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.

Fog

45°F

7°C

Humidity 100%
Wind Speed SE 10 mph
Barometer 29.65 in
Dewpoint 45°F (7°C)
Visibility 0.15 mi
Wind Chill40°F (4°C)
Last update 27 Dec 5:15 pm CST
Extended Forecast for

Galva IA

Wind Advisory December 28, 06:00am until December 29, 12:00am
Dense Fog Advisory December 27, 06:00pm until December 28, 06:00am
Click here for hazard details and duration
Wind Advisory
Dense Fog Advisory

  • Tonight

    Tonight: Widespread dense fog, mainly before midnight. Otherwise, cloudy, with a low around 28. Light and variable wind becoming north 10 to 15 mph after midnight. Winds could gust as high as 25 mph.

    Low: 28 °F

    Dense Fog

  • Sunday

    Sunday: Rain and snow, becoming all snow after 8am. Patchy blowing snow after 8am. Temperature falling to around 13 by 5pm. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of around 2 inches.

    High: 33 °F⇓

    Rain/Snow and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Patchy blowing snow. Mostly cloudy, with a low around 5. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 45 mph.

    Low: 5 °F

    Slight Chance
    Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: Patchy blowing snow before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 16. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 16 °F

    Patchy
    Blowing Snow
    and Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 6. Northwest wind 5 to 10 mph.

    Low: 6 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 33. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 33 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Widespread dense fog, mainly before midnight. Otherwise, cloudy, with a low around 28. Light and variable wind becoming north 10 to 15 mph after midnight. Winds could gust as high as 25 mph.
Sunday
Rain and snow, becoming all snow after 8am. Patchy blowing snow after 8am. Temperature falling to around 13 by 5pm. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of around 2 inches.
Sunday Night
A 20 percent chance of snow before midnight. Patchy blowing snow. Mostly cloudy, with a low around 5. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 45 mph.
Monday
Patchy blowing snow before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 16. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Monday Night
Mostly clear, with a low around 6. Northwest wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 33. West southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 19.
Wednesday
Mostly cloudy, with a high near 30.
Wednesday Night
Mostly cloudy, with a low around 9.
New Year's Day
Mostly sunny, with a high near 20.
Thursday Night
Mostly clear, with a low around 7.
Friday
Sunny, with a high near 25.
Friday Night
Mostly cloudy, with a low around 14.
Saturday
Partly sunny, with a high near 30.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Galva IA
 42.5°N 95.41°W (Elev. 1345 ft)
Last Update:
4:48 pm CST Dec 27, 2025
Forecast Valid:
5pm CST Dec 27, 2025-6pm CST Jan 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation