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

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

61°F

16°C

Humidity 48%
Wind Speed E 9 mph
Barometer 30.26 in (1023.6 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 1 Jul 5:51 am CDT
Extended Forecast for

Frontenac MO

  • Today

    Today: Increasing clouds, with a high near 83. East wind around 8 mph.

    High: 83 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 65. Southeast wind 7 to 9 mph.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94. South wind 9 to 11 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. South wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 94. South wind around 7 mph becoming west in the afternoon.

    High: 94 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 74. Chance of precipitation is 80%.

    Low: 74 °F

    Chance
    T-storms then
    T-storms

  • Independence Day

    Independence Day: Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. High near 88. Chance of precipitation is 80%.

    High: 88 °F

    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88.

    High: 88 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Today
Increasing clouds, with a high near 83. East wind around 8 mph.
Tonight
Mostly clear, with a low around 65. Southeast wind 7 to 9 mph.
Tuesday
Sunny, with a high near 94. South wind 9 to 11 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. South wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 94. South wind around 7 mph becoming west in the afternoon.
Wednesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 74. Chance of precipitation is 80%.
Independence Day
Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. High near 88. Chance of precipitation is 80%.
Thursday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 69.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Frontenac MO
 38.65°N 90.43°W (Elev. 587 ft)
Last Update:
4:38 am CDT Jul 1, 2024
Forecast Valid:
6am CDT Jul 1, 2024-6pm CDT Jul 7, 2024
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation