Alert archive / New York / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 25, NWS Burlington, VT
NWS Burlington, VT issued this severe thunderstorm warning at Jul 8, 2021, 8:50 PM EDT for Essex County, Franklin County, New York. It was in force for 55 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 8, 2021, 8:50 PM EDT (00:50 UTC)
- Expired
- Jul 8, 2021, 9:45 PM EDT
- In force
- 55 min
- Issued by
- NWS Burlington, VT
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Essex County, NY, Franklin County, NY
The radar
The Burlington radar (KCXX), 100 km from the middle of the area, began a volume at 00:52 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
Albany, NY (KALY), launched 00:00Z, 0.8 hours before the alert went out and 135 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
- 73 J/kg
- Mixed-layer CIN
- -100 J/kg
- Mixed-layer LCL
- 663 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 252 m²/s²
- 0-3 km storm-relative helicity
- 273 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
386
WUUS51 KBTV 090050
SVRBTV
NYC031-033-090145-
/O.NEW.KBTV.SV.W.0025.210709T0050Z-210709T0145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Burlington VT
850 PM EDT Thu Jul 8 2021
The National Weather Service in Burlington has issued a
* Severe Thunderstorm Warning for...
South central Franklin County in northern New York...
Essex County in northern New York...
* Until 945 PM EDT.
* At 849 PM EDT, a severe thunderstorm was located near Tahawus,
moving east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and powerlines.
* Locations impacted include...
Moriah, Willsboro, Westport, Elizabethtown, Keene, Minerva,
Newcomb, Port Henry, Mount Marcy, Schroon Lake, Crown Point Center,
Keene Valley, North Elba, Lewis, North Hudson, Olmstedville,
Schroon Falls, Grass Island, Mount Van Hoevenberg and Mineville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Any wind damage, please report to local law enoforement and stay
away from any downed powerlines.
&&
LAT...LON 4378 7405 4380 7405 4381 7408 4381 7412
4383 7415 4382 7419 4381 7421 4386 7427
4396 7428 4397 7426 4398 7426 4417 7429
4437 7339 4380 7349 4374 7406
TIME...MOT...LOC 0049Z 256DEG 39KT 4408 7416
HAIL...<.75IN
WIND...60MPH
$$
SLW1 follow-up statement
195
WWUS51 KBTV 090114
SVSBTV
Severe Weather Statement
National Weather Service Burlington VT
914 PM EDT Thu Jul 8 2021
NYC033-090122-
/O.CAN.KBTV.SV.W.0025.000000T0000Z-210709T0145Z/
Franklin NY-
914 PM EDT Thu Jul 8 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL FRANKLIN COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4378 7405 4380 7405 4381 7408 4381 7412
4383 7415 4382 7419 4381 7421 4386 7427
4396 7428 4397 7426 4398 7426 4406 7421
4426 7389 4436 7342 4380 7349 4374 7406
TIME...MOT...LOC 0112Z 256DEG 39KT 4414 7381
$$
NYC031-090145-
/O.CON.KBTV.SV.W.0025.000000T0000Z-210709T0145Z/
Essex NY-
914 PM EDT Thu Jul 8 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM EDT
FOR ESSEX COUNTY...
At 912 PM EDT, a severe thunderstorm was located over St. Huberts,
moving east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and powerlines.
Locations impacted include...
Moriah, Elizabethtown, Keene, Minerva, Newcomb, Port Henry, Mount
Marcy, Schroon Lake, Keene Valley, Lewis, North Hudson, Olmstedville,
Schroon Falls, Grass Island, Mount Van Hoevenberg, Mineville,
Chilson, Moriah Center, New Russia and Vanderwhacker Mountain.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Any wind damage, please report to local law enforcement and stay
away from any downed powerlines. Also, please report damage to
www.weather.gov/btv/stormreport
&&
LAT...LON 4378 7405 4380 7405 4381 7408 4381 7412
4383 7415 4382 7419 4381 7421 4386 7427
4396 7428 4397 7426 4398 7426 4406 7421
4426 7389 4436 7342 4380 7349 4374 7406
TIME...MOT...LOC 0112Z 256DEG 39KT 4414 7381
HAIL...<.75IN
WIND...60MPH
$$
SLWNearby
Severe Thunderstorm Warnings in New York, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.