Heavy Rainfall Threat for Mid-Atlantic into Southern New England; Fire Weather Hazards for the West

Heavy rain and isolated severe thunderstorms may cause flash flooding in the northern Mid-Atlantic today. The Mid-Atlantic and Southeast heatwave is slowly easing, while cooler, drier air spreads across the Central and Eastern U.S. for the start of August. Critical fire conditions persist in the Pacific Northwest and Four Corners due to dry storms and gusty winds. Read More >

Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Fog/Mist

63°F

17°C

Humidity 93%
Wind Speed NE 7 mph
Barometer 30.23 in (1023.2 mb)
Dewpoint 61°F (16°C)
Visibility 4.00 mi
Last update 31 Jul 5:54 am CDT
Extended Forecast for

Waterloo IA

Flood Watch August 2, 01:00am until August 2, 07:00am
Click here for hazard details and duration
Flood Watch
  • Today

    Today: A 20 percent chance of showers before 8am.  Patchy smoke. Mostly sunny, with a high near 76. Light north northeast wind becoming east northeast 5 to 9 mph in the morning.

    High: 76 °F

    Slight Chance
    Showers then
    Patchy Smoke

  • Tonight

    Tonight: Patchy smoke. Mostly clear, with a low around 53. Northeast wind 3 to 7 mph.

    Low: 53 °F

    Patchy Smoke

  • Friday

    Friday: Patchy smoke. Sunny, with a high near 76. East wind 3 to 7 mph.

    High: 76 °F

    Patchy Smoke

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. East wind around 5 mph becoming calm  in the evening.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 76. Calm wind becoming southeast around 6 mph in the morning.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers before 8am. Patchy smoke. Mostly sunny, with a high near 76. Light north northeast wind becoming east northeast 5 to 9 mph in the morning.
Tonight
Patchy smoke. Mostly clear, with a low around 53. Northeast wind 3 to 7 mph.
Friday
Patchy smoke. Sunny, with a high near 76. East wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around 55. East wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 76. Calm wind becoming southeast around 6 mph in the morning.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Mostly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.32°W
6:34 am CDT Jul 31, 2025
6am CDT Jul 31, 2025-6pm CDT Aug 6, 2025
 
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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