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.

Light Rain

62°F

17°C

Humidity 96%
Wind Speed SW 5 mph
Barometer 29.75 in (1006.9 mb)
Dewpoint 61°F (16°C)
Visibility 8.00 mi
Last update 18 May 3:54 am CDT
Extended Forecast for

Waverly IA

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms. Cloudy, with a steady temperature around 66. South wind around 15 mph, with gusts as high as 23 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 79. Breezy, with a south southwest wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    T-storms and
    Breezy

  • Monday Night

    Monday Night: Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers after 4am. Some of the storms could produce heavy rainfall. Low around 52. Breezy, with a south wind 16 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 52 °F

    Heavy Rain
    and Breezy

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly before 8am. Partly sunny, with a high near 62. Windy, with a northwest wind 20 to 22 mph, with gusts as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Windy. Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. Breezy, with a north northwest wind 8 to 17 mph, with gusts as high as 24 mph.

    Low: 41 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Cloudy, with a steady temperature around 66. South wind around 15 mph, with gusts as high as 23 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 79. Breezy, with a south southwest wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers after 4am. Some of the storms could produce heavy rainfall. Low around 52. Breezy, with a south wind 16 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Tuesday
A 30 percent chance of showers, mainly before 8am. Partly sunny, with a high near 62. Windy, with a northwest wind 20 to 22 mph, with gusts as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Mostly clear, with a low around 41. Breezy, with a north northwest wind 8 to 17 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
Partly sunny, with a high near 63.
Thursday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 45.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 68.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Partly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waverly IA
 42.73°N 92.46°W
Last Update:
2:31 am CDT May 18, 2026
Forecast Valid:
4am CDT May 18, 2026-6pm CDT May 24, 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