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Winter Storm Watch WINTER STORM WATCH - NW Suffolk  - SW Suffolk  - Suffolk  - Nassau

Regional Radar Regional IR Satellite
Radar/Satellite images courtesy of Weather Underground.
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METRIC | IMPERIAL
Updated: 12/25/2025 @ 2:15 am   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Warmer 0.2°F than last hour.

29.5°F

Wind Chill:  29.5°F
---
High Today
29.5°F
1:59 AM 		Low Today
28.8°F
12:27 AM
Yest High
46.8°F
11:16 AM 		Yest Low
28.2°F
8:47 PM
Rec* High
66.0°F
1991 		Rec* Low
9.0°F
2015
* Records from Weather Underground
Clear Clear

Calm Wind:  SSW
0.0
Gusting to:
 0.0 mph
Current Snow Snow3:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
1.0 of 100
Rest of
tonight
Mostly Cloudy
Mostly Cloudy 		Thursday

Mostly Cloudy
Mostly Cloudy 		Thursday
night
Partly Cloudy Cold!
Partly Cloudy
Cold!
Low: 27°F High: 49°F Low: 17°F

Click here for full Forecast
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 0.2°F since last hour. 21.6°F
Last Hour: Increased 0.2°F since last hour. 0.2°F
High 1:56 AM: 21.7°F
Low 12:27 AM: 20.6°F
Record High: 82.2°F on
Jul-25-2025
Record Low: -13.0°F on
Jan-22-2025
Wetbulb: 27.0°F
Rain Today
rain graph
Melt Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.68 in
Dec Rain: 2.89 in
Dec Avg: 4.16 in
Diff from Avg: Under 1.27 in for the month 1.27 in
Season:1 40.750 in
Last YTD:1 49.68 in
Last Rain
Time/Date: 		Dec-23-2025
at 5:05 PM
122 rain days in 2025
10 days in December
1 day since last rain
Current: SSW  0.0 mph
1Hr Average: Calm
Wind Run: 0.00 miles
Wind Gust
Current: 0.0 mph
Today: 0.0 mph 1:10 PM
Month: 26.5 mph Dec-19
Year: 26.5 mph Mar-8
Record Gust: 38.0 mph
Mar-23-2024
Sunlight:
9 h 17 m 54 s
of Sunlight Yesterday
9 h 18 m 8 s
of Sunlight Today Which is 14 sec longer than
yesterday
9 h 18 m 27 s
of Sunlight Tomorrow
 (Noon) graph (Midnight)
 Legend

Waxing Crescent
Waxing Crescent, 5 days, 5 hours, 34 minutes in cycle
26%
Illuminated
Humidity Barometer
Current: No Change 72%
Last Hour: No Change 0%
High 1:50 AM: 73%
Low 12:02 AM: 71%
Record High: 99%
Jan-9-2024
Record Low: 6%
May-11-2025
Current: No Change 30.310 inHg
Last Hour: Steady
High 1:00 AM: 30.320
Low 12:23 AM: 30.300
Record High: 30.939 inHg
Dec-14-2024
Record Low: 28.981 inHg
Feb-16-2025
Heating Degree Days Snow3 Wind Chill Air
Today: 2.9
Dec: 749.3
2025 to Date: 4742.2
Cooling Degree Days
2025 to Date: 794.2
Today: 0.00 in
Yesterday: 0.00 in
Dec Snow: Over 4.346 in for the month 6.00 in
Dec Avg: 1.65 in
Diff from Avg: 4.35 in
Season Total:2 6.00 in
Snow Depth: 6.00 in
1 snow day in December
1 snow day this season.2
First Snow of Season:
Dec-14-2025
Average 1st Snow:
19 of Dec
Current: 29.5°F
Low 12:27 AM: 28.8°F
Yesterday: 28.2°F
Record: 1.9°F
Jan-21-2025
Quality
Index6:
61

Moderate
Density:
1.31 kg/m3
UV Summary/Forecast Solar Summary
High Yest:   3.0 @ 11:44 AM
Dec-25

1.1 		Dec-26

1.2 		Dec-27

1.1
High Yest:   335.7 @ 12:30 PM
Sun Hours Today:
00:00
   This Month: 01:17 Hrs
Rise: 7:14 am  Set: 4:29 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Night
YTD Avg Temp: 53.6°F
Sunrise: 7:14 am
Sunset: 4:29 pm
Moonrise: 10:44 am
Moonset: 8:59 pm
Full Moon: Jan-03-2026
New Moon: 19:53 UTC
Jan-18-2026
Updated at Midnight
Current ET: 0.01 in
7-Days Rain: 0.68 in
7-Days ET: 0.14 in
7-Day: 0.542 in water in excess of what evaporated in last 7 days. 0.542 in
December: 2.48 in water in excess of what evaporated this month. 2.48 in
HIGHS: LOWS:
101.5°F
Jun-24-2025 		5.2°F
Jan-22-2025
Daytime Records
  97.7°F°F
Jun-24-2025 		  16.7°F°F
Jan-22-2025
Nitetime Records
  82.6°F°F
Jun-26-2025 		  8.1°F°F
Jan-23-2025
ICN:1 | S3C2:6 | Ajax 3.xx
ISS:Ok |
1 Rain season: Jan 1st to Dec 31st.   2 Snow season July 1st to June 30th.   3 Updated at 7:00 AM Daily..   5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present).   6 Source: New York State Department of Environmental Conservation.  
 WXSIM Weather Forecast  -   Outlook Rest of tonight & Thursday
Rest of
tonight
Mostly Cloudy
Mostly Cloudy
Low: 27°F 		WXSIM forecast: Mostly cloudy. Low 27°. Wind chill ranging from 25 to 30. Wind west around 2 mph.
 Thursday

Mostly Cloudy
Mostly Cloudy
High: 49°F 		WXSIM forecast: Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Breezy. High 49°. Wind southwest around 11 mph, gusting to 21 mph, in the morning, becoming west in the afternoon.
 WXSIM Short Term Weather Forecast
Thursday
night
Partly Cloudy Cold!
Partly Cloudy
Cold! 		Friday

Partly Cloudy Cold!
Partly Cloudy
Cold! 		Friday
night
Snow Cold!
Snow
Cold! 		Saturday

Snow Cold!
Snow
Cold! 		Saturday
night
Partly Cloudy Cold!
Partly Cloudy
Cold! 		Sunday

Partly Cloudy Cold!
Partly Cloudy
Cold! 		Sunday
night
Rain likely
Rain likely
Low: 17°F High: 33°F Low: 21°F High: 35°F Low: 20°F High: 39°F Low: 29°F