Alert archive / New York / Flash Flood Watches in 2011

Flash Flood Watch 3, NWS New York, NY

June 22, 2011Greater Bridgeport Planning Region, Connecticut; 10 counties in New York; 5 counties in New Jersey

NWS New York, NY issued this flash flood watch at Jun 22, 2011, 2:57 PM EDT for Greater Bridgeport Planning Region, Connecticut; 10 counties in New York; 5 counties in New Jersey. It was in force for 54 hr.

The area

The counties it named.

The facts

Issued
Jun 22, 2011, 2:57 PM EDT (18:57 UTC)
Expired
Jun 24, 2011, 9:14 PM EDT
In force
54 hr
Issued by
NWS New York, NY
Flood severity
None

Counties Greater Bridgeport Planning Region, CT, Bergen County, NJ, Essex County, NJ, Hudson County, NJ, Passaic County, NJ, Union County, NJ, Bronx County, NY, Kings County, NY, Nassau County, NY, New York County, NY, Orange County, NY, Putnam County, NY, Queens County, NY, Richmond County, NY, Rockland County, NY, Westchester County, NY

The radar

The Brookhaven radar (KOKX), 93 km from the middle of the area, began a volume at 19:00 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 12:00Z, 7.0 hours before the alert went out and 93 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 12:00Z on 2011-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 367 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2011-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 square meters per square second.193958Sfc1 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
367 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
717 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

178 
WGUS61 KOKX 221857
FFAOKX

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE NEW YORK NY
257 PM EDT WED JUN 22 2011

...PERIODS OF TORRENTIAL RAIN POSSIBLE INTO THURSDAY NIGHT ACROSS
THE LOWER HUDSON VALLEY...NORTHEAST NEW JERSEY...NEW YORK CITY
AND NASSAU COUNTY...

.SLOW MOVING LOW PRESSURE OVER THE MIDWEST WILL ALLOW FOR A
CONVERGENCE OF GULF AND ATLANTIC MOISTURE OVER THE REGION. ANY
THUNDERSTORMS THAT DEVELOP IN THIS ENVIRONMENT WILL BE CAPABLE OF
PRODUCING TORRENTIAL RAIN...RESULTING IN AREAS OF FLASH FLOODING.

NJZ002-004-006-103>108-NYZ067>075-176>179-230800-
/O.NEW.KOKX.FF.A.0003.110622T1900Z-110624T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WESTERN PASSAIC-EASTERN PASSAIC-HUDSON-WESTERN BERGEN-
EASTERN BERGEN-WESTERN ESSEX-EASTERN ESSEX-WESTERN UNION-
EASTERN UNION-ORANGE-PUTNAM-ROCKLAND-NORTHERN WESTCHESTER-
SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-BRONX-
RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-NORTHERN QUEENS-
NORTHERN NASSAU-SOUTHERN QUEENS-SOUTHERN NASSAU-
257 PM EDT WED JUN 22 2011

...FLASH FLOOD WATCH IN EFFECT THROUGH LATE THURSDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN UPTON HAS ISSUED A

* FLASH FLOOD WATCH FOR PORTIONS OF NORTHEAST NEW JERSEY AND 
  SOUTHEAST NEW YORK...INCLUDING THE FOLLOWING AREAS...IN 
  NORTHEAST NEW JERSEY...EASTERN BERGEN...EASTERN ESSEX... 
  EASTERN PASSAIC...EASTERN UNION...HUDSON...WESTERN BERGEN... 
  WESTERN ESSEX...WESTERN PASSAIC AND WESTERN UNION. IN 
  SOUTHEAST NEW YORK...BRONX...KINGS (BROOKLYN)...NEW YORK 
  (MANHATTAN)...NORTHERN NASSAU...NORTHERN QUEENS...NORTHERN 
  WESTCHESTER...ORANGE...PUTNAM...RICHMOND (STATEN ISLAND)... 
  ROCKLAND...SOUTHERN NASSAU...SOUTHERN QUEENS AND SOUTHERN 
  WESTCHESTER. 

* THROUGH LATE THURSDAY NIGHT

* SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOP THROUGH
  THURSDAY NIGHT AS LOW PRESSURE SLOWLY TRACKS THROUGH THE
  MIDWEST. ALTHOUGH IT WILL NOT RAIN THROUGH THE ENTIRE PERIOD AND
  ALL AREAS WILL NOT BE AFFECTED...ANY THUNDERSTORMS THAT DO FORM
  WILL BE CAPABLE OF PRODUCING RAINFALL RATES IN EXCESS OF ONE TO
  TWO INCHES PER HOUR.

* RAINFALL RATES OF THIS MAGNITUDE WILL BE CAPABLE OF PRODUCING
  URBAN AND STREAM FLOODING. IN ADDITION...RIVER FLOODING WILL BE
  POSSIBLE IF THUNDERSTORMS DEVELOP OVER FAVORABLE BASINS OR
  REDEVELOP OVER A BASIN MULTIPLE TIMES.

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.

&&

$$

JMC
5 follow-up statements
230 
WGUS61 KOKX 230749
FFAOKX

FLOOD WATCH
NATIONAL WEATHER SERVICE NEW YORK NY
349 AM EDT THU JUN 23 2011

...PERIODS OF TORRENTIAL RAIN POSSIBLE THROUGH TONIGHT ACROSS THE LOWER
HUDSON VALLEY...NORTHEAST NEW JERSEY...NEW YORK CITY AND NASSAU COUNTY...

.A WARM FRONT EXTENDING SOUTHEAST ACROSS THE LOCAL AREA FROM A LOW
PRESSURE SYSTEM OVER WISCONSIN WILL SERVE AS THE FOCUS FOR THE
CONVERGENCE OF MOISTURE AND DEVELOPMENT OF HEAVY SHOWERS AND
THUNDERSTORMS THROUGH TONIGHT. ANY THUNDERSTORMS THAT DEVELOP IN THIS
ENVIRONMENT WILL BE CAPABLE OF PRODUCING TORRENTIAL RAIN...RESULTING
IN AREAS OF FLASH FLOODING.

