Alert archive / New York / Severe Thunderstorm Watches in 2002

Severe Thunderstorm Watch 472

June 26, 20024 counties in Massachusetts; 9 counties in New Jersey; 10 counties in New York

The Storm Prediction Center issued this severe thunderstorm watch at Jun 26, 2002, 2:15 PM EDT for 4 counties in Massachusetts; 9 counties in New Jersey; 10 counties in New York. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Jun 26, 2002, 2:15 PM EDT (18:15 UTC)
Expired
Jun 26, 2002, 9:00 PM EDT
In force
7 hr
Issued by
the Storm Prediction Center
All 23 counties

Berkshire County, MA, Hampden County, MA, Hampshire County, MA, Worcester County, MA, Bergen County, NJ, Essex County, NJ, Hudson County, NJ, Hunterdon County, NJ, Morris County, NJ, Passaic County, NJ, Sussex County, NJ, Union County, NJ, Warren County, NJ, Bronx County, NY, Columbia County, NY, Dutchess County, NY, New York County, NY, Orange County, NY, Putnam County, NY, Rockland County, NY, Sullivan County, NY, Ulster County, NY, Westchester County, NY

The radar

The Albany radar (KENX), 101 km from the middle of the area, began a volume at 18:14 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.

Warnings issued inside it

15 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 26, 2:17 PM EDTSevere Thunderstorm WarningOKXWestchester43 min
Jun 26, 2:32 PM EDTFlash Flood WarningOKXBronx118 min
Jun 26, 2:44 PM EDTSevere Thunderstorm WarningBGMSullivan31 min
Jun 26, 2:45 PM EDTSevere Thunderstorm WarningALYUlster45 min
Jun 26, 2:57 PM EDTSevere Thunderstorm WarningOKXWestchester48 min
Jun 26, 2:59 PM EDTSevere Thunderstorm WarningOKXOrange31 min
Jun 26, 3:29 PM EDTSevere Thunderstorm WarningPHIMorris, Sussex, Warren46 min
Jun 26, 3:39 PM EDTSevere Thunderstorm WarningALYDutchess66 min
Jun 26, 3:41 PM EDTSevere Thunderstorm WarningOKXPutnam49 min
Jun 26, 3:54 PM EDTSevere Thunderstorm WarningOKXWestchester51 min
Jun 26, 4:49 PM EDTSevere Thunderstorm WarningOKXBergen41 min
Jun 26, 5:18 PM EDTSevere Thunderstorm WarningOKXBronx, Westchester42 min
Jun 26, 5:38 PM EDTFlash Flood WarningOKXBronx3 hr
Jun 26, 5:54 PM EDTSevere Thunderstorm WarningOKXPassaic51 min
Jun 26, 6:11 PM EDTSevere Thunderstorm WarningBGMDelaware, Sullivan49 min

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 6.3 hours before the alert went out and 110 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, Albany, NY at 12:00Z on 2002-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 686 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, Albany, NY at 12:00Z on 2002-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 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
686 J/kg
Mixed-layer CIN
-109 J/kg
Mixed-layer LCL
1109 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 26, 2:45 PM EDTSevere Thunderstorm WatchSPCAlbany, Broome, Cayuga, Chemung, Chenango, Columbia and 26 more6 hr

Nearby

Severe Thunderstorm Watches in New York, 2002Severe Thunderstorm Watches in Connecticut, 2002Severe Thunderstorm Watches in New Jersey, 2002Every severe thunderstorm watch in 2002

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.