Alert archive / Rhode Island / Flash Flood Warnings in 1993

Flash Flood Warning 3, NWS Boston/Norton, MA

April 1, 1993Kent County, Providence County, Rhode Island

NWS Boston/Norton, MA issued this flash flood warning at Apr 1, 1993, 12:24 PM EST for Kent County, Providence County, Rhode Island. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Apr 1, 1993, 12:24 PM EST (17:24 UTC)
Expired
Apr 1, 1993, 7:30 PM EST
In force
7 hr
Issued by
NWS Boston/Norton, MA
Area
Whole counties

Counties Kent County, RI, Providence County, RI

The nearest sounding before it

Chatham, MA (KCHH), launched 12:00Z, 5.4 hours before the alert went out and 134 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 1993-04-01Temperature 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, Chatham, MA at 12:00Z on 1993-04-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 145 square meters per square second.1939587897Sfc1 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
NaN m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
145 m²/s²
0-3 km storm-relative helicity
313 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 KPVD 011730 COR
FFWPVD
RIC003-007-020030-

BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING...CORRECTION
NATIONAL WEATHER SERVICE PROVIDENCE RI
1224 PM EST THU APR 1 1993

THE NATIONAL WEATHER SERVICE IN PROVIDENCE HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  730 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN CENTRAL RHODE ISLAND

   ...KENT COUNTY

IN NORTH RHODE ISLAND

   ...PROVIDENCE COUNTY

AT 1215 PM...CRANSTON POLICE REPORTED THAT THE PAWTUXET RIVER HAS BEGUN
TO FLOOD IN THE CRANSTON AREA. FLOODING WAS REPORTED IN THE REAR OF
GARDEN CITY...THE WOODBURY DRIVE AREA...AND IN THE BROAD STREET SECTION.

WEATHER RADAR INDICATES MORE RAIN WILL AFFECT THE KENT AND PROVIDENCE
COUNTY AREA BY 2 PM.  THIS WILL CAUSE THE PAWTUXET TO FLOOD BACK
UPSTREAM INTO WARWICK AND WEST WARWICK.  ALSO...THE POCASETT RIVER MAY
BEGIN TO BACK UP AND FLOOD DUE TO THE HIGH LEVELS ON THE PAWTUXET.

OTHER SMALLER STREAM FLOWING INTO THESE RIVERS WILL LIKELY BEGIN TO
FLOOD AS WELL.

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.

A 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.

VALLEE

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, Apr 1, 6:34 AM EST, 5 hours 50 minutes before
MAZ001-002-004>008-011400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BOSTON MA
635 AM EST THU APR 1 1993

...SNOW WAS MAKING TRAVEL SLIPPERY IN PARTS OF WESTERN MASSACHUSETTS
EARLY THIS MORNING...

ALREADY 1.5 INCHES OF SNOW HAS FALLEN IN NORTH ADAMS IN THE NORTHERN
BERKSHIRES WITH THE TEMPERATURE 32 AT 615 AM.  ROADS WERE SLIPPERY.
SPEED LIMITS HAVE BEEN TEMPORARILY REDUCED TO 40 MPH ON THE WESTERN
SEGMENT OF THE MASS PIKE.

PRECIPITATION WAS TRYING TO CHANGE TO ALL SNOW IN NORTH CENTRAL
CONNECTICUT WHILE IT WAS MAINLY RAIN IN THE NORTHWEST HILLS OF
CONNECTICUT.

SO...EVEN THOUGH ITS APRIL FIRST...DONT BE FOOLED.  A NASTY MIX OF
WINTRY ELEMENTS IS ON THE MENU FOR MUCH OF THE BAY STATE.

A WINTER WEATHER ADVISORY WAS CONTINUED FOR NORTHERN MASSACHUSETTS...
ESSENTIALLY FROM HAVERHILL AND NEWBURYPORT THROUGH THE MERRIMACK
VALLEY...WORCESTER AND FITCHBURG AND THEN NORTHWEST ALONG ROUTE 2 TO
FRANKLIN COUNTY NEAR CHARLEMONT.  ONE TO 3 INCHES OF SLUSHY SNOW WILL
FALL THERE THIS MORNING WITH A CHANCE OF 4 OR 5 INCHES IN THE HIGHER
TERRAIN OF THE EAST SLOPES OF THE BERKSHIRES THROUGH NORTHERN
WORCESTER COUNTY.

