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

Showers and Thunderstorms from the Southern Plains into the Mid-Mississippi Valley; Record Warmth in the Plains and Midwest

Heavy rain and widely scattered severe storms capable of large hail, damaging winds, and possibly a tornado are expected over portions of the central and southern Plains into the Lower Missouri Valley. Unseasonable warmth will continue for a few more days across the Midwest and Southeast where several daily record highs could fall. Read More >

Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Fair

65°F

18°C

Humidity 66%
Wind Speed N 6 mph
Barometer 29.90 in (1012.2 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 13 Oct 11:54 am CDT
Extended Forecast for

Waterloo IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 70. Northwest wind 3 to 5 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. North wind 5 to 8 mph.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 67. North wind around 9 mph.

    High: 67 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 53. Northeast wind around 7 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers. High near 62. East wind 6 to 9 mph becoming north in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 62 °F

    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 45. Breezy.

    Low: 45 °F

    Mostly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Friday

    Friday: Sunny, with a high near 57. Windy.

    High: 57 °F

    Sunny and
    Windy

  • Friday Night

    Friday Night: Areas of frost after 3am. Otherwise, clear, with a low around 34.

    Low: 34 °F

    Clear then
    Areas Frost

  • Saturday

    Saturday: Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 60.

    High: 60 °F

    Frost then
    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 70. Northwest wind 3 to 5 mph.
Tonight
Mostly cloudy, with a low around 52. North wind 5 to 8 mph.
Wednesday
Partly sunny, with a high near 67. North wind around 9 mph.
Wednesday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 53. Northeast wind around 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers. High near 62. East wind 6 to 9 mph becoming north in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Mostly cloudy, with a low around 45. Breezy.
Friday
Sunny, with a high near 57. Windy.
Friday Night
Areas of frost after 3am. Otherwise, clear, with a low around 34.
Saturday
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 60.
Saturday Night
Clear, with a low around 42.
Sunday
Sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.35°W
Last Update:
11:22 am CDT Oct 13, 2026
Forecast Valid:
12pm CDT Oct 13, 2026-6pm CDT Oct 19, 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