Islip, NY

8:48 PM EST on January 19, 2019 (GMT -0500)
Snug Harbor | | Change Station

Elev 3 ft 40.72 °N, 73.22 °W | Updated 12 seconds ago

Overcast
Overcast
38.1 °F
Feels Like 38 °F
N
2.2
Wind Variable Wind from SW
Gusts 4.5 mph

Today
High -- | Low -- °F
--% Chance of Precip.
Yesterday
High -- | Low -- °F
Precip. -- in
Pressure 30.06 in
Visibility 10.0 miles
Clouds Mostly Cloudy 2600 ft
Overcast 4700 ft
Windchill 38 °F
Dew Point 32 °F
Humidity 78%
Rainfall 0.00 in
Snow Depth Not available.
7:12 AM 4:54 PM
Waxing Gibbous, 98% visible
METAR KISP 200056Z 11011KT 10SM BKN026 OVC047 03/M01 A3005 RMK AO2 SLP177 T00331011
Pressure 30.06 in
Visibility 10.0 miles
Clouds Mostly Cloudy 2600 ft
Overcast 4700 ft
Windchill 38 °F
Dew Point 32 °F
Humidity 78%
Rainfall 0.00 in
Snow Depth Not available.
7:12 AM 4:54 PM
Waxing Gibbous, 98% visible
METAR KISP 200056Z 11011KT 10SM BKN026 OVC047 03/M01 A3005 RMK AO2 SLP177 T00331011

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10-Day Weather Forecast

Almanac

Astronomy

Jan. 19, 2019 Rise Set
Actual Time
Civil Twilight
Nautical Twilight
Astronomical Twilight
Moon
Length of Visible Light
Length of Day
Tomorrow will be .
, % of the Moon is Illuminated

Today's Extremes

State Highs State Lows

Community

WunderPhotos

Category 6

Welcome to Category 6. This is the collective home for Weather Underground's featured writeups by Dr. Jeff Masters (right), Bob Henson (left), Chris Burt, and other regular contributors.

Nearby

Air Quality

  Air Quality AQ Index Pollutant
Not available.

Snow Depth

Station Depth Elevation

Earthquake Activity

City Distance Mag. Time & Date
Minimum magnitude displayed is 2.5.

Coastal Water Temperatures

Place Temperature

Stations

Nearby Weather Stations

Station Location Temp. Windchill Dew Point Humidity Wind Precip. Elev Updated Type
                   

Watches & Warnings

Coastal Flood Advisory, Flash Flood Watch
Issued: 5:54 PM EST Jan. 19, 2019 – National Weather Service

... Coastal flood advisory remains in effect from 6 am to 1 PM EST
Sunday...

* locations... vulnerable coastal locations across southern
Suffolk County, including along the Great South Bay and
Atlantic Ocean beachfront.

* Tidal departure... around 1 1/2 ft above astronomical tides.

* Coastal flood impacts... shallow flooding is expected in the
most vulnerable locations near the Waterfront and shoreline.
Expect around 1 to 2 feet of inundation above ground level in
low lying, vulnerable areas. Some roads and low lying property
including parking lots, Parks, lawns and homes/businesses with
basements near the Waterfront will experience shallow flooding.

* Shoreline impacts... breaking waves of 7 to 11 ft will result in
beach erosion and flooding along the Atlantic Ocean shoreline,
with minor damage possible to dune structures.

* Timing... around the times of high tide Sunday morning.

Precautionary/preparedness actions...

A coastal flood advisory indicates that onshore winds and tides
will combine to generate flooding of low areas along the shore.


Time of high total tides are approximate to the nearest hour.

