Alert archive / Connecticut / Flash Flood Warnings in 1992

Flash Flood Warning 14, NWS Boston/Norton, MA

November 23, 1992Capitol Planning Region, Connecticut

NWS Boston/Norton, MA issued this flash flood warning at Nov 23, 1992, 5:02 AM EST for Capitol Planning Region, Connecticut. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Nov 23, 1992, 5:02 AM EST (10:02 UTC)
Expired
Nov 23, 1992, 8:08 AM EST
In force
3 hr
Issued by
NWS Boston/Norton, MA
Area
Whole counties

County Capitol Planning Region, CT

The nearest sounding before it

Albany, NY (KALB), launched 00:00Z, 10.0 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 00:00Z on 1992-11-23Temperature 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 00:00Z on 1992-11-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 145 square meters per square second.19395878Sfc1 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
538 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
145 m²/s²
0-3 km storm-relative helicity
291 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 KBDL 231013 COR
FFWBDL
CTC003-009-231500-

BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING...CORRECTION TO 1ST PRGH
NATIONAL WEATHER SERVICE HARTFORD CT
502 AM EST MON NOV 23 1992

THE NATIONAL WEATHER SERVICE IN HARTFORD HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1000 AM EST...

IN NORTH CENTRAL CONNECTICUT

   ...SOUTHERN HARTFORD COUNTY

IN SOUTH CENTRAL CONNECTICUT

   ...NEW HAVEN COUNTY

SHOWERS AND THUNDERSTORMS WITH TORRENTIAL RAINS HAVE PLAGUED THE AREA
SINCE EARLY MORNING. NEARLY THREE INCHES OF RAIN HAS FALLEN IN MERIDEN
AND THE QUINNIPIAC RIVER BASIN.  MERIDEN POLICE REPORT SEVERAL ROADS
HAVE FLOODED WITH THE QUINNIPIAC RIVER ALONG MAIN STREET NEAR FLOOD
STAGE.


IF THREATENING WEATHER APPROACHES YOU SHOULD GO TO A SAFE PLACE
IMMEDIATELY AND ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY
YOUR SEVERE WEATHER REPORTS TO THE LOCAL NATIONAL WEATHER SERVICE
OFFICE.

A FLASH FLOOD WARNING MEANS THAT 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.  TO ESCAPE RISING WATER MOVE UP TO` HIGHER GROUND.


WHITTIER

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, Nov 23, 2:36 AM EST, 2 hours 26 minutes before
MAZALL-CTZALL-RIZALL-230730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BOSTON MA
235 AM EST MON NOV 23 1992

RADAR AND SATELLITE PICTURES SHOW A BAND OF MODERATE TO HEAVY SHOWERS
AND THUNDERSTORMS MOVING TOWARDS CONNECTICUT AND MASSACHUSETTS.

THESE SHOWERS WILL CONTINUE MOVING NORTH AND EAST THROUGH THE MORNING
HOURS...PRODUCING BRIEF HEAVY DOWNPOURS...DRASTICALLY REDUCED
VISIBILITIES...AND LOCAL STREET FLOODING IN LOW LYING AND POOR
DRAINAGE AREAS.

MOTORISTS ARE URGED TO EXERCISE CAUTION WHILE DRIVING THIS MORNING...
AND ALLOW EXTRA TIME FOR COMMUTING.  REMEMBER TO SLOW DOWN TO PREVENT
HYDROPLANING ON WET ROADS...AND TO ALLOW MORE TIME TO REACT UNDER
RESTRICTED VISIBILITIES.

RW
Special weather statement, Nov 23, 4:49 AM EST, 13 minutes before
CTZALL-MAZ005-231400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HARTFORD CT
445 AM EST MON NOV 23 1992

...SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAINS WERE MOVING THROUGH
CONNECTICUT CAUSING LOCALIZED STREET FLOODING...

SHOWERS AND THUNDERSTORMS WITH HEAVY DOWNPOURS HAVE PRODUCED UP TO
THREE INCHES OF RAIN ACROSS NORTHERN NEW HAVEN COUNTY AND SOUTHERN
HARTFORD COUNTY IN CONNECTICUT EARLY THIS MORNING.  POLICE DEPARTMENTS
IN SOUTHINGTON AND MERIDEN REPORT STREET FLOODING...MAINLY DUE TO
CLOGGED STORM DRAINS WITH ROAD CLOSURES IN MERIDEN.

AT 445 AM...RADAR CONTINUES TO SHOW SHOWERS AND THUNDERSTORMS WITH
HEAVY RAIN ACROSS ALL OF CONNECTICUT WITH THE HEAVIEST CONCENTRATION
FROM BRIDGEPORT NORTHEAST TO MIDDLETOWN AND CONTINUING INTO NORTHERN
RHODE ISLAND AND BOSTON MASSACHUSETTS.

IF TRAVELING THIS MORNING...BEWARE OF HEAVY DOWNPOURS CAUSING
LOCALIZED STREET FLOODING...IF YOU SEE A ROADWAY UNDER WATER...DO NOT
CROSS.  ALSO HEAVY DOWNPOURS WILL REDUCE VISIBILITY ON THE ROADS...SO
ALLOW EXTRA DRIVING SPACE BETWEEN NEIGHBORING MOTORISTS.

SHOWER AND THUNDERSTORM ACTIVITY WILL CONTINUE UNTIL MID MORNING WITH
THE GREATEST CONCENTRATION OCCURING ALONG THE COAST AND AL2L OF NEW
LONDON COUNTY.

WHITTIER

Nearby

Flash Flood Warnings in Connecticut, 1992Every flash flood warning in 1992

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.