National Weather Service Forecast for: Oskaloosa IA
Issued by: National Weather Service Des Moines, IA
Updated: 5:17 am CDT Jun 22, 2026
 
Today

Today: Mostly sunny, with a high near 77. Northeast wind 5 to 7 mph.
Mostly Sunny

 Tonight

Tonight: Partly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm in the evening.
Partly Cloudy

 Tuesday

Tuesday: Increasing clouds, with a high near 79. Calm wind becoming south 5 to 7 mph in the afternoon.
Increasing
Clouds
 Tuesday
Night
Tuesday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 61. South southeast wind 3 to 5 mph.
Partly Cloudy
then Chance
T-storms
 Wednesday

Wednesday: A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly sunny, with a high near 82. West northwest wind 5 to 8 mph.
Chance
T-storms
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 59.
Partly Cloudy

 Thursday

Thursday: Mostly sunny, with a high near 78.
Mostly Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 58.
Mostly Clear

 Friday

Friday: Mostly sunny, with a high near 79.
Mostly Sunny
Hi 77 °F Lo 56 °F Hi 79 °F Lo 61 °F Hi 82 °F Lo 59 °F Hi 78 °F Lo 58 °F Hi 79 °F

 

Today
 
 Mostly sunny, with a high near 77. Northeast wind 5 to 7 mph.
Tonight
 
 Partly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
 
 Increasing clouds, with a high near 79. Calm wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
 
 A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 61. South southeast wind 3 to 5 mph.
Wednesday
 
 A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly sunny, with a high near 82. West northwest wind 5 to 8 mph.
Wednesday Night
 
 Partly cloudy, with a low around 59.
Thursday
 
 Mostly sunny, with a high near 78.
Thursday Night
 
 Mostly clear, with a low around 58.
Friday
 
 Mostly sunny, with a high near 79.
Friday Night
 
 Mostly cloudy, with a low around 62.
Saturday
 
 Mostly 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 91. Breezy.

 

Forecast from NOAA-NWS for Oskaloosa IA.