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
Low: 55 °F
Showers
Wednesday
High: 75 °F
Heavy Rain
and Breezy
then Showers
Likely and
WindyWednesday Night
Low: 53 °F
Chance
Showers and
Windy then
Mostly Cloudy
and BreezyThursday
High: 73 °F
Mostly Sunny
then Sunny
and BreezyThursday Night
Low: 50 °F
Mostly Clear
Juneteenth
High: 77 °F
Sunny
Friday Night
Low: 55 °F
Mostly Clear
then Slight
Chance
ShowersSaturday
High: 79 °F
Mostly Sunny
Saturday Night
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.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles NW Grafton IA
43.36°N 93.13°W
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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