NJZ002-004-006-103>108-NYZ067>075-176>179-232100-
/O.CON.KOKX.FF.A.0003.000000T0000Z-110624T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WESTERN PASSAIC-EASTERN PASSAIC-HUDSON-WESTERN BERGEN-
EASTERN BERGEN-WESTERN ESSEX-EASTERN ESSEX-WESTERN UNION-
EASTERN UNION-ORANGE-PUTNAM-ROCKLAND-NORTHERN WESTCHESTER-
SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-BRONX-
RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-NORTHERN QUEENS-
NORTHERN NASSAU-SOUTHERN QUEENS-SOUTHERN NASSAU-
349 AM EDT THU JUN 23 2011

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF NORTHEAST NEW JERSEY AND SOUTHEAST NEW YORK... 
  INCLUDING THE FOLLOWING AREAS...IN NORTHEAST NEW JERSEY... 
  EASTERN BERGEN...EASTERN ESSEX...EASTERN PASSAIC...EASTERN 
  UNION...HUDSON...WESTERN BERGEN...WESTERN ESSEX...WESTERN 
  PASSAIC AND WESTERN UNION. IN SOUTHEAST NEW YORK...BRONX... 
  KINGS (BROOKLYN)...NEW YORK (MANHATTAN)...NORTHERN NASSAU... 
  NORTHERN QUEENS...NORTHERN WESTCHESTER...ORANGE...PUTNAM... 
  RICHMOND (STATEN ISLAND)...ROCKLAND...SOUTHERN NASSAU... 
  SOUTHERN QUEENS AND SOUTHERN WESTCHESTER. 

* THROUGH LATE TONIGHT

* HEAVY SHOWERS AND SCATTERED THUNDERSTORMS WILL CONTINUE TO
  DEVELOP THROUGH TONIGHT AS LOW PRESSURE SLOWLY TRACKS THROUGH
  THE MIDWEST. ALTHOUGH IT WILL NOT RAIN THROUGH THE ENTIRE PERIOD
  AND ALL AREAS WILL NOT BE AFFECTED...ANY THUNDERSTORMS THAT DO
  FORM WILL BE CAPABLE OF PRODUCING RAINFALL RATES IN EXCESS OF
  ONE TO TWO INCHES PER HOUR.

* RAINFALL RATES OF THIS INTENSITY WILL BE CAPABLE OF PRODUCING
  URBAN AND STREAM FLOODING. IN ADDITION...RIVER FLOODING WILL BE
  POSSIBLE IF THUNDERSTORMS DEVELOP OVER FAVORABLE BASINS OR
  REDEVELOP OVER BASIN MULTIPLE TIMES.

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.

&&

$$
309 
WGUS61 KOKX 231933
FFAOKX

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE NEW YORK NY
333 PM EDT THU JUN 23 2011

...PERIODS OF TORRENTIAL RAIN POSSIBLE THROUGH FRIDAY EVENING
ACROSS NORTHEAST NEW JERSEY...MOST OF SOUTHEASTERN NEW
YORK...INCLUDING NEW YORK CITY...AND PARTS OF SOUTHWESTERN
CONNECTICUT...

.A WARM FRONT EXTENDING SOUTHEAST ACROSS THE LOCAL AREA FROM A
LOW PRESSURE SYSTEM OVER THE GREAT LAKES WILL TRIGGER PERIODS OF SERVE
HEAVY SHOWERS AND THUNDERSTORMS THROUGH FRIDAY EVENING. ANY
THUNDERSTORMS THAT DEVELOP IN THIS ENVIRONMENT WILL BE CAPABLE OF
PRODUCING TORRENTIAL RAIN...RESULTING IN AREAS OF FLASH FLOODING.

CTZ005-009-240845-
/O.EXB.KOKX.FF.A.0003.000000T0000Z-110625T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NORTHERN FAIRFIELD-SOUTHERN FAIRFIELD-
333 PM EDT THU JUN 23 2011

...FLASH FLOOD WATCH IN EFFECT THROUGH LATE FRIDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN UPTON HAS EXPANDED THE

* FLASH FLOOD WATCH TO INCLUDE A PORTION OF SOUTHERN 
  CONNECTICUT...INCLUDING THE FOLLOWING AREAS...NORTHERN 
  FAIRFIELD AND SOUTHERN FAIRFIELD. 

* THROUGH LATE FRIDAY NIGHT

* HEAVY SHOWERS AND SCATTERED THUNDERSTORMS WILL CONTINUE TO
  DEVELOP THROUGH FRIDAY EVENING AS A FRONTAL BOUNDARY SLOWLY
  APPROACHES FROM THE WEST. ALTHOUGH IT WILL NOT RAIN THROUGH THE
  ENTIRE PERIOD AND ALL AREAS WILL NOT BE AFFECTED...ANY
  THUNDERSTORMS THAT DO FORM WILL BE CAPABLE OF PRODUCING RAINFALL
  RATES IN EXCESS OF ONE TO TWO INCHES PER HOUR.

* RAINFALL RATES OF THIS INTENSITY WILL BE CAPABLE OF PRODUCING 
  URBAN AND STREAM FLOODING. IN ADDITION...RIVER FLOODING WILL 
  BE POSSIBLE IF THUNDERSTORMS DEVELOP OVER FAVORABLE BASINS OR 
  REDEVELOP OVER BASIN MULTIPLE TIMES. 

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.

&&

$$

NJZ002-004-006-103>108-NYZ067>075-176>179-240845-
/O.EXT.KOKX.FF.A.0003.000000T0000Z-110625T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WESTERN PASSAIC-EASTERN PASSAIC-HUDSON-WESTERN BERGEN-
EASTERN BERGEN-WESTERN ESSEX-EASTERN ESSEX-WESTERN UNION-
EASTERN UNION-ORANGE-PUTNAM-ROCKLAND-NORTHERN WESTCHESTER-
SOUTHERN WESTCHESTER-NEW YORK (MANHATTAN)-BRONX-
RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-NORTHERN QUEENS-
NORTHERN NASSAU-SOUTHERN QUEENS-SOUTHERN NASSAU-
333 PM EDT THU JUN 23 2011

...FLASH FLOOD WATCH NOW IN EFFECT THROUGH LATE FRIDAY NIGHT...

THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR

* PORTIONS OF NORTHEAST NEW JERSEY AND SOUTHEAST NEW YORK... 
  INCLUDING THE FOLLOWING AREAS...IN NORTHEAST NEW JERSEY... 
  EASTERN BERGEN...EASTERN ESSEX...EASTERN PASSAIC...EASTERN 
  UNION...HUDSON...WESTERN BERGEN...WESTERN ESSEX...WESTERN 
  PASSAIC AND WESTERN UNION. IN SOUTHEAST NEW YORK...BRONX... 
  KINGS (BROOKLYN)...NEW YORK (MANHATTAN)...NORTHERN NASSAU... 
  NORTHERN QUEENS...NORTHERN WESTCHESTER...ORANGE...PUTNAM... 
  RICHMOND (STATEN ISLAND)...ROCKLAND...SOUTHERN NASSAU... 
  SOUTHERN QUEENS AND SOUTHERN WESTCHESTER. 

