Alert archive / New York / Flash Flood Warnings in 1993

Flash Flood Warning 2, NWS Albany, NY

August 16, 1993Rensselaer County, Washington County, New York

NWS Albany, NY issued this flash flood warning at Aug 16, 1993, 1:55 PM EDT for Rensselaer County, Washington County, New York. It was in force for 86 min.

The area

The counties it named.

The facts

Issued
Aug 16, 1993, 1:55 PM EDT (17:55 UTC)
Expired
Aug 16, 1993, 3:21 PM EDT
In force
86 min
Issued by
NWS Albany, NY
Area
Whole counties

Counties Rensselaer County, NY, Washington County, NY

The nearest sounding before it

Albany, NY (KALB), launched 12:00Z, 5.9 hours before the alert went out and 46 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 1993-08-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 621 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 1993-08-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 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
621 J/kg
Mixed-layer CIN
-67 J/kg
Mixed-layer LCL
759 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
78 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 161757
FFWALB
NYC083-115-162000-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ALBANY NY
155 PM EDT MON AUG 16 1993
 
THE NATIONAL WEATHER SERVICE IN ALBANY NY  HAS ISSUED A
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
EFFECTIVE UNTIL  400 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...S...
 
IN EAST NEW YORK
 
   ...NORTHERN RENSSELAER COUNTY
 
IN NORTH NEW YORK
 
   ...WASHINGTON COUNTY
 
A SEVERE THUNDERSTORM WITH TORRENTIAL RAIN WAS NEAR NORTH HOOSICK IN
NORTHERN RENSSELAER COUNTY AND NORTH INTO WASHINGTON COUNTY AROUND WHITE
CREEK AND SALEM.
 
THE THUNDERSTORM WAS ABOUT STATIONARY.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
PEOPLE IN VALLEYS...ESPECIALLY THOSE N`EAR STREAMS AND CREEKS SHOULD MOVE
TO HIGHER GROUND NOW.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Aug 16, 8:00 AM EDT, 5 hours 55 minutes before
NEW YORK STATEWIDE POLICE INFORMATION NETWORK
TROOP Q
0800AM     MON AUG 16 1993
QCQC WLSR QCQC
01501    FILE 28   NYSPIN SUPPORT SERVICES NY10100Q1   AUG 16-93
TO       NWS - ALBANY NY
         COPY SEMO ALBANY NY

.A PHLN6 0816 E DH0700/TX 088/TN 066/TA 068/PPP 0.00/XW 03/SF 00.0/SD 00.0

AUTH ZONE SERGEANT WARREN A. DORSCH
       NYSPIN STAFF              8-00 AM
Special weather statement, Aug 16, 1:40 PM EDT, 15 minutes before
NYZ012>020-VTZ004-161830-

SPECIAL WEATHER STATEMENT AND SHORT TERM FORECAST
NATIONAL WEATHER SERVICE ALBANY NY
140 PM EDT MON AUG 16 1993

VERY HEAVY RAIN WAS FALLING IN SOUTHERN WASHINGTON AND NORTHEAST
RENSSELAER.

AT 130 PM THUNDERSTORMS ACCOMPANIED BY TORRENTIAL RAIN WAS FROM
COILA AND CAMBRIDGE IN SOUTHERN WASHINGTON COUNTY TO NEAR GRAFTON
AND PETERSBURGH IN RENSSELAER COUNTY.  FLOODING...DUE TO THE HEAVY
RAIN AND POOR DRAINAGE WAS OCCURRING IN BUSKIRK.

THESE STORMS WERE MOVING EAST AT LESS THAN 10 MILES AN HOUR.  THEY
WILL DRIFT INTO BENNINGTON COUNTY VERMONT AND NORTHERN BERKSHIRE
COUNTY MASSACHUSETTS BETWEEN 200 PM AND 230 PM.

THE DOWNPOUR MAY CAUSE ADDITIONAL FLOODING OF STREETS...AND IN AREAS
OF POOR DRAINAGE IN CAMBRIDGE...EAGLE BRIDGE...BUSKIRK...AND
PETERSBURGH.  SMALL STREAMS MAY ALSO BEGIN RISING RAPIDLY.

DRIVE VERY CAREFULLY.  IF THE WATER STARTS RISING ON THE ROADS
...ABANDON IT IMMEDIATELY FOR HIGHER GROUND.  AS A PRECAUTION...
CAMPERS SHOULD MOVE AWAY FROM STREAMS AS WELL.

SL
Special weather statement, Aug 16, 1:42 PM EDT, 13 minutes before
NYZ012>020-VTZ004-161830-

SPECIAL WEATHER STATEMENT AND SHORT TERM FORECAST
NATIONAL WEATHER SERVICE ALBANY NY
140 PM EDT MON AUG 16 1993

VERY HEAVY RAIN WAS FALLING IN SOUTHERN WASHINGTON AND NORTHEAST
RENSSELAER.

AT 130 PM THUNDERSTORMS ACCOMPANIED BY TORRENTIAL RAIN WAS FROM
COILA AND CAMBRIDGE IN SOUTHERN WASHINGTON COUNTY TO NEAR GRAFTON
AND PETERSBURGH IN RENSSELAER COUNTY.  FLOODING...DUE TO THE HEAVY
RAIN AND POOR DRAINAGE WAS OCCURRING IN BUSKIRK.

THESE STORMS WERE MOVING EAST AT LESS THAN 10 MILES AN HOUR.  THEY
WILL DRIFT INTO BENNINGTON COUNTY VERMONT AND NORTHERN BERKSHIRE
COUNTY MASSACHUSETTS BETWEEN 200 PM AND 230 PM.

THE DOWNPOUR MAY CAUSE ADDITIONAL FLOODING OF STREETS...AND IN AREAS
OF POOR DRAINAGE IN CAMBRIDGE...EAGLE BRIDGE...BUSKIRK...AND
PETERSBURGH.  SMALL STREAMS MAY ALSO BEGIN RISING RAPIDLY.

DRIVE VERY CAREFULLY.  IF THE WATER STARTS RISING ON THE ROADS
...ABANDON IT IMMEDIATELY FOR HIGHER GROUND.  AS A PRECAUTION...
CAMPERS SHOULD MOVE AWAY FROM STREAMS AS WELL.

SL

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 16, 1:55 PM EDTSevere Thunderstorm WarningALYRensselaer, Washington85 min

Nearby

Flash Flood Warnings in New York, 1993Every flash flood warning in 1993

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.