Hazardous Weather Conditions

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Light Rain

62°F

17°C

Humidity 54%
Wind Speed S 6 mph
Barometer 29.60 in (1001.3 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 17 Jun 12:53 am CDT
Extended Forecast for

4 Miles NW Grafton IA

  • Overnight

    Overnight: Showers likely, then showers and possibly a thunderstorm after 4am.  Low around 55. South southeast wind 7 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Some of the storms could produce heavy rainfall.  High near 75. Windy, with a south southeast wind 13 to 22 mph becoming west in the afternoon. Winds could gust as high as 33 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 75 °F

    Heavy Rain
    and Breezy
    then Showers
    Likely and
    Windy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Mostly cloudy, with a low around 53. Windy, with a northwest wind 13 to 22 mph, with gusts as high as 34 mph.  New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Chance
    Showers and
    Windy then
    Mostly Cloudy
    and Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 73. Breezy, with a northwest wind 14 to 16 mph, with gusts as high as 23 mph.

    High: 73 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. Northwest wind 8 to 13 mph becoming light  after midnight. Winds could gust as high as 20 mph.

    Low: 50 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am.  Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

Detailed Forecast

Overnight
Showers likely, then showers and possibly a thunderstorm after 4am. Low around 55. South southeast wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Some of the storms could produce heavy rainfall. High near 75. Windy, with a south southeast wind 13 to 22 mph becoming west in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 53. Windy, with a northwest wind 13 to 22 mph, with gusts as high as 34 mph. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 73. Breezy, with a northwest wind 14 to 16 mph, with gusts as high as 23 mph.
Thursday Night
Mostly clear, with a low around 50. Northwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 20 mph.
Juneteenth
Sunny, with a high near 77.
Friday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 55.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 57.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 74.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Grafton IA
 43.36°N 93.13°W
12:26 am CDT Jun 17, 2026
1am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
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Additional Resources

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