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

Areas of Severe Thunderstorms and Heat

Scattered severe thunderstorms and excessive rainfall are possible today in the Mid Atlantic, posing a risk for damaging winds and isolated flash flooding. Extreme Heat Warnings are in effect today for northeast Texas into southern Oklahoma and Arkansas. Extreme Heat Warnings are also in effect for the Desert Southwest today into Sunday. Read More >

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

75°F

24°C

Humidity 90%
Wind Speed N 7 mph
Barometer 30.00 in (1014.7 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 20 Aug 7:51 am CDT
Extended Forecast for

Riverview MO

  • Today

    Today: Isolated showers after 4pm. Partly sunny, with a high near 83. Northeast wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 83 °F

    Mostly Cloudy
    then Isolated
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 65. Northeast wind around 6 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.

    High: 88 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71. Light and variable wind.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 86. Northwest wind 3 to 8 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Isolated showers after 4pm. Partly sunny, with a high near 83. Northeast wind 5 to 7 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 65. Northeast wind around 6 mph becoming calm in the evening.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 71. Light and variable wind.
Saturday
Sunny, with a high near 86. Northwest wind 3 to 8 mph.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Mostly cloudy, with a low around 65.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riverview MO
 38.75°N 90.2°W (Elev. 499 ft)
Last Update:
8:31 am CDT Aug 20, 2026
Forecast Valid:
8am CDT Aug 20, 2026-6pm CDT Aug 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