Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Current conditions at

Ottawa Municipal Airport (KOWI)

Lat: 38.54°NLon: 95.25°WElev: 958ft.

Fair

88°F

31°C

Humidity 62%
Wind Speed SE 7 mph
Barometer 29.93 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 4 Aug 2:15 pm CDT
Extended Forecast for

Ottawa KS

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 93. South wind around 10 mph.

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms after 5am.  Partly cloudy, with a low around 71. Southeast wind 5 to 10 mph becoming light  after midnight.

    Low: 71 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly between 7am and 4pm.  Mostly cloudy, with a high near 85. East wind around 5 mph becoming west in the morning.

    High: 85 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 2am.  Mostly cloudy, with a low around 68. Northeast wind around 5 mph.  Chance of precipitation is 60%.

    Low: 68 °F

    T-storms
    Likely

  • Thursday

    Thursday: Partly sunny, with a high near 86. Northeast wind around 5 mph becoming calm.

    High: 86 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly after 1am.  Partly cloudy, with a low around 69. East wind around 5 mph becoming calm.  Chance of precipitation is 70%.

    Low: 69 °F

    T-storms
    Likely

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 89. Calm wind becoming south around 5 mph in the morning.

    High: 89 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 70. South wind around 5 mph becoming calm  in the evening.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. Light south wind increasing to 5 to 10 mph in the morning.

    High: 92 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 93. South wind around 10 mph.
Tonight
A 10 percent chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 71. Southeast wind 5 to 10 mph becoming light after midnight.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly between 7am and 4pm. Mostly cloudy, with a high near 85. East wind around 5 mph becoming west in the morning.
Wednesday Night
Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 68. Northeast wind around 5 mph. Chance of precipitation is 60%.
Thursday
Partly sunny, with a high near 86. Northeast wind around 5 mph becoming calm.
Thursday Night
Showers and thunderstorms likely, mainly after 1am. Partly cloudy, with a low around 69. East wind around 5 mph becoming calm. Chance of precipitation is 70%.
Friday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. Calm wind becoming south around 5 mph in the morning.
Friday Night
Mostly clear, with a low around 70. South wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 92. Light south wind increasing to 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
Ottawa KS
 38.6°N 95.26°W
1:26 pm CDT Aug 4, 2026
2pm CDT Aug 4, 2026-6pm CDT Aug 10, 2026
 
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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