Alert archive / New York / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 149, NWS Albany, NY
NWS Albany, NY issued this severe thunderstorm warning at Aug 13, 2021, 3:10 PM EDT for Fulton County, Herkimer County, Montgomery County, New York. It was in force for 48 min. 5 reports 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 13, 2021, 3:10 PM EDT (19:10 UTC)
- Expired
- Aug 13, 2021, 3:58 PM EDT
- In force
- 48 min
- Issued by
- NWS Albany, NY
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Fulton County, NY, Herkimer County, NY, Montgomery County, NY
The radar
The Albany radar (KENX), 72 km from the middle of the area, began a volume at 19:12 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 13, 3:12 PM EDT | TSTM WND DMG | Little Falls, NY | LARGE OAK TREE DOWN. |
| Aug 13, 3:16 PM EDT | TSTM WND DMG | Oppenheim, NY | TREES ON WIRES. |
| Aug 13, 3:28 PM EDT | TSTM WND GST 65 | 2 Ese Oppenheim, NY | |
| Aug 13, 3:36 PM EDT | TSTM WND DMG | Ephratah, NY | TREES ON WIRES. |
| Aug 13, 3:41 PM EDT | TSTM WND DMG | 4 Nne Ephratah, NY | WIDESPREAD TREE DAMAGE IN CAROGA. DAMAGE CONSIST OF MANY MEDIUM TO LARGE SIZE BRANCHES ALONG WITH TWO TREES DOWN. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 7.2 hours before the alert went out and 80 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
- 239 J/kg
- Mixed-layer CIN
- -124 J/kg
- Mixed-layer LCL
- 879 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
710 WUUS51 KALY 131910 SVRALY NYC035-043-057-132015- /O.NEW.KALY.SV.W.0149.210813T1910Z-210813T2015Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Albany NY 310 PM EDT Fri Aug 13 2021 The National Weather Service in Albany has issued a * Severe Thunderstorm Warning for... Southwestern Fulton County in eastern New York... Southeastern Herkimer County in eastern New York... Northwestern Montgomery County in eastern New York... * Until 415 PM EDT. * At 309 PM EDT, a severe thunderstorm was located near Dolgeville, or near Little Falls, moving east at 25 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Little Falls, Fort Plain, Dolgeville, St. Johnsville, Ephratah, Oppenheim, Palatine Bridge, Nelliston, Ingham Mills, Cook Corners, Lotville, Rasbach Corner, Mindenville, Davys Corners, Fical Corners, Shedd Corners, McKinley, Phipps Corners, Ingham Mills Station and West Saint Johnsville. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Cloud to ground lightning is occurring with this storm. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && Please report hail size...damaging winds and reports of trees down to the National Weather Service by email at Alb.Stormreport@noaa.gov... On Facebook at www.facebook.com/nwsalbany or twitter @nwsalbany LAT...LON 4301 7492 4314 7476 4310 7438 4290 7452 TIME...MOT...LOC 1909Z 269DEG 22KT 4305 7474 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ CS
3 follow-up statements
550
WWUS51 KALY 131920
SVSALY
Severe Weather Statement
National Weather Service Albany NY
320 PM EDT Fri Aug 13 2021
NYC035-043-057-132015-
/O.CON.KALY.SV.W.0149.000000T0000Z-210813T2015Z/
Fulton NY-Herkimer NY-Montgomery NY-
320 PM EDT Fri Aug 13 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM EDT
FOR SOUTHWESTERN FULTON...SOUTHEASTERN HERKIMER AND NORTHWESTERN
MONTGOMERY COUNTIES...
At 319 PM EDT, a severe thunderstorm was located near St. Johnsville,
or 10 miles east of Little Falls, moving east at 25 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Little Falls, Fort Plain, Dolgeville, St. Johnsville, Ephratah,
Oppenheim, Palatine Bridge, Nelliston, Ingham Mills, Cook Corners,
Lotville, Rasbach Corner, Mindenville, Davys Corners, Fical Corners,
Shedd Corners, McKinley, Phipps Corners, Ingham Mills Station and
West Saint Johnsville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4301 7492 4314 7476 4310 7438 4290 7452
TIME...MOT...LOC 1919Z 269DEG 22KT 4305 7465
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
CS600
WWUS51 KALY 131925
SVSALY
Severe Weather Statement
National Weather Service Albany NY
325 PM EDT Fri Aug 13 2021
NYC043-131935-
/O.CAN.KALY.SV.W.0149.000000T0000Z-210813T2015Z/
Herkimer NY-
325 PM EDT Fri Aug 13 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN HERKIMER 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 4313 7467 4310 7438 4290 7452 4299 7474
4302 7474 4304 7475 4304 7476 4305 7476
TIME...MOT...LOC 1925Z 269DEG 22KT 4305 7460
$$
NYC035-057-132015-
/O.CON.KALY.SV.W.0149.000000T0000Z-210813T2015Z/
Fulton NY-Montgomery NY-
325 PM EDT Fri Aug 13 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM EDT
FOR SOUTHWESTERN FULTON AND NORTHWESTERN MONTGOMERY COUNTIES...
At 325 PM EDT, a severe thunderstorm was located near Ephratah, or 10
miles north of Canajoharie, moving east at 25 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
St. Johnsville, Ephratah, Oppenheim, Nelliston, Crum Creek, Cook
Corners, Kringsbush, Rockwood, Mindenville, Fical Corners,
Scotchbrush, McKinley, East Stone Arabia, Eppie Corners, Phipps
Corners, North Bush, West Saint Johnsville, Garoga, Cork and Glasgow
Mills.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4313 7467 4310 7438 4290 7452 4299 7474
4302 7474 4304 7475 4304 7476 4305 7476
TIME...MOT...LOC 1925Z 269DEG 22KT 4305 7460
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
CS112
WWUS51 KALY 131958
SVSALY
Severe Weather Statement
National Weather Service Albany NY
358 PM EDT Fri Aug 13 2021
NYC035-057-132008-
/O.CAN.KALY.SV.W.0149.000000T0000Z-210813T2015Z/
Fulton NY-Montgomery NY-
358 PM EDT Fri Aug 13 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN FULTON AND
NORTHWESTERN MONTGOMERY COUNTIES IS CANCELLED...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1100 PM EDT for
eastern New York.
LAT...LON 4313 7467 4310 7438 4290 7452 4299 7474
4302 7474 4304 7475 4304 7476 4305 7476
TIME...MOT...LOC 1957Z 269DEG 22KT 4305 7432
$$
CSThe office that day
Everything else NWS Albany, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 11:29 PM EDT | Special Weather Statement | ALY | Ulster | 46 min |
| Aug 13, 12:15 AM EDT | Special Weather Statement | ALY | Dutchess | 45 min |
| Aug 13, 2:14 PM EDT | Special Weather Statement | ALY | Oneida | 46 min |
| Aug 13, 2:36 PM EDT | Severe Thunderstorm Warning | ALY | Herkimer | 39 min |
| Aug 13, 2:56 PM EDT | Special Weather Statement | ALY | Fulton | 49 min |
| Aug 13, 3:00 PM EDT | Special Weather Statement | ALY | Lewis | 45 min |
| Aug 13, 3:16 PM EDT | Special Weather Statement | ALY | Oneida | 44 min |
| Aug 13, 3:40 PM EDT | Special Weather Statement | ALY | Montgomery | 50 min |
| Aug 13, 3:42 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Montgomery | 44 min |
| Aug 13, 3:54 PM EDT | Special Weather Statement | ALY | Hamilton | 51 min |
| Aug 13, 3:58 PM EDT | Special Weather Statement | ALY | Oneida | 47 min |
| Aug 13, 4:12 PM EDT | Special Weather Statement | ALY | Montgomery | 48 min |
| Aug 13, 4:25 PM EDT | Special Weather Statement | ALY | Saratoga | 50 min |
| Aug 13, 4:33 PM EDT | Severe Thunderstorm Warning | ALY | Saratoga | 46 min |
| Aug 13, 4:52 PM EDT | Special Weather Statement | ALY | Schenectady, Schoharie | 38 min |
| Aug 13, 5:03 PM EDT | Special Weather Statement | ALY | Fulton | 42 min |
| Aug 13, 5:10 PM EDT | Special Weather Statement | ALY | Rensselaer | 50 min |
| Aug 13, 5:31 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Montgomery, Schoharie | 47 min |
| Aug 13, 5:42 PM EDT | Areal Flood Advisory | ALY | Herkimer, Montgomery | 3 hr |
| Aug 13, 5:58 PM EDT | Special Weather Statement | ALY | Rensselaer | 47 min |
| Aug 13, 6:03 PM EDT | Special Weather Statement | ALY | Montgomery | 42 min |
| Aug 13, 6:07 PM EDT | Areal Flood Advisory | ALY | Montgomery, Schoharie | 3 hr |
| Aug 13, 6:11 PM EDT | Special Weather Statement | ALY | Schenectady | 49 min |
| Aug 13, 6:31 PM EDT | Special Weather Statement | ALY | Albany | 44 min |
| Aug 13, 6:45 PM EDT | Severe Thunderstorm Warning | ALY | Albany | 45 min |
| Aug 13, 6:51 PM EDT | Areal Flood Advisory | ALY | Albany | 2 hr |
| Aug 13, 6:51 PM EDT | Special Weather Statement | ALY | Schoharie | 39 min |
| Aug 13, 7:15 PM EDT | Flash Flood Warning | ALY | Albany | 2 hr |
| Aug 13, 7:28 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Rensselaer | 35 min |
| Aug 13, 7:41 PM EDT | Special Weather Statement | ALY | Ulster | 49 min |
| Aug 13, 7:48 PM EDT | Special Weather Statement | ALY | Columbia | 42 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.