Freeport NY
MLLW categories - minor 5.7 ft, moderate 6.2 ft, major 6.9 ft
mhhw categories - minor 1.2 ft, moderate 1.7 ft, major 2.4 ft
for ngvd - subtract 1.2 ft from MLLW values

             total total departure
day/time tide tide from norm waves flood
            ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
20/07 am 6.1/ 6.6 1.6/ 2.0 2.3/ 2.8 0-2 moderate


Lindenhurst NY
MLLW categories - minor 3.1 ft, moderate 3.6 ft, major 4.1 ft
mhhw categories - minor 1.6 ft, moderate 2.1 ft, major 2.6 ft

             total total departure
day/time tide tide from norm waves flood
            ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
20/09 am 2.9/ 3.4 1.4/ 1.9 1.4/ 1.8 0-1 minor


Watch Hill NY
MLLW categories - minor 3.1 ft, moderate 3.6 ft, major 4.1 ft
mhhw categories - minor 1.7 ft, moderate 2.2 ft, major 2.7 ft

             total total departure
day/time tide tide from norm waves flood
            ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
20/10 am 2.6/ 3.1 1.2/ 1.7 1.1/ 1.6 0-2 none


Point Lookout NY
MLLW categories - minor 5.8 ft, moderate 6.8 ft, major 7.8 ft
mhhw categories - minor 1.1 ft, moderate 2.1 ft, major 3.1 ft

             total total departure
day/time tide tide from norm waves flood
            ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
20/06 am 6.4/ 6.9 1.7/ 2.2 1.9/ 2.3 4-5 minor


Montauk NY
MLLW categories - minor 4.5 ft, moderate 5.3 ft, major 7.0 ft
mhhw categories - minor 2.0 ft, moderate 2.8 ft, major 4.5 ft

             total total departure
day/time tide tide from norm waves flood
            ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
20/08 am 4.7/ 5.2 2.2/ 2.7 1.9/ 2.3 1-2 minor


Riverhead NY
MLLW categories - minor 5.6 ft, moderate 6.3 ft, major 7.1 ft
mhhw categories - minor 2.3 ft, moderate 3.0 ft, major 3.8 ft

             total total departure
day/time tide tide from norm waves flood
            ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
20/11 am 5.7/ 6.2 2.5/ 3.0 2.1/ 2.6 0-1 min-mod


Orient Point NY
MLLW categories - minor 4.7 ft, moderate 5.7 ft, major 6.7 ft
mhhw categories - minor 1.9 ft, moderate 2.9 ft, major 3.9 ft

             total total departure
day/time tide tide from norm waves flood
            ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
20/09 am 5.1/ 5.6 2.2/ 2.7 1.8/ 2.2 2-4 minor


Moriches Bay NY
MLLW categories - minor 4.4 ft, moderate 5.4 ft, major 6.4 ft
mhhw categories - minor 1.8 ft, moderate 2.8 ft, major 3.8 ft

             total total departure
day/time tide tide from norm waves flood
            ft MLLW ft mhhw ft ft impact
-------- --------- --------- --------- ------- --------
20/08 am 3.9/ 4.4 1.3/ 1.8 1.5/ 2.0 0-2 none






301 PM EST Sat Jan 19 2019

... Flash Flood Watch in effect from 1 am EST Sunday through
Sunday afternoon...

The National Weather Service in Upton has issued a

* Flash Flood Watch for portions of southern Connecticut,
northeast New Jersey, and southeast New York, including the
following areas, in southern Connecticut, southern Fairfield,
southern Middlesex, southern New Haven, and southern New
London. In northeast New Jersey, eastern Bergen, eastern
Essex, eastern Passaic, eastern Union, Hudson, western Essex,
and western Union. In southeast New York, Bronx, Kings
(brooklyn), New York (manhattan), northeastern Suffolk,
northern Nassau, northern Queens, northwestern Suffolk,
Richmond (staten island), southeastern Suffolk, southern
Nassau, southern Queens, southern Westchester, and
southwestern Suffolk.

* From 1 am EST Sunday through Sunday afternoon

* a storm system approaches tonight and passes across the area
Sunday. A wintry mix this evening will changeover to rain across
the watch area, and will be heavy at times overnight and into
Sunday morning. Total amounts of 1 1/2 to 2 1/2 inches is
possible, which may result in flooding of urban areas, and
flashy streams.

* Any fresh water flooding will be exacerbated by coastal
flooding during the Sunday morning high tide.

Precautionary/preparedness actions...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.
You should monitor later forecasts and be prepared to take action
should flash flood warnings be issued.



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