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August 15th, 2026 :: 8:04 am CDT   

Local Weather Report for
Storm Lake
Iowa, United States

 Storm Lake Weather Forecast Summary  
 
Today
Aug 15th
Sunday
Aug 16th
Monday
Aug 17th
Tuesday
Aug 18th
Wednesday
Aug 19th
Mix of Cloud and Sun Mostly Sunny Mostly Sunny Thundershowers Mix of Sun and Cloud
81°F
80°F
63°F
86°F
63°F
83°F
62°F
78°F
60°F
 
 Storm Lake Detailed Weather Forecast  
 
Saturday, August 15th, 2026
Morning Temperature: 72°F
A mix of cloud and sun. Slight chance of a thunderstorm.
Afternoon Temperature: 79°F
Mostly cloudy with a chance of showers or thundershowers.
Evening Temperature: 75°F
Mostly clear with a chance of showers or thundershowers.
Sunday, August 16th, 2026
Overnight Temperature: 69°F
Mostly clear. Windy at times.
Morning Temperature: 67°F
Mostly sunny. Windy at times.
Afternoon Temperature: 79°F
Mostly sunny. Windy at times.
Evening Temperature: 72°F
Clear.
Monday, August 17th, 2026
Overnight Temperature: 63°F
Clear.
Morning Temperature: 69°F
Sunny.
Afternoon Temperature: 84°F
Sunny. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 74°F
A mix of cloudy and clear skies with a chance of showers or thundershowers. Windy at times.
Tuesday, August 18th, 2026
Overnight Temperature: 67°F
A mix of cloudy and clear skies with a chance of showers. Windy at times.
Morning Temperature: 71°F
A mix of cloud and sun. Slight chance of a thunderstorm.
Afternoon Temperature: 81°F
A mix of cloud and sun with a slight chance of showers or thundershowers.
Evening Temperature: 63°F
Clear with cloudy periods with periods of rain. Windy.
Wednesday, August 19th, 2026
Overnight Temperature: 63°F
A mix of clear and cloudy skies.
Morning Temperature: 63°F
A mix of cloud and sun.
Afternoon Temperature: 76°F
Sunny with cloudy periods. Slight chance of a thunderstorm.
Evening Temperature: 71°F
Clear with cloudy periods. Chance of a thunderstorm.
Thursday, August 20th, 2026
Overnight Temperature: 65°F
Mostly clear. Slight chance of a thunderstorm.
Morning Temperature: 68°F
Mostly cloudy. Chance of a thunderstorm.
Afternoon Temperature: 76°F
A mix of cloud and sun with a chance of showers or thundershowers.
Evening Temperature: 70°F
Clear with showers likely. Chance of a thunderstorm.
Friday, August 21st, 2026
Overnight Temperature: 65°F
Clear with a chance of showers.
Morning Temperature: 67°F
Mostly sunny with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 81°F
Mostly sunny with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 74°F
Mostly clear. Chance of a thunderstorm.
Saturday, August 22nd, 2026
Overnight Temperature: 65°F
Mostly clear.
Morning Temperature: 70°F
Sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 84°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 77°F
Clear. Chance of a thunderstorm. Windy at times.
Sunday, August 23rd, 2026
Overnight Temperature: 70°F
Mostly clear. Windy at times.
Morning Temperature: 74°F
Sunny. Windy at times.
Afternoon Temperature: 90°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 81°F
A mix of clear and cloudy skies. Chance of a thunderstorm.





 

  [ Local Weather Report ]
Lakeside, IA 
 
Alta, IA 
 
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6:55 AM  72°F
mist
 
Spencer, IA 
6:53 AM  72°F
Overcast
 
Denison, IA 
6:55 AM  73°F
mist
 
Emmetsburg, IA 
 
Carroll, IA 
6:55 AM  73°F
moderate fog
 
Alton, IA 
 
Orange City, IA 
 
Le Mars, IA 
6:55 AM  72°F
mist

 
This WeatherCity Weather Forecast for Storm Lake, Iowa, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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