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

Tropical Storm and Storm Surge Warnings for the North Carolina Outer Banks; Heat Building in the West

Storm surge flooding and tropical storm conditions are expected in the Outer Banks beginning late Wednesday. Tropical Storm and Storm Surge Warnings are in effect. Tropical storm conditions are possible along the eastern shore of Virginia Thursday. Hurricane Erin will continue to produce life-threatening surf and rip currents along much of the east coast of the U.S. this week. Read More >

Hazardous Weather Conditions

Current conditions at

Storm Lake (KSLB)

Lat: 42.6°NLon: 95.23°WElev: 1489ft.

Partly Cloudy

70°F

21°C

Humidity 100%
Wind Speed NW 5 mph
Barometer 30.14 in
Dewpoint 70°F (21°C)
Visibility 7.00 mi
Last update 20 Aug 4:55 am CDT
Extended Forecast for

Sac City IA

  • Today

    Today: A slight chance of showers and thunderstorms between noon and 1pm. Patchy fog before 9am. Otherwise, sunny, with a high near 84. North northeast wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 84 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 64. East northeast wind 3 to 6 mph.

    Low: 64 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 82. Southeast wind 3 to 6 mph.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. Southeast wind around 6 mph.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. South wind 5 to 7 mph becoming north northwest in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms between noon and 1pm. Patchy fog before 9am. Otherwise, sunny, with a high near 84. North northeast wind 3 to 6 mph. Chance of precipitation is 20%.
Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 64. East northeast wind 3 to 6 mph.
Thursday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 82. Southeast wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 62. Southeast wind around 6 mph.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. South wind 5 to 7 mph becoming north northwest in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sac City IA
 42.42°N 95°W
Last Update:
4:34 am CDT Aug 20, 2025
Forecast Valid:
5am CDT Aug 20, 2025-6pm CDT Aug 26, 2025
 
Forecast Discussion
 
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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