Navigation

External Links

Alerts

NW Suffolk
 Details for NW Suffolk Heat Advisory  +2 additional alerts
 SW Suffolk
 Details for SW Suffolk Heat Advisory  +2 additional alerts
 NE Suffolk
 Details for NE Suffolk Heat Advisory  +2 additional alerts
 SE Suffolk
 Details for SE Suffolk Heat Advisory  +2 additional alerts
 Suffolk
 Details for Suffolk Heat Advisory  +4 additional alerts
 Nassau
 Details for Nassau Heat Advisory  +2 additional alerts

Style Options




Heat Advisory HEAT ADVISORY - NW Suffolk  - SW Suffolk  - NE Suffolk  - SE Suffolk  - Suffolk  - Nassau
Air Quality Alert AIR QUALITY ALERT - NW Suffolk  - SW Suffolk  - NE Suffolk  - SE Suffolk  - Suffolk  - Nassau

Regional Radar Regional IR Satellite
Radar/Satellite images courtesy of Weather Underground.
spacer
METRIC | IMPERIAL
Updated: 07/16/2025 @ 9:00 pm   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 0.2°F than last hour.

80.4°F

Heat Index:  85.1°F
---
High Today
89.1°F
11:04 AM 		Low Today
72.0°F
5:13 AM
Yest High
87.8°F
12:48 PM 		Yest Low
72.3°F
5:04 AM
Rec* High
66.0°F
1991 		Rec* Low
9.0°F
2015
* Records from Weather Underground
Overcast Overcast

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

Chance rain
Chance rain 		Thursday

Thunder storm Hot!
Thunder storm
Hot! 		Thursday
night
Partly Cloudy
Partly Cloudy
Low: 72°F High: 92°F Low: 72°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. 73.7°F
Last Hour: Increased 0.2°F since last hour. 0.2°F
High 1:04 PM: 76.6°F
Low 5:13 AM: 66.2°F
Record High: 80.8°F on
Aug-2-2024
Record Low: -13.0°F on
Jan-22-2025
Wetbulb: 75.8°F
Rain Today
rain graph
Today: 0.00 in
Yesterday: 0.02 in
Last 7 Days: 0.56 in
Jul Rain: 2.18 in
Jul Avg: 2.72 in
Diff from Avg: Under 0.54 in for the month 0.54 in
Season:1 23.290 in
Last YTD:1 31.81 in
Last Rain
Time/Date: 		Jul-15-2025
at 1:27 AM
74 rain days in 2025
8 days in July
0 days since last rain
Current: SSW  0.7 mph
1Hr Average: 0.9 mph
Wind Run: 5.02 miles
Wind Gust
Current: 3.4 mph
Today: 8.1 mph 12:18 PM
Month: 16.1 mph Jul-3
Year: 26.5 mph Mar-8
Record Gust: 38.0 mph
Mar-23-2024
Sunlight:
14 h 51 m 42 s
of Sunlight Yesterday
14 h 50 m 17 s
of Sunlight Today Which is
1 min 25 sec shorter than
yesterday
14 h 48 m 49 s
of Sunlight Tomorrow
 (Noon) graph (Midnight)
 Legend

Waning Gibbous
Waning Gibbous, 21 days, 14 hours, 34 minutes in cycle
61%
Illuminated
Humidity Barometer
Current: Increased 1% since last hour. 80%
Last Hour: Increased 1% since last hour. 1%
High 12:01 AM: 82%
Low 2:42 PM: 62%
Record High: 99%
Jan-9-2024
Record Low: 6%
May-11-2025
Current: No Change 29.960 inHg
Last Hour: Steady
High 3:09 AM: 30.060
Low 7:26 PM: 29.960
Record High: 30.939 inHg
Dec-14-2024
Record Low: 28.981 inHg
Feb-16-2025
Cooling Degree Days Snow3 Heat Index Air
Today: 10.3
Jul: 171.6
2025 to Date: 365.5
Heating Degree Days
2025 to Date: 3097.5
Today: 0.00 in
Yesterday: 0.00 in
Jul Snow: No Change 0.00 in
Jul Avg: 0.00 in
Diff from Avg: 0.00 in
Season Total:2 0.00 in
Snow Depth: 0.00 in
0 snow days in July
0 snow days this season.2
First Snow of Season:
Jan-6-2025
Average 1st Snow:
19 of Dec
Current: 85.1°F
High 11:59 am: 100.3°F
Yesterday: 97.1°F
Record: 109.4°F
Jun-24-2025
Quality
Index6:
36

Good
Density:
1.17 kg/m3
UV Summary/Forecast Solar Summary
High Today:   7.0 @ 10:11 AM
Jul-17

9.3 		Jul-18

9.5 		Jul-19

9.3
High Today:  
818 W/m2 @ 12:45 PM
Sun Hours Today:
02:59
   This Month: 20:59 Hrs
Rise: 5:35 am  Set: 8:21 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Evening
YTD Avg Temp: 50.6°F
Sunrise: 5:35 am
Sunset: 8:21 pm
Moonrise: 11:36 pm
Moonset: 12:56 pm
Full Moon: Jul-10-2025
New Moon: 19:12 UTC
Jul-24-2025
Updated at Midnight
Current ET: 0.20 in
7-Days Rain: 0.56 in
7-Days ET: 0.90 in
7-Day: 0.342 in water in deficit of what evaporated in last 7 days. 0.342 in
July: 0.01 in water in deficit of what evaporated this month. 0.0099999999999998 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:13 | S3C2:1 | 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 Tonight & Thursday
Tonight

Chance rain
Chance rain
Low: 72°F 		WXSIM forecast: Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. Patchy light fog. A slight chance of rain in the evening, then a chance of rain after midnight. Precipitation showery or intermittent. Low 72°. Wind south around 7 mph in the evening, becoming southwest after midnight. Chance of precipitation 40 percent. Precipitation mostly less than a tenth of an inch.
 Thursday

Thunder storm Hot!
Thunder storm
Hot!
High: 92°F 		WXSIM forecast: Mostly cloudy to 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. Scattered thundershowers possible. Hot. High 92°. Heat index up to 100°. UV index up to 6. Wind southwest around 9 mph, gusting to 21 mph. Chance of precipitation 40 percent. Precipitation mostly less than a tenth of an inch.
 WXSIM Short Term Weather Forecast
Thursday
night
Partly Cloudy
Partly Cloudy 		Friday

Partly Cloudy
Partly Cloudy 		Friday
night
Partly Cloudy
Partly Cloudy 		Saturday

Partly Cloudy
Partly Cloudy 		Saturday
night
Chance rain
Chance rain 		Sunday

Thunder storm
Thunder storm 		Sunday
night
Mostly Cloudy
Mostly Cloudy
Low: 72°F High: 87°F Low: 65°F High: 86°F Low: 69°F High: 81°F Low: 67°F