Nassau County, New York
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The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: Nassau County, New York
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Coastal Flood Watch
NYZ079>081-179-221030-
/O.COR.KOKX.CF.A.0001.170123T2000Z-170124T0300Z/
NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-SOUTHEASTERN SUFFOLK-
SOUTHERN NASSAU-
527 PM EST SAT JAN 21 2017

...COASTAL FLOOD WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH
MONDAY EVENING...

THE NATIONAL WEATHER SERVICE IN UPTON HAS ISSUED A COASTAL FLOOD
WATCH...WHICH IS IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY
EVENING.

* LOCATIONS...ALONG SOUTHERN AND EASTERN BAYS OF LONG
ISLAND...AND ALONG THE ATLANTIC OCEAN BEACHES.

* TIDAL DEPARTURES...3 1/2 TO 4 1/2 FT ABOVE ASTRONOMICAL TIDES.

* TIMING...MODERATE COASTAL FLOODING AROUND THE TIMES OF
ASTRONOMICAL HIGH TIDE...BETWEEN 4 PM AND 9 PM. THERE IS A LOW
PROBABILITY FOR MAJOR FLOOD THRESHOLDS TO BE REACHED IN ISOLATED
SPOTS.

* BEACH EROSION IMPACTS...ELEVATED WATER LEVELS IN COMBINATION
WITH 8 TO 12 FT SURF ARE EXPECTED TO CAUSE WIDESPREAD DUNE
EROSION AND LOCALIZED OVERWASHES ALONG THE ATLANTIC OCEAN
BEACHFRONT LATE SUNDAY NIGHT INTO TUESDAY.

* TIDAL IMPACTS...POTENTIAL FOR WIDESPREAD FLOODING OF VULNERABLE
SHORE ROADS AND/OR ADJACENT PROPERTIES DUE TO HEIGHT OF STORM
TIDE AND/OR WAVE ACTION. NUMEROUS ROAD CLOSURES MAY BE NEEDED.
ISOLATED STRUCTURAL DAMAGE MAY BE OBSERVED ALONG THE IMMEDIATE
SHORELINE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A COASTAL FLOOD WATCH MEANS THAT CONDITIONS FAVORABLE FOR
FLOODING ARE EXPECTED TO DEVELOP. COASTAL RESIDENTS SHOULD BE
ALERT FOR LATER STATEMENTS OR WARNINGS...AND TAKE ACTION TO
PROTECT PROPERTY.

&&

...NASSAU COUNTY SOUTH SHORE BAY WATER LEVELS FOR MONDAY EVENING...

COASTAL............TIME OF......FORECAST TOTAL.......FLOOD.....
LOCATION...........HIGH TIDE.....WATER LEVEL.........CATEGORY..
...................................(MLLW/NGVD).................

FREEPORT GAUGE NY....514 PM.....6.1-6.6/5.3-5.8......MOD-MAJ...
POINT LOOKOUT NY.....417 PM.....6.5-7.0/5.4-5.9......MODERATE..
E ROCKAWAY NY........430 PM.....6.8-7.3/5.3-5.8......MODERATE..

...SUFFOLK COUNTY SOUTH SHORE BAY WATER LEVELS FOR MONDAY EVENING...

COASTAL............TIME OF......FORECAST TOTAL.......FLOOD.....
LOCATION...........HIGH TIDE.....WATER LEVEL.........CATEGORY..
...................................(MLLW/MHHW).................

LINDENHURST NY.......657 PM.....4.0-4.5/2.5-3.0......MOD-MAJ...

...EASTERN WATER LEVELS FOR MONDAY EVENING...

COASTAL............TIME OF......FORECAST TOTAL.......FLOOD.....
LOCATION...........HIGH TIDE.....WATER LEVEL.........CATEGORY..
...................................(MLLW/MHHW).................

