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Freeze Warning FREEZE WARNING - NW Suffolk  - SW Suffolk  - NE Suffolk  - SE Suffolk  - Suffolk
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Freeze Watch FREEZE WATCH - Nassau

Regional Radar Regional IR Satellite
Radar/Satellite images courtesy of Weather Underground.
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METRIC | IMPERIAL
Updated: 04/20/2026 @ 2:15 am   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 1.3°F than last hour.

29.1°F

Wind Chill:  29.1°F
---
High Today
32.7°F
12:00 AM 		Low Today
28.9°F
1:48 AM
Yest High
51.4°F
9:32 AM 		Yest Low
32.9°F
11:39 PM
Rec* High
66.0°F
1991 		Rec* Low
9.0°F
2015
* Records from Weather Underground
Clear Clear

Calm Wind:  SSE
0.0
Gusting to:
 0.0 mph
Current Snow Snow3:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
-1.4 of 100
Rest of
tonight
Fair
Fair 		Monday

Partly Cloudy
Partly Cloudy 		Monday
night
Clear
Clear
Low: 30°F High: 54°F Low: 31°F

Click here for full Forecast
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 1.5°F since last hour. 24.6°F
Last Hour: Decreased 1.5°F since last hour. 1.5°F
High 12:09 AM: 27.9°F
Low 1:48 AM: 24.4°F
Record High: 82.2°F on
Jul-25-2025
Record Low: -14.8°F on
Jan-24-2026
Wetbulb: 27.6°F
Rain Today
rain graph
Melt Today: 0.00 in
Yesterday: 0.07 in
Last 7 Days: 0.11 in
Apr Rain: 0.49 in
Apr Avg: 3.32 in
Diff from Avg: Under 2.83 in for the month 2.83 in
Season:1 7.020 in
Last YTD:1 11.41 in
Last Rain
Time/Date: 		Apr-19-2026
at 6:48 PM
37 rain days in 2026
6 days in April
0 days since last rain
Current: SSE  0.0 mph
1Hr Average: Calm
Wind Run: 0.00 miles
Wind Gust
Current: 0.0 mph
Today: 0.0 mph 3:02 PM
Month: 19.6 mph Apr-4
Year: 25.3 mph Mar-17
Record Gust: 38.0 mph
Mar-23-2024
Sunlight:
13 h 31 m 60 s
of Sunlight Yesterday
13 h 34 m 31 s
of Sunlight Today Which is
2 min 31 sec longer than
yesterday
13 h 37 m 3 s
of Sunlight Tomorrow
 (Noon) graph (Midnight)
 Legend

Waxing Crescent
Waxing Crescent, 2 days, 18 hours, 24 minutes in cycle
10%
Illuminated
Humidity Barometer
Current: No Change 83%
Last Hour: No Change 0%
High 12:09 AM: 83%
Low 12:00 AM: 82%
Record High: 99%
Jan-9-2024
Record Low: 6%
May-11-2025
Current: Falling 0.01 inHg/hr 30.090 inHg
Last Hour: Steady
High 12:19 AM: 30.100
Low 12:00 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: 2.7
Apr: 261.5
2026 to Date: 3085.0
Cooling Degree Days
2026 to Date: 6.3
Today: 0.00 in
Yesterday: 0.00 in
Apr Snow: Under 0.315 in for the month 0.00 in
Apr Avg: 0.31 in
Diff from Avg: -0.31 in
Season Total:2 53.60 in
Snow Depth: 4.00 in
0 snow days in April
9 snow days this season.2
First Snow of Season:
Dec-14-2025
Average 1st Snow:
19 of Dec
Current: 29.1°F
Low 1:48 AM: 28.9°F
Yesterday: 32.9°F
Record: -12.6°F
Feb-8-2026
Quality
Index6:
32

Good
Density:
1.31 kg/m3
UV Summary/Forecast Solar Summary
High Yest:   2.0 @ 5:34 PM
Apr-20

5.3 		Apr-21

5.5 		Apr-22

5.8
High Yest:   236.8 @ 5:37 PM
Sun Hours Today:
00:00
   This Month: 06:19 Hrs
Rise: 6:05 am  Set: 7:36 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Night
YTD Avg Temp: 36.7°F
Sunrise: 6:05 am
Sunset: 7:36 pm
Moonrise: 7:51 am
Moonset: 10:48 pm
Full Moon: May-01-2026
New Moon: 20:02 UTC
May-16-2026
Updated at Midnight
Current ET: 0.01 in
7-Days Rain: 0.11 in
7-Days ET: 0.68 in
7-Day: 0.567 in water in deficit of what evaporated in last 7 days. 0.567 in
April: 1.08 in water in deficit of what evaporated this month. 1.08 in
HIGHS: LOWS:
101.5°F
Jun-24-2025 		-2.4°F
Jan-31-2026
Daytime Records
  97.7°F°F
Jun-24-2025 		  11.8°F°F
Feb-07-2026
Nitetime Records
  82.6°F°F
Jun-26-2025 		  6.3°F°F
Feb-08-2026
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 & Monday
Rest of
tonight
Fair
Fair
Low: 30°F 		WXSIM forecast: Fair. Cold. Low 30°. Wind chill as low as 30. Wind west-northwest around 4 mph.
 Monday

Partly Cloudy
Partly Cloudy
High: 54°F 		WXSIM forecast: Mostly cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 54°. UV index up to 5. Wind west around 4 mph, gusting to 17 mph. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
 WXSIM Short Term Weather Forecast
Monday
night
Clear
Clear 		Tuesday

Mostly Sunny
Mostly Sunny 		Tuesday
night
Mostly Cloudy
Mostly Cloudy 		Wednesday

Mostly Cloudy
Mostly Cloudy 		Wednesday
night
Partly Cloudy
Partly Cloudy 		Thursday

Partly Cloudy
Partly Cloudy 		Thursday
night
Mostly Cloudy
Mostly Cloudy
Low: 31°F High: 55°F Low: 40°F High: 61°F Low: 44°F High: 66°F Low: 42°F