Severe Thunderstorm Warning 56, NWS New York, NY

Issued

Jun 28, 2002, 7:01 PM EDT (23:01 UTC)

Expired

Jun 28, 2002, 7:45 PM EDT

In force

44 min

Issued by

NWS New York, NY

Area

Whole counties

County Westchester County, NY

The Brookhaven radar (KOKX), 81 km from the middle of the area, began a volume at 23:01 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.

000 
WUUS51 KOKX 282301
SVROKX
NYC119-282345-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
653 PM EDT FRI JUN 28 2002

THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN WESTCHESTER COUNTY IN SOUTHEAST NEW YORK

* UNTIL 745 PM EDT.

* AT 651 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 8 MILES NORTH OF YORKTOWN HEIGHTS...MOVING
  SOUTHEAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE IN THE VICINITY OF...
  YORKTOWN HEIGHTS AROUND 710 PM.
  MOUNT KISCO AROUND 725 PM.
  BEDFORD AROUND 735 PM.

IF SEVERE WEATHER APPROACHES YOUR AREA...GO INSIDE A STURDY SHELTER.
REMEMBER...A SEVERE THUNDERSTORM CAN PRODUCE DAMAGING WINDS IN EXCESS
OF 55 MPH...LARGE DAMAGING HAIL...DEADLY LIGHTNING...AND VERY HEAVY
RAIN.

THIS STORM WILL PRODUCE HAIL UP TO 1 INCH IN DIAMETER AND WIND GUSTS 
TO 50 MPH.

$$

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN UPTON NY.

LAT...LON 4137 7364 4136 7390 4109 7380 4119 7354

JST

NWS New York, NY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 28, 2:45 PM EDT, 4 hours 16 minutes earlier.

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEW YORK NY
245 PM EDT FRI JUN 28 2002

SHORT RANGE DISC...WIDELY SCT SHWRS/TSTMS CONT TO DEVELOP RANDOMLY
ACROSS THE REGION. ILL CARRY A 20 PCT POP TO ACCOUNT FOR THEM UNTIL
SUNSET. ANY LIFT ASSOCIATED WITH THE UPSTREAM LOWER AND UPPER LVL
TROUGHS SHOULD BE DISPLACED EAST OF THE AREA BY SUNSET FINALLY
BRINGING AN END TO ANY CHC OF SHWRS/TSTMS.

MEDIUM RANGE DISC...AS THE UPPER LVL TROUGH CONTS EWD OFF THE NEW
ENG CST...AN UPPER LVL RIDGE WILL BUILD SLOWLY NEWD OVR THE GRT LKS.
THE LCL AREA WILL BE UNDER STG NVA AND SUBSIDENCE THROUGH
SUNDAY...PROVIDING US WITH MAINLY CLEAR SKIES.

FOR SAT...THE HIGHEST TEMPS SHOULD OCCUR NORTH AND WEST OF NYC AS
SFC WINDS BECOME NW AND DOWNSLOPE KICKS IN UNDER FULL SUNSHINE. AS
SHOWN BY THE SUNY MM5 FCST MDL...SEA BREEZE DEVELOPMENT WILL OCCUR
LATER DURG THE AFTN AND WILL BE WEAK...AS THE SYNOPTIC SCALE WIND
GRAD WEAKENS THROUGH EARLY AFTN.

FOR SUN...I WOULD EXPECT SEA BREEZES TO DEVELOP EARLIER AND BE
STRONGER WITH HIGH PRESSURE OVERHEAD.

AS FOR FCST TEMPS...ILL GO WITH THE COMPOSITE BETWEEN THE NGM MOS
AND AVN MOS FCST TEMPS THROUGH SUNDAY.

EXTENDED FCST FOR MON THRU WED...LOOK FOR A GRADUAL INC. IN BOTH
HEAT AND HUMIDITY AS A SERIES OF MAINLY WEAK IMPULSES REFLECTED BY
WEAK COLD FRONTS AT THE SFC SLIDE SEWD DOWN AN UPPER LVL RIDGE ALONG
THE EXTREME SOUTHERN BRANCH OF THE WESTERLIES. I WILL IGNORE ANY QPF
FCSTS FOR THE INITIAL WV DURING LATE SUNDAY...BUT WILL ADD A CHC OF
SHWRS/TSTMS FOR THE SECOND STRONGER WV TUE AFTN AND EARLY TUE NGT.

FOR MARINERS...ILL MAINTAIN THE SMALL CRAFT ADVISORY FOR ROUGH SEAS
ACROSS THE ATLANTIC OCEAN COASTAL WATERS ATTM. SEAS WILL BE SLOW TO
SUBSIDE BELOW 5 FT. WELL PROBABLY BE ABLE TO CANCEL THIS ADVISORY
LATER THIS EVE.

.OKX...
CT...NONE.
NJ...NONE.
NY...NONE.
MARINE...SCA FOR ROUGH SEAS ANZ350-353-355.

GC

Severe Thunderstorm Warnings in New York, 2002Every severe thunderstorm warning in 2002

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.