* THROUGH LATE FRIDAY NIGHT

* HEAVY SHOWERS AND SCATTERED THUNDERSTORMS WILL CONTINUE TO
  DEVELOP THROUGH FRIDAY EVENING TONIGHT AS A FRONTAL BOUNDARY
  SLOWLY APPROACHES FROM THE WEST. ALTHOUGH IT WILL NOT RAIN THROUGH
  THE ENTIRE PERIOD AND ALL AREAS WILL NOT BE AFFECTED...ANY
  THUNDERSTORMS THAT DO FORM WILL BE CAPABLE OF PRODUCING RAINFALL
  RATES IN EXCESS OF ONE TO TWO INCHES PER HOUR.

* RAINFALL RATES OF THIS INTENSITY WILL BE CAPABLE OF PRODUCING 
  URBAN AND STREAM FLOODING. IN ADDITION...RIVER FLOODING WILL 
  BE POSSIBLE IF THUNDERSTORMS DEVELOP OVER FAVORABLE BASINS OR 
  REDEVELOP OVER BASIN MULTIPLE TIMES. 

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.

&&

$$
563 
WGUS61 KOKX 240843
FFAOKX

FLOOD WATCH
NATIONAL WEATHER SERVICE NEW YORK NY
443 AM EDT FRI JUN 24 2011

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...

.A NEARLY STATIONARY FRONT ACROSS THE AREA THROUGH THIS EVENING
WILL MOVE NORTH OF THE REGION AS A WARM FRONT TONIGHT. THIS
FRONTAL SYSTEM ALONG WITH AN APPROACHING UPPER LEVEL LOW PRESSURE
SYSTEM WILL SET THE STAGE FOR ANOTHER ACTIVE DAY ACROSS THE TRI
STATE REGION WITH ADDITIONAL HEAVY SHOWERS AND THUNDERSTORMS.

CTZ005-009-NJZ002-004-006-103>108-NYZ067>075-176>179-242100-
/O.CON.KOKX.FF.A.0003.000000T0000Z-110625T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NORTHERN FAIRFIELD-SOUTHERN FAIRFIELD-WESTERN PASSAIC-
EASTERN PASSAIC-HUDSON-WESTERN BERGEN-EASTERN BERGEN-
WESTERN ESSEX-EASTERN ESSEX-WESTERN UNION-EASTERN UNION-ORANGE-
PUTNAM-ROCKLAND-NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-
NEW YORK (MANHATTAN)-BRONX-RICHMOND (STATEN ISLAND)-
KINGS (BROOKLYN)-NORTHERN QUEENS-NORTHERN NASSAU-SOUTHERN QUEENS-
SOUTHERN NASSAU-
443 AM EDT FRI JUN 24 2011

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF SOUTHERN CONNECTICUT...NORTHEAST NEW JERSEY AND 
  SOUTHEAST NEW YORK...INCLUDING THE FOLLOWING AREAS...IN 
  SOUTHERN CONNECTICUT...NORTHERN FAIRFIELD AND SOUTHERN 
  FAIRFIELD. IN NORTHEAST NEW JERSEY...EASTERN BERGEN...EASTERN 
  ESSEX...EASTERN PASSAIC...EASTERN UNION...HUDSON...WESTERN 
  BERGEN...WESTERN ESSEX...WESTERN PASSAIC AND WESTERN UNION. IN 
  SOUTHEAST NEW YORK...BRONX...KINGS (BROOKLYN)...NEW YORK 
  (MANHATTAN)...NORTHERN NASSAU...NORTHERN QUEENS...NORTHERN 
  WESTCHESTER...ORANGE...PUTNAM...RICHMOND (STATEN ISLAND)... 
  ROCKLAND...SOUTHERN NASSAU...SOUTHERN QUEENS AND SOUTHERN 
  WESTCHESTER. 

* THROUGH 1 AM TONIGHT

* HEAVY SHOWERS AND SCATTERED THUNDERSTORMS WILL CONTINUE TO
  DEVELOP AND MOVE NORTHEAST ACROSS THE REGION. STORM TOTAL
  RAINFALL ACROSS THE WATCH AREA RANGED FROM 1 TO MORE THAN 4
  INCHES. ALTHOUGH MOST SMALL RIVERS AND STREAMS HAVE RECEDED
  BELOW THEIR FLOOD STAGES...THEY ARE STILL NEAR BANKFULL.

* THUNDERSTORMS THAT DO FORM WILL BE CAPABLE OF PRODUCING RAINFALL
  RATES IN EXCESS OF ONE TO TWO INCHES PER HOUR. IF THEY TRAVEL
  OVER THE SAME PORTIONS OF THE WATCH AREA...ADDITIONAL FLASH
  FLOODING OF POOR DRAINAGE AND LOW LYING AREAS ALONG WITH RIVERS
  STREAMS AND BROOKS WILL ONCE AGAIN BECOME LIKELY.

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.

&&

$$
884 
WGUS61 KOKX 241920
FFAOKX

FLOOD WATCH
NATIONAL WEATHER SERVICE NEW YORK NY
320 PM EDT FRI JUN 24 2011

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...

.AS A FRONTAL SYSTEM MOVES THROUGH THE REGION TONIGHT...A
SECONDARY AREA OF LOW PRESSURE WILL FORM OVER THE DELMARVA AREA
AND PASS SOUTH OF LONG ISLAND. THIS SYSTEM...ALONG WITH AN
APPROACHING UPPER LEVEL TROUGH WITH A STRONG SHORTWAVE...WILL
PRODUCE SHOWERS AND THUNDERSTORMS WITH HEAVY RAINFALL.

