Alert archive / New Hampshire / Flash Flood Warnings in 1998

Flash Flood Warning 32, NWS Gray, ME

June 27, 1998Belknap County, Carroll County, Grafton County, New Hampshire

NWS Gray, ME issued this flash flood warning at Jun 27, 1998, 7:01 AM EDT for Belknap County, Carroll County, Grafton County, New Hampshire. It was in force for 6 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
Jun 27, 1998, 7:01 AM EDT (11:01 UTC)
Expired
Jun 27, 1998, 12:55 PM EDT
In force
6 hr
Issued by
NWS Gray, ME
Area
Whole counties

Counties Belknap County, NH, Carroll County, NH, Grafton County, NH

The nearest sounding before it

Gray, ME (KGYX), launched 00:00Z, 11.0 hours before the alert went out and 99 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, Gray, ME at 00:00Z on 1998-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 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, Gray, ME at 00:00Z on 1998-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 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
1 J/kg
Mixed-layer CIN
-80 J/kg
Mixed-layer LCL
456 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
87 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 KPWM 271104
FFWPWM
NHC001-003-009-271655-

BULLETIN - EAS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE GRAY ME
701 AM EDT SAT JUN 27 1998

THE NATIONAL WEATHER SERVICE IN GRAY HAS ISSUED A

* FLOOD WARNING FOR...
  BELKNAP COUNTY IN CENTRAL NEW HAMPSHIRE
  CARROLL COUNTY IN CENTRAL NEW HAMPSHIRE
  GRAFTON COUNTY IN CENTRAL NEW HAMPSHIRE

* UNTIL 1255 PM EDT

* AT 650 AM EDT...SPOTTERS AND DOPPLER RADAR INDICATED AN AREA OF
  HEAVY RAIN OVER SOUTHERN AND CENTRAL GRAFTON COUNTY...BELKNAP
  COUNTY AND WESTERN CARROL COUNTY.  THIS BAND WILL DEPOSIT RAIN AT
  UP TO AN INCH PER HOUR.  ROADS HAVE ALREADY BEEN WASHED OUT FROM
  THESE STORMS.

* FLOODING OF SMALL RIVER AND STREAMS WILL OCCUR.  TAKE PRECAUTION
  IF YOU LIVE IN A LOW LYING AREA.

  JC

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, Jun 27, 6:00 AM EDT, 1 hour 1 minute before
BULLETIN- IMMEDIATE BROADCAST REQUESTED
SPECIAL SHORT TERM FORECAST
NATIONAL WEATHER SERVICE GRAY ME
600 AM EDT SAT JUN 27 1998

NHZ002-003-005-009-271400-

.NOW...
SHOWERS AND THUNDERSTORMS WITH LOCALLY HEAVY DOWNPOURS WILL
CONTINUE TO MOVE SLOWLY EAST ACROSS CENTRAL NEW HAMPSHIRE.  A FEW
COMMUNITIES IN A LINE FROM ORFORD IN GRAFTON COUNTY TO GILFORD IN
BELKNAP COUNTY WILL PICK UP A QUICK INCH TO AN INCH AND A HALF OF
RAIN THROUGH 9 AM...CAUSING SMALL RIVERS AND STREAMS TO RISE.  A
SECOND AREA OF SHOWERS OVER CENTRAL COOS COUNTY WILL DEPOSIT ABOUT A
HALF INCH OF RAIN THROUGH 9 AM.

A FLOOD WATCH CONTINUES TODAY.  PEOPLE ALONG THE PEMIGEWASSET RIVER
SHOULD MONITOR WATER LEVELS AND BE| PREPARED TO MOVE TO HIGHER
GROUND IF FLOODWATERS THREATEN.  DO NOT ATTEMPT TO DRIVE INTO AREAS
WHERE WATER COVERS THE ROAD.

JC
Special weather statement, Jun 27, 6:00 AM EDT, 1 hour 1 minute before
BULLETIN- IMMEDIATE BROADCAST REQUESTED
SPECIAL SHORT TERM FORECAST
NATIONAL WEATHER SERVICE GRAY ME
600 AM EDT SAT JUN 27 1998

NHZ002-003-005-009-271400-

.NOW...
SHOWERS AND THUNDERSTORMS WITH LOCALLY HEAVY DOWNPOURS WILL
CONTINUE TO MOVE SLOWLY EAST ACROSS CENTRAL NEW HAMPSHIRE.  A FEW
COMMUNITIES IN A LINE FROM ORFORD IN GRAFTON COUNTY TO GILFORD IN
BELKNAP COUNTY WILL PICK UP A QUICK INCH TO AN INCH AND A HALF OF
RAIN THROUGH 9 AM...CAUSING SMALL RIVERS AND STREAMS TO RISE.  A
SECOND AREA OF SHOWERS OVER CENTRAL COOS COUNTY WILL DEPOSIT ABOUT A
HALF INCH OF RAIN THROUGH 9 AM.

A FLOOD WATCH CONTINUES TODAY.  PEOPLE ALONG THE PEMIGEWASSET RIVER
SHOULD MONITOR WATER LEVELS AND BE| PREPARED TO MOVE TO HIGHER
GROUND IF FLOODWATERS THREATEN.  DO NOT ATTEMPT TO DRIVE INTO AREAS
WHERE WATER COVERS THE ROAD.

JC

The office that day

Everything else NWS Gray, ME issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 27, 9:31 AM EDTFlash Flood WarningGYXCoos5 hr
Jun 27, 3:09 PM EDTFlash Flood WarningGYXBelknap, Carroll, Coos, Grafton8 hr

Nearby

Flash Flood Warnings in New Hampshire, 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.