Significant Coastal Impacts to the Mid-Atlantic and Northeast; Tropical Storm Nolo to Impact Hawaii

A strong coastal storm will bring moderate to major coastal flooding, strong winds, heavy rainfall and high surf to the Mid-Atlantic and New England. Tropical Storm Nolo is expected to strengthen into a hurricane Thursday as it moves north toward the Big Island of Hawaii. Heavy rainfall will continue through Saturday, with locally catastrophic flooding possible. Hurricane Watch in effect. Read More >

Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Fair

50°F

10°C

Humidity 96%
Wind Speed NE 3 mph
Barometer 30.34 in (1027.4 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 24 Sep 3:54 am CDT
Extended Forecast for

3 Miles S Dewar IA

  • Today

    Today: A 10 percent chance of showers after 5pm.  Mostly cloudy, with a high near 67. Southeast wind 5 to 7 mph.

    High: 67 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly between 11pm and 4am.  Cloudy, with a low around 58. Light east southeast wind.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers, mainly between 11am and 1pm.  Mostly cloudy, with a high near 67. East southeast wind 3 to 8 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am.  Mostly cloudy, with a low around 57. East southeast wind 7 to 9 mph.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers likely.  Cloudy, with a high near 63. Southeast wind 10 to 13 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly after 1am.  Mostly cloudy, with a low around 56. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers before 1pm.  Mostly cloudy, with a high near 66.

    High: 66 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

Detailed Forecast

Today
A 10 percent chance of showers after 5pm. Mostly cloudy, with a high near 67. Southeast wind 5 to 7 mph.
Tonight
Showers likely, mainly between 11pm and 4am. Cloudy, with a low around 58. Light east southeast wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 40 percent chance of showers, mainly between 11am and 1pm. Mostly cloudy, with a high near 67. East southeast wind 3 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 57. East southeast wind 7 to 9 mph.
Saturday
Showers likely. Cloudy, with a high near 63. Southeast wind 10 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 66.
Sunday Night
Mostly cloudy, with a low around 55.
Monday
Partly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 58. Breezy. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers. Partly sunny, with a high near 66. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Dewar IA
 42.51°N 92.26°W
1:43 am CDT Sep 24, 2026
4am CDT Sep 24, 2026-6pm CDT Sep 30, 2026
 
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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