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

Heavy Rain in the Appalachians and Central Gulf Coast; Heat Continues in the West; Monitoring the Tropics

Heavy to excessive rainfall over the southern Appalachians and portions of the central Gulf Coast may bring areas of flooding today. Hot temperatures are in place through today across much of the western U.S. and New England. Tropical Storm Erin is forecast to become a Major Hurricane this weekend as it moves across the central Atlantic Ocean. Monitor future forecasts for any East Coast impacts. Read More >

Current conditions at

Ottawa Municipal Airport (KOWI)

Lat: 38.54°NLon: 95.25°WElev: 958ft.

Mostly Cloudy

88°F

31°C

Humidity 62%
Wind Speed NW 10 mph
Barometer 29.98 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 12 Aug 1:15 pm CDT
Extended Forecast for

3 Miles S Ottawa KS

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly before 4pm. Mostly sunny, with a high near 86. Northwest wind around 5 mph.

    High: 86 °F

    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 66. North wind around 5 mph becoming calm.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Calm wind becoming northeast around 5 mph.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 90. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. South wind 5 to 10 mph.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 94. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 94 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 4pm. Mostly sunny, with a high near 86. Northwest wind around 5 mph.
Tonight
Mostly clear, with a low around 66. North wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 88. Calm wind becoming northeast around 5 mph.
Wednesday Night
Mostly clear, with a low around 65. Calm wind.
Thursday
Sunny, with a high near 90. Light southeast wind becoming south 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 70. South wind around 5 mph.
Friday
Sunny, with a high near 95. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 74. South wind 5 to 10 mph.
Saturday
Sunny, with a high near 94. South wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Mostly sunny, with a high near 94.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 72.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Ottawa KS
 38.55°N 95.28°W
Last Update:
1:26 pm CDT Aug 12, 2025
Forecast Valid:
1pm CDT Aug 12, 2025-6pm CDT Aug 18, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

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Chance of Precipitation