MONTAUK NY..........558 PM......4.3-4.8/1.8-2.3......MINOR.....
ORIENT POINT NY.....709 PM......5.0-5.5/2.1-2.6......MINOR.....
RIVERHEAD NY........906 PM......6.1-6.6/2.8-3.3......MODERATE..


$$
Dense Fog Advisory
CTZ009>012-NJZ006-106-108-NYZ071>075-078>081-176>179-221100-
/O.NEW.KOKX.FG.Y.0001.170121T2352Z-170122T1500Z/
/O.CON.KOKX.HW.A.0001.170123T0600Z-170124T0600Z/
SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-SOUTHERN MIDDLESEX-
SOUTHERN NEW LONDON-HUDSON-EASTERN ESSEX-EASTERN UNION-
SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-BRONX-
RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-NORTHWESTERN SUFFOLK-
NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-SOUTHEASTERN SUFFOLK-
NORTHERN QUEENS-NORTHERN NASSAU-SOUTHERN QUEENS-SOUTHERN NASSAU-
652 PM EST SAT JAN 21 2017

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EST SUNDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SUNDAY NIGHT
THROUGH LATE MONDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN UPTON HAS ISSUED A DENSE FOG
ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM EST SUNDAY.

* DENSE FOG...VISIBILITIES DROPPING TO ONE QUARTER MILE OR LESS.

* DENSE FOG TIMING...INTO SUNDAY MORNING.

* DENSE FOG IMPACTS...SIGNIFICANTLY REDUCED VISIBILITIES WILL MAKE
TRAVEL DIFFICULT.

* HIGH WINDS...NORTHEAST 30 TO 40 MPH WITH GUSTS UP TO 60 MPH.

* HIGH WIND TIMING...STRONGEST WINDS WILL LIKELY OCCUR FROM MID
MORNING MONDAY INTO MONDAY EVENING.

* HIGH WIND IMPACTS...DAMAGING WINDS WILL BLOW DOWN TREES AND
POWER LINES. WIDESPREAD POWER OUTAGES ARE EXPECTED. TRAVEL WILL
BE DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. LIMITED
VISIBILITIES WILL MAKE TRAVEL VERY DIFFICULT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH... OR GUSTS
OF 58 MPH OR HIGHER... MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO ONE QUARTER MILE OR LESS. IF DRIVING...SLOW DOWN...USE
YOUR LOW BEAM HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF
YOU IN CASE A SUDDEN STOP IS NEEDED.

&&

$$

High Wind Watch
CTZ009>012-NJZ006-106-108-NYZ071>075-078>081-176>179-221100-
/O.NEW.KOKX.FG.Y.0001.170121T2352Z-170122T1500Z/
/O.CON.KOKX.HW.A.0001.170123T0600Z-170124T0600Z/
SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-SOUTHERN MIDDLESEX-
SOUTHERN NEW LONDON-HUDSON-EASTERN ESSEX-EASTERN UNION-
SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-BRONX-
RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-NORTHWESTERN SUFFOLK-
NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-SOUTHEASTERN SUFFOLK-
NORTHERN QUEENS-NORTHERN NASSAU-SOUTHERN QUEENS-SOUTHERN NASSAU-
652 PM EST SAT JAN 21 2017

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EST SUNDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SUNDAY NIGHT
THROUGH LATE MONDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN UPTON HAS ISSUED A DENSE FOG
ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM EST SUNDAY.

* DENSE FOG...VISIBILITIES DROPPING TO ONE QUARTER MILE OR LESS.

* DENSE FOG TIMING...INTO SUNDAY MORNING.

* DENSE FOG IMPACTS...SIGNIFICANTLY REDUCED VISIBILITIES WILL MAKE
TRAVEL DIFFICULT.

* HIGH WINDS...NORTHEAST 30 TO 40 MPH WITH GUSTS UP TO 60 MPH.

* HIGH WIND TIMING...STRONGEST WINDS WILL LIKELY OCCUR FROM MID
MORNING MONDAY INTO MONDAY EVENING.

* HIGH WIND IMPACTS...DAMAGING WINDS WILL BLOW DOWN TREES AND
POWER LINES. WIDESPREAD POWER OUTAGES ARE EXPECTED. TRAVEL WILL
BE DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. LIMITED
VISIBILITIES WILL MAKE TRAVEL VERY DIFFICULT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH... OR GUSTS
OF 58 MPH OR HIGHER... MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO ONE QUARTER MILE OR LESS. IF DRIVING...SLOW DOWN...USE
YOUR LOW BEAM HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF
YOU IN CASE A SUDDEN STOP IS NEEDED.

&&

$$

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