Current conditions at
Mason City Municipal Airport (KMCW)
Lat: 43.15°NLon: 93.33°WElev: 1188ft.
Mostly Cloudy
44°F
7°C
| Humidity | 83% |
| Wind Speed | E 5 mph |
| Barometer | 30.08 in (1019.2 mb) |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 41°F (5°C) |
| Last update | 3 Mar 2:53 pm CST |
Extended Forecast for
Thornton IA
This Afternoon

High: 43 °F
Mostly Cloudy
Tonight

Low: 29 °F
Mostly Cloudy
Wednesday
High: 49 °F
Patchy Fog
then Mostly
SunnyWednesday Night
Low: 36 °F
Mostly Cloudy
then Slight
Chance
ShowersThursday

High: 56 °F
Partly Sunny
Thursday Night
Low: 43 °F
Partly Cloudy
then Showers
LikelyFriday
High: 63 °F
Showers then
Showers
Likely and
BreezyFriday Night
Low: 33 °F
Breezy. Rain
Likely then
Chance RainSaturday

High: 50 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Mostly cloudy, with a high near 43. Calm wind.
Tonight
Mostly cloudy, with a low around 29. Calm wind.
Wednesday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 49. Calm wind becoming east southeast around 6 mph.
Wednesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 36. Light southeast wind.
Thursday
Partly sunny, with a high near 56. Calm wind becoming south southeast 5 to 9 mph in the afternoon.
Thursday Night
Showers likely and possibly a thunderstorm, mainly after 3am. Mostly cloudy, with a low around 43. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and possibly a thunderstorm. High near 63. Breezy. Chance of precipitation is 100%.
Friday Night
Rain likely and possibly a thunderstorm before midnight, then a chance of rain. Mostly cloudy, with a low around 33. Breezy. Chance of precipitation is 70%.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 62. Breezy.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 66. 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 pm CST Mar 3, 2026
3pm CST Mar 3, 2026-6pm CDT Mar 9, 2026


