Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

Perryville Regional Airport (KPCD)

Lat: 37.87°NLon: 89.86°WElev: 372ft.

Fair

72°F

22°C

Humidity 92%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 9 Sep 4:15 am CDT
Extended Forecast for

2 Miles W Sainte Genevieve MO

Heat Advisory September 9, 12:00pm until September 9, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: A chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 96. Heat index values as high as 106. West wind 5 to 7 mph.  Chance of precipitation is 40%.

    High: 96 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am.  Low around 70. Light and variable wind.  Chance of precipitation is 80%.

    Low: 70 °F

    Chance
    T-storms then
    T-storms

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 11am, then a chance of showers and thunderstorms after 11am.  High near 81. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 80%.

    High: 81 °F

    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am.  Mostly cloudy, with a low around 65. Light north wind.  Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers after 1pm.  Mostly sunny, with a high near 85. Calm wind.

    High: 85 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 90. Chance of precipitation is 30%.

    High: 90 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm.  Mostly sunny, with a high near 90.

    High: 90 °F

    Slight Chance
    Showers

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 106. West wind 5 to 7 mph. Chance of precipitation is 40%.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 70. Light and variable wind. Chance of precipitation is 80%.
Thursday
Showers and possibly a thunderstorm, mainly before 11am, then a chance of showers and thunderstorms after 11am. High near 81. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 80%.
Thursday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Mostly cloudy, with a low around 65. Light north wind. Chance of precipitation is 20%.
Friday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 85. Calm wind.
Friday Night
Partly cloudy, with a low around 66.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 67.
Sunday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 68.
Monday
Sunny, with a high near 92.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 69.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Sainte Genevieve MO
 37.97°N 90.06°W (Elev. 466 ft)
2:46 am CDT Sep 9, 2026
4am CDT Sep 9, 2026-6pm CDT Sep 15, 2026
 
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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