Alert archive / Maine / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 26, NWS Caribou, ME
NWS Caribou, ME issued this severe thunderstorm warning at Aug 14, 2021, 3:07 PM EDT for Hancock County, Maine. It was in force for 38 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
- Aug 14, 2021, 3:07 PM EDT (19:07 UTC)
- Expired
- Aug 14, 2021, 3:45 PM EDT
- In force
- 38 min
- Issued by
- NWS Caribou, ME
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Hancock County, ME
The radar
The Portland,ME radar (KGYX), 151 km from the middle of the area, began a volume at 19:07 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 |
|---|---|---|---|
| Aug 14, 3:12 PM EDT | TSTM WND DMG | 1 Wnw Orland, ME | LAW ENFORCEMENT FROM BUCKSPORT REPORTED SEVERAL TREES DOWN ON TURKEY PATH ROAD. A SHED WAS DESTROYED BY A LIGHTNING STRIKE. |
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, 7.1 hours before the alert went out and 152 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
- 376 J/kg
- Mixed-layer CIN
- -112 J/kg
- Mixed-layer LCL
- 1297 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 116 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
717
WUUS51 KCAR 141907
SVRCAR
MEC009-141945-
/O.NEW.KCAR.SV.W.0026.210814T1907Z-210814T1945Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Caribou ME
307 PM EDT Sat Aug 14 2021
The National Weather Service in Caribou Maine has issued a
* Severe Thunderstorm Warning for...
West central Hancock County in southeastern Maine...
* Until 345 PM EDT.
* At 307 PM EDT, a severe thunderstorm was located near Bucksport,
moving east at 20 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor hail damage to vehicles is possible. Expect wind
damage to trees and power lines.
* Locations impacted include...
Ellsworth, Bucksport, Dedham, Verona Island, Penobscot Township,
Franklin, Holden, Orland, Surry, Otis, Mariaville, Waltham and
Verona.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4457 6879 4458 6881 4464 6883 4468 6881
4469 6879 4466 6877 4466 6874 4471 6871
4472 6867 4470 6865 4473 6863 4476 6845
4478 6845 4481 6833 4455 6826 4452 6875
4455 6875 4452 6876 4452 6880
TIME...MOT...LOC 1907Z 253DEG 19KT 4464 6875
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Foisy2 follow-up statements
057
WWUS51 KCAR 141928
SVSCAR
Severe Weather Statement
National Weather Service Caribou ME
328 PM EDT Sat Aug 14 2021
MEC009-141945-
/O.CON.KCAR.SV.W.0026.000000T0000Z-210814T1945Z/
Hancock ME-
328 PM EDT Sat Aug 14 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM EDT
FOR CENTRAL HANCOCK COUNTY...
At 328 PM EDT, a severe thunderstorm was located 7 miles southeast of
Dedham, or 8 miles northwest of Ellsworth, moving east at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor hail damage to vehicles is possible. Expect wind
damage to trees and power lines.
Locations impacted include...
Ellsworth, Bucksport, Dedham, Franklin, Orland, Otis, Mariaville and
Waltham.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4456 6866 4470 6865 4472 6864 4473 6862
4476 6845 4478 6845 4481 6833 4455 6826
TIME...MOT...LOC 1928Z 265DEG 25KT 4463 6853
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Foisy061
WWUS51 KCAR 141942
SVSCAR
Severe Weather Statement
National Weather Service Caribou ME
342 PM EDT Sat Aug 14 2021
MEC009-141951-
/O.EXP.KCAR.SV.W.0026.000000T0000Z-210814T1945Z/
Hancock ME-
342 PM EDT Sat Aug 14 2021
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL HANCOCK COUNTY WILL
EXPIRE AT 345 PM EDT...
The storms which prompted the warning have weakened below severe
limits. Therefore, the warning will be allowed to expire.
However small hail, gusty winds and heavy rain are still possible
with this thunderstorm.
LAT...LON 4456 6866 4470 6865 4472 6864 4473 6862
4476 6845 4478 6845 4481 6833 4455 6826
TIME...MOT...LOC 1941Z 253DEG 19KT 4465 6845
$$
FoisyThe office that day
Everything else NWS Caribou, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 4:04 AM EDT | Special Weather Statement | CAR | 41 min | |
| Aug 14, 9:36 AM EDT | Special Weather Statement | CAR | Penobscot | 39 min |
| Aug 14, 10:31 AM EDT | Special Weather Statement | CAR | Penobscot | 44 min |
| Aug 14, 11:29 AM EDT | Special Weather Statement | CAR | 61 min | |
| Aug 14, 2:24 PM EDT | Special Weather Statement | CAR | Hancock | 66 min |
| Aug 14, 2:43 PM EDT | Special Weather Statement | CAR | Aroostook | 47 min |
| Aug 14, 3:02 PM EDT | Special Weather Statement | CAR | Hancock | 73 min |
| Aug 14, 3:41 PM EDT | Special Weather Statement | CAR | Hancock | 49 min |
| Aug 14, 4:22 PM EDT | Special Weather Statement | CAR | Washington | 38 min |
| Aug 14, 4:58 PM EDT | Special Weather Statement | CAR | Washington | 47 min |
Nearby
Severe Thunderstorm Warnings in Maine, 2021Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.