Alert archive / New York / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 11, NWS Albany, NY

May 6, 1997Greene County, New York

NWS Albany, NY issued this severe thunderstorm warning at May 6, 1997, 1:05 PM EDT for Greene County, New York. It was in force for 45 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
May 6, 1997, 1:05 PM EDT (17:05 UTC)
Expired
May 6, 1997, 1:50 PM EDT
In force
45 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 17:04 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 6, 9:30 AM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 5.1 hours before the alert went out and 189 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 1997-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1997-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 198 square meters per square second.19395878Sfc1 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
1042 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
198 m²/s²
0-3 km storm-relative helicity
203 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 061708 RRA
SVRALB
NYC039-061750-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ALBANY NY
105 PM EDT TUE MAY 6 1997

* SEVERE THUNDERSTORM WARNING FOR

  GREENE COUNTY -  IN EASTERN NEW YORK

* UNTIL  150 PM EDT

* AT 105 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
  THUNDERSTORM JUST NORTH OF WOODSTOCK.

* THIS STORM IS MOVING NORTHEAST ABOUT 40 MILES AN HOUR AND WILL BE NEAR -

*  5 MILES NORTH OF WOODSTOCK AT  110 PM.
*  5 MILES SOUTH OF TANNERSVILLE AT  115 PM.
*  5 MILES WEST OF CATSKILL AT  125 PM.
* JEFFERSON HEIGHTS AT  130 PM.

IF YOU LIVE IN THIS AREA - BE READY TO SEEK SHELTER IN
A BASEMENT OR SMALL INTERIOR ROOM - AWAY FROM WINDOTWS.

DOPPLER RADAR SHOWS LARGE HAIL IN THIS STORM AND 1/2 INCH HAIL HAS BEEN
REPORTED NEAR WOODSTOCK.

|42.074  74.149 |42.168  73.998 |42.262  73.847 |42.355  73.696 |42.449  73.545

The office that day

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

IssuedProductOfficeCountiesLasted
May 6, 12:11 PM EDTSevere Thunderstorm WarningALYMontgomery44 min
May 6, 1:25 PM EDTSevere Thunderstorm WarningALYColumbia50 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.