Hazardous Weather Conditions
Current conditions at
Mason City Municipal Airport (KMCW)
Lat: 43.15°NLon: 93.33°WElev: 1188ft.
Snow Freezing Fog and Breezy
28°F
-2°C
| Humidity | 92% |
| Wind Speed | N 23 G 35 mph |
| Barometer | 29.57 in (1002.0 mb) |
| Dewpoint | 26°F (-3°C) |
| Visibility | 0.50 mi |
| Wind Chill | 14°F (-10°C) |
| Last update | 15 Mar 8:53 am CDT |
Extended Forecast for
3 Miles NNE Rock Falls IA
Blizzard Warning until March 16, 07:00am
High Wind Warning March 15, 01:00pm until March 16, 04:00am
NOW until 7:00am Mon
Blizzard Warning
Today
High: 31 °F
Wintry Mix
and Blowing
SnowTonight

Low: 3 °F
Snow and
Blowing SnowMonday

High: 11 °F
Slight Chance
Snow and
Areas Blowing
SnowMonday Night
Low: -4 °F
Partly Cloudy
and Blustery
then Mostly
ClearTuesday
High: 26 °F
Mostly Sunny
then Chance
SnowTuesday Night
Low: 18 °F
Snow then
Snow/SleetWednesday

High: 40 °F
Mostly Sunny
Wednesday Night

Low: 30 °F
Partly Cloudy
Detailed Forecast
Today
Snow and freezing rain, becoming all snow after 10am. Widespread blowing snow, mainly after 3pm. High near 31. Very windy, with a north wind 26 to 31 mph increasing to 32 to 37 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 90%. Total daytime ice accumulation of less than a 0.1 of an inch possible. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, mainly before 2am. Widespread blowing snow. Low around 3. Wind chill values as low as -15. Very windy, with a north northwest wind 33 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Monday
A 10 percent chance of snow before 7am. Areas of blowing snow. Cloudy, then gradually becoming mostly sunny, with a high near 11. Wind chill values as low as -20. Windy, with a northwest wind 25 to 31 mph, with gusts as high as 40 mph.
Monday Night
Partly cloudy, with a low around -4. Wind chill values as low as -15. Blustery, with a northwest wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.
Tuesday
A 30 percent chance of snow after 1pm. Mostly sunny, with a high near 26. West northwest wind 5 to 13 mph becoming south in the afternoon. Winds could gust as high as 18 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow before 4am, then a slight chance of snow and sleet. Low around 18. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Mostly sunny, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Partly sunny, with a high near 49.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 59.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 54.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NNE Rock Falls IA
43.23°N 93.07°W
43.23°N 93.07°W
7:02 am CDT Mar 15, 2026
9am CDT Mar 15, 2026-6pm CDT Mar 21, 2026



