Alert archive / New York / Flash Flood Warnings in 1997

Flash Flood Warning 9, NWS Albany, NY

July 15, 1997Greene County, New York

NWS Albany, NY issued this flash flood warning at Jul 15, 1997, 1:49 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
Jul 15, 1997, 1:49 PM EDT (17:49 UTC)
Expired
Jul 15, 1997, 2:45 PM EDT
In force
56 min
Issued by
NWS Albany, NY
Area
Whole counties

County Greene County, NY

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 5.8 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 1997-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1020 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 1997-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 square meters per square second.1939Sfc1 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
1020 J/kg
Mixed-layer CIN
-62 J/kg
Mixed-layer LCL
794 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
46 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 151750
FFWALB
NYC039-151845-
 
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ALBANY NY
149 PM EDT TUE JUL 15 1997
 
THE NATIONAL WEATHER SERVICE IN ALBANY NY  HAS ISSUED A
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
EFFECTIVE UNTIL  245 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST NEW YORK
 
   ...GREENE COUNTY
 
AT 150 PM...DOPPLER RADAR INDICATED A CLUSTER OF SEVERE THUNDERSTORMS IN
TANNERSVILLE AND PLATTE CLOVE.
 
THESE STORMS WILL BE DRIFTING TO THE SOUTHEAST AT 10 MPH.
 
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.
 
 
HTS/GW

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 15, 1:49 PM EDTSevere Thunderstorm WarningALYGreene56 min
Jul 15, 2:23 PM EDTSevere Thunderstorm WarningALYUlster67 min
Jul 15, 2:55 PM EDTSevere Thunderstorm WarningALYSaratoga65 min
Jul 15, 3:30 PM EDTSevere Thunderstorm WarningALYSaratoga, Washington60 min
Jul 15, 4:08 PM EDTSevere Thunderstorm WarningALYDutchess67 min
Jul 15, 4:39 PM EDTSevere Thunderstorm WarningALYWarren51 min
Jul 15, 5:36 PM EDTFlash Flood WarningALYHerkimer69 min
Jul 15, 5:36 PM EDTSevere Thunderstorm WarningALYHerkimer69 min

Nearby

Flash Flood Warnings in New York, 1997Every flash flood 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.