Alert archive / Maine / Tornado Warnings in 2021
Tornado Warning 3, NWS Gray, ME
NWS Gray, ME issued this tornado warning at Jun 21, 2021, 4:33 PM EDT for Somerset County, Maine. It was in force for 42 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
- Jun 21, 2021, 4:33 PM EDT (20:33 UTC)
- Expired
- Jun 21, 2021, 5:15 PM EDT
- In force
- 42 min
- Issued by
- NWS Gray, ME
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.5 in
County Somerset County, ME
The radar
The Caribou radar (KCBW), 163 km from the middle of the area, began a volume at 20:36 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
Caribou, ME (KCAR), launched 12:00Z, 8.6 hours before the alert went out and 187 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1363 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
865
WFUS51 KGYX 212033
TORGYX
MEC025-212115-
/O.NEW.KGYX.TO.W.0003.210621T2033Z-210621T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Gray ME
433 PM EDT Mon Jun 21 2021
The National Weather Service in Gray Maine has issued a
* Tornado Warning for...
Northwestern Somerset County in west central Maine...
* Until 515 PM EDT.
* At 433 PM EDT, a severe thunderstorm capable of producing a tornado
was located 12 miles north of Jackman, moving east at 25 mph.
HAZARD...Tornado and ping pong 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...
Seboomook around 515 PM EDT.
Other locations impacted by this tornadic thunderstorm include
Soldiertown, Sandy Bay, Hammond, Plymouth, Alder Brook, Tomhegan,
Pittston Academy Grant, Town Of Thorndike, Moose River and Brassua.
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 4587 6965 4585 6968 4588 6971 4587 6972
4584 6970 4583 6972 4576 6972 4575 6974
4577 6978 4577 6979 4574 6979 4573 6981
4570 6979 4573 7039 4575 7039 4577 7041
4583 7037 4588 7027 4598 6968
TIME...MOT...LOC 2033Z 256DEG 21KT 4581 7024
TORNADO...RADAR INDICATED
HAIL...1.50IN
$$
DS2 follow-up statements
780
WWUS51 KGYX 212049
SVSGYX
Severe Weather Statement
National Weather Service Gray ME
449 PM EDT Mon Jun 21 2021
MEC025-212115-
/O.CON.KGYX.TO.W.0003.000000T0000Z-210621T2115Z/
Somerset ME-
449 PM EDT Mon Jun 21 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR NORTH
CENTRAL SOMERSET COUNTY...
At 448 PM EDT, a severe thunderstorm capable of producing a tornado
was located 16 miles northeast of Jackman, moving east at 25 mph.
HAZARD...Tornado and ping pong ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Seboomook around 525 PM EDT.
Other locations impacted by this tornadic thunderstorm include
Soldiertown, Hammond, Plymouth, Alder Brook, Tomhegan, Pittston
Academy Grant, Town Of Thorndike and Brassua.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4587 6965 4585 6968 4588 6971 4587 6972
4584 6970 4583 6972 4576 6972 4575 6974
4577 6978 4577 6979 4574 6979 4573 6981
4570 6979 4578 7023 4589 7022 4598 6968
TIME...MOT...LOC 2048Z 252DEG 22KT 4584 7011
TORNADO...RADAR INDICATED
HAIL...1.50IN
$$
DS728
WWUS51 KGYX 212104
SVSGYX
Severe Weather Statement
National Weather Service Gray ME
504 PM EDT Mon Jun 21 2021
MEC025-212115-
/O.CON.KGYX.TO.W.0003.000000T0000Z-210621T2115Z/
Somerset ME-
504 PM EDT Mon Jun 21 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR NORTH
CENTRAL SOMERSET COUNTY...
At 503 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Pittston Farm, moving east at 25 mph.
HAZARD...Tornado and quarter 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...
Seboomook around 515 PM EDT.
Other locations impacted by this tornadic thunderstorm include
Pittston Academy Grant, Plymouth, Soldiertown and Tomhegan.
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 4587 6965 4585 6968 4588 6971 4587 6972
4584 6970 4583 6972 4578 6972 4585 7005
4592 7003 4598 6968
TIME...MOT...LOC 2103Z 250DEG 27KT 4589 6992
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
DSThe office that day
Everything else NWS Gray, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 3:36 AM EDT | Small Craft Advisory | GYX | 26 hr | |
| Jun 21, 9:33 AM EDT | Special Weather Statement | GYX | Oxford | 27 min |
| Jun 21, 4:02 PM EDT | Special Weather Statement | GYX | Somerset | 43 min |
| Jun 21, 4:14 PM EDT | Severe Thunderstorm Warning | GYX | Somerset | 61 min |
| Jun 21, 5:14 PM EDT | Special Weather Statement | GYX | Somerset | 31 min |
| Jun 21, 5:46 PM EDT | Dense Fog Advisory | GYX | Cumberland, Knox, Lincoln, Sagadahoc, Waldo | 14 hr |
| Jun 21, 6:38 PM EDT | Severe Thunderstorm Warning | GYX | Franklin, Oxford | 52 min |
| Jun 21, 6:52 PM EDT | Special Weather Statement | GYX | Somerset | 38 min |
| Jun 21, 7:06 PM EDT | Severe Thunderstorm Warning | GYX | Franklin, Somerset | 39 min |
| Jun 21, 7:16 PM EDT | Special Weather Statement | GYX | Franklin | 29 min |
| Jun 21, 7:47 PM EDT | Special Weather Statement | GYX | Somerset | 28 min |
Nearby
Tornado Warnings in Maine, 2021Every tornado warning in 2021Tornadoes in 2021
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.