Alert archive / Maine / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 27, NWS Gray, ME

July 3, 2002Waldo County, Maine

NWS Gray, ME issued this severe thunderstorm warning at Jul 3, 2002, 10:50 PM EDT for Waldo County, Maine. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 3, 2002, 10:50 PM EDT (02:50 UTC)
Expired: Jul 3, 2002, 11:15 PM EDT
In force: 25 min
Issued by: NWS Gray, ME
Area: Counties, with a storm outline in the text

County Waldo County, ME

The radar

The Portland,ME radar (KGYX), 136 km from the middle of the area, began a volume at 02:54 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Gray, ME (KGYX), launched 00:00Z, 2.8 hours before the alert went out and 137 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 3025 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 1489 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 53 m²/s²
0-3 km storm-relative helicity: 48 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS51 KGYX 040250
SVRGYX
MEC027-040315-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GRAY ME
1050 PM EDT WED JUL 3 2002

THE NATIONAL WEATHER SERVICE IN GRAY MAINE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL WALDO COUNTY IN SOUTH CENTRAL MAINE

* UNTIL 1115 PM EDT

* AT 1049 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER PROSPECT...OR ABOUT 7 MILES WEST OF
  BUCKSPORT...MOVING EAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  OVER PROSPECT...6 MILES NORTH OF STOCKTON SPRINGS AT 1100 PM EDT

REPORT WIND DAMAGE OR LARGE HAIL TO THE NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN GRAY MAINE.

LAT...LON 4468 6905 4450 6906 4445 6857 4468 6855

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.

NWS Gray, ME wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 3, 9:05 PM EDT, 1 hour 45 minutes earlier.

Area forecast discussion, Jul 3, 9:05 PM EDT, 1 hour 45 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAY ME
905 PM EDT WED JUL 3 2002

.DISC...XPC SCT CNVCTION TO CONTINUE OVRNGHT AND HAV ADDED CHC POPS
TO ALL AREAS OVRNGHT. ADJUSTED MINS UP A DEGREE OR TWO STHRN
SECTIONS.  NIL ADDITIONAL CHNGES.

.CSTAL WTRS...MINOR COSMETIC CHNGES.

KGYX...ME...NIL.
       NH...NIL.

ES

In the hours before

Special weather statement, Jul 3, 8:57 PM EDT, 1 hour 53 minutes before

MEZ022-028-040200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
857 PM EDT WED JUL 3 2002

...STRONG THUNDERSTORMS MOVING THROUGH WALDO COUNTY...

LOOK FOR STRONG THUNDERSTORMS TO MOVE THROUGH NORTHEAST WALDO COUNTY
THROUGH 925 PM.  AS THE STORMS PASS FRANKFORT AND WINTERPORT...WIND
GUSTS TO 50 MPH...MARBLE SIZED HAIL AND UP TO 1.5 INCHES OF RAIN ARE
POSSIBLE.

ANOTHER STRONG THUNDERSTORM IS MOVING ACROSS PENOBSCOT BAY BETWEEN
SEARSPORT AND ISLEBORO.  THIS STORM MAY PRODUCE WIND GUSTS TO 50 MPH
AND VERY HEAVY RAIN.  IF YOU ARE BOATING ON THE PENOBSCOT BAY...BE
ON THE ALERT FOR THREATENING WEATHER.

HAYES

Special weather statement, Jul 3, 9:45 PM EDT, 1 hour 5 minutes before

MEZ021-022-040345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
945 PM EDT WED JUL 3 2002

...STRONG THUNDERSTORMS WILL MOVE INTO NORTHEAST KENNEBEC AND
NORTHERN WALDO COUNTIES...

LOOK FOR STRONG THUNDERSTORMS...CAPABLE OF PRODUCING WIND GUSTS TO
50 MPH...MARBLE SIZED HAIL...AND UP TO 2 INCHES OF RAIN IN LESS THAN
AN HOUR...TO MOVE THROUGH BURNHAM AND CLINTON BY 1000 PM.  THESE
STORMS WILL ALSO AFFECT UNTIL...ALBION AND THORNDIKE AFTER 1015 PM.

HAYES

Local storm report, Jul 3, 9:58 PM EDT, 52 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAY, ME
958 PM EDT WED JUL 3 2002

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0800 PM    SAINT ALBANS              ME   WIND DAMAGE
07/03/02   SOMERSET                       TREES DOWN ON CORINNA
                                          ROAD. REPORTED BY SOMERSET
                                          SO

Special weather statement, Jul 3, 10:25 PM EDT, 25 minutes before

MEZ022-028-040415-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
1025 PM EDT WED JUL 3 2002

...STRONG THUNDERSTORMS WILL MOVE THROUGH EASTERN WALDO COUNTY
THROUGH 1115 PM...

LOOK FOR AN AREA OF STRONG THUNDERSTORMS TO MOVE THROUGH JACKSON AND
MONROE BY 1040 PM...THROUGH WALDO...SWANVILLE AND FRANKFORT AND
PROSPECT BY 1105 PM...AND STOCKTON SPRINGS...SEARSPORT AND BELFAST
BY 1115 PM.

THESE STORMS ARE CAPABLE OF PRODUCING WIND GUSTS TO NEAR 50
MPH...MARBLE SIZED HAIL...AND UP TO 2 INCHES OF RAIN IN LESS THAN 45
MINUTES.  THIS COULD RESULT IN LOCALIZED FLOODING OF ROADS AND
LOW-LYING AREAS.

IF YOU ARE BOATING ON PENOBSCOT BAY...BE ON THE ALERT FOR
THREATENING WEATHER AND BE PREPARED TO RETURN TO SHORE AS THE
THUNDERSTORMS APPROACH.

HAYES

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 3, 8:45 PM EDT	Severe Thunderstorm Warning	GYX	Somerset	30 min
Jul 3, 9:31 PM EDT	Severe Thunderstorm Warning	GYX	Somerset	29 min
Jul 4, 5:03 PM EDT	Severe Thunderstorm Warning	GYX	Somerset	27 min
Jul 4, 6:04 PM EDT	Severe Thunderstorm Warning	GYX	Kennebec	56 min
Jul 4, 6:10 PM EDT	Severe Thunderstorm Warning	GYX	Waldo	50 min

Nearby

Severe Thunderstorm Warnings in Maine, 2002 Every severe thunderstorm warning in 2002

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.