Alert archive / Maine / Flash Flood Warnings in 1998

Flash Flood Warning 22, NWS Gray, ME

June 15, 1998Oxford County, Maine

NWS Gray, ME issued this flash flood warning at Jun 15, 1998, 3:12 AM EDT for Oxford County, Maine. It was in force for 3 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 15, 1998, 3:12 AM EDT (07:12 UTC)
Expired
Jun 15, 1998, 6:15 AM EDT
In force
3 hr
Issued by
NWS Gray, ME
Area
Whole counties

County Oxford County, ME

The radar

The Portland,ME radar (KGYX), 79 km from the middle of the area, began a volume at 07:15 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Gray, ME (KGYX), launched 00:00Z, 7.2 hours before the alert went out and 79 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 1998-06-15Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Gray, ME at 00:00Z on 1998-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 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
438 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
149 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 150715
FFWPWM
MEC017-151015-

BULLETIN - EAS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE GRAY ME
312 AM EDT MON JUN 15 1998

THE NATIONAL WEATHER SERVICE IN GRAY HAS ISSUED A

* FLOOD WARNING FOR...
  NORTHERN OXFORD COUNTY IN WESTERN MAINE

* UNTIL 615 AM EDT

* THE SWIFT RIVER AT ROXURY IS ABOVE FLOOD STAGE AND WILL CONTINUE
TO FLOOD FOR THE NEXT FEW HOURS.  THE RIVER SHOULD FALL BELOW FLOOD
STAGE BY 6AM.

PEOPLE ALONG THE SWIFT RIVER SHDOULD 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.

Nearby

Flash Flood Warnings in Maine, 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; radar from the NEXRAD Level II archive.