Hourly Weather Forecast - Hartland, WI

5 AM
23°F
10%
9mph
SSW
Cloudy
Humidity
90%
Feels like
13°F
Dew Point
20°F
6 AM
24°F
10%
9mph
SW
Cloudy
Humidity
90%
Feels like
14°F
Dew Point
21°F
7 AM
25°F
10%
9mph
SW
Cloudy
Humidity
88%
Feels like
16°F
Dew Point
22°F
7:13 AM
8 AM
26°F
10%
9mph
WSW
Cloudy
Humidity
88%
Feels like
18°F
Dew Point
23°F
9 AM
28°F
10%
8mph
WSW
Cloudy
Humidity
89%
Feels like
20°F
Dew Point
25°F
10 AM
29°F
10%
8mph
WSW
Cloudy
Humidity
88%
Feels like
21°F
Dew Point
26°F
11 AM
29°F
10%
7mph
WSW
Cloudy
Humidity
84%
Feels like
22°F
Dew Point
25°F
12 PM
30°F
0%
7mph
W
Cloudy
Humidity
81%
Feels like
23°F
Dew Point
25°F
1 PM
30°F
0%
6mph
WSW
Cloudy
Humidity
82%
Feels like
24°F
Dew Point
25°F
2 PM
30°F
10%
5mph
WSW
Cloudy
Humidity
81%
Feels like
25°F
Dew Point
25°F
3 PM
30°F
10%
4mph
WSW
Cloudy
Humidity
82%
Feels like
26°F
Dew Point
26°F
4 PM
30°F
20%
3mph
SW
Cloudy
Humidity
86%
Feels like
27°F
Dew Point
27°F
4:18 PM
5 PM
30°F
30%
4mph
SSW
30% Chance of Snow
Humidity
89%
Feels like
27°F
Dew Point
28°F
6 PM
30°F
50%
4mph
S
50% Chance of Heavy Snow
Humidity
90%
Feels like
26°F
Dew Point
28°F
7 PM
31°F
70%
5mph
S
70% Chance Frozen Mix
Humidity
93%
Feels like
26°F
Dew Point
29°F
8 PM
32°F
90%
6mph
S
Snow
Humidity
94%
Feels like
26°F
Dew Point
30°F
9 PM
33°F
80%
7mph
S
80% Chance Frozen Mix
Humidity
94%
Feels like
26°F
Dew Point
31°F
10 PM
33°F
70%
7mph
S
70% Chance Frozen Mix
Humidity
94%
Feels like
27°F
Dew Point
32°F
11 PM
34°F
60%
7mph
SW
60% Chance of Light Rain
Humidity
94%
Feels like
27°F
Dew Point
32°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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Traffic Cameras

Weather Cameras

Outdoor Sports Guide