Alert archive / New York / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 66, NWS Albany, NY

August 22, 1997Greene County, New York

NWS Albany, NY issued this severe thunderstorm warning at Aug 22, 1997, 4:49 PM EDT for Greene County, New York. It was in force for 56 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 22, 1997, 4:49 PM EDT (20:49 UTC)
Expired
Aug 22, 1997, 5:45 PM EDT
In force
56 min
Issued by
NWS Albany, NY
Area
Whole counties

County Greene County, NY

The radar

The Albany radar (KENX), 35 km from the middle of the area, began a volume at 20:49 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

Albany, NY (KALY), launched 12:00Z, 8.8 hours before the alert went out and 52 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 1997-08-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 1997-08-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 square meters per square second.1939587897117Sfc1 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
469 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
58 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 
TTAA00 KALB 222051 RRA
SVRALB
NYC039-222145-
 
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ALBANY NY
449 PM EDT FRI AUG 22 1997
 
THE NATIONAL WEATHER SERVICE IN ALBANY NY  HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  545 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST NEW YORK
 
   ...GREENE COUNTY
 
 
AT 450 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM JUST NORTH OF FLEISCHMANNS.
 
THIS STORM IS MOVING NORTHEAST ABOUT 15 MILES AN HOUR AND WILL BE NEAR -
 
5 MILES NORTH OF FLEISCHMANNS AT  455 PM.
LEXINGTON AT  510 PM.
 
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLYF LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 22, 3:56 PM EDTSevere Thunderstorm WarningALYDutchess, Ulster49 min
Aug 22, 4:07 PM EDTSevere Thunderstorm WarningALYHerkimer38 min
Aug 22, 4:16 PM EDTSevere Thunderstorm WarningALYColumbia59 min
Aug 22, 4:52 PM EDTSevere Thunderstorm WarningALYFulton, Saratoga68 min
Aug 22, 5:56 PM EDTSevere Thunderstorm WarningALYSaratoga64 min
Aug 22, 6:57 PM EDTSevere Thunderstorm WarningALYColumbia, Greene63 min

Nearby

Severe Thunderstorm Warnings in New York, 1997Every severe thunderstorm warning in 1997

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.