CTZ005-009-NJZ002-004-006-103>108-NYZ067>075-176>179-250500-
/O.CON.KOKX.FF.A.0003.000000T0000Z-110625T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NORTHERN FAIRFIELD-SOUTHERN FAIRFIELD-WESTERN PASSAIC-
EASTERN PASSAIC-HUDSON-WESTERN BERGEN-EASTERN BERGEN-
WESTERN ESSEX-EASTERN ESSEX-WESTERN UNION-EASTERN UNION-ORANGE-
PUTNAM-ROCKLAND-NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-
NEW YORK (MANHATTAN)-BRONX-RICHMOND (STATEN ISLAND)-
KINGS (BROOKLYN)-NORTHERN QUEENS-NORTHERN NASSAU-SOUTHERN QUEENS-
SOUTHERN NASSAU-
320 PM EDT FRI JUN 24 2011

...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 1 AM EDT SATURDAY...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF SOUTHERN CONNECTICUT...NORTHEAST NEW JERSEY AND 
  SOUTHEAST NEW YORK...INCLUDING THE FOLLOWING AREAS...IN 
  SOUTHERN CONNECTICUT...NORTHERN FAIRFIELD AND SOUTHERN 
  FAIRFIELD. IN NORTHEAST NEW JERSEY...EASTERN BERGEN...EASTERN 
  ESSEX...EASTERN PASSAIC...EASTERN UNION...HUDSON...WESTERN 
  BERGEN...WESTERN ESSEX...WESTERN PASSAIC AND WESTERN UNION. IN 
  SOUTHEAST NEW YORK...BRONX...KINGS (BROOKLYN)...NEW YORK 
  (MANHATTAN)...NORTHERN NASSAU...NORTHERN QUEENS...NORTHERN 
  WESTCHESTER...ORANGE...PUTNAM...RICHMOND (STATEN ISLAND)... 
  ROCKLAND...SOUTHERN NASSAU...SOUTHERN QUEENS AND SOUTHERN 
  WESTCHESTER. 

* UNTIL 1 AM EDT SATURDAY

* HEAVY SHOWERS AND SCATTERED THUNDERSTORMS WILL DEVELOP THIS
  EVENING AND MOVE ACROSS THE REGION. STORM TOTAL RAINFALL SINCE
  THURSDAY ACROSS THE WATCH AREA RANGED FROM 1 TO MORE THAN 4
  INCHES. ALTHOUGH MOST SMALL RIVERS AND STREAMS HAVE RECEDED
  BELOW THEIR FLOOD STAGES...THEY ARE STILL NEAR BANKFULL.

* THUNDERSTORMS THAT DO FORM WILL BE CAPABLE OF PRODUCING 
  RAINFALL RATES IN EXCESS OF ONE TO TWO INCHES PER HOUR. IF 
  THEY TRAVEL OVER THE SAME PORTIONS OF THE WATCH AREA... 
  ADDITIONAL FLASH FLOODING OF POOR DRAINAGE AND LOW LYING AREAS 
  ALONG WITH RIVERS STREAMS AND BROOKS WILL ONCE AGAIN BECOME 
  LIKELY. 

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.

&&

$$

MPS
082 
WGUS61 KOKX 250114
FFAOKX

FLOOD WATCH
NATIONAL WEATHER SERVICE NEW YORK NY
914 PM EDT FRI JUN 24 2011

...FLASH FLOOD WATCH IS CANCELLED...

CTZ005-009-NJZ002-004-006-103>108-NYZ067>075-176>179-250215-
/O.CAN.KOKX.FF.A.0003.000000T0000Z-110625T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NORTHERN FAIRFIELD-SOUTHERN FAIRFIELD-WESTERN PASSAIC-
EASTERN PASSAIC-HUDSON-WESTERN BERGEN-EASTERN BERGEN-
WESTERN ESSEX-EASTERN ESSEX-WESTERN UNION-EASTERN UNION-ORANGE-
PUTNAM-ROCKLAND-NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-
NEW YORK (MANHATTAN)-BRONX-RICHMOND (STATEN ISLAND)-
KINGS (BROOKLYN)-NORTHERN QUEENS-NORTHERN NASSAU-SOUTHERN QUEENS-
SOUTHERN NASSAU-
914 PM EDT FRI JUN 24 2011

...FLASH FLOOD WATCH IS CANCELLED...

THE FLASH FLOOD WATCH FOR PORTIONS OF SOUTHERN CONNECTICUT...
NORTHEAST NEW JERSEY AND SOUTHEAST NEW YORK HAS BEEN CANCELLED.

SHOWER AND THUNDERSTORM COVERAGE IS EXPECTED TO REMAIN ISOLATED TO
SCATTERED THROUGH TONIGHT. THUNDERSTORMS HAVE BEEN MORE LIMITED TO
AREAS WELL OFFSHORE. AS SUCH...ANY HEAVIER SHOWERS ARE EXPECTED TO
BE ISOLATED WITHOUT MUCH ADDITIONAL RAINFALL ON AVERAGE ACROSS THE
REGION.

$$

What forecasters said that day

The local office's own words before this flash flood watch 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 flash flood watch went out at Jun 22, 1:52 PM EDT, 1 hour 5 minutes earlier.

Area forecast discussion, Jun 22, 1:52 PM EDT, 1 hour 5 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEW YORK NY
152 PM EDT WED JUN 22 2011

.SYNOPSIS...
A FRONTAL BOUNDARY REMAINS IN THE VICINITY OF THE LOCAL AREA TODAY
AND TONIGHT. A WEAK LOW MOVES ALONG THE FRONT LATE TODAY AND
TONIGHT. A COLD FRONT APPROACHES THE AREA LATE THURSDAY INTO
FRIDAY...AND STALLS SOUTH OF THE REGION OVER THE WEEKEND. A
TROUGH PASSES THROUGH ON SATURDAY...FOLLOWED BY A WEAK COLD FRONTAL
PASSAGE EARLY SUNDAY. HIGH PRESSURE BUILDS FOR EARLY NEXT WEEK.

