Hourly Weather Forecast - Altoona, IA

12 AM
30°F
0%
7mph
SSW
Cloudy
Humidity
68%
Feels like
23°F
Dew Point
21°F
1 AM
30°F
0%
7mph
WSW
Mostly Cloudy
Humidity
68%
Feels like
23°F
Dew Point
20°F
2 AM
29°F
0%
6mph
NW
Partly Cloudy
Humidity
67%
Feels like
23°F
Dew Point
20°F

Snow and Ice Forecast Through Monday

Heavy Snow and Icing from Midwest to New England

A winter storm will deliver snow and significant icing from the Midwest to New England.

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A frame from an automated video of a tornado and its mesocyclone that derailed multiple train cars near Enderlin, North Dakota and destroyed multiple homes on June 20, 2025. (ChrisWx via Wikimedia Commons)

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