Dangerous Heat Wave from the Midwest to East Coast

A large ridge of high pressure extending from the Central to Eastern U.S. will deliver a dangerous summer heat wave through the weekend. Widespread excessive heat warnings and heat advisories already cover the Eastern two-thirds of the country. A number of record highs and overnight warm minimum temperatures are likely. Heat indices will surge past 100 degrees and approach the 110s. Heat Safety! Read More >

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

A Few Clouds

33°C

91°F

Humidity 57%
Wind Speed SW 15 km/h
Barometer 1012.4 mb (29.94 in)
Dewpoint 23°C (74°F)
Visibility 16 km
Heat Index38°C (100°F)
Last update 19 Jul 11:51 am CDT
Extended Forecast for

Champ MO

Flood Warning until further notice
Excessive Heat Warning until July 20, 08:00pm
Click here for hazard details and duration
Flood Warning until further notice
Excessive Heat Warning
  •  
    Flood Warning until further notice
    Excessive Heat Warning until July 20, 08:00pm

    NOW: Multiple
    hazards in effect

    Click HERE for Details

  • This
    Afternoon

    This Afternoon: Sunny and hot, with a high near 37. Heat index values as high as 43. Southwest wind around 16 km/h.

    Hot

    High: 37 °C

  • Tonight

    Tonight: Clear, with a low around 28. South wind 11 to 16 km/h.

    Clear

    Low: 28 °C

  • Saturday

    Saturday: Sunny and hot, with a high near 37. Heat index values as high as 41. Southwest wind 11 to 14 km/h.

    Hot

    High: 37 °C

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 26. Southwest wind 5 to 8 km/h.

    Mostly Clear

    Low: 26 °C

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 33. Calm wind.

    Slight Chance
    T-storms then
    Chance
    T-storms

    High: 33 °C

  • Sunday
    Night

    Sunday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 21.

    Chance
    T-storms

    Low: 21 °C

  • Monday

    Monday: Mostly sunny, with a high near 28.

    Mostly Sunny

    High: 28 °C

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 17.

    Mostly Clear

    Low: 17 °C

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 37. Heat index values as high as 43. Southwest wind around 16 km/h.
Tonight
Clear, with a low around 28. South wind 11 to 16 km/h.
Saturday
Sunny and hot, with a high near 37. Heat index values as high as 41. Southwest wind 11 to 14 km/h.
Saturday Night
Mostly clear, with a low around 26. Southwest wind 5 to 8 km/h.
Sunday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 33. Calm wind.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 28.
Monday Night
Mostly clear, with a low around 17.
Tuesday
Sunny, with a high near 28.
Tuesday Night
Mostly clear, with a low around 17.
Wednesday
Sunny, with a high near 29.
Wednesday Night
Mostly clear, with a low around 18.
Thursday
Sunny, with a high near 31.
Click Map For Forecast
Point Forecast:
Champ MO
 38.71°N 90.43°W (Elev. 158 m)
11:28 am CDT Jul 19, 2019
12pm CDT Jul 19, 2019-6pm CDT Jul 25, 2019
 
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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