midnight. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 7am, then showers likely between 7am and 10am, then showers likely and possibly a thunderstorm after 10am. Mostly cloudy, with a high near 69. Breezy, with an east wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

    High: 69 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 54. Breezy. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Juneteenth
A chance of showers and thunderstorms, then showers likely after 4pm. Mostly cloudy, with a high near 77. Breezy, with a south southwest wind 5 to 10 mph becoming west northwest 11 to 16 mph. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 53. West wind 5 to 13 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 77. West northwest wind 3 to 6 mph.
Saturday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 57. Calm wind becoming east 5 to 8 mph after midnight. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely and possibly a thunderstorm before 7am, then showers likely between 7am and 10am, then showers likely and possibly a thunderstorm after 10am. Mostly cloudy, with a high near 69. Breezy, with an east wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 54. Breezy. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Partly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 76.
Tuesday Night
A 50 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Janesville IA
 42.66°N 92.52°W
Last Update:
11:47 am CDT Jun 19, 2026
Forecast Valid:
12pm CDT Jun 19, 2026-6pm CDT Jun 25, 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