Hourly Weather Forecast - Petersburg, NY

12 AM
16°F
10%
13mph
WNW
Mostly Cloudy
Humidity
69%
Feels like
2°F
Dew Point
7°F
1 AM
15°F
10%
12mph
WNW
Mostly Cloudy
Humidity
68%
Feels like
1°F
Dew Point
6°F
2 AM
14°F
10%
12mph
WNW
Partly Cloudy
Humidity
67%
Feels like
0°F
Dew Point
5°F
3 AM
13°F
10%
12mph
WNW
Partly Cloudy
Humidity
67%
Feels like
-1°F
Dew Point
4°F
4 AM
13°F
10%
11mph
WNW
Partly Cloudy
Humidity
66%
Feels like
-1°F
Dew Point
4°F
5 AM
12°F
10%
11mph
WNW
Mostly Clear
Humidity
66%
Feels like
-1°F
Dew Point
3°F
6 AM
12°F
10%
10mph
WNW
Mostly Clear
Humidity
65%
Feels like
-2°F
Dew Point
2°F
7 AM
12°F
10%
9mph
WNW
Clear
Humidity
65%
Feels like
-1°F
Dew Point
2°F
7:20 AM
8 AM
13°F
10%
8mph
WNW
Sunny
Humidity
63%
Feels like
1°F
Dew Point
3°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

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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