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

Hazardous Weather Conditions

Current conditions at

Washington Regional Airport (KFYG)

Lat: 38.59°NLon: 90.99°WElev: 489ft.

Fair

86°F

30°C

Humidity 94%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 84°F (29°C)
Visibility 9.00 mi
Heat Index108°F (42°C)
Last update 26 Jul 9:15 am CDT
Extended Forecast for

Robertsville MO

Extreme Heat Warning July 26, 11:00am until July 27, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Today

    Today: Isolated showers and thunderstorms after 1pm. Increasing clouds and hot, with a high near 98. Heat index values as high as 113. Calm wind. Chance of precipitation is 20%.

    High: 98 °F

    Sunny then
    Isolated
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 9pm. Partly cloudy, with a low around 77. Calm wind. Chance of precipitation is 20%.

    Low: 77 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 99. Heat index values as high as 110. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. Light southwest wind.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

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

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Isolated showers and thunderstorms after 1pm. Increasing clouds and hot, with a high near 98. Heat index values as high as 113. Calm wind. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before 9pm. Partly cloudy, with a low around 77. Calm wind. Chance of precipitation is 20%.
Monday
Sunny and hot, with a high near 99. Heat index values as high as 110. Calm wind becoming southwest 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 78. Light southwest wind.
Tuesday
Mostly sunny, with a high near 94. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Sunny, with a high near 90.
Thursday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 68.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Robertsville MO
 38.44°N 90.84°W (Elev. 581 ft)
Last Update:
8:46 am CDT Jul 26, 2026
Forecast Valid:
9am CDT Jul 26, 2026-6pm CDT Aug 1, 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