&&

.NEAR TERM /UNTIL 6 PM THIS EVENING/...
1630Z UPDATE...MAIN AREA OF TSTMS NOW ACROSS ERN CT AND LI.
POPS/QPF ADJUSTED ACCORDINGLY. MAIN ISSUE FOR THIS AFTERNOON WILL BE
WHETHER TO ISSUE A FLASH FLOOD WATCH. INSTABILITY IS GROWING PER
LAPS ACROSS SRN NJ WITH SBCAPE IN EXCESS OF 1000 J/KG. 12Z NAM
SUGGESTED THAT CONVECTION ACROSS THE CWA THIS AFTERNOON AND EVENING
WILL BE LIMITED BY ONSHORE FLOW...ALSO BY SUBSIDENCE FROM
DEPARTING TSTMS. 12Z GFS HOWEVER CONTINUES TO PROG MORE
INSTABILITY. THE MODEL ALSO BRINGS TSTMS INTO THE CITY AHEAD OF
THE MID LEVEL DRY AIR PUSH WHICH SHOULD RESULT IN A LULL LATE
TONIGHT. IR SHOWS VERTICAL DEVELOPMENT OVER CENTRAL PA...LENDING
SOME SUPPORT TO THE GFS. FCST THINKING IS THEREFORE TO HOLD OFF ON
THE WATCH WITH THIS UPDATE...BUT IF THE HIGHER INSTABILITY
VERIFIES AND UPSTREAM CONVECTION IS EVIDENT...WILL ISSUE IT WITH
THE NEXT UPDATE. THE MAIN CONCERN IS NOT WITH A PROLONGED RAINFALL
EVENT...BUT WITH THE HEAVY RAINFALL RATES ASSOCIATED WITH ANY
TSTMS THAT DEVELOP. RATES OF OVER 1IN/HR WERE OBSERVED IN THIS
MOIST AIRMASS EARLIER THIS MORNING.

OTHERWISE...MID/UPPER LEVEL RIDGE AXIS TO THE WEST EARLY THIS
MORNING...BUT MAKES EASTWARD PROGRESS THROUGH THE DAY TODAY. HARD
TO FIND WHERE SFC FRONTAL BOUNDARY IS EARLY THIS MORNING...LOOKING
SIMPLY AT DEW POINT DIFFERENCES TO DETERMINE BOUNDARY.

ANY WEAK IMPULSES IN THE UPPER LEVELS COULD TRIGGER ADDITIONAL
CONVECTION...WITH JUST ENOUGH LOW LEVEL CONVERGENCE ALONG THE
BOUNDARY. AS SUCH I EXPECT BETTER COVERAGE TO DEVELOP FROM WEST
TO EAST LATER THIS AFTERNOON.

LOW PRESSURE DEVELOPING ON THE FRONTAL BOUNDARY NEAR MD/DE...AND
COULD BE THE FOCUS FOR EXPANDING CONVECTION LATER TODAY INTO THE
TONIGHT PERIOD.

PLENTY OF CLOUDS WILL KEEP A LID ON HIGH TEMPS TODAY. HIGH HUMIDITY
LEVELS IN PLACE.

&&

.SHORT TERM /6 PM THIS EVENING THROUGH THURSDAY NIGHT/...
WEAK SFC LOW RIDING ALONG FRONTAL BOUNDARY SHOULD BE THE FOCUS FOR
CONVECTION THIS EVENING AND INTO THE OVERNIGHT. MID/UPPER LEVEL
RIDGE FLATTENS AND GIVES WAY TO LOWERING HEIGHTS AS UPSTREAM
TROUGH APPROACHES.

HIGH MOISTURE CONTENT...WITH PW 200 PERCENT ABOVE NORMAL AT TIMES
THROUGH THIS TIME FRAME. EXPECT GOOD COVERAGE OF SHOWERS AND TSTMS
TO SLOWLY MOVE EAST TONIGHT. SFC LOW TRACKS EAST THURSDAY...AND
COVERAGE SHOULD DIMINISH IN THE MORNING. HOWEVER...EXPECT MORE
DEVELOPMENT DURING THE AFTERNOON AS ATMOSPHERE DESTABILIZES DUE
TO SFC HEATING/COOLER TEMPS ALOFT. AMPLE LOW LEVEL CONVERGENCE TO
WARRANT ADDITIONAL SHOWERS AND TSTMS.

THROUGH THE PERIOD...HEAVY DOWNPOURS REMAIN POSSIBLE IN ANY
CONVECTION. POSSIBLE GUSTY WINDS AND HAIL THU AFTERNOON/EVENING.

SHOWERS AND TSTMS DIMINISH IN COVERAGE THURSDAY NIGHT AS WEAK
FRONT APPROACHES AND ATMOSPHERE DRIES SOMEWHAT.

TEMPS WILL REMAIN WARM...BUT GFS NUMBERS MUCH HIGHER THAN MET
GUIDANCE FOR THURSDAY. IN SOME CASES...CLOSE TO A 15 DEGREE
DIFFERENCE. SOUNDING COMPARISONS SHOW MORE DRYING ALOFT IN
GFS...ALONG WITH SOUTH TO SOUTHWEST FLOW. WARM FRONT WILL REMAIN
QUITE CLOSE...BUT NOT CONFIDENT ENOUGH TO LEAN TOWARD THESE WARM
MAV NUMBERS. FEEL PLENTY OF CLOUD COVER WILL REMAIN IN
PLACE...ALONG WITH RAIN CHANCES. AS SUCH...WOULD RATHER LEAN
TOWARD COOLER MET NUMBERS. HOWEVER...WILL NUDGE THESE NUMBERS
UPWARD SLIGHTLY IN LIEU OF WARM TO HOT MAV OUTPUT.

&&

.LONG TERM /FRIDAY THROUGH TUESDAY/...
UNSETTLED CONDITIONS WILL CONTINUE THROUGH THE END OF THE WEEK. A
COLD FRONT MOVES ACROSS THE REGION AND AN AREA OF LOW PRESSURE
PASSES SOUTH OF LONG ISLAND. THE BEST CHANCE OF SHOWERS AND
THUNDERSTORMS WILL BE FRIDAY AND SATURDAY.

THE SLOW MOVING COLD FRONT STALLS OUT SOUTH OF THE AREA SATURDAY
INTO SUNDAY. WITH THE FRONT IN CLOSE PROXIMITY TO THE AREA...THERE
WILL REMAIN A CHANCE OF THUNDERSTORMS ON SATURDAY NIGHT INTO
SUNDAY...BEFORE MOVING OFFSHORE SUNDAY NIGHT INTO MONDAY. WEAK
CANADIAN HIGH PRESSURE BUILDS IN ITS WAKE AND REMAINS THROUGH
TUESDAY. THE APPROACH OF THE NEXT LOW PRESSURE COULD BRING
UNSETTLED WEATHER BACK TO THE AREA ON WEDNESDAY.

OVERALL...HIGH TEMPERATURES WILL BE AT OR SLIGHTLY ABOVE NORMAL FOR
THIS TIME OF YEAR.

