| National Weather Service Forecast for:
Ottumwa IA Issued by: National Weather Service Des Moines, IA |
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| Updated: 3:37 am CDT Jun 22, 2026 | ||||||||||||||||||
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| Today |
Mostly sunny, with a high near 77. Northeast wind 5 to 7 mph. |
| Tonight |
Mostly clear, with a low around 56. Light north wind. |
| Tuesday |
Increasing clouds, with a high near 79. Calm wind becoming south southeast around 6 mph in the afternoon. |
| Tuesday Night |
A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 61. Southeast wind 3 to 5 mph. Chance of precipitation is 20%. |
| Wednesday |
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 82. Light and variable wind becoming west northwest 5 to 7 mph in the morning. |
| Wednesday Night |
Partly cloudy, with a low around 60. |
| Thursday |
Mostly sunny, with a high near 79. |
| Thursday Night |
Partly cloudy, with a low around 58. |
| Friday |
Mostly sunny, with a high near 80. |
| Friday Night |
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 63. |
| Saturday |
Partly sunny, with a high near 84. |
| Saturday Night |
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. |
| Sunday |
Mostly sunny, with a high near 90. Breezy. |
Forecast from NOAA-NWS for Ottumwa IA.
