Special Weather Statement SPECIAL WEATHER STATEMENT - NW Suffolk  - NE Suffolk  - Suffolk  - Nassau  - SW Suffolk  - SE Suffolk
Dense Fog Advisory DENSE FOG ADVISORY - Suffolk  - Nassau  - SW Suffolk  - SE Suffolk

Regional Radar Regional IR Satellite
Radar/Satellite images courtesy of Weather Underground.
spacer
METRIC | IMPERIAL
Updated: 10/21/2020 @ 11:15 pm  
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Warmer 0.4°F than last hour.

63.1°F

---
High Today
69.4°F
1:08 PM
Low Today
59.5°F
5:56 AM
Yest High
68.4°F
4:31 PM
Yest Low
53.4°F
12:01 AM
Sta* High
75.4°F
2017
Sta* Low
37.0°F
2018
* This Station's Records Since 8/2013
obscured -  fog obscured - fog

Wind from SSW Wind:  SSW
2.0

Gusting to:
2.0 mph
Current Rain Rain:
0.01 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
-1.6 of 100
Rest of
tonight
Fog
Fog
Thursday

Fog a.m.
Fog a.m.
Thursday
night
Fog
Fog
Low: 58° High: 74° Low: 58°

Click here for full Forecast
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 0.4°F since last hour. 62.0°F
Last Hour: Increased 0.4°F since last hour. 0.4°F
High 12:42 PM: 65.9°F
Low 5:56 AM: 58.7°F
Record High: 82.4°F on
Aug-13-2016
Record Low: -14.1°F on
Feb-13-2016
Wetbulb: 62.4°F
Rain Today
rain graph

Today: 0.01 in
Yesterday: 0.19 in
Last 7 Days: 1.13 in
Oct Rain: 2.63 in
Oct Avg: 3.68 in
Diff from Avg: Under 1.05 in for the month 1.05 in
Season:1 28.41 in
Last YTD:1 32.32 in
Last Rain
Time/Date:
Oct-21-2020
at 3:55 AM
113 rain days in 2020
7 days in October
0 days since last rain
Current: SSW  2.0 mph
1Hr Average: 2.2 mph
Wind Run: 27.35 miles
Wind Gust
Current: 2.0 mph mph
Today: 10.9 mph 1:13 PM
Month: 27.0 mph Oct-10
Year: 40.9 mph Jan-16
Record Gust: 48.3 mph
Jan-23-2016
Sunlight:
10 hrs 49 min
of Sunlight Today
graph 45.1% 54.9%
Which is
2 min 33 sec Shorter
Than Yesterday
 
Evening Crescent, 5 days, 7 hours, 46 minutes in cycle
34%
Illuminated
Humidity Barometer
Current: No Change 96%
Last Hour: No Change 0%
High 12:08 AM: 97%
Low 1:11 PM: 86%
Record High: 100%
Aug-27-2013
Record Low: 0%
Jan-26-2015
Current: Falling 0.006  inHg/hr 30.227 inHg
Last Hour: Steady
High 10:56 AM: 30.310 in.
Low 3:47 PM: 30.212 in.
Record High: 30.832 inHg
Feb-13-2018
Record Low: 28.795 inHg
Feb-7-2020
Heating Degree Days Snow3 Wind Chill Air
Today: 3.3
Oct: 157.1
2020 to Date: 3365.2
Cooling Degree Days
2020 to Date: 886.1
Today: 0.00 in
Yesterday: 0.00 in
Oct Snow: No Change 0.00 in
Oct 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 October
0 snow days this season.2
First Snow of Season:
--
Average 1st Snow:
13 of Dec
Current: 63.1°F
Low 5:56 AM: 59.5°F
Yesterday: 53.4°F
Record: -23.4°F
Feb-14-2016
Quality
Index6:

22


Good
Density:
1.22 kg/m3
UV Summary/Forecast Solar Summary
High Today:   4.0 @ 12:54 PM
Oct-22

3.1
Oct-23

3.2
Oct-24

3.3
High Today:  
765 W/m2 @ 12:25 PM
Sun Hours Today:
00:37
   This Month: 79:02 Hrs
Rise: 7:11 am  Set: 6:00 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Evening
YTD Avg Temp: 56.5°F
Sunrise: 7:11 am
Sunset: 6:00 pm
Moonrise: 1:46 pm
Moonset: 9:56 pm
Full Moon: Oct-31-2020
New Moon: 05:08 UTC
Nov-15-2020
Updated at Midnight
Current ET: 0.05 in
7-Days Rain: 1.13 in
7-Days ET: 0.41 in
7-Day:  0.724 in water in excess of what evaporated in last 7 days. 0.724 in
October:  1.24 in water in excess of what evaporated this month. 1.24 in
HIGHS: LOWS:
99.3°F
Jul-20-2019
-2.0°F
Feb-14-2016
Daytime Records
  94.5°F
Jul-21-2019
  6.3°F
Feb-14-2016
Nitetime Records
  82.4°F
Jul-22-2019
  3.4°F
Feb-14-2016
ICN:11 | 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.  
  Weather Forecast  -   Outlook Rest of tonight & Thursday
Rest of
tonight
Fog
Fog
Low: 58°
WXSIM forecast: Moderate fog. Mild. Low 58°. Wind west-southwest around 2 mph.
Thursday

Fog a.m.
Fog a.m.
High: 74°
WXSIM forecast: Partly cloudy. Moderate fog in the morning. Unusually warm. High 74°. UV index up to 3. Wind southwest around 2 mph in the morning, becoming south-southeast in the afternoon.
  Short Term Weather Forecast
Thursday
night
Fog
Fog
Friday

Fog a.m.
Fog a.m.
Friday
night
Fog
Fog
Saturday

Fog a.m.
Fog a.m.
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Overcast
Overcast
Low: 58° High: 66° Low: 57° High: 70° Low: 41° High: 56° Low: 48°