Alert archive / Maine / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 21, NWS Gray, ME

June 22, 2012Kennebec County, Somerset County, Waldo County, Maine

NWS Gray, ME issued this severe thunderstorm warning at Jun 22, 2012, 4:08 PM EDT for Kennebec County, Somerset County, Waldo County, Maine. It was in force for 67 min. 5 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 22, 2012, 4:08 PM EDT (20:08 UTC)
Expired
Jun 22, 2012, 5:15 PM EDT
In force
67 min
Issued by
NWS Gray, ME
Area
Storm-based polygon

Counties Kennebec County, ME, Somerset County, ME, Waldo County, ME

The radar

The Portland,ME radar (KGYX), 104 km from the middle of the area, began a volume at 20:11 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.

What was reported inside it

TimeReportWhereRemark
Jun 22, 4:15 PM EDTTSTM WND DMGFairfield, METREES DOWN AND WIRES DOWN ALL OVER FAIRFIELD.
Jun 22, 4:15 PM EDTNON-TSTM WND DMGFairfield, METREES DOWN AND WIRES DOWN ALL OVER FAIRFIELD.
Jun 22, 4:20 PM EDTTSTM WND DMGOakland, MEI95 AT STANDSTILL NEAR OAKLAND WITH TREE DEBRIS IN ROAD
Jun 22, 4:20 PM EDTTSTM WND DMGWaterville, METREES SNAPPED AND DOWN ALL OVER TOWN. ABBOT STREET.
Jun 22, 4:30 PM EDTTSTM WND DMGWaterville, MEHOME AND CAR DAMAGED BY TREE ON ABBOTT ST

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Gray, ME (KGYX), launched 12:00Z, 8.1 hours before the alert went out and 104 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 12:00Z on 2012-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 240 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Gray, ME at 12:00Z on 2012-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -10 square meters per square second.193958Sfc1 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
240 J/kg
Mixed-layer CIN
-105 J/kg
Mixed-layer LCL
1162 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
-10 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

617 
WUUS51 KGYX 222008
SVRGYX
MEC011-025-027-222115-
/O.NEW.KGYX.SV.W.0021.120622T2008Z-120622T2115Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GRAY ME
408 PM EDT FRI JUN 22 2012

THE NATIONAL WEATHER SERVICE IN GRAY MAINE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN KENNEBEC COUNTY IN SOUTH CENTRAL MAINE...
  SOUTHEASTERN SOMERSET COUNTY IN WEST CENTRAL MAINE...
  WESTERN WALDO COUNTY IN SOUTH CENTRAL MAINE...

* UNTIL 515 PM EDT...

* AT 403 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  WATERVILLE...AND MOVING EAST AT 25 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  CLINTON...CHINA...UNITY AND THORNDIKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 4464 6909 4438 6920 4454 6979 4469 6970
TIME...MOT...LOC 2008Z 280DEG 20KT 4457 6959

$$

KIMBLE
3 follow-up statements
371 
WWUS51 KGYX 222034
SVSGYX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
434 PM EDT FRI JUN 22 2012

MEC011-025-027-222115-
/O.CON.KGYX.SV.W.0021.000000T0000Z-120622T2115Z/
KENNEBEC ME-SOMERSET ME-WALDO ME-
434 PM EDT FRI JUN 22 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR WESTERN WALDO...EXTREME SOUTHEASTERN SOMERSET AND NORTHEASTERN
KENNEBEC COUNTIES...

AT 432 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED NEAR ALBION...OR 6 MILES SOUTHEAST OF FAIRFIELD...MOVING EAST
AT 25 MPH.

SOME LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
ALBION...UNITY...FREEDOM...THORNDIKE...KNOX...MONTVILLE AND JACKSON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 4468 6963 4464 6909 4438 6920 4454 6979
TIME...MOT...LOC 2034Z 280DEG 20KT 4454 6948

$$

KIMBLE
067 
WWUS51 KGYX 222058
SVSGYX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
458 PM EDT FRI JUN 22 2012

MEC025-222107-
/O.CAN.KGYX.SV.W.0021.000000T0000Z-120622T2115Z/
SOMERSET ME-
458 PM EDT FRI JUN 22 2012

...THE SEVERE THUNDERSTORM WARNING FOR EXTREME SOUTHEASTERN SOMERSET 
COUNTY IS CANCELLED...

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 4468 6957 4468 6956 4459 6919 4440 6926
      4449 6961
TIME...MOT...LOC 2057Z 277DEG 15KT 4454 6938

$$

MEC011-027-222115-
/O.CON.KGYX.SV.W.0021.000000T0000Z-120622T2115Z/
KENNEBEC ME-WALDO ME-
458 PM EDT FRI JUN 22 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR WEST CENTRAL WALDO AND NORTHEASTERN KENNEBEC COUNTIES...

AT 454 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS 
IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR ALBION...OR 7 
MILES SOUTHWEST OF THORNDIKE...MOVING EAST AT 15 MPH.

SOME LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO UNITY...
FREEDOM...THORNDIKE...MONTVILLE AND KNOX.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 4468 6957 4468 6956 4459 6919 4440 6926
      4449 6961
TIME...MOT...LOC 2057Z 277DEG 15KT 4454 6938

$$

KIMBLE
829 
WWUS51 KGYX 222114
SVSGYX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
514 PM EDT FRI JUN 22 2012

MEC011-027-222124-
/O.EXP.KGYX.SV.W.0021.000000T0000Z-120622T2115Z/
KENNEBEC ME-WALDO ME-
514 PM EDT FRI JUN 22 2012

...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL WALDO AND
NORTHEASTERN KENNEBEC COUNTIES WILL EXPIRE AT 515 PM EDT...

HAIL UP TO ONE HALF INCH IN DIAMETER...HEAVY DOWNPOURS...
CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 35 TO 45 MPH ARE STILL
POSSIBLE.

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 4468 6957 4468 6956 4459 6919 4440 6926
      4449 6961
TIME...MOT...LOC 2114Z 277DEG 15KT 4453 6928

$$

KIMBLE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 8:00 AM EDTSpecial Weather StatementGYXKnox, Waldo45 min
Jun 22, 2:00 PM EDTSpecial Weather StatementGYXAndroscoggin45 min
Jun 22, 2:25 PM EDTSpecial Weather StatementGYXAndroscoggin35 min
Jun 22, 2:31 PM EDTSevere Thunderstorm WarningGYXKennebec, Somerset, Waldo44 min
Jun 22, 2:41 PM EDTSevere Thunderstorm WarningGYXAndroscoggin, Cumberland, Oxford34 min
Jun 22, 3:12 PM EDTSevere Thunderstorm WarningGYXAndroscoggin, Cumberland, Sagadahoc33 min
Jun 22, 3:21 PM EDTSpecial Weather StatementGYXKennebec24 min
Jun 22, 3:32 PM EDTAreal Flood AdvisoryGYXAndroscoggin, Cumberland, Oxford2 hr
Jun 22, 3:47 PM EDTSpecial Weather StatementGYXKennebec28 min
Jun 22, 3:50 PM EDTSpecial Weather StatementGYXCumberland40 min
Jun 22, 4:28 PM EDTAreal Flood AdvisoryGYXKennebec, Somerset, Waldo80 min
Jun 22, 5:16 PM EDTSpecial Weather StatementGYXWaldo29 min

Nearby

Severe Thunderstorm Warnings in Maine, 2012Every severe thunderstorm warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.