Hourly Weather Forecast - Holtsville, NY

12 AM
37°F
100%
8mph
SW
Light Rain
Humidity
97%
Feels like
30°F
Dew Point
36°F
1 AM
37°F
100%
9mph
WSW
Rain
Humidity
97%
Feels like
30°F
Dew Point
36°F
2 AM
37°F
100%
9mph
WSW
Rain
Humidity
98%
Feels like
30°F
Dew Point
36°F
3 AM
37°F
90%
8mph
WSW
Rain
Humidity
98%
Feels like
31°F
Dew Point
36°F
4 AM
37°F
90%
7mph
W
Rain
Humidity
98%
Feels like
32°F
Dew Point
37°F
5 AM
37°F
80%
6mph
W
80% Chance of Light Rain
Humidity
97%
Feels like
32°F
Dew Point
37°F
6 AM
38°F
60%
6mph
W
60% Chance Rain Showers
Humidity
94%
Feels like
34°F
Dew Point
36°F
6:22 AM
7 AM
40°F
50%
5mph
WNW
50% Chance Rain Showers
Humidity
89%
Feels like
36°F
Dew Point
37°F
8 AM
42°F
30%
5mph
WNW
30% Chance Rain Showers
Humidity
85%
Feels like
39°F
Dew Point
38°F
9 AM
44°F
20%
5mph
NW
Partly Cloudy
Humidity
81%
Feels like
41°F
Dew Point
38°F
10 AM
46°F
20%
5mph
NNW
Partly Cloudy
Humidity
77%
Feels like
43°F
Dew Point
39°F
11 AM
47°F
20%
5mph
N
Partly Cloudy
Humidity
73%
Feels like
44°F
Dew Point
39°F
12 PM
48°F
30%
5mph
N
30% Chance Rain Showers
Humidity
71%
Feels like
46°F
Dew Point
39°F
1 PM
48°F
30%
5mph
N
30% Chance Rain Showers
Humidity
69%
Feels like
46°F
Dew Point
39°F
2 PM
48°F
30%
4mph
NNE
30% Chance Rain Showers
Humidity
69%
Feels like
46°F
Dew Point
38°F
3 PM
47°F
40%
4mph
S
40% Chance Rain Showers
Humidity
70%
Feels like
45°F
Dew Point
38°F
4 PM
45°F
40%
4mph
S
40% Chance Rain Showers
Humidity
73%
Feels like
43°F
Dew Point
37°F
5 PM
43°F
40%
4mph
SSW
40% Chance Rain Showers
Humidity
78%
Feels like
41°F
Dew Point
36°F
5:46 PM
6 PM
41°F
40%
4mph
SSW
40% Chance Rain Showers
Humidity
83%
Feels like
38°F
Dew Point
36°F
7 PM
39°F
30%
4mph
SSW
30% Chance Rain Showers
Humidity
87%
Feels like
36°F
Dew Point
35°F
8 PM
38°F
30%
3mph
S
30% Chance Rain Showers
Humidity
89%
Feels like
35°F
Dew Point
35°F
9 PM
37°F
30%
3mph
S
30% Chance Rain Showers
Humidity
90%
Feels like
34°F
Dew Point
34°F
10 PM
36°F
30%
3mph
S
30% Chance of Light Rain
Humidity
91%
Feels like
36°F
Dew Point
34°F
11 PM
35°F
40%
3mph
S
40% Chance of Light Rain
Humidity
93%
Feels like
35°F
Dew Point
33°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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