Hazardous Weather Conditions
Current conditions at
Storm Lake (KSLB)
Lat: 42.6°NLon: 95.23°WElev: 1489ft.
Fair
10°F
-12°C
| Humidity | 72% |
| Wind Speed | S 13 mph |
| Barometer | 30.08 in |
| Dewpoint | 3°F (-16°C) |
| Visibility | 10.00 mi |
| Wind Chill | -5°F (-21°C) |
| Last update | 17 Mar 10:35 am CDT |
Extended Forecast for
Marathon IA
Today
High: 24 °F
Cloudy then
SnowTonight
Low: 23 °F⇑
Chance Wintry
Mix and
Patchy
Blowing Snow
then Partly
CloudyWednesday

High: 51 °F
Increasing
CloudsWednesday Night

Low: 33 °F
Decreasing
CloudsThursday

High: 58 °F
Sunny
Thursday Night

Low: 41 °F
Partly Cloudy
Friday

High: 69 °F
Mostly Sunny
Friday Night

Low: 42 °F
Partly Cloudy
Saturday
High: 74 °F
Sunny then
Mostly Sunny
and Breezy
Detailed Forecast
Today
Snow, mainly after 2pm. High near 24. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.
Tonight
A chance of snow and freezing rain before 9pm, then a chance of flurries between 9pm and 10pm. Patchy blowing snow before 7pm. Cloudy during the early evening, then gradual clearing, with a temperature rising to around 27 by 5am. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Wednesday
Increasing clouds, with a high near 51. West northwest wind around 10 mph.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 33. South southwest wind around 10 mph.
Thursday
Sunny, with a high near 58. North northwest wind around 10 mph.
Thursday Night
Partly cloudy, with a low around 41. North northwest wind 5 to 10 mph becoming south southwest in the evening.
Friday
Mostly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 74. Breezy.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 54. Breezy.
Sunday Night
Mostly cloudy, with a low around 28.
Monday
Partly sunny, with a high near 47. Breezy.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Marathon IA
42.85°N 94.97°W (Elev. 1375 ft)
42.85°N 94.97°W (Elev. 1375 ft)
8:33 am CDT Mar 17, 2026
10am CDT Mar 17, 2026-6pm CDT Mar 23, 2026