POCKETS OF HEAVY PRECIPITATION COVERED LONG ISLAND AND SOUTHWEST
CONNECTICUT AND EXTENDED BACK INTO NEW JERSEY AND WAS HEADING THIS
WAY.

PRECIPITATION WILL TURN TO RAIN IN MASSACHUSETTS SOMETIME DURING
MIDDAY OR THIS AFTERNOON THOUGH IT MAY NOT COMPLETELY TURN TO RAIN IN
THE NORTHEAST CORNER OF THE BAY STATE UNTIL 3 OR 4 PM.

BE ALERT FOR SLIPPERY RAODS IN NORTHERN AND WESTERN MASSACHUSETTS THIS
MORNING AND IF YOU ARE HEADING NORTH INTO NEW HAMPSHIRE AND MAINE...BE
AWARE THAT AT LEAST 4 INCHES OF SNOW IS EXPECTED THERE TODAY.

DRAG
Special weather statement, Apr 1, 7:19 AM EST, 5 hours 5 minutes before
MAZ001-002-004>008-011400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BOSTON MA
718 AM EST THU APR 1 1993

...SNOW WAS MAKING TRAVEL SLIPPERY IN PARTS OF WESTERN MASSACHUSETTS
EARLY THIS MORNING...

SO FAR THE BERKSHIRES HAVE HAD THE WORST OF THE SNOW IN MASSACHUSETTS.

AMOUNTS AT 645 AM RANGED FROM A COATING OF SNOW AND SLEET NEAR GREAT
BARRINGTON IN SOUTHERN BERKSHIRE COUNTY WITH UP TO 5 INCHES IN THE
NORTHERN PORTION OF BERKSHIRE COUNTY.  SOME SNOW AMOUNTS IN THE
BERKSHIRES AS OF 645 AM WERE AS FOLLOW...SAVOY ON ROUTE 9...5
INCHES...PERU 4 INCHES...HINSDALE AND CHESHIRE 2 INCHES.

ROADS WERE SLIPPERY WITH SPEED LIMITS TEMPORARILY REDUCED TO 40 MPH ON
THE WESTERN SEGMENT OF THE MASS PIKE.

PRECIPITATION JUST SOUTH OF THE MASS PIKE THROUGH CONNECTICUT AND
RHODE ISLAND WAS GENERALLY IN THE FORM OF RAIN WITH HEAVY RAIN IN THE
NEW YORK CITY AREA HEADING FOR CONNECTICUT.

A NASTY MIX OF WINTRY ELEMENTS IS ON THE MENU FOR MUCH OF NORTHERN
MASSACHUSETTS THIS MORNING WHERE A WINTER WEATHER ADVISORY WAS
CONTINUED ESSENTIALLY FROM HAVERHILL AND NEWBURYPORT THROUGH THE
MERRIMACK VALLEY...WORCESTER AND FITCHBURG AND THEN NORTHWEST ALONG
ROUTE 2 TO FRANKLIN COUNTY NEAR CHARLEMONT.  ONE TO 3 INCHES OF SLUSHY
SNOW WILL FALL THIS MORNING WITH A CHANCE OF 4 OR 5 INCHES IN THE
HIGHER TERRAIN OF THE EAST SLOPES OF THE BERKSHIRES THROUGH NORTHERN
WORCESTER COUNTY.

PRECIPITATION WILL TURN TO RAIN IN MASSACHUSETTS SOMETIME DURING
MIDDAY OR THIS AFTERNOON THOUGH IT MAY NOT COMPLETELY TURN TO RAIN IN
THE NORTHEAST CORNER OF THE BAY STATE UNTIL 3 OR 4 PM.

BE ALERT FOR SLIPPERY ROADS IN NORTHERN AND WESTERN MASSACHUSETTS THIS
MORNING AND IF YOU ARE HEADING NORTH INTO NEW HAMPSHIRE AND MAINE...BE
AWARE THAT AT LEAST 4 INCHES OF SNOW IS EXPECTED THERE TODAY.

DRAG

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 1, 5:17 PM ESTFlash Flood WarningBOXWashington3 hr

Nearby

Flash Flood Warnings in Rhode Island, 1993Every flash flood warning in 1993

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.