National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Storm Lake (KSLB)

Lat: 42.6°NLon: 95.23°WElev: 1489ft.

Fair

70°F

21°C

Humidity 46%
Wind Speed NE 7 mph
Barometer 30.06 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 20 Jun 10:15 am CDT
Extended Forecast for

Galva IA

  • Today

    Today: Increasing clouds, with a high near 80. Calm wind becoming north around 5 mph.

    High: 80 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of showers before 1am, then a chance of showers and thunderstorms between 1am and 2am, then showers likely and possibly a thunderstorm after 2am. Cloudy, with a low around 57. East southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 57 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: A 50 percent chance of showers, mainly after 1pm. The rain could be heavy at times. Mostly cloudy, with a high near 70. East wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 70 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 1am. Mostly clear during the early evening, then becoming mostly cloudy, with a low around 53. East northeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 77. North northeast wind around 5 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. East wind around 5 mph becoming south after midnight.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 55.

    Low: 55 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 80. Calm wind becoming north around 5 mph.
Tonight
A chance of showers before 1am, then a chance of showers and thunderstorms between 1am and 2am, then showers likely and possibly a thunderstorm after 2am. Cloudy, with a low around 57. East southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A 50 percent chance of showers, mainly after 1pm. The rain could be heavy at times. Mostly cloudy, with a high near 70. East wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 20 percent chance of showers before 1am. Mostly clear during the early evening, then becoming mostly cloudy, with a low around 53. East northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 77. North northeast wind around 5 mph.
Monday Night
Partly cloudy, with a low around 56. East wind around 5 mph becoming south after midnight.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 55.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 56.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Galva IA
 42.53°N 95.41°W (Elev. 1362 ft)
Last Update:
8:48 am CDT Jun 20, 2026
Forecast Valid:
10am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation