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

58°F

14°C

Humidity 25%
Wind Speed S 14 G 23 mph
Barometer 30.28 in (1025.4 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 28 Mar 5:53 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 until March 28, 08:00pm

    NOW until 8:00pm Sat

    Red Flag Warning

  • Tonight

    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. South wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    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

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 53. Chance of precipitation is 50%.

    High: 53 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 47. South wind 8 to 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. South wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
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. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Thursday
Showers likely, mainly before 1pm. 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 70. Chance of precipitation is 50%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Saturday
A chance of showers. Partly sunny, with a high near 63. 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:
6:01 pm CDT Mar 28, 2026
Forecast Valid:
6pm CDT Mar 28, 2026-6pm CDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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