Alert archive / Massachusetts / Flash Flood Warnings in 1998

Flash Flood Warning 36, NWS Boston/Norton, MA

June 15, 1998Middlesex County, Norfolk County, Worcester County, Massachusetts; Northeastern Connecticut Planning Region, Connecticut

NWS Boston/Norton, MA issued this flash flood warning at Jun 15, 1998, 11:00 AM EDT for Middlesex County, Norfolk County, Worcester County, Massachusetts; Northeastern Connecticut Planning Region, Connecticut. It was in force for . No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 15, 1998, 11:00 AM EDT (15:00 UTC)
Expired
Jun 15, 1998, 11:00 AM EDT
In force
Issued by
NWS Boston/Norton, MA
Area
Whole counties

Counties Northeastern Connecticut Planning Region, CT, Middlesex County, MA, Norfolk County, MA, Worcester County, MA

The nearest sounding before it

Chatham, MA (KCHH), launched 12:00Z, 3.0 hours before the alert went out and 149 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, Chatham, MA at 12:00Z on 1998-06-15Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Chatham, MA at 12:00Z on 1998-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 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
804 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
79 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 KBOS 151458
FFWBOS
CTC015-MAC005-009-017-021-025-027-RIC003-161500-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
1100 AM EDT MON JUN 15 1998

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS EXTENDED A

* FLOOD WARNING FOR...
  SOUTHEASTERN WORCESTER COUNTY IN CENTRAL MASSACHUSETTS
  MIDDLESEX COUNTY IN NORTHEASTERN MASSACHUSETTS
  ESSEX COUNTY IN NORTHEASTERN MASSACHUSETTS
  SUFFOLK COUNTY IN EASTERN MASSACHUSETTS
  NORFOLK COUNTY IN EASTERN MASSACHUSETTS
  NORTHERN BRISTOL MA COUNTY IN SOUTHEASTERN MASSACHUSETTS
  PROVIDENCE COUNTY IN NORTHERN RHODE ISLAND
  WINDHAM COUNTY IN NORTHEASTERN CONNECTICUT

* UNTIL 11 AM EDT TUESDAY MORNING

* NUMEROUS RIVERS AND STREAMS CONTINUE OUT OF THEIR BANKS...WITH OTHERS
  JUST WITHIN THEIR BANKS.  ADDITIONAL RAINFALL OF UP TO 4.5 INCHES IS 
  EXPECTED IN THE WARNING AREA BEGINNING LATE THIS AFTERNOON AND
  CONTINUING THROUGH TUESDAY MORNING.  

* RIVERS AND STREAMS CRESTING AT THIS TIME MAY FALL SLIGHTLY THIS
  AFTERNOON AND EARLY EVENING...BUT WILL THEN RISE AGAIN OVERNIGHT AND 
  TUESDAY.  

* ROAD CLOSURES WILL CONTINUE IN SOME LOCATIONS AND MAY ACTUALLY
  EXPAND AS ADDITIONAL RAINFALL COMMENCES LATER THIS AFTERNOON AND THIS
  EVENING.

WHILE THE SIGHT OF A RIVER IN FLOOD MAY BE SPECTACULAR...ALL TOO 
OFTEN PEOPLE - ESPECIALLY CHILDREN - ARE INJURED OR KILLED BECAUSE 
THEY VENTURE TOO CLOSE TO THE RIVERBANK.  STAY AWAY FROM FLOODED 
RIVERS AND STREAMS AND FOLLOW THE DIRECTIONS FROM LOCAL POLICE OR 
FIRE OFFICIALS WHERE ROADS HAVE BEEN CLOSED OR EVACUATIONS HAVE BEEN 
REQUESTED. 

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS.  NEVER TRY TO CROSS A FLOODED ROADWAY.  THE
ROAD COULD BE DAMAGED OR WASHED OUT.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA OUTLETS FOR
THE LATEST INFORMATION ON THIS WIDESPREAD FLOOD EVENT.

BABCOCK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 11:00 AM EDTFlash Flood WarningBOXEssex, Suffolk
Jun 15, 11:00 AM EDTFlash Flood WarningBOXBristol

Nearby

Flash Flood Warnings in Massachusetts, 1998Flash Flood Warnings in Connecticut, 1998Every flash flood warning in 1998

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.