Alert archive / Connecticut / Flash Flood Warnings in 1989

Flash Flood Warning 5, NWS Boston/Norton, MA

May 24, 1989Capitol Planning Region, Connecticut

NWS Boston/Norton, MA issued this flash flood warning at May 24, 1989, 9:45 AM EDT for Capitol Planning Region, Connecticut. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
May 24, 1989, 9:45 AM EDT (13:45 UTC)
Expired
May 24, 1989, 2:00 PM EDT
In force
4 hr
Issued by
NWS Boston/Norton, MA
Area
Whole counties

County Capitol Planning Region, CT

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 12:00Z, 1.8 hours before the alert went out and 142 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 1989-05-24Temperature 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 1989-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 125 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
683 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
125 m²/s²
0-3 km storm-relative helicity
150 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 
TTAACT KBDL 241410
FFWBDL
CTC003-241800-

BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HARTFORD CT
945 AM EDT WED MAY 24 1989

THE NATIONAL WEATHER SERVICE IN HARTFORD HAS CONTINUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 200 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...

IN  CONNECTICUT
          ...HARTFORD



LISTEN TO AREA RADIO AND TELEVISION STATIONS AND NOAA WEATHER RADIO
FOR POSSIBLE FLASH FLOOD WARNINGS AND REPORTS OF FLOODING IN
PROGRESS FROM THE NATIONAL WEATHER SERVICE AND PUBLIC SAFETY
AGENCIES.  BE PREPARED TO MOVE OUT OF DANGER'S WAY AT A MOMENT'S
NOTICE.

STAY TUNED TO RADIO OR TELEVISION STATIONS IN THE AREA FOR
INFORMATION ON DEVELOPING WEATHER AND FLOOD CONDITIONS.  IF
YOU ARE OUT OF RANGE OF BROADCAST INFORMATION, BE SURE TO WATCH
FOR, INCREASED SPEED OF RIVER FLOW AND STEADY OR RAPID RISE IN
RIVER LEVEL.  BE PREPARED TO MOVE TO SAFETY.

A FLASH FLOOD WARNING MEANS FLOODING IS OCCURRING OR IS IMMINENT.
MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY.
NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT.

KONDOS

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, May 24, 4:22 AM EDT, 5 hours 23 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HARTFORD CT
 430 AM EDT WED MAY 24 1989

 ...LOCALLY HEAVY RAIN ACROSS CONNECTICUT  EARLY THIS MORNING...

LOW PRESSURE CENTERED OVER THE MID ATLANTIC STATES WAS RESPONSIBLE
FOR SOME LOCALLY HEAVY RAINFALL ACROSS CONNECTICUT DURING THE
EARLY MORNING HOURS.  RAINFALL COMMENCED HERE AT BRADLEY INTERNATIONAL
AIRPORT AROUND MIDNIGHT AND BY 4.30 AM HAD TOTALLED A LITTLE OVER
AN INCH AND A QUARTER.  MOTORISTS SHOULD BE ALERT TO THE POSSIBILITY
OF FLOODING OF LOW LYING ROADWAYS AND UNDERPASSES EARLY THIS MORNING
AND THERE IS ALSO A POSSIBILITY OF FLOODING ALONG SOME SMALL STREAMS
AND IN LOWLYING AREAS EARLY THIS MORNING.

RAINFALL SHOULD TAPER OFF THIS MORNING AS THE LOW PRESSURE SYSTEM
TO OUR SOUTH BEGINS TO MOVE OFF TOWARD THE EAST.

CANNON
Special weather statement, May 24, 6:04 AM EDT, 3 hours 41 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HARTFORD CT
 6  AM EDT WED MAY 24 1989

 ...LOCALLY HEAVY RAIN ACROSS CONNECTICUT  EARLY THIS MORNING...

HEAVY RAINS CONTINUED ACROSS MUCH OF NORTHCENTRAL CONNECTICUT  AND
IN THE SPRINGFIELD MASS AREA AT 6 AM.  SINCE MIDNIGHT NEARLY 2 INCHES
OF RAIN HAS FALLEN HERE AT BRADLEY INTERNATIONAL AIRPORT.  EARLY MORNING
COMMUTERS SHOULD BE ALERT TO THE POSSIBILITY OF FLOODING ON LOWLYING
ROADWAYS AS WELL AS IN UNDERPASSES.  SOME FLOODING ALONG SMALL STREAMS
AND LOWLYING AREAS IS ALSO POSSIBLE.
RAIN IS BEGINNING TO EASE UP OVER SOUTHERN PORTIONS OF THE STATE AND
THIS TREND IS EXPECTED TO MOVE NORTHWARD DURING THE NEXT COUPLE OF
HOURS.
THE STORM RBESPONSIBLE FOR CURRENT HEAVY RAINFALL IS CENTERED ALONG
THE NEW JERSEY COAST AND SHOULD MOVE EASTWARD PASSING TO THE SOUTH OF
NEW ENGLAND BY MIDDAY.

CANNON

The office that day

Everything else NWS Boston/Norton, MA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 24, 6:45 AM EDTFlash Flood WarningBOXCapitol Planning Region3 hr

Nearby

Flash Flood Warnings in Connecticut, 1989Every flash flood warning in 1989

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.