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

Hazardous Weather Conditions

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Overcast

4°F

-16°C

Humidity 69%
Wind Speed W 13 mph
Barometer 30.26 in (1027.6 mb)
Dewpoint -4°F (-20°C)
Visibility 8.00 mi
Wind Chill-13°F (-25°C)
Last update 19 Jan 2:53 pm CST
Extended Forecast for

Mason City IA

  • M.L.King Day

    M.L.King Day: Mostly cloudy and cold, with a steady temperature around 4. Wind chill values as low as -15. West wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 4 °F

    Cold

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around -4. Wind chill values as low as -15. West wind 3 to 8 mph.

    Low: -4 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 16. Wind chill values as low as -10. Light and variable wind becoming south southwest 5 to 8 mph in the morning.

    High: 16 °F

    Sunny then
    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: Snow, mainly before midnight. Steady temperature around 14. Wind chill values as low as zero. South southeast wind 6 to 8 mph becoming north northwest after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 14 °F

    Snow then
    Chance Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow after noon. Partly sunny, with a high near 26. West southwest wind 9 to 15 mph, with gusts as high as 23 mph. Little or no snow accumulation expected.

    High: 26 °F

    Mostly Sunny
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 13.

    High: 13 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -17.

    Low: -17 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near -10.

    High: -10 °F

    Cold

Detailed Forecast

M.L.King Day
Mostly cloudy and cold, with a steady temperature around 4. Wind chill values as low as -15. West wind 10 to 14 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around -4. Wind chill values as low as -15. West wind 3 to 8 mph.
Tuesday
A 20 percent chance of snow after 4pm. Increasing clouds, with a high near 16. Wind chill values as low as -10. Light and variable wind becoming south southwest 5 to 8 mph in the morning.
Tuesday Night
Snow, mainly before midnight. Steady temperature around 14. Wind chill values as low as zero. South southeast wind 6 to 8 mph becoming north northwest after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday
A 30 percent chance of snow after noon. Partly sunny, with a high near 26. West southwest wind 9 to 15 mph, with gusts as high as 23 mph. Little or no snow accumulation expected.
Wednesday Night
Partly cloudy, with a low around 3.
Thursday
Mostly sunny, with a high near 13.
Thursday Night
Partly cloudy, with a low around -17.
Friday
Mostly sunny and cold, with a high near -10.
Friday Night
Partly cloudy, with a low around -21.
Saturday
Mostly sunny and cold, with a high near -4.
Saturday Night
Partly cloudy, with a low around -14.
Sunday
Mostly sunny and cold, with a high near 8.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mason City IA
 43.15°N 93.19°W
Last Update:
2:52 pm CST Jan 19, 2026
Forecast Valid:
3pm CST Jan 19, 2026-6pm CST Jan 25, 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