Alert archive / New York / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 13, NWS Albany, NY

May 9, 1997Montgomery County, New York

NWS Albany, NY issued this severe thunderstorm warning at May 9, 1997, 3:40 PM EDT for Montgomery County, New York. It was in force for 40 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
May 9, 1997, 3:40 PM EDT (19:40 UTC)
Expired
May 9, 1997, 4:20 PM EDT
In force
40 min
Issued by
NWS Albany, NY
Area
Whole counties

County Montgomery County, NY

What was reported inside it

TimeReportWhereRemark
May 9, 4:04 PM EDTThunderstorm WindAmsterdam, NYAn isolated severe thunderstorm at Amsterdam in Montgomery County, downed a tree onto a power line. The power line broke which resulted in a power outage for several hours in parts of the city.

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 (KALB), launched 12:00Z, 7.7 hours before the alert went out and 55 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 1997-05-09Temperature 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, Albany, NY at 12:00Z on 1997-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 149 square meters per square second.1939587897Sfc1 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
508 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
149 m²/s²
0-3 km storm-relative helicity
188 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.

237 
WUUS1 KALB 091942 RRA
SVRALB
NYC057-092020-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ALBANY NY
340 PM EDT FRI MAY 9 1997

SEVERE THUNDERSTORM WARNING FOR

MONTGOMERY  COUNTY -  IN EASTERN NEW YORK

UNTIL  420 PM EDT

AT  340 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM WITH STRONG WINDS AND LARGE HAIL JUST SOUTH OF FULTONVILLE.

THIS STORM IS MOVING EAST ABOUT 30 MILES AN HOUR AND WILL BE NEAR -

TRIBES HILL AT  345 PM.
FORT JOHNSON AT  355 PM.
AMSTERDAM AT  400 PM.

HAGAMAN AT  405 PM.

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

TORRENTIAL RAIN AND FLOODING MAY ALSO OCCUR WITH SEVERE THUNDERSTORMS.
DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.


|42.913  74.374 |42.932  74.235 |42.950  74.096 |42.968  73.957 |42.986  73.819

The office that day

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

IssuedProductOfficeCountiesLasted
May 9, 4:15 PM EDTSevere Thunderstorm WarningALYSaratoga, Schenectady40 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.