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

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Overcast and Breezy

52°F

11°C

Humidity 64%
Wind Speed NW 22 mph
Barometer 29.62 in (1003.0 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 7 Nov 12:53 pm CST
Extended Forecast for

Grafton IA

  • This Afternoon

    This Afternoon: A chance of sprinkles before 5pm. Mostly cloudy, with a high near 55. Breezy, with a northwest wind 14 to 17 mph, with gusts as high as 25 mph.

    High: 55 °F

    Chance
    Sprinkles and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. North northwest wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 20 mph.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: Snow, mainly before 3pm. High near 36. Calm wind becoming north 5 to 8 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 36 °F

    Snow

  • Saturday Night

    Saturday Night: A 10 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 19. Wind chill values as low as 10. North wind 9 to 14 mph, with gusts as high as 23 mph.

    Low: 19 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 32. Breezy, with a northwest wind 15 to 18 mph, with gusts as high as 26 mph.

    High: 32 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A chance of sprinkles before 5pm. Mostly cloudy, with a high near 55. Breezy, with a northwest wind 14 to 17 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 31. North northwest wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 20 mph.
Saturday
Snow, mainly before 3pm. High near 36. Calm wind becoming north 5 to 8 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Saturday Night
A 10 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 19. Wind chill values as low as 10. North wind 9 to 14 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 32. Breezy, with a northwest wind 15 to 18 mph, with gusts as high as 26 mph.
Sunday Night
Mostly clear, with a low around 17.
Monday
Mostly sunny, with a high near 36.
Monday Night
Mostly cloudy, with a low around 23.
Veterans Day
Partly sunny, with a high near 52.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
Sunny, with a high near 51. Breezy.
Wednesday Night
Mostly clear, with a low around 28.
Thursday
Mostly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grafton IA
 43.34°N 93.07°W
Last Update:
11:21 am CST Nov 7, 2025
Forecast Valid:
1pm CST Nov 7, 2025-6pm CST Nov 13, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation