National Weather Service Forecast for: Ottumwa IA
Issued by: National Weather Service Des Moines, IA
Updated: 2:04 pm CDT Jun 9, 2025
 
This
Afternoon
This Afternoon: Mostly sunny, with a high near 73. Northwest wind around 14 mph, with gusts as high as 18 mph.
Mostly Sunny

Tonight

Tonight: Partly cloudy, with a low around 54. West wind 5 to 10 mph.
Partly Cloudy

Tuesday

Tuesday: Sunny, with a high near 84. West wind 5 to 8 mph.
Sunny

Tuesday
Night
Tuesday Night: Clear, with a low around 60. South southwest wind around 6 mph.
Clear

Wednesday

Wednesday: Sunny, with a high near 92. South southwest wind 7 to 10 mph.
Sunny

Wednesday
Night
Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers.  Partly cloudy, with a low around 67. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms then
Chance
Showers
Thursday

Thursday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 87.
Mostly Sunny
then Chance
Showers
Thursday
Night
Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Chance
T-storms

Friday

Friday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 84. Chance of precipitation is 50%.
Chance
Showers then
Chance
T-storms
Hi 73 °F Lo 54 °F Hi 84 °F Lo 60 °F Hi 92 °F Lo 67 °F Hi 87 °F Lo 67 °F Hi 84 °F

Hazardous Weather Outlook
 

This Afternoon
 
Mostly sunny, with a high near 73. Northwest wind around 14 mph, with gusts as high as 18 mph.
Tonight
 
Partly cloudy, with a low around 54. West wind 5 to 10 mph.
Tuesday
 
Sunny, with a high near 84. West wind 5 to 8 mph.
Tuesday Night
 
Clear, with a low around 60. South southwest wind around 6 mph.
Wednesday
 
Sunny, with a high near 92. South southwest wind 7 to 10 mph.
Wednesday Night
 
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
 
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87.
Thursday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Friday
 
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Friday Night
 
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Saturday
 
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Saturday Night
 
Mostly cloudy, with a low around 66.
Sunday
 
Partly sunny, with a high near 85.

 

Forecast from NOAA-NWS for Ottumwa IA.