Alert archive / New York / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 71, NWS Albany, NY

August 27, 1997Herkimer County, New York

NWS Albany, NY issued this severe thunderstorm warning at Aug 27, 1997, 4:34 PM EDT for Herkimer County, New York. It was in force for 41 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 27, 1997, 4:34 PM EDT (20:34 UTC)
Expired
Aug 27, 1997, 5:15 PM EDT
In force
41 min
Issued by
NWS Albany, NY
Area
Whole counties

County Herkimer County, NY

What was reported inside it

TimeReportWhereRemark
Aug 27, 5:05 PM EDTThunderstorm WindSalisbury Center, NY

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 8.6 hours before the alert went out and 123 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 1997-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 173 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 1997-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 85 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
173 J/kg
Mixed-layer CIN
-51 J/kg
Mixed-layer LCL
509 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
85 m²/s²
0-3 km storm-relative helicity
138 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 272033 RRA
SVRALB
NYC043-272115-
 
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ALBANY NY
434 PM EDT WED AUG 27 1997
 
THE NATIONAL WEATHER SERVICE IN ALBANY NY  HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  515 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL NEW YORK
 
   ...SOUTHERN HERKIMER COUNTY
 
AT 430 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM JUST SOUTH OF NEWPORT.
 
THIS STORM IS MOVING EAST ABOUT 15 MILES AN HOUR AND WILL BE NEAR -
 
MIDDLEVILLE AT 435 PM.
5 MILES NORTH OF DOLGEVILLE AT 505 PM.
NEAR SALISBURY CENTER AT 510 PM.
 
THE PRIMARY THREAT FROM THIS SEVERE THUNDERSTORM IS DAMAGING HAIL. TAKE
COVER NOW.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY 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 27, 5:16 PM EDTSevere Thunderstorm WarningALYFulton59 min
Aug 27, 6:15 PM EDTSevere Thunderstorm WarningALYFulton30 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.