Hazardous Weather Conditions
Current conditions at
Mason City Municipal Airport (KMCW)
Lat: 43.15°NLon: 93.33°WElev: 1188ft.
Fair
18°F
-8°C
| Humidity | 88% |
| Wind Speed | SE 3 mph |
| Barometer | 30.29 in (1027.2 mb) |
| Dewpoint | 15°F (-9°C) |
| Visibility | 10.00 mi |
| Last update | 2 Mar 3:53 am CST |
Extended Forecast for
Thornton IA
Overnight

Low: 20 °F
Partly Cloudy
Monday

High: 38 °F
Increasing
CloudsMonday Night

Low: 32 °F
Drizzle/Freezing
Rain LikelyTuesday
High: 42 °F
Slight Chance
Drizzle/Freezing
Rain then
Mostly CloudyTuesday Night
Low: 31 °F
Mostly Cloudy
then Slight
Chance RainWednesday

High: 45 °F
Chance Rain
Wednesday Night

Low: 35 °F
Chance Rain
Thursday
High: 56 °F
Slight Chance
Rain then
Mostly SunnyThursday Night
Low: 41 °F
Partly Cloudy
then Chance
Rain
Detailed Forecast
Overnight
Partly cloudy, with a low around 20. Calm wind becoming southeast around 5 mph.
Monday
Increasing clouds, with a high near 38. South wind 6 to 10 mph.
Monday Night
Freezing rain likely, possibly mixed with drizzle, mainly between 10pm and 11pm. Cloudy, with a low around 32. South southeast wind 5 to 7 mph. Chance of precipitation is 60%. Little or no ice accumulation expected.
Tuesday
A slight chance of drizzle or freezing rain before 9am, then a slight chance of drizzle between 9am and 11am. Mostly cloudy, with a high near 42. East northeast wind 3 to 6 mph. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 31. East northeast wind 3 to 6 mph.
Wednesday
A 30 percent chance of rain. Mostly sunny, with a high near 45. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 30 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 35.
Thursday
A 20 percent chance of rain before noon. Partly sunny, with a high near 56.
Thursday Night
A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 41.
Friday
Rain. High near 60. Breezy. Chance of precipitation is 80%.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 32.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 60. Breezy.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Thornton IA
42.95°N 93.37°W
42.95°N 93.37°W
2:27 am CST Mar 2, 2026
3am CST Mar 2, 2026-6pm CDT Mar 8, 2026



