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

Hazardous Weather Conditions

Current conditions at

Des Moines International Airport (KDSM)

Lat: 41.53°NLon: 93.65°WElev: 942ft.

Mostly Cloudy

66°F

19°C

Humidity 37%
Wind Speed SW 12 G 20 mph
Barometer 29.82 in (1009.7 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 16 Feb 12:54 pm CST
Extended Forecast for

Saint Marys IA

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 67. South southwest wind 8 to 13 mph, with gusts as high as 18 mph.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. South wind 6 to 9 mph.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 68. Windy, with a south southeast wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 68 °F

    Partly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before midnight. Partly cloudy, with a low around 47. Windy, with a south wind 15 to 21 mph becoming west after midnight. Winds could gust as high as 29 mph.

    Low: 47 °F

    Chance Rain
    and Windy
    then Mostly
    Clear and
    Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 64. Breezy, with a west wind 13 to 20 mph, with gusts as high as 26 mph.

    High: 64 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of rain. Partly sunny, with a high near 54. Breezy.

    High: 54 °F

    Chance Rain
    and Breezy

  • Thursday Night

    Thursday Night: A chance of rain and snow. Partly cloudy, with a low around 25. Chance of precipitation is 40%.

    Low: 25 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

Detailed Forecast

Washington's Birthday
Sunny, with a high near 67. South southwest wind 8 to 13 mph, with gusts as high as 18 mph.
Tonight
Mostly cloudy, with a low around 45. South wind 6 to 9 mph.
Tuesday
Partly sunny, with a high near 68. Windy, with a south southeast wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 34 mph.
Tuesday Night
A 30 percent chance of rain before midnight. Partly cloudy, with a low around 47. Windy, with a south wind 15 to 21 mph becoming west after midnight. Winds could gust as high as 29 mph.
Wednesday
Sunny, with a high near 64. Breezy, with a west wind 13 to 20 mph, with gusts as high as 26 mph.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
A 40 percent chance of rain. Partly sunny, with a high near 54. Breezy.
Thursday Night
A chance of rain and snow. Partly cloudy, with a low around 25. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 23.
Saturday
A chance of rain and snow. Partly sunny, with a high near 42. Chance of precipitation is 30%.
Saturday Night
A chance of rain and snow. Partly cloudy, with a low around 19. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Marys IA
 41.3°N 93.75°W
Last Update:
11:22 am CST Feb 16, 2026
Forecast Valid:
1pm CST Feb 16, 2026-6pm CST Feb 22, 2026
 
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Additional Resources

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Chance of Precipitation