Alert archive / New York / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 175, NWS Albany, NY

September 15, 2021Rensselaer County, Saratoga County, Washington County, New York; Bennington County, Vermont

NWS Albany, NY issued this severe thunderstorm warning at Sep 15, 2021, 2:28 PM EDT for Rensselaer County, Saratoga County, Washington County, New York; Bennington County, Vermont. It was in force for 62 min. 3 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
Sep 15, 2021, 2:28 PM EDT (18:28 UTC)
Expired
Sep 15, 2021, 3:30 PM EDT
In force
62 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Rensselaer County, NY, Saratoga County, NY, Washington County, NY, Bennington County, VT

The radar

The Albany radar (KENX), 68 km from the middle of the area, began a volume at 18:29 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

TimeReportWhereRemark
Sep 15, 2:50 PM EDTHAIL 0.75Schaghticoke, NY
Sep 15, 3:02 PM EDTTSTM WND DMG2 Nne Shaftsbury, VTLAW ENFORCEMENT REPORTS TREE DOWN NEAR OLD WEST RD AND RT 7A. TIME ESTIMATED FROM RADAR.
Sep 15, 3:02 PM EDTTSTM WND DMG2 Nne Shaftsbury, VTLAW ENFORCEMENT REPORTS TREE DOWN NEAR TIMBER TRAIL RD AND RT 7A. TIME ESTIMATED FROM RADAR

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Sep 15, 11:55 AM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 6.5 hours before the alert went out and 46 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.

Skew-T log-pSkew-T log-p diagram, Albany, NY at 12:00Z on 2021-09-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 856 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 2021-09-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 214 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
856 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
766 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
214 m²/s²
0-3 km storm-relative helicity
248 m²/s²
Significant tornado parameter
0.7
Supercell composite
6.3

Open this sounding in Storm Lab

The text

As transmitted.

358 
WUUS51 KALY 151828
SVRALY
NYC083-091-115-VTC003-151930-
/O.NEW.KALY.SV.W.0175.210915T1828Z-210915T1930Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
228 PM EDT Wed Sep 15 2021

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  Southeastern Saratoga County in east central New York...
  Southern Washington County in east central New York...
  Northern Rensselaer County in east central New York...
  Northwestern Bennington County in southern Vermont...

* Until 330 PM EDT.

* At 226 PM EDT, a severe thunderstorm was located over Greenwich, or
  11 miles southwest of Salem, 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...
  Mechanicville, Hoosick Falls, Arlington, Salem, Manchester,
  Shaftsbury, Cambridge, Greenwich, Manchester Center, Halfmoon, Lee,
  White Creek, Easton, Stillwater, North Bennington, Schuylerville,
  Sunderland, Victory, Schaghticoke and Valley Falls.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Large hail and damaging winds and continuous 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 4312 7298 4312 7300 4307 7300 4295 7306
      4280 7372 4282 7373 4279 7377 4279 7379
      4278 7380 4278 7383 4298 7374 4322 7341
      4320 7294
TIME...MOT...LOC 1826Z 259DEG 22KT 4306 7348 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Frugis
1 follow-up statement
041 
WWUS51 KALY 151852
SVSALY

Severe Weather Statement
National Weather Service Albany NY
252 PM EDT Wed Sep 15 2021

NYC091-151902-
/O.CAN.KALY.SV.W.0175.000000T0000Z-210915T1930Z/
Saratoga NY-
252 PM EDT Wed Sep 15 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN SARATOGA COUNTY
IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
east central New York...and southern Vermont.

LAT...LON 4282 7365 4321 7343 4322 7341 4320 7294
      4312 7298 4312 7300 4307 7300 4295 7306
TIME...MOT...LOC 1852Z 264DEG 29KT 4294 7340 

$$

NYC083-115-VTC003-151930-
/O.CON.KALY.SV.W.0175.000000T0000Z-210915T1930Z/
Washington NY-Rensselaer NY-Bennington VT-
252 PM EDT Wed Sep 15 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR SOUTHEASTERN WASHINGTON...NORTHEASTERN RENSSELAER AND
NORTHWESTERN BENNINGTON COUNTIES...

At 252 PM EDT, a severe thunderstorm was located near Hoosick Falls,
moving east at 35 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...
Hoosick Falls, Arlington, Salem, Manchester, Shaftsbury, Cambridge,
Greenwich, Manchester Center, Lee, White Creek, Easton, North
Bennington, Sunderland, Schaghticoke, Valley Falls, Sandgate,
Glastenbury, Cossayuna, Schaghticoke Hill and Center White Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous 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.

