Hazardous Weather Conditions
Current conditions at
Ottumwa Regional Airport (KOTM)
Lat: 41.1°NLon: 92.44°WElev: 830ft.
Fair
23°F
-5°C
| Humidity | 46% |
| Wind Speed | Vrbl 6 mph |
| Barometer | 30.49 in (1034.3 mb) |
| Dewpoint | 5°F (-15°C) |
| Visibility | 10.00 mi |
| Wind Chill | 16°F (-9°C) |
| Last update | 31 Jan 1:53 pm CST |
Extended Forecast for
Rathbun IA
This Afternoon

High: 24 °F
Sunny
Tonight

Low: 10 °F
Increasing
CloudsSunday
High: 30 °F
Chance Wintry
Mix then
Slight Chance
SnowSunday Night

Low: 21 °F
Mostly Cloudy
Monday

High: 36 °F
Partly Sunny
Monday Night

Low: 18 °F
Mostly Cloudy
Tuesday

High: 29 °F
Partly Sunny
Tuesday Night

Low: 12 °F
Partly Cloudy
Wednesday

High: 31 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 24. Calm wind becoming west around 5 mph.
Tonight
Increasing clouds, with a low around 10. Wind chill values as low as -5. Light south southwest wind increasing to 6 to 11 mph after midnight. Winds could gust as high as 20 mph.
Sunday
A chance of snow and freezing rain before noon, then a slight chance of snow between noon and 2pm. Cloudy, with a high near 30. Wind chill values as low as zero. South southwest wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Sunday Night
Mostly cloudy, with a low around 21. West wind around 6 mph.
Monday
Partly sunny, with a high near 36. North northwest wind 3 to 5 mph.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Partly sunny, with a high near 29.
Tuesday Night
Partly cloudy, with a low around 12.
Wednesday
Mostly sunny, with a high near 31.
Wednesday Night
Partly cloudy, with a low around 18.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 43. Breezy.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Rathbun IA
40.81°N 92.88°W
40.81°N 92.88°W
2:17 pm CST Jan 31, 2026
2pm CST Jan 31, 2026-6pm CST Feb 6, 2026



