National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Fair

52°F

11°C

Humidity 64%
Wind Speed NE 15 mph
Barometer 29.75 in (1007.3 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 10 Mar 2:53 pm CDT
Extended Forecast for

Rock Falls IA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 52. East northeast wind around 14 mph, with gusts as high as 18 mph.

    High: 52 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of snow between 4am and 5am, then rain and snow likely. Cloudy, with a low around 30. North northeast wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Mostly Cloudy
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Snow likely, possibly mixed with rain before 7am, then a chance of snow between 7am and noon. Cloudy through mid morning, then gradual clearing, with a high near 41. Windy, with a north northwest wind 15 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Windy.
    Rain/Snow
    Likely then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25. Northwest wind 6 to 11 mph becoming west southwest after midnight.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 50. Breezy, with a south wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 50 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Thursday Night

    Thursday Night: Rain likely before 4am, then a chance of snow. Mostly cloudy, with a low around 30. Windy. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Windy. Rain
    Likely then
    Rain/Snow
    Likely

  • Friday

    Friday: A 30 percent chance of snow before 7am. Partly sunny, with a high near 42. Windy.

    High: 42 °F

    Windy. Chance
    Snow then
    Partly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A chance of snow before 1pm, then a chance of rain. Cloudy, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 52. East northeast wind around 14 mph, with gusts as high as 18 mph.
Tonight
A chance of snow between 4am and 5am, then rain and snow likely. Cloudy, with a low around 30. North northeast wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely, possibly mixed with rain before 7am, then a chance of snow between 7am and noon. Cloudy through mid morning, then gradual clearing, with a high near 41. Windy, with a north northwest wind 15 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Mostly clear, with a low around 25. Northwest wind 6 to 11 mph becoming west southwest after midnight.
Thursday
Partly sunny, with a high near 50. Breezy, with a south wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Rain likely before 4am, then a chance of snow. Mostly cloudy, with a low around 30. Windy. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 30 percent chance of snow before 7am. Partly sunny, with a high near 42. Windy.
Friday Night
A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 28.
Saturday
A chance of snow before 1pm, then a chance of rain. Cloudy, with a high near 45. Chance of precipitation is 30%.
Saturday Night
Rain and snow likely, mainly after 1am. Cloudy, with a low around 26. Blustery. Chance of precipitation is 70%.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 33. Windy. Chance of precipitation is 50%.
Sunday Night
Mostly cloudy, with a low around 6. Windy.
Monday
Mostly sunny, with a high near 23.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rock Falls IA
 43.21°N 93.1°W
Last Update:
1:27 pm CDT Mar 10, 2026
Forecast Valid:
3pm CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation