Hourly Weather Forecast - Greenwich, NY

4 AM
28°F
20%
2mph
SW
Cloudy
Humidity
75%
Feels like
28°F
Dew Point
21°F
5 AM
27°F
30%
3mph
SW
30% Chance of Snow
Humidity
77%
Feels like
27°F
Dew Point
21°F
6 AM
26°F
70%
3mph
WSW
70% Chance of Flurries
Humidity
75%
Feels like
22°F
Dew Point
19°F
7 AM
25°F
10%
3mph
W
Mostly Cloudy
Humidity
73%
Feels like
21°F
Dew Point
18°F
7:17 AM
8 AM
25°F
30%
3mph
WNW
30% Chance of Flurries
Humidity
75%
Feels like
25°F
Dew Point
18°F
9 AM
26°F
30%
3mph
WNW
30% Chance of Snow
Humidity
72%
Feels like
21°F
Dew Point
18°F
10 AM
26°F
30%
4mph
NW
30% Chance of Snow
Humidity
68%
Feels like
21°F
Dew Point
17°F
11 AM
26°F
10%
5mph
NNW
Cloudy
Humidity
65%
Feels like
20°F
Dew Point
16°F
12 PM
26°F
30%
5mph
NNW
30% Chance of Snow
Humidity
65%
Feels like
20°F
Dew Point
16°F
1 PM
26°F
10%
6mph
NNW
Mostly Cloudy
Humidity
63%
Feels like
19°F
Dew Point
15°F
2 PM
25°F
10%
6mph
N
Partly Cloudy
Humidity
65%
Feels like
18°F
Dew Point
15°F
3 PM
24°F
30%
6mph
N
30% Chance Snow Showers
Humidity
65%
Feels like
16°F
Dew Point
14°F
4 PM
23°F
30%
7mph
N
30% Chance Snow Showers
Humidity
67%
Feels like
14°F
Dew Point
13°F
4:19 PM
5 PM
22°F
10%
7mph
N
Partly Cloudy
Humidity
68%
Feels like
13°F
Dew Point
13°F
6 PM
20°F
0%
7mph
NNW
Partly Cloudy
Humidity
71%
Feels like
11°F
Dew Point
12°F
7 PM
19°F
30%
7mph
NNW
30% Chance of Snow
Humidity
69%
Feels like
9°F
Dew Point
10°F
8 PM
16°F
0%
6mph
NNW
Mostly Clear
Humidity
65%
Feels like
7°F
Dew Point
7°F
9 PM
14°F
0%
6mph
NNW
Mostly Clear
Humidity
63%
Feels like
5°F
Dew Point
4°F
10 PM
11°F
0%
5mph
NNW
Clear
Humidity
63%
Feels like
3°F
Dew Point
1°F
11 PM
10°F
0%
4mph
NNW
Clear
Humidity
65%
Feels like
2°F
Dew Point
0°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday evening.

Snow Spreads Across the Ohio Valley into the Mid-Atlantic

Sunday Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

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