Alert archive / Massachusetts / Flash Flood Warnings in 1992
Flash Flood Warning 15, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this flash flood warning at Nov 23, 1992, 6:00 AM EST for Bristol County, Massachusetts. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Nov 23, 1992, 6:00 AM EST (11:00 UTC)
- Expired
- Nov 23, 1992, 9:00 AM EST
- In force
- 3 hr
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
County Bristol County, MA
The nearest sounding before it
Chatham, MA (KCHH), launched 00:00Z, 11.0 hours before the alert went out and 93 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 603 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 201 m²/s²
- 0-3 km storm-relative helicity
- 198 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBOS 231102 FFWBOS MAC005-231400- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BOSTON MA 600 AM EST MON NOV 23 1992 THE NATIONAL WEATHER SERVICE IN BOSTON HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 900 AM EST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEAST MASSACHUSETTS ...BRISTOL COUNTY RADAR INDICATES A BAND OF VERY HEAVY SHOWERS AND THUNDERSTORMS MOVING NORTHWARD INTO BRISTOL COUNTY AT 6 AM THIS MORNING. ONE CAR HAS ALREADY BEEN MAROONED AT FALL RIVER IN A LOW SPOT IN THE ROAD. HEAVY RAIN ON PAVED SURFACES WILL CAUSE ADDITIONAL FLOOD PROBLEMS FOR THE NEXT FEW HOURS IN THE FALL RIVER AND NEW BEDFORD AREAS. 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. RW
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, 3 hours 24 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, 1 hour 11 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 Massachusetts, 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.