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

80°F

27°C

Humidity 45%
Wind Speed S 17 G 26 mph
Barometer 29.86 in (1010.0 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 30 Mar 12:53 pm CDT
Extended Forecast for

3 Miles S Merriam KS

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 86. South southwest wind 8 to 17 mph, with gusts as high as 31 mph.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 68. South wind around 17 mph, with gusts as high as 31 mph.

    Low: 68 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 83. South southwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms, mainly between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 53. North northeast wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 53 °F

    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 66. East northeast wind around 11 mph becoming southeast in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 66 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 54. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 54 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 68. Chance of precipitation is 90%.

    High: 68 °F

    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 86. South southwest wind 8 to 17 mph, with gusts as high as 31 mph.
Tonight
Partly cloudy, with a low around 68. South wind around 17 mph, with gusts as high as 31 mph.
Tuesday
A chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 83. South southwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.
Tuesday Night
Showers and thunderstorms, mainly between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 53. North northeast wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 66. East northeast wind around 11 mph becoming southeast in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 54. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Thursday
Showers and possibly a thunderstorm. High near 68. Chance of precipitation is 90%.
Thursday Night
Partly cloudy, with a low around 50.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.
Saturday
A chance of showers. Partly sunny, with a high near 55. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Partly cloudy, with a low around 35. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 59.
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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:
1:26 pm CDT Mar 30, 2026
Forecast Valid:
1pm CDT Mar 30, 2026-6pm CDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation