Alert archive / Maine / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 21, NWS Gray, ME

June 30, 1994Piscataquis County, Maine

NWS Gray, ME issued this severe thunderstorm warning at Jun 30, 1994, 6:31 PM EDT for Piscataquis County, Maine. It was in force for 59 min.

The area

The counties it named.

The facts

Issued
Jun 30, 1994, 6:31 PM EDT (22:31 UTC)
Expired
Jun 30, 1994, 7:30 PM EDT
In force
59 min
Issued by
NWS Gray, ME
Area
Whole counties

County Piscataquis County, ME

The nearest sounding before it

Caribou, ME (KCAR), launched 12:00Z, 10.5 hours before the alert went out and 151 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, Caribou, ME at 12:00Z on 1994-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 55 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, Caribou, ME at 12:00Z on 1994-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 73 square meters per square second.1939587897117Sfc1 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
55 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
532 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
73 m²/s²
0-3 km storm-relative helicity
138 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 KCAR 302231
SVRCAR
MEC021-302330-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CARIBOU ME
631 PM EDT THU JUN 30 1994
 
THE NATIONAL WEATHER SERVICE IN CARIBOU HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  730 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN NORTH MAINE
 
   ...NORTH CENTRAL PISCATAQUIS COUNTY
 
PORTLAND WEATHER RADAR IS INDICATING A SEVERE THUNDERSTORM NEAR
CHESUNCOOK LAKE AND IS MOVING TO THE EAST-NORTHEAST AT ABOUT 15 MPH.
THIS SEVERE THUNDERSTORM WILL MOVE THROUGH THE RIPEGENUS DAM AND BAXTER
STATE PARK REGION WITHIN THE NEXT HOUR. THIS STORM HAS HAD A HISTORY OF
DAMAGING WINDS...VERY HEAVY RAINS AND HAIL.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
D^ON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
HEWITT
 
 
 
NNNN

What forecasters said that day

The local office's own words before this severe thunderstorm 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 30, 5:31 PM EDT, 1 hour before
NHZ005-006-007-008-009-010-011-012-013-014-010000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CONCORD NH
531 PM EDT THU JUN 30 1994

...A LINE OF SHOWERS AND STRONG THUNDERSTORMS FROM WESTERN CARROLL
COUNTY SOUTHWEST THROUGH NORTHWEST BELKNAP...WESTERN
MERRIMACK...SULLIVAN COUNTY...

AT 530 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS
AND THUNDERSTORMS FROM WESTERN CARROLL COUNTY TO SULLIVAN COUNTY.  THE
CELLS WERE MOVING NORTHEAST AT 40 TO 45 MPH WITH THE LINE SLOWLY
MOVING SOUTHEAST.  THE STRONGEST STORM WAS LOCATED NEAR BRISTOL AND
NORTH SANBORNTON IN FAR WESTERN BELKNAP COUNTY.  COMMUNITIES IN THESE
AREAS SHOULD BE ON THE LOOKOUT FOR THUNDERSTORMS WITH VERY HEAVY
RAIN...GUSTY WINDS AND POSSIBLY SMALL HAIL..ALONG WITH DEADLY
LIGHTNING.

IF YOU ARE IN THE PATH OF THESE STORMS...REMAIN IN A SAFE INDOOR
SHELTER AND STAY AWAY FROM ELECTRICAL APPLIANCES.  PERSONS ON ANY
LAKES SHOULD BE ESPECIALLY WATCHFUL OF THE SKY AS THUNDERSTORMS CAN BE
EXTREMELY DANGEROUS TO BOATERS...HEAD FOR SHORE IF THREATENED.

DO NOT DRIVE YOUR CAR INTO AREAS WHERE WATER COVERS THE ROAD.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA FOR FURTHER
UPDATES...STATEMENTS AND POSSIBLE WARNINGS.

JAMBA/WSO CONCORD NH
Special weather statement, Jun 30, 5:35 PM EDT, 56 minutes before
NHZ005-006-007-008-009-010-011-012-013-014-010000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CONCORD NH
531 PM EDT THU JUN 30 1994

...A LINE OF SHOWERS AND STRONG THUNDERSTORMS FROM WESTERN CARROLL
COUNTY SOUTHWEST THROUGH NORTHWEST BELKNAP...WESTERN
MERRIMACK...SULLIVAN COUNTY...

