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

Dangerous Heat in the West; Flash Flooding Possible Across the Southern US

Dangerous heat is expected across areas in Texas and from Washington through California. Several daily high temperature records are expected to be either tied or broken in the West. Monsoonal showers and thunderstorms may result in flash flooding and debris flows over the Southwestern U.S. through Friday. Locally heavy rain is expected from thunderstorms in the Southeast. Read More >

Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fog/Mist

63°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 30.04 in (1016.9 mb)
Dewpoint 63°F (17°C)
Visibility 2.00 mi
Last update 17 Aug 1:54 am CDT
Extended Forecast for

4 Miles ENE New Melle MO

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly clear, with a low around 62. North wind 3 to 5 mph.

    Patchy Fog

    Low: 62 °F

  • Wednesday

    Wednesday: Areas of fog before 8am. Otherwise, mostly sunny, with a high near 81. Northeast wind 3 to 8 mph.

    Areas Fog
    then Mostly
    Sunny

    High: 81 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 61. Northeast wind around 6 mph becoming calm in the evening.

    Mostly Clear

    Low: 61 °F

  • Thursday

    Thursday: Sunny, with a high near 84. Light and variable wind.

    Sunny

    High: 84 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 62. Calm wind.

    Mostly Clear

    Low: 62 °F

  • Friday

    Friday: Sunny, with a high near 85.

    Sunny

    High: 85 °F

  • Friday
    Night

    Friday Night: A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 65. Chance of precipitation is 30%.

    Slight Chance
    T-storms then
    Chance
    Showers

    Low: 65 °F

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 85. Chance of precipitation is 40%.

    Chance
    Showers then
    Chance
    T-storms

    High: 85 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 40%.

    Chance
    Showers

    Low: 66 °F

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 62. North wind 3 to 5 mph.
Wednesday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 81. Northeast wind 3 to 8 mph.
Wednesday Night
Mostly clear, with a low around 61. Northeast wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 84. Light and variable wind.
Thursday Night
Mostly clear, with a low around 62. Calm wind.
Friday
Sunny, with a high near 85.
Friday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 85. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 40%.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 66.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
4 Miles ENE New Melle MO
 38.72°N 90.82°W (Elev. 630 ft)
Last Update:
1:10 am CDT Aug 17, 2022
Forecast Valid:
2am CDT Aug 17, 2022-6pm CDT Aug 23, 2022
 
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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