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 Details for NW Suffolk Winter Weather Advisory  +1 additional alert
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 Details for SE Suffolk Winter Weather Advisory  +1 additional alert
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Winter Weather Advisory WINTER WEATHER ADVISORY - NW Suffolk  - SW Suffolk  - NE Suffolk  - SE Suffolk  - Suffolk  - Nassau
Special Weather Statement SPECIAL WEATHER STATEMENT - NW Suffolk  - SW Suffolk  - NE Suffolk  - SE Suffolk  - Suffolk  - Nassau

Regional Radar Regional IR Satellite
Radar/Satellite images courtesy of Weather Underground.
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METRIC | IMPERIAL
Updated: 01/18/2026 @ 7:05 am   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Warmer 0.3°F than last hour.

32.5°F

Wind Chill:  32.5°F
---
High Today
32.5°F
6:46 AM 		Low Today
25.7°F
12:21 AM
Yest High
46.0°F
11:09 AM 		Yest Low
26.2°F
11:57 PM
Rec* High
66.0°F
1991 		Rec* Low
9.0°F
2015
* Records from Weather Underground
Overcast - Mist Overcast - Mist

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
Today

Mix
Mix 		Tonight

Mix
Mix 		Monday

Partly Cloudy Cold!
Partly Cloudy
Cold!
High: 41°F Low: 24°F High: 37°F

Click here for full Forecast
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 0.6°F since last hour. 27.3°F
Last Hour: Increased 0.6°F since last hour. 0.6°F
High 6:46 AM: 27.3°F
Low 12:21 AM: 20.4°F
Record High: 82.2°F on
Jul-25-2025
Record Low: -13.0°F on
Jan-22-2025
Wetbulb: 30.7°F
Rain Today
rain graph
Melt Today: 0.00 in
Yesterday: 0.11 in
Last 7 Days: 0.11 in
Jan Rain: 0.11 in
Jan Avg: 3.07 in
Diff from Avg: Under 2.96 in for the month 2.96 in
Season:1 0.110 in
Last YTD:1 0.24 in
Last Rain
Time/Date: 		Jan-17-2026
at 3:25 PM
1 rain day in 2026
1 day in January
0 days since last rain
Current: SSW  0.0 mph
1Hr Average: Calm
Wind Run: 0.00 miles
Wind Gust
Current: 0.0 mph
Today: 1.2 mph 1:20 AM
Month: 19.6 mph Jan-12
Year: 19.6 mph Jan-12
Record Gust: 38.0 mph
Mar-23-2024
Sunlight:
9 h 41 m 6 s
of Sunlight Yesterday
9 h 42 m 46 s
of Sunlight Today Which is
1 min 40 sec longer than
yesterday
9 h 44 m 29 s
of Sunlight Tomorrow
 (Noon) graph (Midnight)
 Legend

New Moon
New Moon, 29 days, 10 hours, 22 minutes in cycle
0%
Illuminated
Humidity Barometer
Current: Increased 1% since last hour. 81%
Last Hour: Increased 1% since last hour. 1%
High 6:00 AM: 81%
Low 12:00 AM: 80%
Record High: 99%
Jan-9-2024
Record Low: 6%
May-11-2025
Current: Rising 0.02 inHg/hr 30.120 inHg
Last Hour: Rising slowly
High 12:00 AM: 30.160
Low 5:11 AM: 30.080
Record High: 30.939 inHg
Dec-14-2024
Record Low: 28.981 inHg
Feb-16-2025
Heating Degree Days Snow3 Wind Chill Air
Today: 10.8
Jan: 523.5
2026 to Date: 522.5
Cooling Degree Days
2026 to Date: 0.0
Today: 0.00 in
Yesterday: 0.00 in
Jan Snow: Under 8.436 in for the month 1.80 in
Jan Avg: 10.24 in
Diff from Avg: -8.44 in
Season Total:2 14.00 in
Snow Depth: 2.00 in
2 snow days in January
5 snow days this season.2
First Snow of Season:
Dec-14-2025
Average 1st Snow:
19 of Dec
Current: 32.5°F
Low 12:21 AM: 25.7°F
Yesterday: 26.2°F
Record: 1.9°F
Jan-21-2025
Quality
Index6:
100

Moderate
Density:
1.30 kg/m3
UV Summary/Forecast Solar Summary
High Yest:   2.0 @ 11:00 AM
Jan-18

1.3 		Jan-19

1.4 		Jan-20

1.2
High Yest:   222.0 @ 11:03 AM
Sun Hours Today:
00:00
   This Month: 01:54 Hrs
Rise: 7:12 am  Set: 4:52 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Early Morning
YTD Avg Temp: 34.7°F
Sunrise: 7:12 am
Sunset: 4:52 pm
Moonrise: 7:22 am
Moonset: 4:36 pm
Full Moon: Jan-03-2026
New Moon: 19:53 UTC
Jan-18-2026
Updated at Midnight
Current ET: 0.00 in
7-Days Rain: 0.11 in
7-Days ET: 0.13 in
7-Day: 0.024 in water in deficit of what evaporated in last 7 days. 0.024 in
January: 0.15 in water in deficit of what evaporated this month. 0.15 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:10 | 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 Today & Tonight
Today

Mix
Mix
High: 41°F 		WXSIM forecast: Dense overcast. A chance of a mix of snow and rain in the morning, then a chance of a mix of rain and snow in the afternoon. High 41°. Wind southeast around 2 mph in the morning, becoming east-northeast in the afternoon. Chance of precipitation 70 percent. Precipitation (liquid equivalent) mostly around a quarter of an inch. No snow accumulation expected.
 Tonight

Mix
Mix
Low: 24°F 		WXSIM forecast: Dense overcast in the evening, becoming cloudy after midnight. Patchy light fog in the evening. A mix of snow and rain likely in the evening, then a chance of snow after midnight. Low 24°. Wind north-northwest around 5 mph. Chance of precipitation 70 percent. Precipitation (liquid equivalent) mostly around a quarter of an inch. Snow accumulation 1 to 2 inches.
 WXSIM Short Term Weather Forecast
Monday

Partly Cloudy Cold!
Partly Cloudy
Cold! 		Monday
night
Partly Cloudy Cold!
Partly Cloudy
Cold! 		Tuesday

Partly Cloudy Cold!
Partly Cloudy
Cold! 		Tuesday
night
Partly Cloudy Cold!
Partly Cloudy
Cold! 		Wednesday

Mostly Cloudy Cold!
Mostly Cloudy
Cold! 		Wednesday
night
Mostly Cloudy
Mostly Cloudy 		Thursday

Mix
Mix
High: 37°F Low: 18°F High: 27°F Low: 16°F High: 36°F Low: 30°F High: 43°F