Alert archive / Rhode Island / Flash Flood Warnings in 1998

Flash Flood Warning 60, NWS Boston/Norton, MA

July 1, 1998Bristol County, Massachusetts; Kent County, Providence County, Rhode Island

NWS Boston/Norton, MA issued this flash flood warning at Jul 1, 1998, 10:04 AM EDT for Bristol County, Massachusetts; Kent County, Providence County, Rhode Island. It was in force for 10 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 1, 1998, 10:04 AM EDT (14:04 UTC)
Expired
Jul 1, 1998, 8:00 PM EDT
In force
10 hr
Issued by
NWS Boston/Norton, MA
Area
Whole counties

Counties Bristol County, MA, Kent County, RI, Providence County, RI

The nearest sounding before it

Chatham, MA (KCHH), launched 12:00Z, 2.1 hours before the alert went out and 120 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 1998-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 29 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 1998-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 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
29 J/kg
Mixed-layer CIN
-157 J/kg
Mixed-layer LCL
816 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
42 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 011405
FFWBOS
MAC005-RIC003-007-012355-

BULLETIN - EAS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
1004 AM EDT WED JUL 1 1998

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* FLOOD WARNING FOR...
  BRISTOL MA COUNTY IN SOUTHEASTERN MASSACHUSETTS
  PROVIDENCE COUNTY IN NORTHERN RHODE ISLAND
  KENT COUNTY IN CENTRAL RHODE ISLAND

* UNTIL 800 PM EDT

* AT 950 AM EDT...REPORTS FROM SCITUATE INDICATE THAT THE
  PAWTUXET RIVER WAS BANKFULL AND BASEMENT FLOODING WAS
  BEGINNING.  ALSO...GAGE INFORMATION FROM NORTON ALONG THE
  WADING RIVER SHOWED THIS RIVER CONTINUING TO RISE SLOWLY.
  IT WAS AT A STAGE OF 10.5 FEET OR ONE FOOT ABOVE FLOOD STAGE.

* FOR THE PAWTUXET RIVER...BASED ON THE HIGH ELEVATION AND RELATED
  FLOW FROM THE SCITUATE RESERVOIR AS WELL AS THE RIVER/S RESPONSE
  TO YESTERDAY/S RAINFALL...MINOR FLOODING ALONG THE RIVER IS
  LIKELY FROM SCITUATE DOWNSTREAM THROUGH WEST WARWICK...WARWICK
  AND CRANSTON.  FLOODING WILL ALSO CONTINUE TODAY ALONG THE
  WADING RIVER AS THIS STREAM CRESTS THIS AFTERNOON.

MINOR FLOODING WILL CONTINUE INTO THE EVENING HOURS ALONG THESE TWO
RIVERS...REGARDLESS OF ANY ADDITIONAL RAINFALL DURING THE DAY.  BOTH
RIVERS WILL CREST 1 TO 1.5 FEET ABOVE THEIR FLOOD ELEVATIONS WITH
LOW LYING AREAS ALONG THE RIVER EXPERIENCING FLOODING.

THOSE PEOPLE THAT TYPICALLY EXPERIENCE FLOODING ALONG THESE RIVERS
SHOULD TAKE ACTION NOW TO PROTECT VALUABLES.  BASEMENT FLOODING WILL
BE COMMON DUE TO THE HIGH RIVER ELEVATION AND HIGH WATER TABLE.  IT
MAY BE NECESSARY TO TAKE VALUABLES TO A HIGHER LEVEL IN YOUR HOME OR
BUSINESS UNTIL THE RIVERS RECEDE.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE MEDIA OUTLETS FOR
THE LATEST ON THIS CONTINUING FLOOD EVENT.

VALLEE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 9:05 PM EDTFlash Flood WarningBOXBristol11 hr
Jun 30, 10:13 PM EDTSevere Thunderstorm WarningBOXBristol, Plymouth62 min
Jun 30, 10:30 PM EDTSevere Thunderstorm WarningBOXBarnstable35 min
Jun 30, 10:37 PM EDTTornado WarningBOXBarnstable33 min
Jun 30, 8:14 PM EDTFlash Flood WarningBOXProvidence12 hr
Jun 30, 9:05 PM EDTSevere Thunderstorm WarningBOXWashington45 min
Jun 30, 9:47 PM EDTSevere Thunderstorm WarningBOXBristol33 min

Nearby

Flash Flood Warnings in Rhode Island, 1998Flash Flood Warnings in Massachusetts, 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.