&&

.AVIATION /18Z WEDNESDAY THROUGH MONDAY/...
A FRONTAL BOUNDARY WILL REMAIN STALLED OUT NEAR THE REGION THROUGH
AT LEAST THURSDAY.

PRIMARILY VFR TO GET STARTED...WITH FIRST ROUND OF CONVECTION
MOVING TO THE EAST OF THE AREA. THE NEXT ROUND IS DEVELOPING OVER
CENTRAL-EASTERN PA...AND SHOULD IMPACT TERMINALS FROM W TO E LATE
THIS AFTERNOON/EARLY THIS EVENING...WITH MVFR AND POSSIBLY IFR
CONDITIONS WITH ANY SHRA/TSRA AS IT MOVES OVER A TERMINAL.

AFTER THIS BATCH MOVES THROUGH...LOW CLOUDS/FOG WILL DEVELOP LATER
THIS EVENING AND CONTINUE OVERNIGHT. LONG ISLAND/CT TERMINALS
LIKELY WILL SEE IFR CONDITIONS DEVELOP...AND THE REMAINDER COULD
SEE IFR CONDITIONS...ESPECIALLY TOWARDS SUNRISE THURSDAY MORNING.
KSWF ALSO COULD SEE SOME SCT SHRA/TSRA OVERNIGHT...ADVERTISE THIS
WITH VCSH AND CB IN PREVAILING GROUP FOR NOW. AT OTHER TERMINALS
OVERNIGHT...WHILE ISOLATED CONVECTION CANNOT BE RULED OUT...DO NOT
HAVE ENOUGH CONFIDENCE TO REFLECT IN THE TAFS AT THIS TIME. CONDITIONS
SHOULD IMPROVE TO PRIMARILY MVFR...WITH POCKETS OF IFR AT COASTAL
TERMINALS THURSDAY MORNING.

WINDS AT CITY/LONG ISLAND/CT TERMINALS BEING IMPACTED BY COLD POOL
ASSOCIATED WITH FIRST ROUND OF CONVECTION...BUT SHOULD RETURN TO
SE AT 5-10 KT BY 19Z. WINDS BECOME LIGHT AND VARIABLE AGAIN THIS
EVENING...THEN SE-ESE AT 5-10KT AT CITY/COASTAL TERMINALS THURSDAY
MORNING.

HIGHEST CONFIDENCE IN IDEA OF TSRA IMPACTING TERMINALS THIS
EVENING...BUT TIMING CONFIDENCE IS NOT AS HIGH. LOW TO MODERATE
CONFIDENCE ON EXTENT/DEGREE OF IFR CONDITIONS OVERNIGHT.

     NY METRO ENHANCED AVIATION WEATHER SUPPORT...

DETAILED INFORMATION...INCLUDING HOURLY TAF WIND COMPONENT FCSTS CAN
BE FOUND AT:  HTTP:/WWW.ERH.NOAA.GOV/ZNY/N90 (LOWER CASE)

KEWR FCSTER COMMENTS: AMENDMENTS POSSIBLE TO REFINE TIME OF
CONVECTION AND ONSET OF SE WINDS.

KJFK FCSTER COMMENTS: AMENDMENTS POSSIBLE TO REFINE TIME OF
CONVECTION.

KLGA FCSTER COMMENTS: AMENDMENTS POSSIBLE TO REFINE TIME OF
CONVECTION.

KTEB FCSTER COMMENTS: AMENDMENTS POSSIBLE TO REFINE TIME OF
CONVECTION AND ONSET OF SE WINDS.

KHPN FCSTER COMMENTS: AMENDMENTS POSSIBLE TO REFINE TIME OF
CONVECTION.

KISP FCSTER COMMENTS: AMENDMENTS POSSIBLE TO REFINE TIME OF
CONVECTION AND ONSET OF SE WINDS.

OUTLOOK FOR 18Z THURSDAY THROUGH MONDAY...

THURSDAY AFTERNOON-SATURDAY...A FRONT WILL REMAIN NEAR THE REGION
WITH SCT SHRA/TSRA AT ANY TIME...AND POSSIBLE MVFR-IFR CONDITIONS
MAINLY OVERNIGHT AND IN THE MORNING IN STRATUS/FOG.

SATURDAY NIGHT-MONDAY...BECOMING VFR SATURDAY NIGHT.

&&

.MARINE...
WITH FRONTAL BOUNDARY NEARBY TODAY AND THURSDAY...DO NOT EXPECT
WINDS TO INCREASE MUCH THROUGH THE PERIOD. SEAS SHOULD REMAIN
RATHER TRANQUIL AS WELL...WITH SUB SCA CONDITIONS ANTICIPATED. MAIN
WEATHER PROBLEM FOR MARINERS NEXT COUPLE OF DAYS WILL BE IN THE
FORM OF HEAVY DOWNPOURS FROM THUNDERSTORMS.

PERIODS OF SHOWERS AND THUNDERSTORMS ARE LIKELY THROUGH SUNDAY.
SOUTHERLY SWELLS ON THE OCEAN WILL LIKELY REACH SCA LEVELS BY FRIDAY
NIGHT AND CONTINUE INTO THE WEEKEND IN RESPONSE TO PERSISTENT SOUTH
TO SOUTHWEST FLOW ALONG THE EAST COAST. HIGH PRESSURE BUILDS ACROSS
THE AREA WATERS SUNDAY NIGHT THROUGH THE START OF NEXT WEEK.

&&

.HYDROLOGY...
NUMEROUS TO WIDESPREAD SHOWERS AND THUNDERSTORMS ARE EXPECTED LATER
TODAY AND AGAIN THURSDAY. OVERALL BASIN AVERAGES OF A HALF TO AN
INCH OF QPF EXPECTED. AS IS ALWAYS THE CASE IN THE CONVECTIVE
SEASON...LOCALLY HIGHER AMOUNTS ARE CERTAINLY POSSIBLE. THIS LEADS
TO POTENTIAL FOR URBAN AND SMALL STREAM FLOODING...ALONG WITH
FLOODING OF LOW LYING AND POOR DRAINAGE AREAS.

&&

.OKX WATCHES/WARNINGS/ADVISORIES...
CT...NONE.
NY...NONE.
NJ...NONE.
MARINE...NONE.

