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

Perryville Regional Airport (KPCD)

Lat: 37.87°NLon: 89.86°WElev: 372ft.

Partly Cloudy

18°C

65°F

Humidity 98%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 18°C (65°F)
Visibility 16 km
Last update 18 Aug 6:55 am CDT
Extended Forecast for

Sainte Genevieve MO

  • Today

    Today: Sunny, with a high near 31. Calm wind.

    High: 31 °C

    Sunny

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly after 5am. Increasing clouds, with a low around 20. South wind 5 to 10 km/h. Chance of precipitation is 30%.

    Low: 20 °C

    Clear then
    Scattered
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly between 7am and 10am. Partly sunny, with a high near 30. North wind 5 to 13 km/h becoming south in the afternoon. Chance of precipitation is 70%.

    High: 30 °C

    T-storms
    Likely then
    Scattered
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 19. Calm wind. Chance of precipitation is 70%.

    Low: 19 °C

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 28. Northeast wind 3 to 8 km/h.

    High: 28 °C

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 18.

    Low: 18 °C

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 30.

    High: 30 °C

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 18.

    Low: 18 °C

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 31.

    High: 31 °C

    Sunny

Detailed Forecast

Today
Sunny, with a high near 31. Calm wind.
Tonight
Scattered showers and thunderstorms, mainly after 5am. Increasing clouds, with a low around 20. South wind 5 to 10 km/h. Chance of precipitation is 30%.
Wednesday
Showers and thunderstorms likely, mainly between 7am and 10am. Partly sunny, with a high near 30. North wind 5 to 13 km/h becoming south in the afternoon. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 19. Calm wind. Chance of precipitation is 70%.
Thursday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 28. Northeast wind 3 to 8 km/h.
Thursday Night
Mostly clear, with a low around 18.
Friday
Sunny, with a high near 30.
Friday Night
Mostly clear, with a low around 18.
Saturday
Sunny, with a high near 31.
Saturday Night
Mostly clear, with a low around 18.
Sunday
Sunny, with a high near 29.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 18.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 30.
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ABOUT THIS FORECAST

 
Point Forecast:
Sainte Genevieve MO
 37.97°N 90.04°W (Elev. 390 m)
Last Update:
5:21 am CDT Aug 18, 2026
Forecast Valid:
7am CDT Aug 18, 2026-6pm CDT Aug 24, 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