Current conditions at
Ottumwa Regional Airport (KOTM)
Lat: 41.1°NLon: 92.44°WElev: 830ft.
Fair
35°F
2°C
| Humidity | 50% |
| Wind Speed | NE 17 mph |
| Barometer | 30.19 in (1023.1 mb) |
| Dewpoint | 18°F (-8°C) |
| Visibility | 10.00 mi |
| Wind Chill | 25°F (-4°C) |
| Last update | 28 Feb 5:53 pm CST |
Extended Forecast for
Ottumwa IA
Tonight

Low: 21 °F
Mostly Clear
Sunday

High: 37 °F
Mostly Cloudy
Sunday Night

Low: 26 °F
Chance Snow
Monday
High: 44 °F
Mostly Cloudy
then Slight
Chance RainMonday Night
Low: 35 °F
Chance Rain
then RainTuesday

High: 50 °F
Rain Likely
Tuesday Night

Low: 39 °F
Mostly Cloudy
Wednesday

High: 57 °F
Slight Chance
T-stormsWednesday Night

Low: 40 °F
Chance Rain
Detailed Forecast
Tonight
Mostly clear, with a low around 21. North northeast wind 8 to 14 mph, with gusts as high as 18 mph.
Sunday
Mostly cloudy, with a high near 37. East northeast wind around 9 mph.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 26. East wind around 7 mph. Little or no snow accumulation expected.
Monday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 44. Southeast wind 7 to 10 mph, with gusts as high as 18 mph.
Monday Night
Rain, mainly after midnight. Low around 35. Southeast wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain likely, with thunderstorms also possible after noon. Cloudy, with a high near 50. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
A 20 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 57.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 40.
Thursday
A 30 percent chance of rain before noon. Mostly cloudy, with a high near 64.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 43.
Friday
Rain likely. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.
Friday Night
Rain likely. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Saturday
A 40 percent chance of rain. Mostly cloudy, with a high near 58.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Ottumwa IA
41.02°N 92.42°W
41.02°N 92.42°W
5:07 pm CST Feb 28, 2026
6pm CST Feb 28, 2026-6pm CST Mar 7, 2026


