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 Details for NW Suffolk Coastal Flood Advisory
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 Details for Nassau Coastal Flood Advisory  +1 additional alert
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 Details for Suffolk Coastal Flood Statement  +2 additional alerts
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 Details for SW Suffolk Coastal Flood Statement
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 Details for SE Suffolk Coastal Flood Statement

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Coastal Flood Advisory COASTAL FLOOD ADVISORY - NW Suffolk  - Suffolk  - Nassau
Coastal Flood Statement COASTAL FLOOD STATEMENT - Suffolk  - SW Suffolk  - SE Suffolk

Regional Radar Regional IR Satellite
Radar/Satellite images courtesy of Weather Underground.
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METRIC | IMPERIAL
Updated: 04/18/2026 @ 7:30 pm   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 2.5°F than last hour.

50.4°F

---
High Today
60.8°F
3:13 PM 		Low Today
46.4°F
3:37 AM
Yest High
81.1°F
12:37 PM 		Yest Low
52.2°F
11:26 PM
Rec* High
66.0°F
1991 		Rec* Low
9.0°F
2015
* Records from Weather Underground
Dusk Dusk

Wind from SSW Wind:  SSW
1.6
Gusting to:
 2.2 mph
Current Rain Rain:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
0.7 of 100
Tonight

Mostly Cloudy
Mostly Cloudy 		Sunday

Thunder storm
Thunder storm 		Sunday
night
Partly Cloudy
Partly Cloudy
Low: 51°F High: 62°F Low: 41°F

Click here for full Forecast
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 1°F since last hour. 43.5°F
Last Hour: Decreased 1°F since last hour. 1°F
High 1:46 PM: 49.7°F
Low 3:37 AM: 41.5°F
Record High: 82.2°F on
Jul-25-2025
Record Low: -14.8°F on
Jan-24-2026
Wetbulb: 47.1°F
Rain Today
rain graph
Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.04 in
Apr Rain: 0.42 in
Apr Avg: 3.32 in
Diff from Avg: Under 2.9 in for the month 2.90 in
Season:1 6.950 in
Last YTD:1 11.41 in
Last Rain
Time/Date: 		Apr-14-2026
at 6:03 AM
36 rain days in 2026
5 days in April
4 days since last rain
Current: SSW  1.6 mph
1Hr Average: 1.1 mph
Wind Run: 14.55 miles
Wind Gust
Current: 2.2 mph
Today: 6.9 mph 7:37 AM
Month: 19.6 mph Apr-4
Year: 25.3 mph Mar-17
Record Gust: 38.0 mph
Mar-23-2024
Sunlight:
13 h 26 m 53 s
of Sunlight Yesterday
13 h 29 m 26 s
of Sunlight Today Which is
2 min 33 sec longer than
yesterday
13 h 31 m 60 s
of Sunlight Tomorrow
 (Noon) graph (Midnight)
 Legend

Waxing Crescent
Waxing Crescent, 1 days, 11 hours, 41 minutes in cycle
3%
Illuminated
Humidity Barometer
Current: Increased 4% since last hour. 77%
Last Hour: Increased 4% since last hour. 4%
High 6:59 AM: 85%
Low 3:13 PM: 66%
Record High: 99%
Jan-9-2024
Record Low: 6%
May-11-2025
Current: Falling 0.004 inHg/hr 29.980 inHg
Last Hour: Steady
High 10:07 AM: 30.100
Low 7:04 PM: 29.970
Record High: 30.939 inHg
Dec-14-2024
Record Low: 28.981 inHg
Feb-16-2025
Heating Degree Days Snow3 Wind Chill Air
Today: 11.3
Apr: 238.2
2026 to Date: 3061.8
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: 50.4°F
Low 3:37 AM: 46.4°F
Yesterday: 52.2°F
Record: -12.6°F
Feb-8-2026
Quality
Index6:
27

Good
Density:
1.24 kg/m3
Current UV Index Current Solar Energy9
0.0
Sunburn in
720 Minutes 		Highest:
3:41 PM
4.0
0 W/m2
0%
W/m2 ⇒ SI 		High Today:
3:43 PM
 439  W/m2
Record:
1000 W/m2
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Evening
YTD Avg Temp: 36.6°F
Sunrise: 6:08 am
Sunset: 7:34 pm
Moonrise: 6:24 am
Moonset: 8:07 pm
Full Moon: May-01-2026
New Moon: 20:02 UTC
May-16-2026
Updated at Midnight
Current ET: 0.08 in
7-Days Rain: 0.04 in
7-Days ET: 0.81 in
7-Day: 0.771 in water in deficit of what evaporated in last 7 days. 0.771 in
April: 1.06 in water in deficit of what evaporated this month. 1.06 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:18 | 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.   9 Solar Index represents either an absolute scale of solar energy (W/m²) using the station’s recorded maximum or a percentage of computed theoretical solar maximum using the station’s location and time of day. These indices differ most when the sun is low on the horizon. The current scale is shown, and will toggle if it or the icon is clicked.  
 WXSIM Weather Forecast  -   Outlook Tonight & Sunday
Tonight

Mostly Cloudy
Mostly Cloudy
Low: 51°F 		WXSIM forecast: Mostly cloudy to cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 51°. Wind east-southeast around 6 mph. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
 Sunday

Thunder storm
Thunder storm
High: 62°F 		WXSIM forecast: Dense overcast. Rain likely. Scattered thundershowers possible. High 62°, but temperatures falling in the afternoon. UV index up to 3. Wind west-northwest around 5 mph, gusting to 16 mph, in the morning, becoming 11 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly less than a quarter of an inch.
 WXSIM Short Term Weather Forecast
Sunday
night
Partly Cloudy
Partly Cloudy 		Monday

Chance rain
Chance rain 		Monday
night
Clear
Clear 		Tuesday

Sunny
Sunny 		Tuesday
night
Partly Cloudy
Partly Cloudy 		Wednesday

Chance rain
Chance rain 		Wednesday
night
Mostly Clear
Mostly Clear
Low: 41°F High: 56°F Low: 32°F High: 56°F Low: 41°F High: 62°F Low: 44°F