Navigation

External Links

Alerts

Suffolk
 Details for Suffolk Severe Thunderstorm Warning  +2 additional alerts
 Nassau
 Details for Nassau Severe Thunderstorm Watch

Style Options




Severe Thunderstorm Warning SEVERE THUNDERSTORM WARNING - Suffolk
Severe Thunderstorm Watch SEVERE THUNDERSTORM WATCH - Suffolk  - Nassau

Regional Radar Regional IR Satellite
Radar/Satellite images courtesy of Weather Underground.
spacer
METRIC | IMPERIAL
Updated: 07/4/2026 @ 9:30 pm   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 6.9°F than last hour.

76.3°F

---
High Today
96.8°F
2:10 PM 		Low Today
73.9°F
6:01 AM
Yest High
100.9°F
2:25 PM 		Yest Low
72.1°F
5:30 AM
Rec* High
66.0°F
1991 		Rec* Low
9.0°F
2015
* Records from Weather Underground
Clear - Lightning Observed Clear - Lightning Observed

Wind from SE Wind:  SE
2.2
Gusting to:
 4.5 mph
Current Rain Rain:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
6.0 of 100
Tonight

Thunder storm
Thunder storm 		Sunday

Thunder storm
Thunder storm 		Sunday
night
Thunder storm
Thunder storm
Low: 69°F High: 87°F Low: 66°F

Click here for full Forecast
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 3.3°F since last hour. 64.5°F
Last Hour: Decreased 3.3°F since last hour. 3.3°F
High 4:23 PM: 75.3°F
Low 5:18 AM: 63.7°F
Record High: 82.2°F on
Jul-25-2025
Record Low: -14.8°F on
Jan-24-2026
Wetbulb: 68.8°F
Rain Today
rain graph
Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.88 in
Jul Rain: 0.83 in
Jul Avg: 3.10 in
Diff from Avg: Under 2.27 in for the month 2.27 in
Season:1 13.630 in
Last YTD:1 22.09 in
Last Rain
Time/Date: 		Jul-1-2026
at 6:11 AM
65 rain days in 2026
1 day in July
2 days since last rain
Current: SE  2.2 mph
1Hr Average: 0.1 mph
Wind Run: 13.76 miles
Wind Gust
Current: 4.5 mph
Today: 15.0 mph 9:26 PM
Month: 14.8 mph Jul-4
Year: 25.3 mph Mar-17
Record Gust: 38.0 mph
Mar-23-2024
Sunlight:
15 h 5 m 3 s
of Sunlight Yesterday
15 h 4 m 17 s
of Sunlight Today Which is 46 sec shorter than
yesterday
15 h 3 m 26 s
of Sunlight Tomorrow
 (Noon) graph (Midnight)
 Legend

Waning Gibbous
Waning Gibbous, 19 days, 22 hours, 37 minutes in cycle
76%
Illuminated
Humidity Barometer
Current: Increased 7% since last hour. 67%
Last Hour: Increased 7% since last hour. 7%
High 6:32 AM: 74%
Low 1:45 PM: 42%
Record High: 99%
Jan-9-2024
Record Low: 6%
May-11-2025
Current: Rising 0.08 inHg/hr 29.880 inHg
Last Hour: Rising
High 12:03 AM: 29.890
Low 6:17 PM: 29.790
Record High: 30.939 inHg
Dec-14-2024
Record Low: 28.981 inHg
Feb-16-2025
Cooling Degree Days Snow3 Heat Index Air
Today: 14.7
Jul: 66.3
2026 to Date: 285.6
Heating Degree Days
2026 to Date: 3518.1
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: 4.00 in
0 snow days in July
0 snow days this season.2
First Snow of Season:
Jan-1-2026
Average 1st Snow:
19 of Dec
Current: 78.4°F
High 3:58 pm: 108.2°F
Yesterday: 114.4°F
Record: 114.4°F
Jul-3-2026
Quality
Index6:
69

Moderate
Density:
1.17 kg/m3
UV Summary/Forecast Solar Summary
High Today:   8.0 @ 10:09 AM
Jul-05

9.6 		Jul-06

9.2 		Jul-07

8.9
High Today:  
865 W/m2 @ 10:09 AM
Sun Hours Today:
01:55
   This Month: 10:26 Hrs
Rise: 5:26 am  Set: 8:26 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Evening
YTD Avg Temp: 47.5°F
Sunrise: 5:26 am
Sunset: 8:26 pm
Moonrise: 11:14 pm
Moonset: 10:52 am
Full Moon: Jun-29-2026
New Moon: 09:44 UTC
Jul-14-2026
Updated at Midnight
Current ET: 0.24 in
7-Days Rain: 0.88 in
7-Days ET: 1.16 in
7-Day: 0.281 in water in deficit of what evaporated in last 7 days. 0.281 in
July: 0.16 in water in excess of what evaporated this month. 0.16 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 Tonight & Sunday
Tonight

Thunder storm
Thunder storm
Low: 69°F 		WXSIM forecast: Mostly cloudy in the evening, becoming cloudy after midnight. Light to moderate fog in the evening, then patchy light fog after midnight. Rain likely. Scattered thundershowers possible. Low 69°. Wind northwest around 4 mph in the evening, becoming near calm after midnight. Chance of precipitation 80 percent. Precipitation mostly around an inch.
 Sunday

Thunder storm
Thunder storm
High: 87°F 		WXSIM forecast: Cloudy in the morning, becoming dense overcast in the afternoon. Patchy light fog in the morning. Rain likely. Scattered thundershowers possible. High 87°. UV index up to 5. Wind east-southeast around 3 mph. Chance of precipitation 60 percent. Precipitation mostly less than a quarter of an inch.
 WXSIM Short Term Weather Forecast
Sunday
night
Thunder storm
Thunder storm 		Monday

Thunder storm
Thunder storm 		Monday
night
Rain likely
Rain likely 		Tuesday

Rain likely
Rain likely 		Tuesday
night
Cloudy
Cloudy 		Wednesday

Mostly Cloudy
Mostly Cloudy 		Wednesday
night
Mostly Cloudy
Mostly Cloudy
Low: 66°F High: 76°F Low: 65°F High: 74°F Low: 62°F High: 82°F Low: 67°F