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

Hazardous Weather Conditions

Current conditions at

Perryville Regional Airport (KPCD)

Lat: 37.87°NLon: 89.86°WElev: 372ft.

Fair

27°F

-3°C

Humidity 46%
Wind Speed S 8 mph
Barometer 30.04 in
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 18 Jan 5:55 pm CST
Extended Forecast for

Saint Mary MO

  • Tonight

    Tonight: Partly cloudy, with a low around 15. South wind 8 to 15 mph becoming northwest after midnight. Winds could gust as high as 29 mph.

    Low: 15 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 24. Northwest wind 7 to 16 mph, with gusts as high as 29 mph.

    High: 24 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 12. West wind around 5 mph becoming light and variable.

    Low: 12 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 39. Southwest wind 5 to 10 mph.

    High: 39 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27. South wind 9 to 14 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain before noon. Partly sunny, with a high near 49.

    High: 49 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 15. South wind 8 to 15 mph becoming northwest after midnight. Winds could gust as high as 29 mph.
M.L.King Day
Sunny, with a high near 24. Northwest wind 7 to 16 mph, with gusts as high as 29 mph.
Monday Night
Mostly clear, with a low around 12. West wind around 5 mph becoming light and variable.
Tuesday
Sunny, with a high near 39. Southwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 27. South wind 9 to 14 mph, with gusts as high as 21 mph.
Wednesday
A 20 percent chance of rain before noon. Partly sunny, with a high near 49.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
Sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 23.
Friday
Partly sunny, with a high near 41.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 18.
Saturday
A 30 percent chance of snow. Mostly cloudy, with a high near 29.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 8.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 23.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Mary MO
 37.88°N 89.95°W (Elev. 400 ft)
Last Update:
5:51 pm CST Jan 18, 2026
Forecast Valid:
6pm CST Jan 18, 2026-6pm CST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation