Ottumwa, KS Weather Forecast
Local 7-day forecast
Mostly Clear
Track current conditions, temperature changes, wind, and the full daily outlook for Ottumwa, KS in one place.
Mostly clear, with a low around 67. East wind 0 to 5 mph.
Local Weather Overview
This forecast page for Ottumwa, KS is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 15, 2026 3:30 AM CDT.
The active forecast window currently covers Jul 15 to Jul 21, 2026 for Ottumwa, KS.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 15 to Jul 21, 2026
- Latest sync
- Jul 15, 2026 3:30 AM CDT
- Forecast office
- TOP
- Source
- NOAA / NWS
Daily Outlook
This Week in Ottumwa
Monday looks like the warmest upcoming period in Ottumwa at 99 degrees F.
Overnight is the coolest period ahead with temperatures near 67 degrees F.
The strongest winds are forecast for Thursday Night at about 5 to 10 mph S.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 15, 2026 3:30 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- TOP
- Radar station
- KTWX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms between 1pm and 5pm. Mostly sunny, with a high near 89. East wind 0 to 5 mph. Chance of precipitation is 20%.
Partly cloudy, with a low around 70. South wind 0 to 5 mph.
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Southwest wind 0 to 5 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 71. South wind 5 to 10 mph. Chance of precipitation is 30%.
Sunny, with a high near 92. Southwest wind around 10 mph, with gusts as high as 20 mph.
Mostly clear, with a low around 73. South wind around 10 mph, with gusts as high as 20 mph.
Sunny, with a high near 94. Southwest wind around 10 mph, with gusts as high as 20 mph.
Clear, with a low around 75. South wind around 10 mph.
Sunny, with a high near 96.
Mostly clear, with a low around 76.
Sunny, with a high near 99.
Mostly clear, with a low around 75.
Sunny, with a high near 96.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jul 15
|
Mostly Clear
|
67°F |
0 to 5 mph
E
|
|
Wednesday
Jul 15
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
89°F |
0 to 5 mph
E
|
|
Wednesday Night
Jul 15
|
Partly Cloudy
|
70°F |
0 to 5 mph
S
|
|
Thursday
Jul 16
|
Mostly Sunny then Chance Showers And Thunderstorms
|
89°F |
0 to 5 mph
SW
|
|
Thursday Night
Jul 16
|
Chance Showers And Thunderstorms then Mostly Clear
|
71°F |
5 to 10 mph
S
|
|
Friday
Jul 17
|
Sunny
|
92°F |
10 mph
SW
|
|
Friday Night
Jul 17
|
Mostly Clear
|
73°F |
10 mph
S
|
|
Saturday
Jul 18
|
Sunny
|
94°F |
10 mph
SW
|
|
Saturday Night
Jul 18
|
Clear
|
75°F |
10 mph
S
|
|
Sunday
Jul 19
|
Sunny
|
96°F |
10 mph
SW
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
76°F |
10 mph
S
|
|
Monday
Jul 20
|
Sunny
|
99°F |
10 mph
SW
|
|
Monday Night
Jul 20
|
Mostly Clear
|
75°F |
10 mph
S
|
|
Tuesday
Jul 21
|
Sunny
|
96°F |
10 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Ottumwa.
Nearby forecast pages are not available for this location yet.