Cou Falls, IA Weather Forecast
Local 7-day forecast
Patchy Fog then Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Cou Falls, IA in one place.
Patchy fog and a chance of showers and thunderstorms before 7am, then areas of fog and a chance of showers and thunderstorms between 7am and 9am, then patchy fog and a slight chance of showers and thunderstorms between 9am and 11am. Mostly cloudy, with a high near 76. Northeast wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts between 1 and 2 inches possible.
Local Weather Overview
This forecast page for Cou Falls, 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: Sep 17, 2026 8:25 AM CDT.
The active forecast window currently covers Sep 17 to Sep 23, 2026 for Cou Falls, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 17 to Sep 23, 2026
- Latest sync
- Sep 17, 2026 8:25 AM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Cou Falls
Saturday looks like the warmest upcoming period in Cou Falls at 82 degrees F.
Monday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Friday at about 5 to 10 mph E.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 17, 2026 8:25 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- DVN
- Radar station
- KDVN
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 before 5am. Mostly cloudy, with a low around 64. Northeast wind around 5 mph. Chance of precipitation is 20%.
A chance of rain showers before 7am, then showers and thunderstorms between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 77. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 68. Southeast wind 5 to 10 mph. Chance of precipitation is 70%.
Showers and thunderstorms likely before 4pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms likely. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
A chance of rain showers. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
A slight chance of rain showers before 1pm. Mostly cloudy, with a high near 65.
Mostly cloudy, with a low around 54.
Mostly sunny, with a high near 70.
Partly cloudy, with a low around 56.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Sep 17
|
Patchy Fog then Mostly Cloudy
|
76°F |
0 to 5 mph
NE
|
|
Tonight
Sep 17
|
Slight Chance Showers And Thunderstorms
|
64°F |
5 mph
NE
|
|
Friday
Sep 18
|
Showers And Thunderstorms
|
77°F |
5 to 10 mph
E
|
|
Friday Night
Sep 18
|
Chance Showers And Thunderstorms
|
68°F |
5 to 10 mph
SE
|
|
Saturday
Sep 19
|
Showers And Thunderstorms Likely
|
82°F |
5 to 10 mph
SW
|
|
Saturday Night
Sep 19
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
63°F |
5 mph
NW
|
|
Sunday
Sep 20
|
Showers And Thunderstorms Likely
|
68°F |
5 to 10 mph
NE
|
|
Sunday Night
Sep 20
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
57°F |
10 mph
NE
|
|
Monday
Sep 21
|
Showers And Thunderstorms Likely
|
64°F |
10 mph
NE
|
|
Monday Night
Sep 21
|
Chance Rain Showers
|
54°F |
5 to 10 mph
NE
|
|
Tuesday
Sep 22
|
Slight Chance Rain Showers
|
65°F |
10 mph
NE
|
|
Tuesday Night
Sep 22
|
Mostly Cloudy
|
54°F |
0 to 5 mph
NE
|
|
Wednesday
Sep 23
|
Mostly Sunny
|
70°F |
5 mph
E
|
|
Wednesday Night
Sep 23
|
Partly Cloudy
|
56°F |
0 to 5 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cou Falls.