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

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Fair

57°F

14°C

Humidity 53%
Wind Speed NW 13 G 21 mph
Barometer 29.85 in (1010.5 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 24 Apr 1:53 pm CDT
Extended Forecast for

Rock Falls IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 62. Northwest wind 11 to 13 mph.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. North northwest wind 5 to 7 mph becoming light and variable.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 66. East wind 6 to 9 mph.

    High: 66 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45. East southeast wind 6 to 8 mph.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 69. Breezy, with an east southeast wind 8 to 17 mph, with gusts as high as 24 mph.

    High: 69 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A slight chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 52. Windy. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Showers
    Likely and
    Windy

  • Monday

    Monday: Showers and possibly a thunderstorm before 10am, then showers between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 67. Windy. Chance of precipitation is 90%.

    High: 67 °F

    Showers and
    Windy

  • Monday Night

    Monday Night: A 50 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 41. Windy.

    Low: 41 °F

    Chance
    Showers and
    Windy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58. Windy.

    High: 58 °F

    Partly Sunny
    and Windy

Detailed Forecast

This Afternoon
Sunny, with a high near 62. Northwest wind 11 to 13 mph.
Tonight
Mostly clear, with a low around 39. North northwest wind 5 to 7 mph becoming light and variable.
Saturday
Increasing clouds, with a high near 66. East wind 6 to 9 mph.
Saturday Night
Mostly cloudy, with a low around 45. East southeast wind 6 to 8 mph.
Sunday
Partly sunny, with a high near 69. Breezy, with an east southeast wind 8 to 17 mph, with gusts as high as 24 mph.
Sunday Night
A slight chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 52. Windy. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and possibly a thunderstorm before 10am, then showers between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 67. Windy. Chance of precipitation is 90%.
Monday Night
A 50 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 41. Windy.
Tuesday
Partly sunny, with a high near 58. Windy.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rock Falls IA
 43.21°N 93.1°W
Last Update:
1:26 pm CDT Apr 24, 2026
Forecast Valid:
1pm CDT Apr 24, 2026-6pm CDT Apr 30, 2026
 
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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