AT 530 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS
AND THUNDERSTORMS FROM WESTERN CARROLL COUNTY TO SULLIVAN COUNTY.  THE
CELLS WERE MOVING NORTHEAST AT 40 TO 45 MPH WITH THE LINE SLOWLY
MOVING SOUTHEAST.  THE STRONGEST STORM WAS LOCATED NEAR BRISTOL AND
NORTH SANBORNTON IN FAR WESTERN BELKNAP COUNTY.  COMMUNITIES IN THESE
AREAS SHOULD BE ON THE LOOKOUT FOR THUNDERSTORMS WITH VERY HEAVY
RAIN...GUSTY WINDS AND POSSIBLY SMALL HAIL..ALONG WITH DEADLY
LIGHTNING.

IF YOU ARE IN THE PATH OF THESE STORMS...REMAIN IN A SAFE INDOOR
SHELTER AND STAY AWAY FROM ELECTRICAL APPLIANCES.  PERSONS ON ANY
LAKES SHOULD BE ESPECIALLY WATCHFUL OF THE SKY AS THUNDERSTORMS CAN BE
EXTREMELY DANGEROUS TO BOATERS...HEAD FOR SHORE IF THREATENED.

DO NOT DRIVE YOUR CAR INTO AREAS WHERE WATER COVERS THE ROAD.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA FOR FURTHER
UPDATES...STATEMENTS AND POSSIBLE WARNINGS.

JAMBA/WSO CONCORD NH
Special weather statement, Jun 30, 5:55 PM EDT, 36 minutes before
NHZ001-002-003-004-010000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CONCORD NH
555 PM EDT THU JUN 30 1994

...A LINE OF SHOWERS AND EMBEDDED THUNDERSTORMS WERE MOVING INTO COOS
COUNTY...

AT 550 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS
AND THUNDERSTORMS ENTERING WESTERN COOS COUNTY.  THE CELLS WERE MOVING
NORTHEAST AT 40 TO 45 MPH WITH THE LINE SLOWLY MOVING SOUTHEAST.
COMMUNITIES IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THUNDERSTORMS
WITH VERY HEAVY RAIN...GUSTY WINDS AND POSSIBLY SMALL HAIL..ALONG WITH
DEADLY LIGHTNING.

IF YOU ARE IN THE PATH OF THESE STORMS...REMAIN IN A SAFE INDOOR
SHELTER AND STAY AWAY FROM ELECTRICAL APPLIANCES.  PERSONS ON ANY
LAKES SHOULD BE ESPECIALLY WATCHFUL OF THE SKY AS THUNDERSTORMS CAN BE
EXTREMELY DANGEROUS TO BOATERS...HEAD FOR SHORE IF THREATENED.
DO NOT DRIVE YOUR CAR INTO AREAS WHERE WATER COVERS THE ROAD.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA FOR FURTHER
UPDATES...STATEMENTS AND POSSIBLE WARNINGS.

JAMBA/WSO CONCORD NH
Special weather statement, Jun 30, 5:56 PM EDT, 35 minutes before
NHZ001-002-003-004-010000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CONCORD NH
555 PM EDT THU JUN 30 1994

...A LINE OF SHOWERS AND EMBEDDED THUNDERSTORMS WERE MOVING INTO COOS
COUNTY...

AT 550 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS
AND THUNDERSTORMS ENTERING WESTERN COOS COUNTY.  THE CELLS WERE MOVING
NORTHEAST AT 40 TO 45 MPH WITH THE LINE SLOWLY MOVING SOUTHEAST.
COMMUNITIES IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THUNDERSTORMS
WITH VERY HEAVY RAIN...GUSTY WINDS AND POSSIBLY SMALL HAIL..ALONG WITH
DEADLY LIGHTNING.

IF YOU ARE IN THE PATH OF THESE STORMS...REMAIN IN A SAFE INDOOR
SHELTER AND STAY AWAY FROM ELECTRICAL APPLIANCES.  PERSONS ON ANY
LAKES SHOULD BE ESPECIALLY WATCHFUL OF THE SKY AS THUNDERSTORMS CAN BE
EXTREMELY DANGEROUS TO BOATERS...HEAD FOR SHORE IF THREATENED.
DO NOT DRIVE YOUR CAR INTO AREAS WHERE WATER COVERS THE ROAD.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA FOR FURTHER
UPDATES...STATEMENTS AND POSSIBLE WARNINGS.

