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

Moke Impacts Hawaii; Severe Thunderstorms and Heavy Rainfall from the Great Basin to the Plains

Heavy rain from Tropical Storm Moke will begin to impact the Big Island today, risking life-threatening flooding and mudslides in windward and southeast areas. Severe thunderstorms are expected across the northern Rockies/Plains and northern Great Basin. Repeated storms and heavy rainfall may cause flash flooding from the Plains into the Lower MS Valley. Dangerous heat persists across the South. Read More >

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

81°F

27°C

Humidity 49%
Wind Speed NW 10 G 16 mph
Barometer 30.08 in (1017.6 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 23 Aug 1:51 pm CDT
Extended Forecast for

Calverton Park MO

  • This Afternoon

    This Afternoon: Sunny, with a high near 83. Northwest wind around 7 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 63. North wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 84. Light southeast wind.

    High: 84 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 65. East wind 3 to 5 mph.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. Southeast wind around 6 mph.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 69.

    Low: 69 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 83. Northwest wind around 7 mph.
Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 63. North wind around 5 mph becoming calm in the evening.
Monday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 84. Light southeast wind.
Monday Night
Mostly clear, with a low around 65. East wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 87. Southeast wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 90.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 69.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 67.
Friday
Sunny, with a high near 87.
Friday Night
Partly cloudy, with a low around 69.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Calverton Park MO
 38.75°N 90.31°W (Elev. 577 ft)
Last Update:
1:26 pm CDT Aug 23, 2026
Forecast Valid:
1pm CDT Aug 23, 2026-6pm CDT Aug 29, 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