Hourly Weather Forecast - Stony Brook, NY

12 AM
44°F
20%
9mph
SSW
Cloudy
Humidity
81%
Feels like
40°F
Dew Point
39°F
1 AM
44°F
20%
9mph
SSW
Cloudy
Humidity
84%
Feels like
40°F
Dew Point
40°F
2 AM
44°F
20%
8mph
SSW
Cloudy
Humidity
88%
Feels like
39°F
Dew Point
40°F
3 AM
43°F
20%
7mph
SSW
Cloudy
Humidity
90%
Feels like
39°F
Dew Point
41°F
4 AM
43°F
20%
7mph
SW
Cloudy
Humidity
93%
Feels like
38°F
Dew Point
41°F
5 AM
42°F
20%
6mph
SW
Cloudy
Humidity
96%
Feels like
38°F
Dew Point
41°F
6 AM
42°F
20%
6mph
SW
Cloudy
Humidity
96%
Feels like
38°F
Dew Point
41°F
6:46 AM
7 AM
42°F
20%
6mph
SW
Cloudy
Humidity
97%
Feels like
38°F
Dew Point
42°F
8 AM
44°F
10%
6mph
SSW
Mostly Cloudy
Humidity
93%
Feels like
40°F
Dew Point
42°F
9 AM
46°F
10%
6mph
SSW
Partly Cloudy
Humidity
86%
Feels like
43°F
Dew Point
43°F
10 AM
50°F
10%
6mph
SSW
Partly Cloudy
Humidity
78%
Feels like
47°F
Dew Point
43°F
11 AM
52°F
10%
7mph
SSW
Partly Cloudy
Humidity
73%
Feels like
52°F
Dew Point
43°F
12 PM
54°F
10%
7mph
SSW
Mostly Sunny
Humidity
68%
Feels like
54°F
Dew Point
43°F
1 PM
56°F
10%
8mph
SSW
Partly Cloudy
Humidity
63%
Feels like
56°F
Dew Point
44°F
2 PM
57°F
10%
8mph
SSW
Partly Cloudy
Humidity
61%
Feels like
57°F
Dew Point
44°F
3 PM
56°F
0%
9mph
SSW
Mostly Cloudy
Humidity
62%
Feels like
56°F
Dew Point
44°F
4 PM
55°F
0%
9mph
S
Cloudy
Humidity
65%
Feels like
55°F
Dew Point
43°F
5 PM
53°F
10%
9mph
S
Cloudy
Humidity
69%
Feels like
53°F
Dew Point
43°F
6 PM
52°F
30%
9mph
S
30% Chance of Light Rain
Humidity
75%
Feels like
52°F
Dew Point
44°F
7 PM
50°F
30%
9mph
S
30% Chance of Light Rain
Humidity
80%
Feels like
50°F
Dew Point
44°F
7:10 PM
8 PM
50°F
30%
9mph
S
30% Chance of Light Rain
Humidity
85%
Feels like
46°F
Dew Point
45°F
9 PM
49°F
30%
9mph
S
30% Chance of Light Rain
Humidity
87%
Feels like
46°F
Dew Point
46°F
10 PM
50°F
20%
9mph
SSW
Cloudy
Humidity
88%
Feels like
46°F
Dew Point
46°F
11 PM
50°F
30%
10mph
SSW
30% Chance of Rain
Humidity
88%
Feels like
50°F
Dew Point
46°F

Today's Severe Weather Outlook

Dangerous Spring Storms Take Aim at Ohio Valley, Mid-Atlantic

Spring is here and Mother Nature is set to bring dangerous thunderstorms to parts of the Great Lakes, Ohio Valley and Mid-Atlantic.

Today's High Temperature Outlook

Summer-Like Heat Bakes the Southern U.S.

Monday's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

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