JAMBA/WSO CONCORD NH
Special weather statement, Jun 30, 6:18 PM EDT, 13 minutes before
NHZ005-006-007-008-009-010-011-012-013-014-010000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CONCORD NH
618 PM EDT THU JUN 30 1994

...A LINE OF SHOWERS AND STRONG THUNDERSTORMS FROM SOUTHERN CARROLL
COUNTY SOUTHWEST THROUGH NORTHWEST BELKNAP...WESTERN
MERRIMACK...SULLIVAN COUNTY AND NORTHWESTERN CHESHIRE COUNTY...

AT 615 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS
AND THUNDERSTORMS FROM WESTERN CARROLL COUNTY TO SULLIVAN COUNTY.  THE
CELLS WERE MOVING NORTHEAST AT 40 TO 45 MPH WITH THE LINE SLOWLY
MOVING SOUTHEAST.  THE STRONGEST STORMS WERE LOCATED NEAR LAKE
WINNIPESAUKEE...ANDOVER...AND WALPOLE.  COMMUNITIES IN THESE AREAS
SHOULD BE ON THE LOOKOUT FOR THUNDERSTORMS WITH VERY HEAVY
RAIN...DAMAGING WINDS AND LARGE HAIL..ALONG WITH DEADLY LIGHTNING.

IF YOU ARE IN THE PATH OF THESE STORMS...REMAIN IN A SAFE INDOOR
SHELTER AND STAY AWAY FROM ELECTRICAL APPLIANCES.  PERSONS ON ANY
LAKES SHOULD BE ESPECIALLY WATCHFUL OF THE SKY AS THUNDERSTORMS CAN BE
EXTREMELY DANGEROUS TO BOATERS...HEAD FOR SHORE IF THREATENED.

DO NOT DRIVE YOUR CAR INTO AREAS WHERE WATER COVERS THE ROAD.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA FOR FURTHER
UPDATES...STATEMENTS AND POSSIBLE WARNINGS.

JAMBA/WSO CONCORD NH
Special weather statement, Jun 30, 6:19 PM EDT, 12 minutes before
NHZ005-006-007-008-009-010-011-012-013-014-010000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CONCORD NH
618 PM EDT THU JUN 30 1994

...A LINE OF SHOWERS AND STRONG THUNDERSTORMS FROM SOUTHERN CARROLL
COUNTY SOUTHWEST THROUGH NORTHWEST BELKNAP...WESTERN
MERRIMACK...SULLIVAN COUNTY AND NORTHWESTERN CHESHIRE COUNTY...

AT 615 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS
AND THUNDERSTORMS FROM WESTERN CARROLL COUNTY TO SULLIVAN COUNTY.  THE
CELLS WERE MOVING NORTHEAST AT 40 TO 45 MPH WITH THE LINE SLOWLY
MOVING SOUTHEAST.  THE STRONGEST STORMS WERE LOCATED NEAR LAKE
WINNIPESAUKEE...ANDOVER...AND WALPOLE.  COMMUNITIES IN THESE AREAS
SHOULD BE ON THE LOOKOUT FOR THUNDERSTORMS WITH VERY HEAVY
RAIN...DAMAGING WINDS AND LARGE HAIL..ALONG WITH DEADLY LIGHTNING.

IF YOU ARE IN THE PATH OF THESE STORMS...REMAIN IN A SAFE INDOOR
SHELTER AND STAY AWAY FROM ELECTRICAL APPLIANCES.  PERSONS ON ANY
LAKES SHOULD BE ESPECIALLY WATCHFUL OF THE SKY AS THUNDERSTORMS CAN BE
EXTREMELY DANGEROUS TO BOATERS...HEAD FOR SHORE IF THREATENED.

DO NOT DRIVE YOUR CAR INTO AREAS WHERE WATER COVERS THE ROAD.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA FOR FURTHER
UPHDATES...STATEMENTS AND POSSIBLE WARNINGS.

JAMBA/WSO CONCORD NH

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 5:36 PM EDTSevere Thunderstorm WarningGYXPiscataquis69 min
Jun 30, 5:41 PM EDTSevere Thunderstorm WarningGYXFranklin64 min

Nearby

Severe Thunderstorm Warnings in Maine, 1994Every severe thunderstorm warning in 1994

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.