Hourly Weather Forecast - Alton Bay, NH

12 AM
16°F
20%
7mph
W
Cloudy
Humidity
68%
Feels like
6°F
Dew Point
8°F
1 AM
17°F
10%
7mph
W
Cloudy
Humidity
70%
Feels like
7°F
Dew Point
8°F
2 AM
17°F
10%
7mph
WSW
Cloudy
Humidity
72%
Feels like
7°F
Dew Point
10°F
3 AM
17°F
10%
7mph
WSW
Cloudy
Humidity
75%
Feels like
7°F
Dew Point
11°F
4 AM
17°F
10%
7mph
WSW
Cloudy
Humidity
78%
Feels like
8°F
Dew Point
11°F
5 AM
17°F
10%
7mph
WSW
Cloudy
Humidity
79%
Feels like
8°F
Dew Point
12°F
6 AM
17°F
10%
6mph
WSW
Cloudy
Humidity
80%
Feels like
8°F
Dew Point
12°F
7 AM
17°F
10%
6mph
W
Mostly Cloudy
Humidity
79%
Feels like
9°F
Dew Point
12°F
7:11 AM
8 AM
19°F
10%
7mph
W
Partly Cloudy
Humidity
77%
Feels like
10°F
Dew Point
13°F
9 AM
20°F
10%
8mph
W
Mostly Sunny
Humidity
74%
Feels like
11°F
Dew Point
13°F
10 AM
22°F
10%
9mph
W
Mostly Sunny
Humidity
71%
Feels like
12°F
Dew Point
14°F
11 AM
23°F
10%
9mph
WNW
Partly Cloudy
Humidity
68%
Feels like
13°F
Dew Point
14°F
12 PM
24°F
10%
10mph
WNW
Partly Cloudy
Humidity
66%
Feels like
14°F
Dew Point
14°F
1 PM
25°F
10%
10mph
WNW
Mostly Cloudy
Humidity
64%
Feels like
15°F
Dew Point
14°F
2 PM
25°F
10%
9mph
WNW
Partly Cloudy
Humidity
64%
Feels like
15°F
Dew Point
15°F
3 PM
24°F
10%
8mph
WNW
Partly Cloudy
Humidity
65%
Feels like
16°F
Dew Point
15°F
4 PM
24°F
10%
7mph
W
Partly Cloudy
Humidity
67%
Feels like
15°F
Dew Point
15°F
4:09 PM
5 PM
23°F
0%
6mph
W
Partly Cloudy
Humidity
70%
Feels like
15°F
Dew Point
14°F
6 PM
21°F
0%
5mph
W
Mostly Clear
Humidity
73%
Feels like
14°F
Dew Point
14°F
7 PM
20°F
0%
5mph
W
Mostly Clear
Humidity
75%
Feels like
14°F
Dew Point
14°F
8 PM
20°F
0%
4mph
WSW
Partly Cloudy
Humidity
76%
Feels like
14°F
Dew Point
13°F
9 PM
19°F
0%
4mph
WSW
Mostly Cloudy
Humidity
77%
Feels like
14°F
Dew Point
13°F
10 PM
19°F
0%
4mph
WSW
Cloudy
Humidity
77%
Feels like
14°F
Dew Point
13°F
11 PM
19°F
0%
3mph
WSW
Mostly Cloudy
Humidity
79%
Feels like
14°F
Dew Point
13°F

Snowfall forecast through Saturday A.M.

More Snow Across the Northern U.S. into the Midwest

The parade of snow will continue across the northern U.S. and Midwest through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Thursday's Weather Outlook

Thursday'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)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide