Alert archive / New York / Winter Storm Warnings in 2009

Winter Storm Warning 4, NWS New York, NY

March 1, 20099 counties in New York; 4 counties in Connecticut; Hudson County, Passaic County, New Jersey

NWS New York, NY issued this winter storm warning at Mar 1, 2009, 3:48 AM EST for 9 counties in New York; 4 counties in Connecticut; Hudson County, Passaic County, New Jersey. It took effect at Mar 1, 2009, 6:00 PM EST. It was in force for 25 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 1, 2009, 3:48 AM EST (08:48 UTC)
In effect from
Mar 1, 2009, 6:00 PM EST
Expired
Mar 2, 2009, 7:00 PM EST
In force
25 hr
Issued by
NWS New York, NY

Counties Greater Bridgeport Planning Region, CT, Lower Connecticut River Valley Planning Region, CT, Naugatuck Valley Planning Region, CT, Southeastern Connecticut Planning Region, CT, Hudson County, NJ, Passaic County, NJ, Bronx County, NY, Kings County, NY, New York County, NY, Orange County, NY, Putnam County, NY, Richmond County, NY, Rockland County, NY, Suffolk County, NY, Westchester County, NY

The radar

The Brookhaven radar (KOKX), 66 km from the middle of the area, began a volume at 08:50 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 8.8 hours before the alert went out and 66 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 00:00Z on 2009-03-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 2009-03-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1789 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
141 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS41 KOKX 010848
WSWOKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
348 AM EST SUN MAR 1 2009

...MAJOR SNOWSTORM TO IMPACT TRI-STATE AREA TONIGHT AND MONDAY...

.AN AREA OF LOW PRESSURE WILL TRACK NORTHEAST FROM THE CAROLINA
COAST THIS EVENING...TO EAST OF CAPE COD BY MONDAY EVENING. STRONG
CANADIAN HIGH PRESSURE TO THE NORTH WILL PROVIDE THE COLD AIR FOR
A MAINLY SNOW EVENT...WITH SOME SLEET MIXED IN LATE SUNDAY NIGHT
AND MONDAY MORNING OVER FAR SOUTHEASTERN CONNECTICUT AND THE TWIN
FORKS OF LONG ISLAND.

CTZ005>012-NJZ002>006-011-NYZ067>081-011700-
/O.UPG.KOKX.WS.A.0004.090301T2300Z-090302T2300Z/
/O.NEW.KOKX.WS.W.0004.090301T2300Z-090302T2300Z/
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
NORTHERN NEW LONDON-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-WESTERN PASSAIC-BERGEN-
EASTERN PASSAIC-ESSEX-HUDSON-UNION-ORANGE-PUTNAM-ROCKLAND-
NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-
BRONX-RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-QUEENS-NASSAU-
NORTHWESTERN SUFFOLK-NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-
SOUTHEASTERN SUFFOLK-
348 AM EST SUN MAR 1 2009

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 PM
EST MONDAY...

THE NATIONAL WEATHER SERVICE IN UPTON HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM EST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

A MIXTURE OF SNOW AND SLEET WILL IMPACT MAINLY SOUTHERN PORTIONS
OF THE TRI-STATE THIS MORNING WITH AROUND AN INCH OF SNOW AND
SLEET POSSIBLE FROM LONG ISLAND SOUND ON SOUTH AND COASTAL
SOUTHEAST CONNECTICUT...AND LITTLE OR NO ACCUMULATION NORTH OF THE
SOUND AND COASTAL SOUTHEAST CONNECTICUT.

AFTER A LULL IN THE PRECIPITATION THIS AFTERNOON...SNOW WILL BEGIN
TO OVERSPREAD THE TRI-STATE FROM SOUTHWEST TO NORTHEAST THIS
EVENING. THE SNOW WILL CONTINUE...HEAVY AT TIMES OVER ALL BUT
INTERIOR PORTIONS OF THE LOWER HUDSON VALLEY AND NORTHEAST NEW
JERSEY...THROUGH THE OVERNIGHT AND INTO MONDAY MORNING. ENOUGH
WARM AIR SHOULD BUILD IN ALOFT THAT THE SNOW SHOULD MIX WITH OR
POSSIBLY CHANGE TO ALL SLEET OVER FAR SOUTHEASTERN CONNECTICUT AND
THE TWIN FORKS OF LONG ISLAND...BEFORE CHANGING TO ALL SNOW BY
LATE MONDAY MORNING. THE SNOW WILL THEN TAPER OFF FROM SOUTHWEST
TO NORTHEAST THIS AFTERNOON. 

TOTAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 6 TO 10 INCHES
OVER ORANGE AND WESTERN PASSAIC COUNTIES AND 7 TO 11 INCHES ON THE
SOUTH FORK OF LONG ISLAND...TO 10 TO 14 INCHES IN BETWEEN...WITH
LOCALLY HIGHER AMOUNTS POSSIBLE. WHILE SOME SNOW SHOWERS ARE
POSSIBLE MONDAY NIGHT...ESPECIALLY OVER CONNECTICUT AND LONG
ISLAND...LITTLE OR NO ADDITIONAL ACCUMULATION IS EXPECTED FROM
THESE.

WITH SUSTAINED NORTH WINDS OF 15 TO 25 MPH WITH GUSTS OF 30
TO OCCASIONALLY 35 MPH...THERE WILL BE BLOWING AND DRIFTING OF
SNOW AS WELL...OCCASIONALLY REDUCING THE VISIBILITY TO UNDER A
QUARTER OF A MILE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

STAY TUNED TO NOAA ALL HAZARDS WEATHER RADIO OR VISIT OUR WEB
SITE AT WEATHER.GOV/NYC FOR FURTHER DETAILS AND UPDATES.

$$

MALOIT
9 follow-up statements
000 
WWUS41 KOKX 011142 CCA
WSWOKX

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE NEW YORK NY
642 AM EST SUN MAR 1 2009

...MAJOR SNOWSTORM TO IMPACT TRI-STATE AREA TONIGHT AND MONDAY...

.AN AREA OF LOW PRESSURE WILL TRACK NORTHEAST FROM THE CAROLINA
COAST THIS EVENING...TO EAST OF CAPE COD BY MONDAY EVENING. STRONG
CANADIAN HIGH PRESSURE TO THE NORTH WILL PROVIDE THE COLD AIR FOR
A MAINLY SNOW EVENT...WITH SOME SLEET MIXED IN LATE SUNDAY NIGHT
AND MONDAY MORNING OVER FAR SOUTHEASTERN CONNECTICUT AND THE TWIN
FORKS OF LONG ISLAND.

CTZ005>012-NJZ002>006-011-NYZ067>081-012000-
/O.UPG.KOKX.WS.A.0004.090301T2300Z-090302T2300Z/
/O.COR.KOKX.WS.W.0004.090301T2300Z-090302T2300Z/
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
NORTHERN NEW LONDON-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-WESTERN PASSAIC-BERGEN-
EASTERN PASSAIC-ESSEX-HUDSON-UNION-ORANGE-PUTNAM-ROCKLAND-
NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-
BRONX-RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-QUEENS-NASSAU-
NORTHWESTERN SUFFOLK-NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-
SOUTHEASTERN SUFFOLK-
642 AM EST SUN MAR 1 2009

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 PM
EST MONDAY...

THE NATIONAL WEATHER SERVICE IN UPTON HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM EST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

A MIXTURE OF SNOW AND SLEET WILL IMPACT MAINLY SOUTHERN PORTIONS
OF THE TRI-STATE THIS MORNING WITH AROUND AN INCH OF SNOW AND
SLEET POSSIBLE FROM LONG ISLAND SOUND ON SOUTH AND COASTAL
SOUTHEAST CONNECTICUT...AND LITTLE OR NO ACCUMULATION NORTH OF THE
SOUND AND COASTAL SOUTHEAST CONNECTICUT.

AFTER A LULL IN THE PRECIPITATION THIS AFTERNOON...SNOW WILL BEGIN
TO OVERSPREAD THE TRI-STATE FROM SOUTHWEST TO NORTHEAST THIS
EVENING. THE SNOW WILL CONTINUE...HEAVY AT TIMES OVER ALL BUT
INTERIOR PORTIONS OF THE LOWER HUDSON VALLEY AND NORTHEAST NEW
JERSEY...THROUGH THE OVERNIGHT AND INTO MONDAY MORNING. ENOUGH
WARM AIR SHOULD BUILD IN ALOFT THAT THE SNOW SHOULD MIX WITH OR
POSSIBLY CHANGE TO ALL SLEET OVER FAR SOUTHEASTERN CONNECTICUT AND
THE TWIN FORKS OF LONG ISLAND...BEFORE CHANGING TO ALL SNOW BY
LATE MONDAY MORNING. THE SNOW WILL THEN TAPER OFF FROM SOUTHWEST
TO NORTHEAST MONDAY AFTERNOON.

TOTAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 6 TO 10 INCHES
OVER ORANGE AND WESTERN PASSAIC COUNTIES AND 7 TO 11 INCHES ON THE
SOUTH FORK OF LONG ISLAND...TO 10 TO 14 INCHES IN BETWEEN...WITH
LOCALLY HIGHER AMOUNTS POSSIBLE. WHILE SOME SNOW SHOWERS ARE
POSSIBLE MONDAY NIGHT...ESPECIALLY OVER CONNECTICUT AND LONG
ISLAND...LITTLE OR NO ADDITIONAL ACCUMULATION IS EXPECTED FROM
THESE.

WITH SUSTAINED NORTH WINDS OF 15 TO 25 MPH WITH GUSTS OF 30
TO OCCASIONALLY 35 MPH...THERE WILL BE BLOWING AND DRIFTING OF
SNOW AS WELL...OCCASIONALLY REDUCING THE VISIBILITY TO UNDER A
QUARTER OF A MILE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

STAY TUNED TO NOAA ALL HAZARDS WEATHER RADIO OR VISIT OUR WEB
SITE AT WEATHER.GOV/NYC FOR FURTHER DETAILS AND UPDATES.

$$

MALOIT
000 
WWUS41 KOKX 011546
WSWOKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
1046 AM EST SUN MAR 1 2009

...MAJOR SNOWSTORM TO IMPACT TRI-STATE AREA TONIGHT AND MONDAY...

.AN AREA OF LOW PRESSURE WILL TRACK NORTHEAST FROM THE CAROLINA
COAST THIS EVENING...TO EAST OF CAPE COD BY MONDAY EVENING.
STRONG CANADIAN HIGH PRESSURE TO THE NORTH WILL PROVIDE THE COLD
AIR FOR A MAINLY SNOW EVENT...WITH SOME SLEET MIXING IN LATE
TONIGHT AND MONDAY MORNING OVER FAR SOUTHEASTERN CONNECTICUT AND
THE TWIN FORKS OF LONG ISLAND.

CTZ005>012-NJZ002>006-011-NYZ067>081-012200-
/O.CON.KOKX.WS.W.0004.090301T2300Z-090302T2300Z/
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
NORTHERN NEW LONDON-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-WESTERN PASSAIC-BERGEN-
EASTERN PASSAIC-ESSEX-HUDSON-UNION-ORANGE-PUTNAM-ROCKLAND-
NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-
BRONX-RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-QUEENS-NASSAU-
NORTHWESTERN SUFFOLK-NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-
SOUTHEASTERN SUFFOLK-
1046 AM EST SUN MAR 1 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM EST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM EST MONDAY. 

AFTER A LULL IN THE PRECIPITATION THIS AFTERNOON...A STEADIER SNOW
WILL OVERSPREAD THE REGION FROM SOUTHWEST TO NORTHEAST THIS EVENING.
THE SNOW WILL BE HEAVY AT TIMES THROUGH THE OVERNIGHT AND INTO
MONDAY MORNING. THERE MAY ENOUGH WARM AIR ALOFT FOR SLEET TO MIX
IN ACROSS SOUTHEASTERN CONNECTICUT AND THE TWIN FORKS OF LONG 
ISLAND AT THE HEIGHT OF THE STORM. THE SNOW WILL THEN TAPER OFF
FROM SOUTHWEST TO NORTHEAST MONDAY AFTERNOON.

TOTAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 6 TO 10 INCHES
OVER ORANGE AND WESTERN PASSAIC COUNTIES AND 7 TO 11 INCHES ON
THE SOUTH FORK OF LONG ISLAND...TO 10 TO 14 INCHES IN BETWEEN...
WITH LOCALLY HIGHER AMOUNTS POSSIBLE. WHILE SOME SNOW SHOWERS ARE
POSSIBLE MONDAY NIGHT...ESPECIALLY OVER CONNECTICUT AND LONG
ISLAND...LITTLE OR NO ADDITIONAL ACCUMULATION IS EXPECTED FROM
THESE.

WITH SUSTAINED NORTH WINDS OF 15 TO 25 MPH WITH GUSTS OF 30 TO
OCCASIONALLY 35 MPH...THERE WILL BE BLOWING AND DRIFTING OF SNOW
AS WELL...OCCASIONALLY REDUCING THE VISIBILITY TO UNDER A QUARTER
OF A MILE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

STAY TUNED TO NOAA ALL HAZARDS WEATHER RADIO OR VISIT OUR WEB
SITE AT WEATHER.GOV/NYC FOR FURTHER DETAILS AND UPDATES.

$$
000 
WWUS41 KOKX 011617 CCA
WSWOKX

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE NEW YORK NY
1110 AM EST SUN MAR 1 2009

...MAJOR SNOWSTORM TO IMPACT TRI-STATE AREA TONIGHT AND MONDAY...

.AN AREA OF LOW PRESSURE WILL TRACK NORTHEAST FROM THE CAROLINA
COAST THIS EVENING...TO EAST OF CAPE COD BY MONDAY EVENING.
STRONG CANADIAN HIGH PRESSURE TO THE NORTH WILL PROVIDE THE COLD
AIR FOR A MAINLY SNOW EVENT...WITH SOME SLEET MIXING IN LATE
TONIGHT AND MONDAY MORNING OVER FAR SOUTHEASTERN CONNECTICUT AND
THE TWIN FORKS OF LONG ISLAND.

CTZ005>012-NJZ002>006-011-NYZ067>081-012230-
/O.COR.KOKX.WS.W.0004.090301T2300Z-090302T2300Z/
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
NORTHERN NEW LONDON-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-WESTERN PASSAIC-BERGEN-
EASTERN PASSAIC-ESSEX-HUDSON-UNION-ORANGE-PUTNAM-ROCKLAND-
NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-
BRONX-RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-QUEENS-NASSAU-
NORTHWESTERN SUFFOLK-NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-
SOUTHEASTERN SUFFOLK-
1110 AM EST SUN MAR 1 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM EST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM EST MONDAY. 

AFTER A LULL IN THE PRECIPITATION THIS AFTERNOON...A STEADIER SNOW
WILL OVERSPREAD THE REGION FROM SOUTHWEST TO NORTHEAST THIS EVENING.
THE SNOW WILL BE HEAVY AT TIMES THROUGH THE OVERNIGHT AND INTO
MONDAY MORNING. THERE MAY BE ENOUGH WARM AIR ALOFT FOR SLEET TO
MIX IN ACROSS SOUTHEASTERN CONNECTICUT AND THE TWIN FORKS OF LONG
ISLAND AT THE HEIGHT OF THE STORM. THE SNOW WILL THEN TAPER OFF
FROM SOUTHWEST TO NORTHEAST MONDAY AFTERNOON.

TOTAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 6 TO 10 INCHES
OVER ORANGE AND WESTERN PASSAIC COUNTIES AND 7 TO 11 INCHES ON
THE SOUTH FORK OF LONG ISLAND...TO 10 TO 14 INCHES IN BETWEEN...
WITH LOCALLY HIGHER AMOUNTS POSSIBLE. WHILE SOME SNOW SHOWERS ARE
POSSIBLE MONDAY NIGHT...ESPECIALLY OVER CONNECTICUT AND LONG
ISLAND...LITTLE OR NO ADDITIONAL ACCUMULATION IS EXPECTED FROM
THESE.

SUSTAINED NORTH WINDS OF 15 TO 25 MPH WITH GUSTS OF 30 TO OCCASIONALLY
35 MPH WILL RESULT IN BLOWING AND DRIFTING SNOW WITH VISIBILITIES
OF LESS THAN A QUARTER OF A MILE AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

STAY TUNED TO NOAA ALL HAZARDS WEATHER RADIO OR VISIT OUR WEB
SITE AT WEATHER.GOV/NYC FOR FURTHER DETAILS AND UPDATES.

$$
000 
WWUS41 KOKX 012111
WSWOKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
411 PM EST SUN MAR 1 2009

...MAJOR SNOWSTORM TO IMPACT TRI-STATE AREA TONIGHT AND MONDAY...

.LOW PRESSURE ALONG THE CAROLINA COAST THIS EVENING WILL TRACK
NORTHEAST...PASSING TO THE SOUTH AND EAST OF LONG ISLAND MONDAY
MORNING. THE LOW WILL THEN PROCEED UP INTO THE GULF OF MAINE BY
MONDAY EVENING. STRONG CANADIAN HIGH PRESSURE TO THE NORTH WILL
PROVIDE THE COLD AIR FOR A MAINLY SNOW EVENT...WITH SOME SLEET
MIXING IN LATE TONIGHT AND MONDAY MORNING OVER FAR SOUTHEASTERN
CONNECTICUT AND THE TWIN FORKS OF LONG ISLAND.

CTZ005>012-NJZ002>006-011-NYZ067>081-020515-
/O.CON.KOKX.WS.W.0004.090301T2300Z-090302T2300Z/
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
NORTHERN NEW LONDON-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-WESTERN PASSAIC-BERGEN-
EASTERN PASSAIC-ESSEX-HUDSON-UNION-ORANGE-PUTNAM-ROCKLAND-
NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-
BRONX-RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-QUEENS-NASSAU-
NORTHWESTERN SUFFOLK-NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-
SOUTHEASTERN SUFFOLK-
411 PM EST SUN MAR 1 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM EST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM EST MONDAY. 

A STEADY SNOW WILL OVERSPREAD THE TRI-STATE AREA FROM SOUTHWEST TO
NORTHEAST THIS EVENING. THE SNOW WILL BE HEAVY AT TIMES THROUGH
THE OVERNIGHT AND INTO MONDAY MORNING. THERE MAY BE ENOUGH WARM
AIR ALOFT FOR SLEET TO MIX IN ACROSS SOUTHEASTERN CONNECTICUT AND
THE TWIN FORKS OF LONG ISLAND AT THE HEIGHT OF THE STORM...BUT FOR
THE MOST PART THIS WILL BE AN ALL SNOW EVENT. THE SNOW WILL THEN
TAPER OFF MONDAY AFTERNOON.

TOTAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 4 TO 8 INCHES OVER
ORANGE AND WESTERN PASSAIC COUNTIES...TO 10 TO 14 INCHES ACROSS
CENTRAL LONG ISLAND AND SOUTH CENTRAL CONNECTICUT. SOMEWHAT LOWER
AMOUNTS ARE FORECAST ACROSS THE TWIN FORKS OF EASTERN LONG ISLAND
AND SOUTHEAST CONNECTICUT DUE TO THE SNOW POSSIBLY MIXING WITH
SLEET. FOR THE NEW YORK CITY METRO AREA...8 TO 12 INCHES OF
SNOWFALL IS EXPECTED.

SUSTAINED NORTH WINDS OF 15 TO 25 MPH WITH GUSTS OF 30 TO
OCCASIONALLY 35 MPH WILL RESULT IN BLOWING AND DRIFTING SNOW WITH
VISIBILITIES OF LESS THAN A QUARTER OF A MILE AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

STAY TUNED TO NOAA ALL HAZARDS WEATHER RADIO OR VISIT OUR WEB
SITE AT WEATHER.GOV/NYC FOR FURTHER DETAILS AND UPDATES.

$$
000 
WWUS41 KOKX 020209
WSWOKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
909 PM EST SUN MAR 1 2009

...MAJOR SNOWSTORM TO IMPACT TRI-STATE AREA OVERNIGHT AND MONDAY...

.LOW PRESSURE MOVING OFF THE CAROLINA COAST WILL TRACK
NORTHEAST...PASSING TO THE SOUTH AND EAST OF LONG ISLAND MONDAY
MORNING. THE LOW WILL THEN PROCEED UP INTO THE GULF OF MAINE BY
MONDAY EVENING. STRONG CANADIAN HIGH PRESSURE TO THE NORTH WILL
PROVIDE THE COLD AIR FOR A MAINLY SNOW EVENT...WITH SOME SLEET
MIXING IN LATE TONIGHT AND MONDAY MORNING OVER FAR SOUTHEASTERN
CONNECTICUT AND THE TWIN FORKS OF LONG ISLAND.

CTZ005>012-NJZ002>006-011-NYZ067>081-021030-
/O.CON.KOKX.WS.W.0004.000000T0000Z-090302T2300Z/
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
NORTHERN NEW LONDON-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-WESTERN PASSAIC-BERGEN-
EASTERN PASSAIC-ESSEX-HUDSON-UNION-ORANGE-PUTNAM-ROCKLAND-
NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-
BRONX-RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-QUEENS-NASSAU-
NORTHWESTERN SUFFOLK-NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-
SOUTHEASTERN SUFFOLK-
909 PM EST SUN MAR 1 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM EST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM EST MONDAY. 

A STEADY SNOW WILL BECOME HEAVY AT TIMES THROUGH THE OVERNIGHT AND
INTO MONDAY MORNING. THERE MAY BE ENOUGH WARM AIR ALOFT FOR SLEET
TO MIX IN ACROSS SOUTHEASTERN CONNECTICUT AND THE TWIN FORKS OF
LONG ISLAND AT THE HEIGHT OF THE STORM...BUT FOR THE MOST PART
THIS WILL BE AN ALL SNOW EVENT. THE SNOW WILL THEN TAPER OFF
MONDAY AFTERNOON.

TOTAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 4 TO 8 INCHES OVER
ORANGE AND WESTERN PASSAIC COUNTIES...TO 10 TO 14 INCHES ACROSS
CENTRAL LONG ISLAND AND SOUTH CENTRAL CONNECTICUT. SOMEWHAT LOWER
AMOUNTS ARE FORECAST ACROSS THE TWIN FORKS OF EASTERN LONG ISLAND
AND SOUTHEAST CONNECTICUT DUE TO THE SNOW POSSIBLY MIXING WITH
SLEET. FOR THE NEW YORK CITY METRO AREA...8 TO 12 INCHES OF
SNOWFALL IS EXPECTED.

SUSTAINED NORTH WINDS OF 15 TO 25 MPH WITH GUSTS OF 30 TO
OCCASIONALLY 35 MPH WILL RESULT IN BLOWING AND DRIFTING SNOW WITH
VISIBILITIES OF LESS THAN A QUARTER OF A MILE AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

STAY TUNED TO NOAA ALL HAZARDS WEATHER RADIO OR VISIT OUR WEB
SITE AT WEATHER.GOV/NYC FOR FURTHER DETAILS AND UPDATES.

$$
000 
WWUS41 KOKX 020955
WSWOKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
455 AM EST MON MAR 2 2009

...MAJOR SNOWSTORM TO IMPACT TRI-STATE AREA OVERNIGHT AND
MONDAY...

.STRONG LOW PRESSURE WILL MOVE NORTHEAST TODAY...PASSING SOUTH AND
EAST OF LONG ISLAND. MODERATE TO HEAVY SNOW AND GUSTY NORTH TO
NORTHEAST WINDS WILL CONTINUE THIS MORNING. A BRIEF LULL IN THE
SNOWFALL MAY OCCUR LATER THIS MORNING...BUT SNOW IS EXPECTED TO
RETURN THIS AFTERNOON BEFORE TAPERING OFF EARLY THIS EVENING.

CTZ005>012-NJZ002>006-011-NYZ067>081-022100-
/O.CON.KOKX.WS.W.0004.000000T0000Z-090302T2300Z/
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
NORTHERN NEW LONDON-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-WESTERN PASSAIC-BERGEN-
EASTERN PASSAIC-ESSEX-HUDSON-UNION-ORANGE-PUTNAM-ROCKLAND-
NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-
BRONX-RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-QUEENS-NASSAU-
NORTHWESTERN SUFFOLK-NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-
SOUTHEASTERN SUFFOLK-
455 AM EST MON MAR 2 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING. 

A MAJOR WINTER STORM WILL CONTINUE TO IMPACT THE REGION TODAY.
CURRENT SNOWFALL TOTALS RANGE FROM 6 TO 9 INCHES ACROSS LONG
ISLAND AND SOUTHERN CONNECTICUT...4 TO 6 INCHES IN AND AROUND NEW
YORK CITY...AND 3 TO 5 INCHES ACROSS INTERIOR NORTHEASTERN NEW
JERSEY AND THE LOWER HUDSON VALLEY.

MODERATE TO OCCASIONALLY HEAVY SNOW WILL CONTINUE ACROSS NEW YORK
CITY...LONG ISLAND...AND SOUTHERN CONNECTICUT THIS MORNING. A VERY
HEAVY BURST OF SNOW...ALONG WITH STRONG WINDS IS POSSIBLE ACROSS
THESE AREAS FOR THE NEXT FEW HOURS. NEAR BLIZZARD CONDITIONS AND
THE DEVELOPMENT OF SNOW DRIFTS ARE POSSIBLE AS WELL.

ACROSS THE LOWER HUDSON VALLEY AND INTERIOR NORTHEASTERN NEW
JERSEY...LIGHTER SNOW WILL FALL.

THE SNOW MAY TEMPORARILY STOP FOR A PERIOD OF 2 TO 3 HOURS...BEFORE
STARTING UP AGAIN BY MID MORNING.

TOTAL ACCUMULATIONS ARE EXPECTED TO RANGE FROM 4 TO 8 INCHES OVER
ORANGE AND WESTERN PASSAIC COUNTIES...TO 10 TO 14 INCHES ACROSS
LONG ISLAND AND SOUTH CENTRAL CONNECTICUT. FOR THE NEW YORK CITY
METRO AREA...NORTHEAST NEW JERSEY...AND THE LOWER HUDSON VALLEY...6 TO 10
INCHES OF SNOWFALL IS EXPECTED.

SUSTAINED NORTH WINDS OF 15 TO 25 MPH WITH GUSTS OF 30 TO
OCCASIONALLY 35 MPH WILL RESULT IN BLOWING AND DRIFTING SNOW WITH
VISIBILITIES OF LESS THAN A QUARTER OF A MILE AT TIMES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

STAY TUNED TO NOAA ALL HAZARDS WEATHER RADIO OR VISIT OUR WEB
SITE AT WEATHER.GOV/NYC FOR FURTHER DETAILS AND UPDATES.

$$
000 
WWUS41 KOKX 021404
WSWOKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
904 AM EST MON MAR 2 2009

...ADDITIONAL SNOWFALL EXPECTED TODAY...

.STRONG LOW PRESSURE WILL MOVE NORTHEAST TODAY...PASSING SOUTH
AND EAST OF LONG ISLAND. AFTER A BRIEF MORNING LULL...A SECOND
ROUND OF SNOW WILL MOVE IN TODAY...WITH ADDITIONAL ACCUMULATIONS
EXPECTED. 


CTZ005>012-NJZ002>006-011-NYZ067>081-022215-
/O.CON.KOKX.WS.W.0004.000000T0000Z-090302T2300Z/
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
NORTHERN NEW LONDON-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-WESTERN PASSAIC-BERGEN-
EASTERN PASSAIC-ESSEX-HUDSON-UNION-ORANGE-PUTNAM-ROCKLAND-
NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-
BRONX-RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-QUEENS-NASSAU-
NORTHWESTERN SUFFOLK-NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-
SOUTHEASTERN SUFFOLK-
904 AM EST MON MAR 2 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL 6
PM EST THIS EVENING.

BANDS OF MODERATE TO OCCASIONALLY HEAVY SNOW WILL MOVE BACK INTO
THE NEW YORK CITY METROPOLITAN AREA AND THE LOWER HUDSON VALLEY
THIS MORNING. AFTER A BRIEF LULL...THIS SNOW WILL ALSO RETURN TO
EASTERN LONG ISLAND AND SOUTHERN CONNECTICUT BY LATE MORNING. 

ADDITIONAL SNOWFALL OF 2 TO 4 INCHES IS EXPECTED TODAY. THIS WILL
BRING TOTAL ACCUMULATIONS UP TO 6 TO 12 INCHES IN ORANGE AND
WESTERN PASSAIC COUNTIES...8 TO 12 INCHES IN THE NEW YORK CITY
METROPOLITAN AREA...9 TO 13 INCHES IN SOUTHERN CONNECTICUT...AND 10
TO 15 INCHES ACROSS CENTRAL AND EASTERN LONG ISLAND. 

NORTH WINDS SUSTAINED AT 15 TO 25 MPH AND GUSTING TO 30 TO 40 MPH
WILL CAUSE BLOWING AND DRIFTING SNOW...WITH VISIBILITIES OF LESS
THAN A QUARTER OF A MILE AT TIMES AND NEAR BLIZZARD CONDITIONS. 

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

STAY TUNED TO NOAA ALL HAZARDS WEATHER RADIO OR VISIT OUR WEB
SITE AT WEATHER.GOV/NYC FOR FURTHER DETAILS AND UPDATES.

$$

GOODMAN
000 
WWUS41 KOKX 022042
WSWOKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
342 PM EST MON MAR 2 2009

...STEADY SNOWS HANGING ON ACROSS ACROSS CENTRAL AND EASTERN LONG
ISLAND AND CONNECTICUT...

.STRONG LOW PRESSURE SOUTHEAST OF NANTUCKET WILL CONTINUE TO MOVE
AWAY FROM THE AREA. STEADY SNOWS OVER CENTRAL AND EASTERN LONG
ISLAND AND CONNECTICUT WILL CONTINUE INTO EARLY THIS EVENING. 

CTZ005-009-NJZ002>006-011-NYZ067>077-022145-
/O.CAN.KOKX.WS.W.0004.000000T0000Z-090302T2300Z/
NORTHERN FAIRFIELD-SOUTHERN FAIRFIELD-WESTERN PASSAIC-BERGEN-
EASTERN PASSAIC-ESSEX-HUDSON-UNION-ORANGE-PUTNAM-ROCKLAND-
NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-
BRONX-RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-QUEENS-NASSAU-
342 PM EST MON MAR 2 2009

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN UPTON HAS CANCELLED THE WINTER
STORM WARNING. 

THERE MAY BE SOME LINGERING LIGHT SNOWFALL INTO THIS EVENING...
ESPECIALLY OVER NORTHEAST NEW JERSEY...BUT THE THREAT OF
WIDESPREAD MODERATE TO HEAVY SNOW HAS ENDED. ACCUMULATIONS OVER
MOST OF THE AREA RANGED FROM 6 TO 12 INCHES.

$$

CTZ006>008-010>012-NYZ078>081-030000-
/O.EXT.KOKX.WS.W.0004.000000T0000Z-090303T0000Z/
NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-NORTHERN NEW LONDON-
SOUTHERN NEW HAVEN-SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-
NORTHWESTERN SUFFOLK-NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-
SOUTHEASTERN SUFFOLK-
342 PM EST MON MAR 2 2009

...WINTER STORM WARNING NOW IN EFFECT UNTIL 7 PM EST THIS
EVENING...

THE WINTER STORM WARNING FOR HEAVY SNOW IS NOW IN EFFECT UNTIL 7
PM EST THIS EVENING.

BANDS OF MODERATE TO OCCASIONALLY HEAVY SNOW CONTINUE TO DEVELOP
AND MOVE ACROSS CENTRAL AND EASTERN LONG ISLAND AND CONNECTICUT.
ANOTHER 1 TO 2 INCHES OF ACCUMULATION MAY BE POSSIBLE INTO EARLY
THIS EVENING...BRINGING TOTAL ACCUMULATIONS TO 12 TO 15 INCHES IN
SUFFOLK COUNTY...AND 9 TO 15 INCHES ACROSS NEW HAVEN...MIDDLESEX
AND NEW LONDON COUNTIES. 

NORTH WINDS SUSTAINED AT 15 TO 25 MPH AND GUSTING TO 30 TO 35 MPH
WILL ALSO CAUSE BLOWING AND DRIFTING SNOW. 

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS
OF SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

STAY TUNED TO NOAA ALL HAZARDS WEATHER RADIO OR VISIT OUR WEB
SITE AT WEATHER.GOV/NYC FOR FURTHER DETAILS AND UPDATES.

$$

GOODMAN
000 
WWUS41 KOKX 022343
WSWOKX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
643 PM EST MON MAR 2 2009

...STORM SYSTEM DEPARTS...

.STRONG LOW PRESSURE IS LOCATED WELL TO THE EAST OF NEW
ENGLAND...AND WILL CONTINUE TO DEPART. AN UPPER LEVEL TROUGH WILL
PRODUCE A FEW SNOW SHOWERS OR FLURRIES THROUGH THE EVENING.

CTZ006>008-010>012-NYZ078>081-030045-
/O.EXP.KOKX.WS.W.0004.000000T0000Z-090303T0000Z/
NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-NORTHERN NEW LONDON-
SOUTHERN NEW HAVEN-SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-
NORTHWESTERN SUFFOLK-NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-
SOUTHEASTERN SUFFOLK-
643 PM EST MON MAR 2 2009

...WINTER STORM WARNING WILL EXPIRE AT 7 PM EST THIS EVENING...

THE WINTER STORM WARNING WILL EXPIRE AT 7 PM EST THIS EVENING. 

EVEN THOUGH A FEW SNOW SHOWERS OR FLURRIES CAN BE EXPECTED
THROUGH THE EVENING...ADDITIONAL WIDESPREAD ACCUMULATING SNOW 
IS NO LONGER ANTICIPATED. AS SUCH...THE WINTER STORM WARNING WILL
BE ALLOWED TO EXPIRE. ANY OF THESE LIGHT SNOW SHOWERS COULD
PRODUCE A DUSTING TO AN INCH IN SPOTS.

$$

What forecasters said that day

The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS New York, NY wrote its last area forecast discussion before this winter storm warning went out at Mar 1, 12:58 AM EST, 2 hours 50 minutes earlier.

Area forecast discussion, Mar 1, 12:58 AM EST, 2 hours 50 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEW YORK NY
1258 AM EST SUN MAR 1 2009

.SYNOPSIS...
ARCTIC HIGH PRESSURE OVER EASTERN CANADA WILL LAY DOWN THE
FOUNDATION FOR A MAJOR WINTER STORM ACROSS THE TRI-STATE AREA
SUNDAY NIGHT INTO MONDAY. INITIALLY...A WEAK AREA OF LOW PRESSURE
BYPASSES THE AREA TO THE SOUTH AND EAST OVERNIGHT...THEN THE MAIN
LOW TRACKS NORTHEAST OFF THE CAROLINA COAST SUNDAY EVENING. THE
LATTER STORM WILL BECOME OF PRIMARY CONCERN AS IT TRACKS TO THE
SOUTH AND EAST OF LONG ISLAND SUNDAY NIGHT AND THEN UP INTO THE
GULF OF MAINE BY MONDAY EVENING. BEHIND THE DEPARTING LOW...STRONG
HIGH PRESSURE BUILDS SOUTHEAST ACROSS THE GREAT LAKES AND REMAINS
OVER THE EASTERN U.S. THROUGH THE MIDDLE OF WEEK.

&&

.NEAR TERM /UNTIL 6 AM THIS MORNING/...
THE ATMOSPHERE IS VERY DRY FROM THE SFC UP TO ABOUT 500 MB
(17000 FT) BASED ON THE 00Z KOKX UPPER AIR SOUNDING. LATEST
DEWPOINT DEPRESSIONS AVERAGING 13-18 DEGREES F. AS A RESULT...
PRECIP ACROSS SOUTHERN NJ WILL HAVE A HARD TIME MAKING ITS WAY
INTO THE LOCAL AREA...AND HAVE GONE AHEAD AND DELAYED POPS OVER
THE AREA UNTIL AFTER MIDNIGHT...AND CARRIED CAT POPS OUT EAST FOR
SEVERAL HOURS FROM PRE-DAWN HOURS TO EARLY MORNING. ALSO LOWERED
QPF OVER THE REGION...AND WILL LOOK FOR LITTLE TO NO SNOW/SLEET
ACCUMULATION ACROSS MUCH OF THE CWA...BUT 1/2 INCH TO 1 INCH
SNOW/SLEET ACCUMULATION POSSIBLE ACROSS LONG ISLAND AND EASTERN
CT.

OVERNIGHT LOWS WILL BE NEAR NORMAL LEVELS...RANGING FROM THE
UPPER TEENS WELL NORTH AND WEST...25 TO 30 IN SUBURBS...TO AROUND
FREEZING IN NYC.

&&

.SHORT TERM /6 AM THIS MORNING THROUGH MONDAY NIGHT/...
A MAJOR WINTER STORM IS ON TAP FOR SUNDAY NIGHT INTO MONDAY AS
A DEEPENING SOUTHERN BRANCH CLOSED LOW GETS PICKED BY AN AMPLIFYING
NORTHERN BRANCH TROF SLIDING ACROSS THE GREAT LAKES AND INTO THE
NORTHEAST.

AFTER SOME LIGHT SNOW IN THE MORNING SUN...MAINLY ALONG THE
COAST...WEAK RIDING BOTH ALOFT AND AT THE SURFACE WILL SHUT DOWN
THE PCPN FOR THE AFTERNOON HOURS. THIS WILL BE A BRIEF RESPITE
THOUGH...AS LOW PRESSURE TRACKS OFF THE CAROLINA COAST IN THE
EVENING. A STRONG COASTAL FRONT DEVELOPS ALONG THE EASTERN
SEABOARD IN THE EVENING...AIDED BY A STRENGTHENING N/NE FLOW (COLD
CONVEYOR BELT). AT THE SAME TIME...A COUPLING JET STRUCTURE
BETWEEN THE TWO BRANCHES OF THE POLAR JET ESTABLISHES DEEP-LAYERED
LIFT AFTER 03Z. THIS RESULTS IN HEAVY SNOWFALL BREAKING OUT DURING
THE LATE EVENING HOURS AND CONTINUING INTO MONDAY MORNING. THERE
IS SOME CONCERN WITH THE PROXIMITY OF THE 85H LOW AND WARM AIR IN
THE MID LEVELS MOVING ACROSS EASTERN LI AND SE CT. THIS WOULD
RESULT IN SOME SLEET MIXING IN AT THE HEIGHT OF THE STORM.
HOWEVER...CURRENT THINKING IS FOR A MAINLY SNOW FORECAST BASED ON
MODEL TRACK CONSENSUS AND THERMAL FIELDS.

MODEL QPF GENERALLY AROUND AN INCH FROM NYC AND POINTS EAST...WITH
HALF AN INCH UP ACROSS NORTHERN PORTIONS OF THE LOWER HUDSON
VALLEY. THIS RESULTS IN SNOWFALL AMOUNTS OF 8 TO 12 INCHES WITH THE
HIGHEST AMOUNTS ACROSS EASTERN SECTIONS AT THIS TIME.

DUE TO THE COMPLEX INTERACTION BETWEEN THE TWO BRANCHES OF THE
POLAR JET...UNCERTAINTY REMAINS IN THE TRACK OF THE STORM. A
DEVIATION TO THE EAST OR WEST BY HUNDRED MILES WOULD HAVE
SIGNIFICANT IMPACTS. RIGHT NOW THOUGH...THE GLOBAL MODEL ENSEMBLE
AS WELL AS THE 18Z NAM WRF...ARE IN REMARKABLY GOOD AGREEMENT.
SHOULD THIS TREND CONTINUE WITH THE 00Z MODEL RUN...WARNINGS WOULD
BE ISSUED OVERNIGHT.

SNOW TAPERS OFF IN THE AFT ON MON WITH STRONG COLD ADVECTION ON
THE BACKSIDE AND WIND GUSTS UP TO 40 MPH. THE TIGHT PRESSURE
GRADIENT ON THE NW FLANK OF THE STORM COULD PRODUCE BLIZZARD
CONDITION AT TIMES. A BLIZZARD WARNING IS NOT OUT OF THE QUESTION.

HIGHS BOTH MON INTO TUE WILL HAVE A DIFFICULT TIME BREAKING
FREEZING AS ANOMALOUSLY COLD AIRMASS IS DRAWN SOUTHWARD BEHIND THE
STORM. OVERNIGHT LOWS WILL BE IN THE TEENS.

&&

.LONG TERM /TUESDAY THROUGH SATURDAY/...
QUIET LONG TERM WITH HIGH PRESSURE OVER THE REGION FOR WEDNESDAY AND
THURSDAY. A FRONTAL BOUNDARY ASSOCIATED WITH LOW PRESSURE SYSTEM
MOVING THROUGH CANADA WILL PUSH ACROSS THE REGION FRIDAY. THIS WILL
BRING SOME RAIN AND SNOW SHOWERS TO THE REGION FRIDAY NIGHT THROUGH
SATURDAY.

TEMPERATURES WILL BE BELOW NORMAL WEDNESDAY AND THURSDAY...WITH MORE
SEASONABLE TEMPERATURES FRIDAY AND SATURDAY.

&&

.AVIATION /06Z SUNDAY THROUGH THURSDAY/...
OCEANIC LOW PASSING WELL EAST OF THE AREA WILL SPREAD LIGHT SN/IP
ACROSS LI/SOUTHERN CT SUNDAY MORNING. AT QUESTION IS WILL THERE BE
STEADY SN/IP AT LGA/JFK/EWR. VERY DRY AIR IN LOWER LEVELS WILL
INHIBIT SNOWFALL RATES AND HELP KEEP VSBY UP.

ANY PRECIP SHOULD LOWER CIGS/VSBYS TO MVFR BRIEFLY...BUT
CONFIDENCE NOT HIGH ENOUGH TO WARRANT ITS OWN CHANGE GROUP...SO
WILL CARRY AS A TEMPO GROUP FOR NYC TERMINALS. KSWF SHOULD
REMAIN DRY.

HIGH IMPACT SYSTEM SUNDAY NIGHT INTO LATE MONDAY...MAINLY ALL SNOW
FOR THE NY/NJ/CT TERMINALS. PRECIP ONSET IN THE 00-03Z TIMEFRAME.
SEE BELOW FOR FURTHER DETAILS...

OUTLOOK FOR 06Z MONDAY THROUGH THURSDAY...
SNOWFALL RATES MAY REACH 2 INCHES PER HOUR FOR KGON/KISP/KBDR
05-12Z. LGA/JFK ON THE FRINGE OF THESE HIGHER RATES...IN GENERAL
CLOSER TO 1 INCH PER HOUR. LOWER 0.5 TO 1 INCH PER HOUR POSSIBLE
FOR KSWF/KEWR/KTEB. +SN COMBINED WITH STRONG WINDS MAY RESULT AT
COMPLETE WHITEOUT CONDITIONS AT TIMES.

TREND HAS BEEN FOR LESS ICE PELLETS AND MORE SNOW...BUT ALL
AVIATION INTERESTS ARE URGED TO KEEP UPDATED ON THE LATEST
FORECASTS.

VFR CONDITIONS RETURN TUESDAY THROUGH THURSDAY.

&&

.MARINE...
SMALL CRAFT ADVISORY ON OCEAN WATERS CONTINUES...WITH SEAS RUNNING
3-5 FT WITH MARGINAL GUSTS. WILL ISSUE SCA FOR ALL WATERS AS
PRESSURE GRADIENT TIGHTENS WITH THE APPROACH OF LOW PRESSURE.

AS SUCH...EXPECT NORTHEAST FLOW TONIGHT TO INCREASE AS FIRST LOW
PASSES JUST SOUTHEAST OF THE WATERS. COULD OBSERVE A FEW GUSTS TO
GALE FORCE SUNDAY MORNING...BUT FEEL THIS WILL BE SHORT LIVED AND
WILL NOT ISSUE GALE FOR THAT SHORT OF A TIME PERIOD.

THESE NORTHEASTERLY WINDS DECREASE SOMEWHAT SUNDAY AFTERNOON AND
EVENING AS THE FIRST LOW PULLS AWAY AND PRESSURE GRADIENT WEAKENS.
HOWEVER...GALE FORCE WINDS POSSIBLE LATER SUNDAY NIGHT WITH THE
APPROACH OF THE SECOND AND DEEPER LOW PRESSURE. WILL ISSUE GALE
WATCH FOR OCEAN WATERS FOR NOW AS STRONG SCA MORE LIKELY ACROSS AREA
HARBORS/BAYS AND SOUND. FOLLOWED WAVE WATCH III FORECASTS
CLOSELY...WHICH IS IN LINE WITH DATABASE ANYWAY.

SOME LEFT OVER 5 FT SEAS MAY BE POSSIBLE INTO TUESDAY NIGHT.
WINDS AND SEAS FALL BELOW SCA LEVELS WEDNESDAY AND REMAIN THAT WAY
THROUGH MIDDAY FRIDAY. A FRONTAL BOUNDARY WILL PUSH ACROSS THE
AREA WATERS FRIDAY NIGHT WHICH MAY RESULT IN SCA CONDITIONS.

&&

.HYDROLOGY...
EXPECT FROM A FEW ONE HUNDREDTHS OF AN INCH TO AROUND .2 INCHES
OF QPF LATE TONIGHT AND MAINLY SUNDAY MORNING...THEN ANOTHER ROUND
OF FROM AROUND 0.5 INCHES NW TO 1.5 INCHES SE FROM SUNDAY NIGHT
THROUGH MONDAY. EXPECT BOTH EVENTS TO BE PRIMARILY IN THE FORM OF
FROZEN PRECIPITATION SO LITTLE IMMEDIATE HYDROLOGIC IMPACT IS
EXPECTED. IT SHOULD THEN BE DRY THROUGH THE MIDDLE OF NEXT WEEK.

&&

.TIDES/COASTAL FLOODING...
AN EXTENDED PERIOD OF NORTHEAST WINDS EXPECTED TONIGHT THROUGH
SUNDAY NIGHT. THEN WINDS BACK TO THE NORTH AND NORTHWEST
MONDAY...NOT AN IDEAL DIRECTION FOR COASTAL FLOODING. SINCE
ASTRONOMICAL TIDES ARE RATHER LOW...DO NOT FORESEE ANY MINOR COASTAL
FLOODING ATTM. THE MOST VULNERABLE TIDE IS THE SUNDAY NIGHT HIGH
TIDE CYCLE.

