Areas of Dangerous Heat and Heavy Rainfall Today

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley today. Heat Advisories remain in effect. Heavy to excessive rainfall today could bring areas of flooding to parts of the northern High Plains and Midwest into the Ohio Valley. Flood Watches remain in effect. Read More >

Hazardous Weather Conditions

Current conditions at

Olathe, Johnson County Executive Airport (KOJC)

Lat: 38.85° N Lon: 94.74° W Elev: 1096 ft.

Overcast

75°F

24°C

Humidity 79%
Wind Speed N 12 mph
Barometer 29.94 in (1012.7 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 20 Sep 2:53 pm CDT
Detailed forecast for

Johnson County

This Afternoon
Mostly cloudy and not as warm. Near steady temperature in the mid 70s. North winds 5 to 10 mph.
Tonight
Mostly cloudy. Patchy fog after midnight. Lows in the mid 60s. North winds 5 to 10 mph.
Monday
Patchy fog in the morning. Mostly cloudy. Highs in the lower 70s. North winds 5 to 10 mph.
Monday Night
Mostly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph.
Tuesday
Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 60s. Northeast winds 5 to 10 mph.
Tuesday Night
Partly cloudy. Lows in the lower 50s.
Wednesday
Sunny. Highs in the lower 70s.
Wednesday Night
Partly cloudy. Lows in the lower 50s.
Thursday
Partly sunny. Highs in the lower 70s.
Thursday Night
Mostly cloudy. A chance of showers after midnight. Lows in the upper 50s. Chance of rain 40 percent.
Friday And Friday Night
Mostly cloudy with a 50 percent chance of showers. Highs in the lower 70s. Lows around 60.
Saturday
Mostly cloudy with a 50 percent chance of showers. Highs in the upper 70s.



Basemap Options
Click map to change the forecast location
Loading map...
127 PM CDT Sun Sep 20 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database