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.

Overcast

63°F

17°C

Humidity 73%
Wind Speed S 6 mph
Barometer 30.17 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 23 Jun 2:35 am CDT
Extended Forecast for

Arthur IA

  • Overnight

    Overnight: Partly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of sprinkles between noon and 1pm, then a slight chance of showers after 1pm. Increasing clouds, with a high near 77. South southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 77 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Partly cloudy, then becoming cloudy toward daybreak, with a low around 60. Southwest wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of sprinkles before 7am. Mostly sunny, with a high near 81. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 81 °F

    Chance
    Sprinkles

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 57. North northwest wind 5 to 10 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 77. Northeast wind around 5 mph.

    High: 77 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. South wind around 5 mph.
Tuesday
A chance of sprinkles between noon and 1pm, then a slight chance of showers after 1pm. Increasing clouds, with a high near 77. South southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, then becoming cloudy toward daybreak, with a low around 60. Southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Wednesday
A chance of sprinkles before 7am. Mostly sunny, with a high near 81. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Increasing clouds, with a low around 57. North northwest wind 5 to 10 mph.
Thursday
Partly sunny, with a high near 77. Northeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 79.
Friday Night
Mostly cloudy, with a low around 62.
Saturday
Partly sunny, with a high near 86.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Sunday
Sunny, with a high near 94. Breezy.
Sunday Night
Mostly clear, with a low around 74. Breezy.
Monday
Sunny, with a high near 94. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arthur IA
 42.33°N 95.35°W (Elev. 1348 ft)
Last Update:
1:33 am CDT Jun 23, 2026
Forecast Valid:
2am CDT Jun 23, 2026-6pm CDT Jun 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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