Hourly Weather Forecast - Holtsville, NY

11 AM
28°F
0%
6mph
NNE
Mostly Cloudy
Humidity
38%
Feels like
21°F
Dew Point
6°F
12 PM
29°F
0%
5mph
NNE
Mostly Cloudy
Humidity
37%
Feels like
24°F
Dew Point
6°F
1 PM
30°F
0%
4mph
NNE
Mostly Cloudy
Humidity
36%
Feels like
27°F
Dew Point
6°F
2 PM
31°F
0%
3mph
NNE
Mostly Cloudy
Humidity
36%
Feels like
31°F
Dew Point
7°F
3 PM
31°F
0%
2mph
E
Partly Cloudy
Humidity
37%
Feels like
31°F
Dew Point
7°F
4 PM
30°F
0%
3mph
SSE
Partly Cloudy
Humidity
39%
Feels like
30°F
Dew Point
8°F
5 PM
28°F
0%
4mph
SSE
Mostly Sunny
Humidity
44%
Feels like
24°F
Dew Point
9°F
5:44 PM
6 PM
26°F
0%
4mph
SSE
Clear
Humidity
50%
Feels like
21°F
Dew Point
10°F
7 PM
25°F
0%
5mph
SSE
Clear
Humidity
57%
Feels like
19°F
Dew Point
12°F
8 PM
24°F
0%
5mph
SSE
Clear
Humidity
61%
Feels like
17°F
Dew Point
13°F
9 PM
23°F
0%
5mph
SE
Clear
Humidity
65%
Feels like
17°F
Dew Point
13°F
10 PM
23°F
0%
5mph
SE
Clear
Humidity
68%
Feels like
17°F
Dew Point
14°F
11 PM
23°F
0%
4mph
SE
Mostly Clear
Humidity
69%
Feels like
17°F
Dew Point
14°F

Snow and Ice Accumulations through Tuesday

Wintry Disturbance Hits Northeastern U.S.

A wintry disturbance will continue northeastward, buffeting the northeastern U.S. with light snow, freezing rain, and plain rain through Tuesday night.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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