Hourly Weather Forecast - Merrimac, WI

12 AM
22°F
10%
4mph
S
Cloudy
Humidity
69%
Feels like
16°F
Dew Point
13°F
1 AM
23°F
10%
4mph
S
Cloudy
Humidity
68%
Feels like
18°F
Dew Point
15°F
2 AM
24°F
30%
5mph
S
30 % Chance of Heavy Snow
Humidity
68%
Feels like
18°F
Dew Point
15°F
3 AM
24°F
30%
5mph
S
30 % Chance of Heavy Snow
Humidity
69%
Feels like
18°F
Dew Point
15°F
4 AM
24°F
40%
6mph
S
40% Chance of Flurries
Humidity
69%
Feels like
17°F
Dew Point
15°F
5 AM
24°F
40%
6mph
S
40% Chance of Flurries
Humidity
70%
Feels like
17°F
Dew Point
15°F
6 AM
24°F
30%
6mph
S
30% Chance of Flurries
Humidity
71%
Feels like
17°F
Dew Point
16°F
7 AM
25°F
20%
6mph
S
Mostly Cloudy
Humidity
70%
Feels like
17°F
Dew Point
17°F
7:28 AM
8 AM
27°F
10%
7mph
S
Mostly Cloudy
Humidity
67%
Feels like
19°F
Dew Point
17°F
9 AM
29°F
10%
8mph
S
Mostly Cloudy
Humidity
64%
Feels like
21°F
Dew Point
18°F
10 AM
31°F
20%
8mph
S
Mostly Cloudy
Humidity
61%
Feels like
24°F
Dew Point
19°F
11 AM
33°F
20%
9mph
S
Mostly Cloudy
Humidity
58%
Feels like
26°F
Dew Point
20°F
12 PM
35°F
20%
10mph
S
Mostly Cloudy
Humidity
56%
Feels like
28°F
Dew Point
21°F
1 PM
36°F
10%
10mph
S
Partly Cloudy
Humidity
56%
Feels like
29°F
Dew Point
22°F
2 PM
36°F
10%
10mph
S
Partly Cloudy
Humidity
57%
Feels like
29°F
Dew Point
22°F
3 PM
36°F
10%
10mph
S
Partly Cloudy
Humidity
59%
Feels like
29°F
Dew Point
23°F
4 PM
36°F
10%
9mph
S
Mostly Sunny
Humidity
61%
Feels like
29°F
Dew Point
24°F
4:26 PM
5 PM
35°F
10%
8mph
S
Mostly Clear
Humidity
64%
Feels like
29°F
Dew Point
24°F
6 PM
35°F
10%
7mph
S
Mostly Clear
Humidity
66%
Feels like
29°F
Dew Point
25°F
7 PM
35°F
10%
7mph
S
Mostly Clear
Humidity
68%
Feels like
29°F
Dew Point
25°F
8 PM
34°F
10%
7mph
S
Partly Cloudy
Humidity
70%
Feels like
28°F
Dew Point
26°F
9 PM
34°F
10%
7mph
S
Partly Cloudy
Humidity
72%
Feels like
28°F
Dew Point
26°F
10 PM
33°F
10%
7mph
SSW
Partly Cloudy
Humidity
75%
Feels like
27°F
Dew Point
26°F
11 PM
33°F
10%
7mph
SSW
Partly Cloudy
Humidity
77%
Feels like
27°F
Dew Point
27°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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