&&

.OKX WATCHES/WARNINGS/ADVISORIES...
CT...WINTER STORM WATCH FROM THIS EVENING THROUGH MONDAY AFTERNOON
     FOR CTZ005>012.
NY...WINTER STORM WATCH FROM THIS EVENING THROUGH MONDAY AFTERNOON
     FOR NYZ067>081.
NJ...WINTER STORM WATCH FROM THIS EVENING THROUGH MONDAY AFTERNOON
     FOR NJZ002>006-011.
MARINE...SMALL CRAFT ADVISORY UNTIL 6 AM EST MONDAY FOR ANZ330-335-338-
     340-345.
     GALE WATCH LATE TONIGHT FOR ANZ350-353-355.
     SMALL CRAFT ADVISORY UNTIL MIDNIGHT EST TONIGHT FOR ANZ350-353-
     355.

&&

SYNOPSIS...DW
NEAR TERM...MPS
SHORT TERM...DW
LONG TERM...BC
AVIATION...BS
MARINE...MPS
HYDROLOGY...DW
TIDES/COASTAL FLOODING...
Hazardous weather outlook, Feb 28, 5:42 PM EST, 10 hours 6 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NEW YORK NY
542 PM EST SAT FEB 28 2009

CTZ005>012-NJZ002>006-011-NYZ067>081-011000-
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
NORTHERN NEW LONDON-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-WESTERN PASSAIC-BERGEN-
EASTERN PASSAIC-ESSEX-HUDSON-UNION-ORANGE-PUTNAM-ROCKLAND-
NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-BRONX-
RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-QUEENS-NASSAU-
NORTHWESTERN SUFFOLK-NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-
SOUTHEASTERN SUFFOLK-
542 PM EST SAT FEB 28 2009

...WINTER STORM WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY
AFTERNOON...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHERN
CONNECTICUT...NORTHEAST NEW JERSEY AND SOUTHEAST NEW YORK.

.DAY ONE...TONIGHT.

LIGHT SNOW WILL DEVELOP ACROSS THE AREA AFTER MIDNIGHT WITH UP TO
AN INCH OF SNOWFALL POSSIBLE ACROSS EASTERN LONG ISLAND...WITH
LESSER AMOUNTS ELSEWHERE. THE SNOW TAPERS OFF IN THE MORNING
BEFORE THE NEXT LOW PRESSURE SYSTEM IMPACTS THE AREA SUNDAY NIGHT
INTO MONDAY.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   WINTER STORM WATCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL LIKELY BE NEEDED SUNDAY NIGHT AND MONDAY.

&&

THIS HAZARDOUS WEATHER OUTLOOK PROVIDES A SUMMARY OF POTENTIAL
WIDESPREAD HAZARDOUS WEATHER EVENTS THAT MAY REACH NWS WARNING
CRITERIA. MOST LONG FUSED NWS WATCHES...WARNINGS AND ADVISORIES IN
EFFECT ARE HIGHLIGHTED.

PLEASE REFER TO THE LATEST NWS FORECASTS FOR WEATHER NOT MEETING NWS
WARNING CRITERIA.

ANZ330-335-338-340-345-011000-
LONG ISLAND SOUND EAST OF NEW HAVEN CT/PORT JEFFERSON NY-
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY-
NEW YORK HARBOR-PECONIC AND GARDINERS BAYS-
SOUTH SHORE BAYS FROM JONES INLET THROUGH SHINNECOCK BAY-
542 PM EST SAT FEB 28 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS.

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME THAT WOULD MEET
NATIONAL WEATHER SERVICE WARNING CRITERIA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL LIKELY BE NEEDED.

&&

THIS HAZARDOUS WEATHER OUTLOOK PROVIDES A SUMMARY OF POTENTIAL
WIDESPREAD HAZARDOUS WEATHER EVENTS THAT MAY REACH NWS WARNING
CRITERIA. MOST LONG FUSED NWS WATCHES...WARNINGS AND ADVISORIES IN
EFFECT ARE HIGHLIGHTED.

PLEASE REFER TO THE LATEST NWS FORECASTS FOR WEATHER NOT MEETING NWS
WARNING CRITERIA.

ANZ350-353-355-011000-
MORICHES INLET NY TO MONTAUK POINT NY OUT 20 NM-
FIRE ISLAND INLET NY TO MORICHES INLET NY OUT 20 NM-
SANDY HOOK NJ TO FIRE ISLAND INLET NY OUT 20 NM-
542 PM EST SAT FEB 28 2009

...GALE WATCH IN EFFECT LATE SUNDAY NIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS.

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   GALE WATCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL LIKELY BE NEEDED.

&&

THIS HAZARDOUS WEATHER OUTLOOK PROVIDES A SUMMARY OF POTENTIAL
WIDESPREAD HAZARDOUS WEATHER EVENTS THAT MAY REACH NWS WARNING
CRITERIA. MOST LONG FUSED NWS WATCHES...WARNINGS AND ADVISORIES IN
EFFECT ARE HIGHLIGHTED.

PLEASE REFER TO THE LATEST NWS FORECASTS FOR WEATHER NOT MEETING NWS
WARNING CRITERIA.

In the hours before

Special weather statement, Mar 1, 3:15 AM EST, 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
315 AM EST SUN MAR 1 2009

CTZ009>012-NJZ002>006-011-NYZ069>081-011415-
SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-SOUTHERN MIDDLESEX-
SOUTHERN NEW LONDON-WESTERN PASSAIC-BERGEN-EASTERN PASSAIC-ESSEX-
HUDSON-UNION-ROCKLAND-NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-
NEW YORK (MANHATTAN)-BRONX-RICHMOND (STATEN ISLAND)-
KINGS (BROOKLYN)-QUEENS-NASSAU-NORTHWESTERN SUFFOLK-
NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-SOUTHEASTERN SUFFOLK-
315 AM EST SUN MAR 1 2009

LIGHT SNOW IS EXPECTED TO MOVE ACROSS NYC AND LONG ISLAND DURING
THE NEXT HOUR. INITIALLY...WITH TEMPERATURES AT OR SLIGHTLY ABOVE
FREEZING...A BRIEF PERIOD OF LIGHT RAIN IS POSSIBLE. ALL
PRECIPITATION IS EXPECTED TO CHANGEOVER TO SNOW OR SLEET HOWEVER.
ACCUMULATIONS ARE EXPECTED TO BE AN INCH OR LESS THIS MORNING.

SNOW WILL REACH NORTHEASTERN NEW JERSEY..THE LOWER HUDSON
VALLEY...AND SOUTHERN CT BETWEEN 5AM AND 7AM.

THOSE TRAVELING THIS MORNING SHOULD ALLOW EXTRA TIME TO REACH
THEIR DESTINATIONS...AND USE EXTRA CAUTION AS ROADWAYS MAY BECOME
SLIPPERY.

The office that day

Everything else NWS New York, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 1, 3:58 AM ESTGale WarningOKX38 hr

Nearby

Winter Storm Warnings in New York, 2009Winter Storm Warnings in Connecticut, 2009Winter Storm Warnings in New Jersey, 2009Every winter storm warning in 2009

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.