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

68°F

20°C

Humidity 73%
Wind Speed S 16 G 25 mph
Barometer 29.94 in (1012.9 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 12 Apr 2:53 am CDT
Extended Forecast for

3 Miles S Merriam KS

  • Overnight

    Overnight: A slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 64. South wind 6 to 9 mph. Chance of precipitation is 10%.

    Low: 64 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms, mainly before 3pm. High near 71. South wind 13 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 64. South southwest wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms before 7am. Partly sunny, with a high near 79. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 10%.

    High: 79 °F

    Slight Chance
    T-storms then
    Partly Sunny
    and Breezy

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. South southwest wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 67 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 84. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 57. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 64. South wind 6 to 9 mph. Chance of precipitation is 10%.
Sunday
Showers and thunderstorms, mainly before 3pm. High near 71. South wind 13 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 64. South southwest wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Monday
A slight chance of showers and thunderstorms before 7am. Partly sunny, with a high near 79. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 10%.
Monday Night
A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. South southwest wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 84. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 57. Chance of precipitation is 40%.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 65.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 50%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.
Saturday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Merriam KS
 38.97°N 94.69°W (Elev. 1102 ft)
Last Update:
3:17 am CDT Apr 12, 2026
Forecast Valid:
3am CDT Apr 12, 2026-6pm CDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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