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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 Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

A Few Clouds

83°F

28°C

Humidity 63%
Wind Speed NE 7 mph
Barometer 30.02 in (1016.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 20 Aug 12:53 pm CDT
Extended Forecast for

Horine MO

  • This Afternoon

    This Afternoon: A 20 percent chance of showers before 4pm. Partly sunny, with a high near 83. North wind around 6 mph.

    High: 83 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 62. Light northeast wind.

    Low: 62 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 86. Calm wind.

    High: 86 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 85. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Monday

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

    High: 82 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers before 4pm. Partly sunny, with a high near 83. North wind around 6 mph.
Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 62. Light northeast wind.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 86. Calm wind.
Friday Night
Mostly clear, with a low around 66. Calm wind.
Saturday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 85. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly cloudy, with a low around 62.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Horine MO
 38.25°N 90.42°W (Elev. 499 ft)
Last Update:
11:16 am CDT Aug 20, 2026
Forecast Valid:
1pm CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation