Hazardous Weather Conditions
Current conditions at
Ottumwa Regional Airport (KOTM)
Lat: 41.1°NLon: 92.44°WElev: 830ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
4 Miles SSE Martinsburg IA
Tonight

Low: 59 °F
Chance
ShowersSaturday

High: 82 °F
Sunny
Saturday Night
Low: 59 °F
Mostly Cloudy
then Showers
LikelySunday

High: 72 °F
Heavy Rain
and BreezySunday Night

Low: 55 °F
Chance
Showers and
BreezyMonday

High: 75 °F
Mostly Sunny
Monday Night

Low: 54 °F
Partly Cloudy
Tuesday

High: 77 °F
Mostly Sunny
Tuesday Night

Low: 58 °F
Partly Cloudy
Detailed Forecast
Tonight
A 30 percent chance of showers, mainly between 1am and 2am. Mostly cloudy, with a low around 59. West wind 3 to 5 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 82. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Saturday Night
A slight chance of showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 59. North wind 7 to 10 mph becoming east in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 72. Breezy, with an east wind 15 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.
Sunday Night
A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 55. Breezy, with a north northeast wind 13 to 17 mph, with gusts as high as 25 mph. New precipitation amounts between a quarter and half of an inch possible.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 80.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles SSE Martinsburg IA
41.13°N 92.24°W
41.13°N 92.24°W
7:47 pm CDT Jun 19, 2026
10pm CDT Jun 19, 2026-6pm CDT Jun 26, 2026



