Hourly Weather Forecast - Holtsville, NY

12 AM
24°F
0%
9mph
NNW
Clear
Humidity
69%
Feels like
15°F
Dew Point
16°F
1 AM
24°F
0%
9mph
NNW
Clear
Humidity
70%
Feels like
14°F
Dew Point
15°F
2 AM
23°F
0%
9mph
NNW
Clear
Humidity
71%
Feels like
13°F
Dew Point
15°F
3 AM
22°F
0%
9mph
NNW
Clear
Humidity
72%
Feels like
13°F
Dew Point
15°F
4 AM
22°F
0%
9mph
NNW
Clear
Humidity
73%
Feels like
12°F
Dew Point
15°F
5 AM
22°F
0%
9mph
NNW
Clear
Humidity
74%
Feels like
12°F
Dew Point
15°F
6 AM
22°F
0%
8mph
NNW
Mostly Clear
Humidity
73%
Feels like
13°F
Dew Point
15°F
6:49 AM
7 AM
23°F
10%
8mph
NNW
Mostly Sunny
Humidity
72%
Feels like
14°F
Dew Point
15°F
8 AM
25°F
10%
9mph
NNW
Mostly Sunny
Humidity
67%
Feels like
16°F
Dew Point
15°F
9 AM
27°F
10%
9mph
NNW
Mostly Sunny
Humidity
63%
Feels like
18°F
Dew Point
16°F
10 AM
28°F
10%
10mph
NNW
Mostly Sunny
Humidity
59%
Feels like
19°F
Dew Point
16°F
11 AM
30°F
10%
10mph
NNW
Mostly Sunny
Humidity
57%
Feels like
21°F
Dew Point
17°F
12 PM
31°F
10%
9mph
NW
Mostly Sunny
Humidity
55%
Feels like
23°F
Dew Point
17°F
1 PM
32°F
10%
9mph
NW
Partly Cloudy
Humidity
53%
Feels like
25°F
Dew Point
17°F
2 PM
33°F
10%
9mph
NW
Partly Cloudy
Humidity
53%
Feels like
25°F
Dew Point
17°F
3 PM
32°F
10%
9mph
NW
Partly Cloudy
Humidity
54%
Feels like
25°F
Dew Point
18°F
4 PM
31°F
10%
9mph
NW
Partly Cloudy
Humidity
56%
Feels like
24°F
Dew Point
17°F
5 PM
30°F
10%
8mph
NW
Partly Cloudy
Humidity
59%
Feels like
22°F
Dew Point
17°F
5:24 PM
6 PM
28°F
10%
8mph
NW
Mostly Clear
Humidity
62%
Feels like
20°F
Dew Point
17°F
7 PM
27°F
10%
8mph
NW
Clear
Humidity
64%
Feels like
19°F
Dew Point
16°F
8 PM
26°F
10%
8mph
NW
Clear
Humidity
66%
Feels like
18°F
Dew Point
16°F
9 PM
25°F
10%
8mph
NNW
Clear
Humidity
67%
Feels like
17°F
Dew Point
16°F
10 PM
25°F
10%
8mph
NNW
Clear
Humidity
67%
Feels like
16°F
Dew Point
15°F
11 PM
24°F
10%
8mph
NNW
Clear
Humidity
68%
Feels like
15°F
Dew Point
15°F

Sunday Morning's Low Temperatures

Snow, Record-Breaking Cold Impacts Great Lakes & Northeast

Frigid temperatures, high winds, and snow headed to a large portion of the eastern U.S. through this weekend.

Weekend Weather Outlook

Weekend Weather Outlook

Image courtesy of Pixabay.com

All About Snow Squalls

Weekly Drought Map for February 5, 2026

Scarce Precipitation Leads to Widespread Drought Degradation

Image by Frauke Feind from Pixabay

During Strong Winds: Stay Ready

Windchill chart

Dangers of Wind Chills

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