&&

SYNOPSIS...PW
NEAR TERM...BC/JMC/PW
SHORT TERM...PW
LONG TERM...BC
AVIATION...MALOIT
MARINE...BC/PW
HYDROLOGY...PW
Hazardous weather outlook, Jun 22, 2:57 PM EDT, 0 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NEW YORK NY
257 PM EDT WED JUN 22 2011

CTZ005>012-NYZ078>081-231900-
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
NORTHERN NEW LONDON-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-NORTHWESTERN SUFFOLK-
NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK-SOUTHEASTERN SUFFOLK-
257 PM EDT WED JUN 22 2011

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

ANY SHOWERS AND THUNDERSTORMS WHICH DEVELOP LATE THIS AFTERNOON
AND TONIGHT WILL BE CAPABLE OF PRODUCING LOCALLY HEAVY RAIN.
MINOR URBAN AND POOR DRAINAGE FLOODING IS POSSIBLE.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

MINOR URBAN AND POOR DRAINAGE FLOODING WILL BE POSSIBLE THURSDAY
AND FRIDAY AS THUNDERSTORMS DEVELOP ACROSS THE AREA. IN ADDITION
TO THE HEAVY RAIN THREAT...THERE IS THE POTENTIAL FOR SEVERE
THUNDERSTORM DEVELOPMENT AS WELL. THE AREAS MOST SUSCEPTIBLE TO
SEVERE WEATHER WILL BE WESTERN LONG ISLAND AND WESTERN
CONNECTICUT. THE PRIMARY SEVERE THREATS WILL BE DAMAGING WINDS AND
HAIL.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

&&

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.

NJZ002-004-006-103>108-NYZ067>075-176>179-231900-
WESTERN PASSAIC-EASTERN PASSAIC-HUDSON-WESTERN BERGEN-EASTERN BERGEN-
WESTERN ESSEX-EASTERN ESSEX-WESTERN UNION-EASTERN UNION-ORANGE-
PUTNAM-ROCKLAND-NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER-
NEW YORK (MANHATTAN)-BRONX-RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)-
NORTHERN QUEENS-NORTHERN NASSAU-SOUTHERN QUEENS-SOUTHERN NASSAU-
257 PM EDT WED JUN 22 2011

...FLASH FLOOD WATCH IN EFFECT THROUGH LATE THURSDAY NIGHT...

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

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

   FLASH FLOOD WATCH.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

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

   FLASH FLOOD WATCH.

THE AREA REMAINS IN A SLIGHT RISK FOR SEVERE THUNDERSTORM
DEVELOPMENT THURSDAY AND FRIDAY. THE PRIMARY THREATS WILL BE
DAMAGING WINDS AND HAIL.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

&&

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.

ANZ330-335-338-340-345-350-353-355-231900-
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-
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-
257 PM EDT WED JUN 22 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

SEVERE THUNDERSTORMS WILL BE POSSIBLE THURSDAY AND
FRIDAY...ESPECIALLY WEST OF A LINE FROM NEW HAVEN HARBOR TO
MORICHES INLET. TORRENTIAL RAIN...STRONG WINDS AND HAIL WILL BE
THE PRIMARY THREATS.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

&&

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.

JMC

In the hours before

Special weather statement, Jun 22, 9:10 AM EDT, 5 hours 47 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
910 AM EDT WED JUN 22 2011

NJZ002-103-NYZ067>070-221415-
NORTHERN WESTCHESTER-ORANGE-PUTNAM-ROCKLAND-WESTERN BERGEN-WESTERN
PASSAIC-
910 AM EDT WED JUN 22 2011

...STRONG THUNDERSTORM WILL IMPACT NORTHWESTERN BERGEN...PASSAIC...
PUTNAM...ROCKLAND...SOUTHEASTERN ORANGE AND WESTCHESTER COUNTIES...

AT 909 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR RINGWOOD...AND MOVING NORTHEAST AT 25 MPH.

THIS STORM WILL BE...
  NEAR SLOATSBURG BY 920 AM.
  NEAR MONSEY BY 930 AM.
  NEAR POMONA BY 935 AM.
  NEAR NEW CITY BY 940 AM.
  NEAR HAVERSTRAW BY 945 AM.
  NEAR PEEKSKILL BY 955 AM.

INTENSE CLOUD TO GROUND LIGHTNING...SMALL HAIL...AND WINDS UP TO 50
MPH ARE EXPECTED WITH THIS STORM. IN ADDITION...VERY HEAVY RAIN...
WITH RAINFALL RATES OF UP TO 1 INCH PER HOUR...IS OCCURRING WITH
THIS STORM. THIS COULD CAUSE PONDING OF WATER ON ROADWAYS... AND
MINOR FLOODING OF POOR DRAINAGE AREAS.

LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE
TO SAFE SHELTER IMMEDIATELY.

LAT...LON 4132 7408 4146 7372 4119 7358 4105 7434
      4112 7438

MPS
Special weather statement, Jun 22, 9:39 AM EDT, 5 hours 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
939 AM EDT WED JUN 22 2011

NYZ067-068-070-221430-
NORTHERN WESTCHESTER-ORANGE-PUTNAM-
939 AM EDT WED JUN 22 2011

...STRONG THUNDERSTORM WILL IMPACT EASTERN ORANGE...PUTNAM AND
WESTCHESTER COUNTIES...

AT 934 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR COLD SPRING...AND MOVING SOUTHEAST AT 40
MPH.

THIS STORM WILL BE...
  NEAR PEEKSKILL BY 945 AM.
  NEAR YORKTOWN HEIGHTS BY 955 AM.
  NEAR MOUNT KISCO BY 1005 AM.
  NEAR BEDFORD BY 1010 AM.

INTENSE CLOUD TO GROUND LIGHTNING...SMALL HAIL...AND WINDS UP TO 40
MPH ARE EXPECTED WITH THIS STORM. IN ADDITION...VERY HEAVY
RAIN...WITH RAINFALL RATES OF UP TO 1 INCH PER HOUR...IS OCCURRING
WITH THIS STORM. THIS COULD CAUSE PONDING OF WATER ON ROADWAYS...
AND MINOR FLOODING OF POOR DRAINAGE AREAS.

LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE
TO SAFE SHELTER IMMEDIATELY.

