Alert archive / New York / Flash Flood Warnings in 1990

Flash Flood Warning 8, NWS Burlington, VT

February 23, 1990Clinton County, New York

NWS Burlington, VT issued this flash flood warning at Feb 23, 1990, 6:44 AM EST for Clinton County, New York. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Feb 23, 1990, 6:44 AM EST (11:44 UTC)
Expired
Feb 23, 1990, 9:45 AM EST
In force
3 hr
Issued by
NWS Burlington, VT
Area
Whole counties

County Clinton County, NY

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Albany, NY (KALB), launched 00:00Z, 11.7 hours before the alert went out and 229 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 00:00Z on 1990-02-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 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 00:00Z on 1990-02-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 579 square meters per square second.1939587897Sfc1 km3 km6 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
NaN m above ground
0-6 km bulk shear
92 kt
0-1 km storm-relative helicity
579 m²/s²
0-3 km storm-relative helicity
732 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 KBTV 231146
FFWBTV
NYC019-231445-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE BURLINGTON VT
644 AM EST FRI FEB 23 1990
 
THE NATIONAL WEATHER SERVICE IN BURLINGTON VT HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  945 AM EST
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTHEAST NEW YORK
          ...SOUTHERN CLINTON
 
THE AUSABLE RIVER HAS LEFT ITS BANKS IN THE TOWN OF AUSABLE FORKS.
ROUTE 9N FROM THE TOWN OF JAY IN ESSEX COUNTY TO AUSABLE FORKS HAS
BEEN CLOSED. THIS FLOODING IS BEING CAUSED BY AN ICE JAM.
 
 
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.

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

Special weather statement, Feb 23, 3:42 AM EST, 3 hours 2 minutes before
VTZALL-NYZ011-231600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BURLINGTON VT
330 AM EST FRI FEB 23 1990

A RETURN TO WINTER WEATHER IS IN STORE FOR VERMONT AND NORTHEAST NEW
YORK OVER THE WEEKEND.

A WINTER STORM WATCH IS IN EFFECT FOR ALL OF VERMONT AND CLINTON COUNTY
OF NEW YORK FOR TONIGHT AND SATURDAY.

A STORM WILL DEVELOP OVER THE MID ATLANTIC COAST AND GAIN STRENGTH AS
IS IT GATHERS SUPPORT FROM ARTIC AIR SPILLING INTO THE NORTHEAST.

THIS STORM HAS THE PONTENTIAL FOR 6 INCHES OR MORE OF SNOW TONIGHT INTO
SATURDAY.

IF YOU PLAN TO TRAVEL TONIGHT OR SATURDAY...LISTEN TO NOAA WEATHER RADIO
...LOCAL RADIO OR TV STATIONS FOR THE LATEST NATIONAL WEATHER SERVICE
WATCHES....WARNINGS OR ADVISORIES.
^
THE NEXT STATEMENT WIL BE ISSUED AROUND 11 AM.

END/ADAMSON...

The office that day

Everything else NWS Burlington, VT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 23, 9:49 AM ESTFlash Flood WarningBTVClinton116 min
Feb 23, 12:55 PM ESTFlash Flood WarningBTVClinton4 hr

Nearby

Flash Flood Warnings in New York, 1990Every flash flood warning in 1990

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.