Hourly Weather Forecast - Old Greenwich, CT

12 AM
29°F
30%
4mph
WSW
30% Chance Snow Showers
Humidity
65%
Feels like
25°F
Dew Point
19°F
1 AM
29°F
30%
4mph
WSW
30% Chance Snow Showers
Humidity
64%
Feels like
25°F
Dew Point
19°F
2 AM
29°F
30%
4mph
WSW
30% Chance Snow Showers
Humidity
67%
Feels like
25°F
Dew Point
20°F
3 AM
29°F
30%
4mph
WSW
30% Chance Snow Showers
Humidity
70%
Feels like
25°F
Dew Point
21°F
4 AM
29°F
30%
4mph
W
30% Chance Snow Showers
Humidity
73%
Feels like
25°F
Dew Point
22°F
5 AM
30°F
30%
4mph
W
30% Chance Snow Showers
Humidity
75%
Feels like
25°F
Dew Point
23°F
6 AM
30°F
30%
4mph
W
30% Chance Snow Showers
Humidity
75%
Feels like
26°F
Dew Point
24°F
7 AM
31°F
30%
5mph
W
30% Chance Snow Showers
Humidity
76%
Feels like
27°F
Dew Point
25°F
7:10 AM
8 AM
33°F
30%
8mph
W
30% Chance Snow Showers
Humidity
70%
Feels like
26°F
Dew Point
24°F
9 AM
34°F
30%
9mph
W
30% Chance Snow Showers
Humidity
68%
Feels like
26°F
Dew Point
24°F
10 AM
35°F
30%
11mph
W
30% Chance Snow Showers
Humidity
64%
Feels like
27°F
Dew Point
24°F
11 AM
35°F
30%
12mph
W
30% Chance Snow Showers
Humidity
59%
Feels like
27°F
Dew Point
22°F
12 PM
35°F
20%
13mph
W
Partly Cloudy
Humidity
54%
Feels like
26°F
Dew Point
20°F
1 PM
34°F
30%
13mph
W
30% Chance Snow Showers
Humidity
51%
Feels like
25°F
Dew Point
18°F
2 PM
33°F
30%
14mph
W
30% Chance of Snow
Humidity
48%
Feels like
23°F
Dew Point
15°F
3 PM
31°F
30%
15mph
W
30% Chance of Snow
Humidity
46%
Feels like
20°F
Dew Point
12°F
4 PM
29°F
30%
15mph
W
30% Chance of Snow
Humidity
46%
Feels like
18°F
Dew Point
11°F
4:26 PM
5 PM
28°F
30%
14mph
W
30% Chance of Flurries
Humidity
50%
Feels like
17°F
Dew Point
12°F
6 PM
27°F
20%
13mph
W
Partly Cloudy
Humidity
51%
Feels like
15°F
Dew Point
11°F
7 PM
25°F
20%
13mph
W
Partly Cloudy
Humidity
53%
Feels like
14°F
Dew Point
11°F
8 PM
24°F
10%
12mph
W
Partly Cloudy
Humidity
56%
Feels like
13°F
Dew Point
11°F
9 PM
24°F
10%
12mph
WNW
Partly Cloudy
Humidity
58%
Feels like
13°F
Dew Point
11°F
10 PM
24°F
10%
12mph
WNW
Partly Cloudy
Humidity
55%
Feels like
13°F
Dew Point
10°F

Snowfall forecast for Monday

Snow To Spread Across Appalachians Into Mid-Atlantic

A winter system will bring snow from the southern Appalachians to Mid-Atlantic on Monday.

Monday's Weather Outlook

Monday'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)

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Image courtesy of PeakPX.

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Today's National Outlook

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Snow & Ski Forecast

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