LAT...LON 4120 7351 4108 7377 4126 7397 4129 7395
      4132 7398 4130 7402 4140 7413 4148 7400
      4145 7399 4145 7398 4148 7394

MPS
Special weather statement, Jun 22, 10:02 AM EDT, 4 hours 55 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
1002 AM EDT WED JUN 22 2011

CTZ005-006-009-010-NYZ068-070-221500-
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN
WESTCHESTER-PUTNAM-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
1002 AM EDT WED JUN 22 2011

...STRONG THUNDERSTORM WILL IMPACT FAIRFIELD...PUTNAM...WESTCHESTER
AND WESTERN NEW HAVEN COUNTIES...

AT 1000 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM NEAR LAKE CARMEL...AND MOVING EAST AT 30 MPH.

THIS STORM WILL BE...
  NEAR BREWSTER BY 1010 AM.
  NEAR DANBURY BY 1025 AM.
  NEAR BETHEL BY 1035 AM.
  NEAR NEWTOWN BY 1040 AM.
  NEAR MONROE BY 1055 AM.
  5 MILES NORTHWEST OF SHELTON BY 1100 AM.

SMALL HAIL...AND WINDS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. IN
ADDITION...VERY HEAVY RAIN...WITH RAINFALL RATES OF UP TO 1 INCH PER
HOUR...IS OCCURRING WITH THIS STORM. THIS COULD CAUSE PONDING OF
WATER ON ROADWAYS...AND MINOR FLOODING OF POOR DRAINAGE AREAS.

LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE
TO SAFE SHELTER IMMEDIATELY.

LAT...LON 4161 7348 4151 7344 4152 7339 4148 7334
      4151 7333 4152 7317 4146 7294 4115 7310
      4114 7315 4117 7317 4111 7327 4119 7347
      4140 7384 4151 7379 4153 7354 4162 7353

MPS
Special weather statement, Jun 22, 10:28 AM EDT, 4 hours 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
1028 AM EDT WED JUN 22 2011

CTZ009-NJZ103-104-NYZ069>071-221530-
EASTERN BERGEN-NORTHERN WESTCHESTER-ROCKLAND-SOUTHERN
FAIRFIELD-SOUTHERN WESTCHESTER-WESTERN BERGEN-
1028 AM EDT WED JUN 22 2011

...STRONG THUNDERSTORM WILL IMPACT FAIRFIELD...NORTHEASTERN BERGEN...
ROCKLAND AND WESTCHESTER COUNTIES...

AT 1025 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM NEAR PEARL RIVER...OR NEAR NANUET...AND MOVING
EAST AT 25 MPH.

THIS STORM WILL BE...
  NEAR ORANGEBURG BY 1035 AM.
  NEAR NYACK BY 1040 AM.
  NEAR NORTH TARRYTOWN BY 1045 AM.
  5 MILES SOUTH OF OSSINING BY 1050 AM.
  NEAR HAWTHORNE BY 1055 AM.
  6 MILES NORTH OF WHITE PLAINS BY 1100 AM.

SMALL HAIL...AND GUSTY WINDS UP TO 50 MPH ARE EXPECTED WITH THIS
STORM. IN ADDITION...VERY HEAVY RAIN...WITH RAINFALL RATES OF UP TO
1 INCH PER HOUR...IS OCCURRING WITH THIS STORM. THIS COULD CAUSE
PONDING OF WATER ON ROADWAYS...AND MINOR FLOODING OF POOR DRAINAGE
AREAS.

LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE
TO SAFE SHELTER IMMEDIATELY.

LAT...LON 4109 7415 4130 7367 4119 7347 4116 7346
      4116 7341 4111 7332 4110 7335 4109 7336
      4104 7347 4104 7349 4102 7352 4102 7354
      4102 7355 4097 7415

MPS
Special weather statement, Jun 22, 11:57 AM EDT, 3 hours before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
1157 AM EDT WED JUN 22 2011

CTZ006-007-010-011-221645-
NORTHERN MIDDLESEX-NORTHERN NEW HAVEN-SOUTHERN MIDDLESEX-SOUTHERN NEW
HAVEN-
1157 AM EDT WED JUN 22 2011

...STRONG THUNDERSTORM WILL IMPACT MIDDLESEX AND SOUTHERN NEW HAVEN
COUNTIES...

AT 1156 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM NEAR NEW HAVEN...AND MOVING EAST AT 30 MPH.

THIS STORM WILL BE...
  6 MILES SOUTH OF NORTH HAVEN BY 1205 PM.
  NEAR BRANFORD BY 1210 PM.
  NEAR NORTH BRANDFORD BY 1215 PM.
  NEAR GUILFORD BY 1220 PM.
  NEAR NORTH MADISON BY 1225 PM.
  NEAR KILLINGWORTH BY 1235 PM.

SMALL HAIL...AND WINDS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. IN
ADDITION...VERY HEAVY RAIN...WITH RAINFALL RATES OF UP TO 1 INCH PER
HOUR...IS OCCURRING WITH THIS STORM. THIS COULD CAUSE PONDING OF
WATER ON ROADWAYS...AND MINOR FLOODING OF POOR DRAINAGE AREAS.

LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE
TO SAFE SHELTER IMMEDIATELY.

LAT...LON 4126 7236 4126 7239 4128 7241 4128 7244
      4124 7253 4127 7263 4124 7270 4126 7276
      4123 7287 4125 7290 4128 7291 4129 7291
      4120 7301 4120 7303 4135 7309 4151 7248

MPS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 10:02 AM EDTSpecial Weather StatementOKX58 min
Jun 22, 11:57 AM EDTSpecial Weather StatementOKX48 min
Jun 22, 8:24 AM EDTSpecial Weather StatementOKXOrange66 min
Jun 22, 8:51 AM EDTSpecial Weather StatementOKXOrange54 min
Jun 22, 9:10 AM EDTSpecial Weather StatementOKXPutnam, Rockland65 min
Jun 22, 9:26 AM EDTAreal Flood AdvisoryOKXOrange94 min
Jun 22, 9:39 AM EDTSpecial Weather StatementOKXWestchester51 min
Jun 22, 10:28 AM EDTSpecial Weather StatementOKXWestchester62 min
Jun 22, 10:32 AM EDTAreal Flood AdvisoryOKXOrange, Putnam, Rockland, Westchester59 min
Jun 22, 6:34 PM EDTAreal Flood AdvisoryOKXOrange116 min
Jun 22, 6:38 PM EDTSpecial Weather StatementOKXOrange67 min

Nearby

Flash Flood Watches in New York, 2011Flash Flood Watches in New Jersey, 2011Flash Flood Watches in Connecticut, 2011Every flash flood watch in 2011

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.