Hourly Weather Forecast - Greendale, WI

12 AM
44°F
10%
8mph
W
Cloudy
Humidity
88%
Feels like
40°F
Dew Point
41°F
1 AM
44°F
10%
8mph
WNW
Cloudy
Humidity
89%
Feels like
39°F
Dew Point
41°F
2 AM
43°F
10%
9mph
WNW
Cloudy
Humidity
89%
Feels like
38°F
Dew Point
40°F
3 AM
42°F
10%
10mph
WNW
Cloudy
Humidity
89%
Feels like
37°F
Dew Point
40°F
4 AM
42°F
10%
10mph
WNW
Cloudy
Humidity
90%
Feels like
36°F
Dew Point
39°F
5 AM
41°F
10%
10mph
WNW
Cloudy
Humidity
90%
Feels like
35°F
Dew Point
38°F
6 AM
41°F
10%
10mph
NW
Cloudy
Humidity
89%
Feels like
34°F
Dew Point
38°F
7 AM
41°F
10%
10mph
NW
Cloudy
Humidity
88%
Feels like
35°F
Dew Point
37°F
7:21 AM
8 AM
42°F
20%
10mph
NW
Cloudy
Humidity
84%
Feels like
36°F
Dew Point
37°F
9 AM
42°F
10%
10mph
NW
Cloudy
Humidity
81%
Feels like
37°F
Dew Point
37°F
10 AM
43°F
10%
10mph
NNW
Cloudy
Humidity
79%
Feels like
38°F
Dew Point
37°F
11 AM
44°F
10%
10mph
NNW
Mostly Cloudy
Humidity
77%
Feels like
39°F
Dew Point
37°F
12 PM
45°F
10%
9mph
N
Mostly Cloudy
Humidity
76%
Feels like
40°F
Dew Point
38°F
1 PM
46°F
10%
9mph
N
Mostly Cloudy
Humidity
76%
Feels like
42°F
Dew Point
39°F
2 PM
47°F
20%
8mph
N
Mostly Cloudy
Humidity
76%
Feels like
44°F
Dew Point
40°F
3 PM
48°F
20%
7mph
N
Mostly Cloudy
Humidity
78%
Feels like
45°F
Dew Point
42°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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