Alert archive / New York / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 1, NWS Burlington, VT
NWS Burlington, VT issued this severe thunderstorm warning at Mar 26, 2021, 11:30 AM EDT for Essex County, Franklin County, St. Lawrence County, New York. It was in force for 45 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
- Mar 26, 2021, 11:30 AM EDT (15:30 UTC)
- Expired
- Mar 26, 2021, 12:15 PM EDT
- In force
- 45 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, St. Lawrence County, NY
The radar
The Ft Drum radar (KTYX), 95 km from the middle of the area, began a volume at 15:33 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 26, 11:11 AM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 3.5 hours before the alert went out and 171 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
- 2 J/kg
- Mixed-layer CIN
- -438 J/kg
- Mixed-layer LCL
- 578 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 202 m²/s²
- 0-3 km storm-relative helicity
- 311 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
338
WUUS51 KBTV 261530
SVRBTV
NYC031-033-089-261615-
/O.NEW.KBTV.SV.W.0001.210326T1530Z-210326T1615Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Burlington VT
1130 AM EDT Fri Mar 26 2021
The National Weather Service in Burlington has issued a
* Severe Thunderstorm Warning for...
Southwestern Franklin County in northern New York...
Southeastern St. Lawrence County in northern New York...
Western Essex County in northern New York...
* Until 1215 PM EDT.
* At 1129 AM EDT, severe thunderstorms were located along a line
extending from Fowler to 10 miles south of Aldrich to 21 miles
south of Star Lake to 32 miles southwest of Wanakena, moving east
at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and powerlines.
* Locations impacted include...
Gouverneur, Tupper Lake, Oswegatchie, Fowler, Piercefield,
Degrasse, Carry Falls Reservoir, Horseshoe Lake, Cranberry Lake,
Star Lake, Fine, Pitcairn, Stark, Edwards, Conifer, Talcville,
South Edwards, Gale, Newton Falls and Childwold.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is also occurring with these storms, and will
greatly reduce visibility. Drivers are urged to use caution and
adjust speeds accordingly due to the possibility of hydroplaning.
&&
LAT...LON 4451 7459 4411 7438 4390 7428 4388 7429
4392 7434 4394 7432 4394 7431 4410 7438
4411 7440 4405 7507 4420 7541 4436 7551
TIME...MOT...LOC 1529Z 265DEG 38KT 4428 7536 4400 7519 4386 7513 4371
7520
HAIL...<.75IN
WIND...60MPH
$$
JMG2 follow-up statements
380
WWUS51 KBTV 261552
SVSBTV
Severe Weather Statement
National Weather Service Burlington VT
1152 AM EDT Fri Mar 26 2021
NYC031-033-089-261615-
/O.CON.KBTV.SV.W.0001.000000T0000Z-210326T1615Z/
Franklin NY-St. Lawrence NY-Essex NY-
1152 AM EDT Fri Mar 26 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM EDT
FOR SOUTHWESTERN FRANKLIN...SOUTHEASTERN ST. LAWRENCE AND WESTERN
ESSEX COUNTIES...
At 1151 AM EDT, severe thunderstorms were located along a line
extending from near Degrasse to 8 miles south of Wanakena to 20 miles
southwest of Horseshoe Lake to 30 miles south of Star Lake, moving
east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and powerlines.
Locations impacted include...
Tupper Lake, Oswegatchie, Piercefield, Carry Falls Reservoir,
Horseshoe Lake, Degrasse, Cranberry Lake, Star Lake, Fine, Stark,
Lower Oswegatchie, Conifer, Wanakena, Gale, Newton Falls, Childwold,
Shurtleff and South Russell.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is also occurring with these storms, and will
greatly reduce visibility. Drivers are urged to use caution and
adjust speeds accordingly due to the possibility of hydroplaning.
&&
LAT...LON 4451 7459 4411 7438 4390 7428 4388 7429
4392 7434 4394 7432 4394 7431 4410 7438
4411 7440 4406 7502 4424 7514 4441 7518
TIME...MOT...LOC 1551Z 265DEG 38KT 4430 7506 4402 7489 4388 7483 4373
7490
HAIL...<.75IN
WIND...60MPH
$$
JMG506
WWUS51 KBTV 261613
SVSBTV
Severe Weather Statement
National Weather Service Burlington VT
1213 PM EDT Fri Mar 26 2021
NYC031-033-089-261623-
/O.EXP.KBTV.SV.W.0001.000000T0000Z-210326T1615Z/
Franklin NY-St. Lawrence NY-Essex NY-
1213 PM EDT Fri Mar 26 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN FRANKLIN...
SOUTHEASTERN ST. LAWRENCE AND WESTERN ESSEX COUNTIES WILL EXPIRE AT
1215 PM EDT...
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 400 PM EDT for
northern New York.
LAT...LON 4451 7459 4411 7438 4390 7428 4388 7429
4392 7434 4394 7432 4394 7431 4410 7438
4411 7440 4406 7502 4424 7514 4441 7518
TIME...MOT...LOC 1613Z 265DEG 38KT 4432 7477 4404 7460 4390 7454 4375
7461
$$
JMGThe office that day
Everything else NWS Burlington, VT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 26, 11:08 AM EDT | Special Weather Statement | BTV | St. Lawrence | 37 min |
| Mar 26, 12:13 PM EDT | Severe Thunderstorm Warning | BTV | Clinton, Essex, Franklin, St. Lawrence | 47 min |
| Mar 26, 1:00 PM EDT | Special Weather Statement | BTV | Clinton, Essex | 45 min |
| Mar 26, 1:11 PM EDT | Severe Thunderstorm Warning | BTV | Clinton, Essex | 49 min |
Nearby
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.