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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Perryville Regional Airport (KPCD)

Lat: 37.87°NLon: 89.86°WElev: 372ft.

Fair

63°F

17°C

Humidity 96%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 29 Aug 3:55 am CDT
Extended Forecast for

Sainte Genevieve MO

  • Today

    Today: Patchy fog before 8am. Otherwise, sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.

    High: 89 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 65. Light south wind.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93. Light south wind increasing to 5 to 9 mph in the morning.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69. South wind 3 to 6 mph.

    Low: 69 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 96. South wind 6 to 8 mph.

    High: 96 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 65. Light south wind.
Sunday
Sunny, with a high near 93. Light south wind increasing to 5 to 9 mph in the morning.
Sunday Night
Mostly clear, with a low around 69. South wind 3 to 6 mph.
Monday
Sunny, with a high near 96. South wind 6 to 8 mph.
Monday Night
Mostly clear, with a low around 72.
Tuesday
Sunny and hot, with a high near 97.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Sunny and hot, with a high near 97.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 73.
Friday
A 20 percent chance of showers. Sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sainte Genevieve MO
 37.97°N 90.04°W (Elev. 390 ft)
Last Update:
3:26 am CDT Aug 29, 2026
Forecast Valid:
4am CDT Aug 29, 2026-6pm CDT Sep 4, 2026
 
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Additional Resources

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