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

Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Current conditions at

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Fair

31°F

-1°C

Humidity 85%
Wind Speed S 5 mph
Barometer 30.41 in (1030.7 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 15 Nov 8:53 am CST
Extended Forecast for

Chapin IA

  • Today

    Today: Sunny, with a high near 49. Calm wind becoming south southwest 5 to 8 mph.

    High: 49 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 27. South wind 3 to 6 mph.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 52. South southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 52 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. South wind around 9 mph.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55. Breezy, with a south wind 8 to 18 mph, with gusts as high as 26 mph.

    High: 55 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. Windy.

    High: 57 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 49. Calm wind becoming south southwest 5 to 8 mph.
Tonight
Mostly clear, with a low around 27. South wind 3 to 6 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 52. South southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 35. South wind around 9 mph.
Tuesday
Mostly sunny, with a high near 55. Breezy, with a south wind 8 to 18 mph, with gusts as high as 26 mph.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Mostly sunny, with a high near 57. Windy.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 37.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 59.
Friday Night
Showers. Low around 47. Chance of precipitation is 90%.
Saturday
Showers. High near 57. Breezy. Chance of precipitation is 80%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chapin IA
 42.82°N 93.23°W
Last Update:
8:52 am CST Nov 15, 2026
Forecast Valid:
9am CST Nov 15, 2026-6pm CST Nov 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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