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

Hazardous Weather Conditions

Current conditions at

Olathe, Johnson County Executive Airport (KOJC)

Lat: 38.85°NLon: 94.74°WElev: 1096ft.

Fair

52°F

11°C

Humidity 28%
Wind Speed SE 10 G 17 mph
Barometer 30.50 in (1033.1 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 28 Mar 12:53 pm CDT
Extended Forecast for

3 Miles S Merriam KS

Red Flag Warning until March 28, 08:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until March 28, 08:00pm

    NOW until 8:00pm Sat

    Red Flag Warning

  • This Afternoon

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. South wind around 10 mph, with gusts as high as 21 mph.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 73. South wind 11 to 16 mph, with gusts as high as 29 mph.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. South wind around 11 mph, with gusts as high as 23 mph.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 84. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 34 mph.

    High: 84 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: A slight chance of showers after 1am. Partly cloudy, with a low around 66. Chance of precipitation is 20%.

    Low: 66 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.

    High: 77 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 50%.

    Low: 43 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 59. South wind 6 to 13 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 47. South wind around 10 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 73. South wind 11 to 16 mph, with gusts as high as 29 mph.
Sunday Night
Mostly clear, with a low around 60. South wind around 11 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 84. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 34 mph.
Monday Night
A slight chance of showers after 1am. Partly cloudy, with a low around 66. Chance of precipitation is 20%.
Tuesday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 53. Chance of precipitation is 50%.
Wednesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Merriam KS
 38.97°N 94.69°W (Elev. 1102 ft)
Last Update:
1:12 pm CDT Mar 28, 2026
Forecast Valid:
1pm CDT Mar 28, 2026-6pm CDT Apr 3, 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