Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Overcast

7°F

-14°C

Humidity 80%
Wind Speed W 14 G 25 mph
Barometer 30.15 in (1023.1 mb)
Dewpoint 2°F (-17°C)
Visibility 7.00 mi
Wind Chill-10°F (-23°C)
Last update 17 Jan 5:54 pm CST
Extended Forecast for

Waterloo IA

Cold Weather Advisory January 18, 09:00pm until January 19, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  • Tonight

    Tonight: Mostly cloudy, with a low around 4. Wind chill values as low as -10. Northwest wind 7 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 4 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of flurries before 8am, then a chance of snow after 8am.  Patchy blowing snow after 4pm. Mostly cloudy, with a high near 21. Wind chill values as low as -5. Windy, with a south southwest wind 7 to 12 mph becoming northwest 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph.  Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    High: 21 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Patchy blowing snow. Mostly cloudy, with a low around -3. Wind chill values as low as -25. Windy, with a northwest wind 20 to 24 mph, with gusts as high as 40 mph.

    Low: -3 °F

    Patchy
    Blowing Snow
    and Windy

  • M.L.King Day

    M.L.King Day: Mostly sunny and cold, with a high near 8. Wind chill values as low as -25. Blustery, with a northwest wind 9 to 18 mph, with gusts as high as 26 mph.

    High: 8 °F

    Mostly Sunny
    and Blustery
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 0. Southwest wind around 7 mph.

    Low: 0 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before midnight.  Mostly cloudy, with a low around 16.

    Low: 16 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 24.

    High: 24 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 4. Wind chill values as low as -10. Northwest wind 7 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Sunday
A chance of flurries before 8am, then a chance of snow after 8am. Patchy blowing snow after 4pm. Mostly cloudy, with a high near 21. Wind chill values as low as -5. Windy, with a south southwest wind 7 to 12 mph becoming northwest 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Sunday Night
Patchy blowing snow. Mostly cloudy, with a low around -3. Wind chill values as low as -25. Windy, with a northwest wind 20 to 24 mph, with gusts as high as 40 mph.
M.L.King Day
Mostly sunny and cold, with a high near 8. Wind chill values as low as -25. Blustery, with a northwest wind 9 to 18 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 0. Southwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 23.
Tuesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16.
Wednesday
Partly sunny, with a high near 24.
Wednesday Night
Partly cloudy, with a low around 8.
Thursday
Mostly sunny, with a high near 24.
Thursday Night
Mostly cloudy, with a low around 11.
Friday
Partly sunny, with a high near 20.
Friday Night
Mostly cloudy, with a low around -2.
Saturday
Mostly cloudy and cold, with a high near 8.
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.35°W
5:11 pm CST Jan 17, 2026
6pm CST Jan 17, 2026-6pm CST Jan 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

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