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

80°F

27°C

Humidity 61%
Wind Speed NW 3 mph
Barometer 30.02 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 20 Jun 10:15 am CDT
Extended Forecast for

Saint Mary MO

Flood Watch June 21, 07:00am until June 22, 07:00am
Flood Warning June 20, 10:18am until June 21, 12:00pm
Click here for hazard details and duration
Flood Watch
Flood Warning
  •  
    Flood Warning June 20, 10:18am until June 21, 12:00pm

    NOW until 12:00pm Sun

    Flood Warning

  • Today

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 5pm. Increasing clouds, with a high near 86. South wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

    High: 86 °F

    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms. Low around 66. Southwest wind 8 to 14 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%.

    Low: 66 °F

    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 80. Northwest wind around 9 mph.

    High: 80 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening.
Sunday
Showers and thunderstorms likely, mainly after 5pm. Increasing clouds, with a high near 86. South wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms. Low around 66. Southwest wind 8 to 14 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 80. Northwest wind around 9 mph.
Monday Night
Mostly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Mary MO
 37.88°N 89.95°W (Elev. 400 ft)
Last Update:
9:41 am CDT Jun 20, 2026
Forecast Valid:
10am CDT Jun 20, 2026-6pm CDT Jun 26, 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