&&

LAT...LON 4282 7365 4321 7343 4322 7341 4320 7294
      4312 7298 4312 7300 4307 7300 4295 7306
TIME...MOT...LOC 1852Z 264DEG 29KT 4294 7340 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Frugis

The office that day

Everything else NWS Albany, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 15, 7:02 AM EDTSpecial Weather StatementALYHamilton, Herkimer58 min
Sep 15, 12:19 PM EDTSpecial Weather StatementALYSaratoga26 min
Sep 15, 12:31 PM EDTSevere Thunderstorm WarningALYMontgomery, Schenectady, Schoharie59 min
Sep 15, 12:47 PM EDTSpecial Weather StatementALYSaratoga, Washington28 min
Sep 15, 12:54 PM EDTSevere Thunderstorm WarningALYFulton, Montgomery, Saratoga, Schenectady51 min
Sep 15, 1:05 PM EDTSpecial Weather StatementALYWashington25 min
Sep 15, 1:18 PM EDTSevere Thunderstorm WarningALYSaratoga, Washington57 min
Sep 15, 1:21 PM EDTFlash Flood WarningALYFulton, Montgomery3 hr
Sep 15, 1:28 PM EDTAreal Flood AdvisoryALYFulton, Montgomery, Saratoga, Schenectady9 min
Sep 15, 1:32 PM EDTAreal Flood AdvisoryALYSaratoga, Washington16 min
Sep 15, 1:37 PM EDTFlash Flood WarningALYFulton, Montgomery, Saratoga, Schenectady3 hr
Sep 15, 1:45 PM EDTAreal Flood AdvisoryALYWashington2 hr
Sep 15, 1:46 PM EDTSevere Thunderstorm WarningALYSaratoga, Washington44 min
Sep 15, 1:48 PM EDTFlash Flood WarningALYSaratoga, Washington3 hr
Sep 15, 1:52 PM EDTAreal Flood AdvisoryALYWashington3 hr
Sep 15, 1:55 PM EDTAreal Flood AdvisoryALYMontgomery, Schenectady, Schoharie3 hr
Sep 15, 2:13 PM EDTSpecial Weather StatementALYSchenectady32 min
Sep 15, 2:15 PM EDTSevere Thunderstorm WarningALYWashington60 min
Sep 15, 2:22 PM EDTAreal Flood AdvisoryALYRensselaer, Saratoga, Schenectady, Washington26 min
Sep 15, 2:26 PM EDTSpecial Weather StatementALYSchoharie34 min
Sep 15, 2:35 PM EDTSpecial Weather StatementALYRensselaer25 min
Sep 15, 2:48 PM EDTFlash Flood WarningALYRensselaer, Saratoga, Schenectady, Washington3 hr
Sep 15, 2:56 PM EDTSpecial Weather StatementALYRensselaer49 min
Sep 15, 2:59 PM EDTAreal Flood AdvisoryALYAlbany, Rensselaer3 hr
Sep 15, 2:59 PM EDTSpecial Weather StatementALYAlbany31 min
Sep 15, 3:00 PM EDTSevere Thunderstorm WarningALYRensselaer60 min
Sep 15, 3:03 PM EDTAreal Flood AdvisoryALYWashington3 hr
Sep 15, 3:19 PM EDTSpecial Weather StatementALYUlster26 min
Sep 15, 3:29 PM EDTSpecial Weather StatementALYRensselaer31 min
Sep 15, 3:33 PM EDTSpecial Weather StatementALYGreene27 min
Sep 15, 3:39 PM EDTSevere Thunderstorm WarningALYAlbany, Columbia, Greene, Rensselaer66 min
Sep 15, 3:48 PM EDTAreal Flood AdvisoryALYAlbany, Columbia, Greene, Rensselaer3 hr
Sep 15, 3:50 PM EDTSpecial Weather StatementALYUlster25 min
Sep 15, 4:02 PM EDTAreal Flood AdvisoryALYColumbia, Rensselaer3 hr
Sep 15, 4:19 PM EDTSpecial Weather StatementALYColumbia26 min
Sep 15, 4:31 PM EDTSevere Thunderstorm WarningALYColumbia, Greene, Rensselaer59 min
Sep 15, 4:41 PM EDTAreal Flood AdvisoryALYColumbia, Greene, Rensselaer3 hr
Sep 15, 4:51 PM EDTAreal Flood AdvisoryALYGreene, Ulster3 hr
Sep 15, 5:00 PM EDTSpecial Weather StatementALYGreene30 min
Sep 15, 5:13 PM EDTSpecial Weather StatementALYUlster32 min
Sep 15, 5:16 PM EDTAreal Flood WarningALYFulton, Hamilton, Montgomery, Saratoga, Schenectady, Schoharie and 2 more3 hr
Sep 15, 5:26 PM EDTFlash Flood WarningALYUlster2 hr
Sep 15, 5:30 PM EDTAreal Flood AdvisoryALYUlster3 hr
Sep 15, 5:31 PM EDTSpecial Weather StatementALYColumbia29 min
Sep 15, 5:41 PM EDTSpecial Weather StatementALYUlster34 min
Sep 15, 5:48 PM EDTFlash Flood WarningALYColumbia, Greene97 min
Sep 15, 5:55 PM EDTSpecial Weather StatementALYGreene35 min
Sep 15, 6:08 PM EDTSpecial Weather StatementALYColumbia37 min
Sep 15, 6:32 PM EDTSpecial Weather StatementALYDutchess43 min
Sep 15, 7:39 PM EDTSpecial Weather StatementALYUlster36 min
Sep 15, 3:14 PM EDTSpecial Weather StatementALYWindham46 min
Sep 15, 6:51 PM EDTSpecial Weather StatementALYWindham24 min

Nearby

Severe Thunderstorm Warnings in New York, 2021Severe Thunderstorm Warnings in Vermont, 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.