Hourly Weather Forecast - Altoona, WI

4 AM
22°F
10%
3mph
SW
Cloudy
Humidity
98%
Feels like
22°F
Dew Point
21°F
5 AM
23°F
0%
3mph
WSW
Foggy
Humidity
99%
Feels like
23°F
Dew Point
23°F
6 AM
24°F
0%
2mph
W
Foggy
Humidity
100%
Feels like
24°F
Dew Point
24°F
7 AM
24°F
0%
2mph
W
Cloudy
Humidity
97%
Feels like
24°F
Dew Point
24°F
7:31 AM
8 AM
25°F
0%
2mph
W
Cloudy
Humidity
96%
Feels like
25°F
Dew Point
24°F
9 AM
25°F
0%
2mph
W
Cloudy
Humidity
94%
Feels like
25°F
Dew Point
24°F
10 AM
26°F
0%
1mph
W
Cloudy
Humidity
93%
Feels like
26°F
Dew Point
24°F
11 AM
26°F
0%
1mph
W
Cloudy
Humidity
92%
Feels like
26°F
Dew Point
24°F
12 PM
26°F
10%
0mph
SW
Cloudy
Humidity
91%
Feels like
26°F
Dew Point
24°F
1 PM
27°F
10%
0mph
SSW
Cloudy
Humidity
91%
Feels like
27°F
Dew Point
24°F
2 PM
27°F
10%
1mph
S
Cloudy
Humidity
91%
Feels like
27°F
Dew Point
25°F
3 PM
27°F
30%
2mph
SSE
30% Chance of Snow
Humidity
92%
Feels like
27°F
Dew Point
25°F
4 PM
28°F
70%
3mph
SE
70% Chance of Snow
Humidity
94%
Feels like
28°F
Dew Point
26°F
4:24 PM
5 PM
28°F
90%
4mph
SE
Sleet
Humidity
95%
Feels like
24°F
Dew Point
27°F
6 PM
28°F
90%
5mph
SE
Snow
Humidity
97%
Feels like
23°F
Dew Point
28°F
7 PM
29°F
90%
5mph
SSE
Snow
Humidity
97%
Feels like
24°F
Dew Point
28°F
8 PM
29°F
80%
4mph
S
80% Chance of Heavy Snow
Humidity
97%
Feels like
25°F
Dew Point
29°F
9 PM
30°F
70%
4mph
SSW
70% Chance Frozen Mix
Humidity
98%
Feels like
26°F
Dew Point
29°F
10 PM
30°F
60%
3mph
WSW
60% Chance Frozen Mix
Humidity
99%
Feels like
26°F
Dew Point
29°F
11 PM
29°F
50%
3mph
WNW
50% Chance of Snow
Humidity
100%
Feels like
26°F
Dew Point
29°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy, Flooding Rain Impacts the Northwest

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide