Alert archive / New York / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 39, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Jun 29, 2019, 7:13 PM EDT for Jefferson County, Lewis County, New York. It was in force for 62 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 29, 2019, 7:13 PM EDT (23:13 UTC)
- Expired
- Jun 29, 2019, 8:15 PM EDT
- In force
- 62 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties Jefferson County, NY, Lewis County, NY
The radar
The Ft Drum radar (KTYX), 31 km from the middle of the area, began a volume at 23:15 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 12:00Z, 11.2 hours before the alert went out and 192 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
- 24 J/kg
- Mixed-layer CIN
- -231 J/kg
- Mixed-layer LCL
- 1251 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 127 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
666
WUUS51 KBUF 292313
SVRBUF
NYC045-049-300015-
/O.NEW.KBUF.SV.W.0039.190629T2313Z-190630T0015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Buffalo NY
713 PM EDT Sat Jun 29 2019
The National Weather Service in Buffalo has issued a
* Severe Thunderstorm Warning for...
East central Jefferson County in central New York...
Northern Lewis County in central New York...
* Until 815 PM EDT..
* At 713 PM EDT, a severe thunderstorm was located 7 miles southwest
of Gouverneur, moving southeast at 30 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Carthage, West Carthage, Herrings, Denmark, Copenhagen,
Harrisville, Croghan, Castorland, Deferiet and Belfort.
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 4389 7584 4423 7547 4410 7517 4387 7514
4383 7514
TIME...MOT...LOC 2313Z 320DEG 28KT 4427 7559
TORNADO...POSSIBLE
HAIL...0.88IN
WIND...60MPH
$$
RSH2 follow-up statements
594 WWUS51 KBUF 292347 SVSBUF Severe Weather Statement National Weather Service Buffalo NY 747 PM EDT Sat Jun 29 2019 NYC045-049-300015- /O.CON.KBUF.SV.W.0039.000000T0000Z-190630T0015Z/ Jefferson NY-Lewis NY- 747 PM EDT Sat Jun 29 2019 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT FOR EAST CENTRAL JEFFERSON AND NORTHEASTERN LEWIS COUNTIES... At 747 PM EDT, a severe thunderstorm was located 10 miles southwest of Fowler, or 13 miles south of Gouverneur, moving southeast at 25 mph. HAZARD...60 mph wind gusts and nickel size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Harrisville, Lake Bonaparte, Indian River, Natural Bridge, Diana Center and Soft Maple Reservoir. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4405 7566 4423 7547 4410 7517 4387 7514 TIME...MOT...LOC 2347Z 312DEG 23KT 4414 7548 TORNADO...POSSIBLE HAIL...0.88IN WIND...60MPH $$ RSH
860
WWUS51 KBUF 300015
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
815 PM EDT Sat Jun 29 2019
NYC045-049-300025-
/O.EXP.KBUF.SV.W.0039.000000T0000Z-190630T0015Z/
Jefferson NY-Lewis NY-
815 PM EDT Sat Jun 29 2019
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL JEFFERSON AND
NORTHEASTERN LEWIS COUNTIES HAS EXPIRED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been allowed to expire. However gusty
winds and heavy rain are still possible with this thunderstorm.
LAT...LON 4405 7566 4423 7547 4410 7517 4387 7514
TIME...MOT...LOC 0015Z 320DEG 28KT 4400 7532
$$
RSHThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 1:03 AM EDT | Special Marine Warning | BUF | 27 min | |
| Jun 29, 1:23 AM EDT | Special Weather Statement | BUF | Chautauqua | 67 min |
| Jun 29, 10:15 AM EDT | Special Weather Statement | BUF | Cattaraugus | 30 min |
| Jun 29, 1:35 PM EDT | Special Weather Statement | BUF | Allegany | 25 min |
| Jun 29, 5:27 PM EDT | Special Marine Warning | BUF | 63 min | |
| Jun 29, 5:36 PM EDT | Special Marine Warning | BUF | 84 min | |
| Jun 29, 6:31 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson | 59 min |
| Jun 29, 6:38 PM EDT | Special Marine Warning | BUF | 22 min | |
| Jun 29, 7:22 PM EDT | Tornado Warning | BUF | Jefferson, Lewis | 23 min |
| Jun 29, 7:30 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson | 45 min |
| Jun 29, 7:52 PM EDT | Special Marine Warning | BUF | 23 min |
Nearby
Severe Thunderstorm Warnings in New York, 2019Every severe thunderstorm warning in 2019
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.