Alert archive / Maine / Tornado Warnings in 2016

Tornado Warning 3, NWS Gray, ME

July 18, 2016Franklin County, Maine

NWS Gray, ME issued this tornado warning at Jul 18, 2016, 2:20 PM EDT for Franklin County, Maine. It was in force for 15 min. 1 report 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: Jul 18, 2016, 2:20 PM EDT (18:20 UTC)
Expired: Jul 18, 2016, 2:35 PM EDT
In force: 15 min
Issued by: NWS Gray, ME
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.75 in

County Franklin County, ME

The radar

The Portland,ME radar (KGYX), 94 km from the middle of the area, began a volume at 18:23 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

Time	Report	Where	Remark
Jul 18, 2:45 PM EDT	TSTM WND DMG	New Vineyard, ME	TREES DOWN

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 18, 11:12 AM EDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Gray, ME (KGYX), launched 12:00Z, 6.3 hours before the alert went out and 94 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: 24 J/kg
Mixed-layer CIN: -141 J/kg
Mixed-layer LCL: 1173 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 219 m²/s²
0-3 km storm-relative helicity: 216 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

Open this sounding in Storm Lab

The text

As transmitted.

233 
WFUS51 KGYX 181820
TORGYX
MEC007-181900-
/O.NEW.KGYX.TO.W.0003.160718T1820Z-160718T1900Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GRAY ME
220 PM EDT MON JUL 18 2016

THE NATIONAL WEATHER SERVICE IN GRAY MAINE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN FRANKLIN COUNTY IN WESTERN MAINE...

* UNTIL 300 PM EDT
    
* AT 220 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR WELD...OR 14 MILES NORTH OF
  RUMFORD...MOVING EAST AT 50 MPH.

  HAZARD...TORNADO AND GOLF BALL SIZE HAIL. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED.
           DAMAGE TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR. TREE
           DAMAGE IS LIKELY. 

* THIS DANGEROUS STORM WILL BE NEAR...
  FARMINGTON AROUND 245 PM EDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
STRONG...NEW SHARON...AVON...NEW
VINEYARD...TEMPLE...INDUSTRY...MADRID... PERKINS AND FREEMAN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN
A MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4460 6993 4459 6994 4472 7057 4474 7058
      4485 7057 4484 7003 4481 7003 4481 7002
      4479 7002 4478 7000 4476 7000 4476 7002
      4468 7000 4468 6996 4466 6997 4464 6994
TIME...MOT...LOC 1820Z 276DEG 44KT 4476 7049 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

KIMBLE

1 follow-up statement

673 
WWUS51 KGYX 181835
SVSGYX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
235 PM EDT MON JUL 18 2016

MEC007-181844-
/O.CAN.KGYX.TO.W.0003.000000T0000Z-160718T1900Z/
FRANKLIN ME-
235 PM EDT MON JUL 18 2016

...THE TORNADO WARNING FOR SOUTHEASTERN FRANKLIN COUNTY IS
CANCELLED...
    
THE TORNADO THREAT HAS DIMINISHED AND THE TORNADO WARNING HAS BEEN
CANCELLED. HOWEVER...LARGE HAIL AND DAMAGING WINDS REMAIN LIKELY AND
A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR THE AREA.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT FOR
WESTERN...SOUTH CENTRAL AND WEST CENTRAL MAINE.

LAT...LON 4460 6993 4459 6994 4472 7057 4474 7058
      4485 7057 4484 7003 4481 7003 4481 7002
      4479 7002 4478 7000 4476 7000 4476 7002
      4468 7000 4468 6996 4466 6997 4464 6994
TIME...MOT...LOC 1833Z 276DEG 44KT 4474 7024 

$$

KIMBLE

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 18, 1:31 AM EDT	Special Weather Statement	GYX	Androscoggin, Cumberland, Kennebec, Lincoln, Sagadahoc, Waldo and 1 more	6 hr
Jul 18, 3:38 AM EDT	Dense Fog Advisory	GYX	Androscoggin, Cumberland, Franklin, Kennebec, Knox, Lincoln and 5 more	4 hr
Jul 18, 11:36 AM EDT	Special Weather Statement	GYX		54 min
Jul 18, 12:16 PM EDT	Severe Thunderstorm Warning	GYX	Franklin, Oxford	44 min
Jul 18, 12:55 PM EDT	Severe Thunderstorm Warning	GYX	Franklin, Oxford	65 min
Jul 18, 1:28 PM EDT	Tornado Warning	GYX	Oxford	32 min
Jul 18, 1:44 PM EDT	Tornado Warning	GYX	Franklin, Somerset	31 min
Jul 18, 1:59 PM EDT	Severe Thunderstorm Warning	GYX	Franklin, Oxford	61 min
Jul 18, 2:12 PM EDT	Severe Thunderstorm Warning	GYX	Somerset	63 min
Jul 18, 2:52 PM EDT	Severe Thunderstorm Warning	GYX	Kennebec, Somerset, Waldo	53 min
Jul 18, 3:18 PM EDT	Areal Flood Advisory	GYX	Somerset	57 min
Jul 18, 3:21 PM EDT	Special Weather Statement	GYX	Cumberland	39 min
Jul 18, 3:30 PM EDT	Severe Thunderstorm Warning	GYX	Cumberland, Oxford, York	45 min
Jul 18, 3:43 PM EDT	Special Marine Warning	GYX		62 min
Jul 18, 3:57 PM EDT	Special Weather Statement	GYX	Waldo	33 min
Jul 18, 4:20 PM EDT	Special Weather Statement	GYX	Cumberland	40 min
Jul 18, 4:22 PM EDT	Special Weather Statement	GYX	Oxford	38 min
Jul 18, 4:40 PM EDT	Special Marine Warning	GYX		35 min
Jul 18, 5:04 PM EDT	Special Weather Statement	GYX	Franklin	26 min
Jul 18, 5:42 PM EDT	Special Weather Statement	GYX	Franklin	33 min
Jul 18, 6:13 PM EDT	Severe Thunderstorm Warning	GYX	Franklin	47 min
Jul 18, 6:48 PM EDT	Severe Thunderstorm Warning	GYX	Kennebec, Somerset	57 min
Jul 18, 7:38 PM EDT	Severe Thunderstorm Warning	GYX	Kennebec, Waldo	67 min
Jul 18, 7:45 PM EDT	Severe Thunderstorm Warning	GYX	Androscoggin, Cumberland, Oxford	30 min
Jul 18, 7:48 PM EDT	Severe Thunderstorm Warning	GYX	Cumberland, Oxford, York	27 min
Jul 18, 7:54 PM EDT	Areal Flood Advisory	GYX	Kennebec, Somerset	66 min

Nearby

Tornado Warnings in Maine, 2016 Every tornado warning in 2016 Tornadoes in 2016

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.