Current conditions at

Ottawa Municipal Airport (KOWI)

Lat: 38.54° N Lon: 95.25° W Elev: 958 ft.

Thunderstorm in Vicinity

70°F

21°C

Humidity 73%
Wind Speed NW 16 G 30 mph
Barometer 29.80 in
Dewpoint 61°F (16°C)
Visibility NA
Last update 18 May 9:15 pm CDT
Detailed forecast for

Linn County

Tonight
Mostly cloudy with a chance of thunderstorms. A chance of showers this evening, then showers after midnight. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible after midnight. Lows around 60. South winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 90 percent.
Tuesday
Mostly cloudy. A chance of showers and thunderstorms, mainly in the morning. Some thunderstorms may produce heavy rainfall in the morning. Not as warm. Less humid with highs in the mid 60s. Northwest winds 10 to 15 mph. Chance of rain 50 percent.
Tuesday Night
Mostly cloudy. A slight chance of showers after midnight. Cooler with lows around 50. North winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent.
Wednesday
Partly sunny. Highs in the upper 60s. Northeast winds around 10 mph with gusts up to 20 mph.
Wednesday Night
Mostly cloudy. Lows in the lower 50s. Northeast winds 5 to 10 mph.
Thursday
Mostly cloudy. A chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs around 70. Chance of rain 50 percent.
Thursday Night
A chance of thunderstorms. Showers. Lows in the upper 50s. Chance of rain 90 percent.
Friday
A chance of thunderstorms. Showers likely, mainly in the morning. Highs in the mid 70s. Chance of rain 60 percent.
Friday Night
Mostly cloudy. A chance of showers and thunderstorms in the evening. Lows in the upper 50s. Chance of rain 40 percent.
Saturday
Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 70s.
Saturday Night
A chance of showers in the evening. Mostly cloudy. Lows in the upper 50s. Chance of rain 30 percent.
Sunday Through Memorial Day
Mostly cloudy. Highs in the mid 80s. Lows in the lower 60s.



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655 PM CDT Mon May 18 2026
 
 

Additional Resources

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Link to Local Radar Data Link to Satellite Data

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National Digital Forecast Database