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

Dangerous Heat to Continue through the Holiday Weekend; Severe Storms on Friday from the Plains to the Mid-Atlantic

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing across the eastern U.S. through the Independence Day holiday weekend. Peak heat indices of up to 115 degrees are possible. Isolated to scattered severe thunderstorms are possible from the northern/central Plains into the Midwest, Ohio Valley, and Mid-Atlantic Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Olathe, Johnson County Executive Airport (KOJC)

Lat: 38.85°NLon: 94.74°WElev: 1096ft.

Fair

76°F

24°C

Humidity 91%
Wind Speed S 7 mph
Barometer 30.04 in (1016.0 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 3 Jul 6:53 am CDT
Extended Forecast for

Olathe, Johnson County Executive Airport KS

Extreme Heat Warning July 3, 07:18am until July 4, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 3, 07:18am until July 4, 08:00pm

    NOW until 8:00pm Sat

    Extreme Heat Warning

  • Today

    High: 91 °F

    Sunny then
    Slight Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 3am. Partly cloudy, with a low around 75. South wind 7 to 11 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 75 °F

    Partly Cloudy
    then Chance
    Showers

  • Independence Day

    Independence Day: A chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 92. Heat index values as high as 101. South southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 72. South wind 5 to 7 mph becoming north northeast after midnight. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.

    Low: 72 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 88. Southeast wind around 6 mph becoming north northwest in the morning. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Chance
    Showers

  • Sunday Night

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

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Today
A slight chance of showers between 3pm and 4pm. Mostly sunny, with a high near 91. Heat index values as high as 99. South wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms, mainly after 3am. Partly cloudy, with a low around 75. South wind 7 to 11 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Independence Day
A chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 92. Heat index values as high as 101. South southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 72. South wind 5 to 7 mph becoming north northeast after midnight. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.
Sunday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 88. Southeast wind around 6 mph becoming north northwest in the morning. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Partly cloudy, with a low around 71.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Partly cloudy, with a low around 74.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Olathe, Johnson County Executive Airport KS
 38.84°N 94.74°W (Elev. 1001 ft)
Last Update:
6:12 am CDT Jul 3, 2026
Forecast Valid:
7am CDT Jul 3, 2026-6pm CDT Jul 9, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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