Hourly Weather Forecast - Petersburg, NY

12 AM
30°F
10%
18mph
S
Cloudy
Humidity
61%
Feels like
19°F
Dew Point
19°F
1 AM
31°F
10%
17mph
S
Cloudy
Humidity
64%
Feels like
19°F
Dew Point
20°F
2 AM
31°F
10%
16mph
S
Cloudy
Humidity
67%
Feels like
19°F
Dew Point
21°F
3 AM
31°F
10%
15mph
S
Cloudy
Humidity
70%
Feels like
20°F
Dew Point
22°F
4 AM
31°F
30%
14mph
S
30 % Chance of Heavy Snow
Humidity
74%
Feels like
21°F
Dew Point
24°F
5 AM
31°F
60%
12mph
SSW
60% Chance Snow Showers
Humidity
77%
Feels like
21°F
Dew Point
24°F
6 AM
30°F
80%
11mph
SSW
80% Chance Snow Showers
Humidity
80%
Feels like
21°F
Dew Point
25°F
7 AM
30°F
40%
10mph
SW
40% Chance Snow Showers
Humidity
82%
Feels like
21°F
Dew Point
25°F
7:20 AM
8 AM
31°F
20%
10mph
SW
Mostly Sunny
Humidity
80%
Feels like
22°F
Dew Point
26°F
9 AM
32°F
10%
12mph
WSW
Mostly Sunny
Humidity
77%
Feels like
23°F
Dew Point
26°F
10 AM
33°F
10%
13mph
WSW
Partly Cloudy
Humidity
74%
Feels like
24°F
Dew Point
26°F
11 AM
33°F
10%
14mph
W
Partly Cloudy
Humidity
71%
Feels like
23°F
Dew Point
25°F
12 PM
32°F
10%
15mph
W
Partly Cloudy
Humidity
68%
Feels like
22°F
Dew Point
23°F
1 PM
31°F
10%
16mph
W
Partly Cloudy
Humidity
66%
Feels like
20°F
Dew Point
21°F
2 PM
29°F
20%
16mph
WNW
Partly Cloudy
Humidity
65%
Feels like
18°F
Dew Point
19°F
3 PM
28°F
30%
16mph
WNW
30% Chance Snow Showers
Humidity
65%
Feels like
15°F
Dew Point
17°F
4 PM
26°F
20%
16mph
WNW
Mostly Cloudy
Humidity
65%
Feels like
13°F
Dew Point
16°F
4:22 PM
5 PM
24°F
10%
16mph
WNW
Mostly Cloudy
Humidity
68%
Feels like
11°F
Dew Point
15°F
6 PM
23°F
10%
16mph
W
Cloudy
Humidity
72%
Feels like
10°F
Dew Point
16°F
7 PM
22°F
10%
16mph
WNW
Cloudy
Humidity
75%
Feels like
9°F
Dew Point
16°F
8 PM
22°F
20%
17mph
WNW
Cloudy
Humidity
76%
Feels like
8°F
Dew Point
15°F
9 PM
21°F
20%
17mph
WNW
Mostly Cloudy
Humidity
76%
Feels like
7°F
Dew Point
15°F
10 PM
21°F
20%
18mph
WNW
Mostly Cloudy
Humidity
75%
Feels like
6°F
Dew Point
14°F
11 PM
20°F
30%
18mph
WNW
30% Chance of Snow
Humidity
73%
Feels like
5°F
Dew Point
13°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday'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 person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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