Little Sioux, IA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Little Sioux, IA in one place.
Sunny, with a high near 66. West northwest wind 3 to 9 mph, with gusts as high as 16 mph.
Local Weather Overview
This forecast page for Little Sioux, IA 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: Apr 16, 2026 8:52 AM CDT.
The active forecast window currently covers Apr 19 to Apr 22, 2026 for Little Sioux, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 19 to Apr 22, 2026
- Latest sync
- Apr 16, 2026 8:52 AM CDT
- Forecast office
- OAX
- Source
- NOAA / NWS
Daily Outlook
This Week in Little Sioux
Tuesday looks like the warmest upcoming period in Little Sioux at 78 degrees F.
Sunday Night is the coolest period ahead with temperatures near 40 degrees F.
The strongest winds are forecast for Monday at about 10 to 20 mph SSE.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 16, 2026 8:52 AM CDT
- Coverage
- 4 days
- Time zone
- America/Chicago
- Forecast office
- OAX
- Radar station
- KOAX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 40. East wind around 10 mph, with gusts as high as 17 mph.
Sunny, with a high near 76. South southeast wind 10 to 20 mph, with gusts as high as 29 mph.
Mostly clear, with a low around 50. South wind 13 to 17 mph, with gusts as high as 26 mph.
Sunny, with a high near 78. South southwest wind 12 to 17 mph, with gusts as high as 25 mph.
Mostly clear, with a low around 51. South wind 10 to 15 mph, with gusts as high as 22 mph.
A slight chance of rain showers after 1pm. Sunny, with a high near 77. South southeast wind 10 to 20 mph, with gusts as high as 28 mph.
A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 52. South southeast wind 13 to 17 mph, with gusts as high as 25 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Apr 19
|
Sunny
|
66°F |
3 to 9 mph
WNW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
40°F |
10 mph
E
|
|
Monday
Apr 20
|
Sunny
|
76°F |
10 to 20 mph
SSE
|
|
Monday Night
Apr 20
|
Mostly Clear
|
50°F |
13 to 17 mph
S
|
|
Tuesday
Apr 21
|
Sunny
|
78°F |
12 to 17 mph
SSW
|
|
Tuesday Night
Apr 21
|
Mostly Clear
|
51°F |
10 to 15 mph
S
|
|
Wednesday
Apr 22
|
Sunny then Slight Chance Rain Showers
|
77°F |
10 to 20 mph
SSE
|
|
Wednesday Night
Apr 22
|
Chance Showers And Thunderstorms
|
52°F |
13 to 17 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Little Sioux.