Alert archive / New York / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 165, NWS Albany, NY

September 8, 2021Albany County, Rensselaer County, Saratoga County, New York

NWS Albany, NY issued this severe thunderstorm warning at Sep 8, 2021, 7:51 PM EDT for Albany County, Rensselaer County, Saratoga County, New York. It was in force for 54 min. 2 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 8, 2021, 7:51 PM EDT (23:51 UTC)
Expired
Sep 8, 2021, 8:45 PM EDT
In force
54 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Damage threat
Considerable
Hail
0.88 in
Wind
70.0 mph

Counties Albany County, NY, Rensselaer County, NY, Saratoga County, NY

The radar

The Albany radar (KENX), 56 km from the middle of the area, began a volume at 23:52 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.

What was reported inside it

TimeReportWhereRemark
Sep 8, 8:10 PM EDTTSTM WND DMG1 Sw Grafton, NYDOWNED TREE ON STATE ROUTE 2 IN GRAFTON
Sep 8, 8:17 PM EDTTSTM WND DMG5 Ne Grafton, NYDOWNED TREE BETWEEN FOX HOLLOW ROAD AND ROUTE 22

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, 11.9 hours before the alert went out and 34 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 2021-09-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 2021-09-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 241 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1380 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
241 m²/s²
0-3 km storm-relative helicity
235 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

740 
WUUS51 KALY 082351
SVRALY
NYC001-083-091-090045-
/O.NEW.KALY.SV.W.0165.210908T2351Z-210909T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
751 PM EDT Wed Sep 8 2021

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  Northeastern Albany County in east central New York...
  Southern Saratoga County in east central New York...
  Central Rensselaer County in east central New York...

* Until 845 PM EDT.

* At 751 PM EDT, a severe thunderstorm was located over Wyantskill,
  or over Troy, moving northeast at 25 mph.

  HAZARD...70 mph wind gusts and nickel size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect considerable tree damage. Damage is likely to 
           mobile homes, roofs, and outbuildings.

* Locations impacted include...
  Troy, East Greenbush, Cohoes, Watervliet, Rensselaer, Hoosick
  Falls, Latham, Menands, Green Island, Grafton, Waterford, Berlin,
  West Sand Lake, Center Brunswick, Wyantskill, Averill Park,
  Wynantskill, Halfmoon, North Greenbush and Brunswick.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

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 4268 7330 4258 7370 4283 7377 4295 7339
      4294 7338 4294 7328
TIME...MOT...LOC 2351Z 242DEG 21KT 4271 7367 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

Wasula
2 follow-up statements
017 
WWUS51 KALY 090025
SVSALY

Severe Weather Statement
National Weather Service Albany NY
825 PM EDT Wed Sep 8 2021

NYC001-091-090034-
/O.CAN.KALY.SV.W.0165.000000T0000Z-210909T0045Z/
Albany NY-Saratoga NY-
825 PM EDT Wed Sep 8 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN ALBANY AND
SOUTHERN SARATOGA COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. **! Therefore, the warning has been cancelled.

LAT...LON 4268 7330 4266 7343 4291 7348 4295 7339
      4294 7338 4294 7328
TIME...MOT...LOC 0024Z 242DEG 21KT 4280 7344 

$$

NYC083-090045-
/O.CON.KALY.SV.W.0165.000000T0000Z-210909T0045Z/
Rensselaer NY-
825 PM EDT Wed Sep 8 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM EDT
FOR NORTHEASTERN RENSSELAER COUNTY...

At 824 PM EDT, a severe thunderstorm was located over Grafton, or 8
miles southwest of Hoosick Falls, moving northeast at 25 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Hoosick Falls, Grafton, Berlin, Hoosick, Hoosick Junction, Southwest
Hoosick, Petersburg Junction, East Hoosick, Potter Hill, Babcock
Lake, West Hoosick, Stillham, North Hoosick, Walloomsac, Eagle
Bridge, Petersburg, Boyntonville, East Grafton, East Pittstown and
North Petersburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4268 7330 4266 7343 4291 7348 4295 7339
      4294 7338 4294 7328
TIME...MOT...LOC 0024Z 242DEG 21KT 4280 7344 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

TAW
987 
WWUS51 KALY 090044
SVSALY

Severe Weather Statement
National Weather Service Albany NY
844 PM EDT Wed Sep 8 2021

NYC083-090054-
/O.EXP.KALY.SV.W.0165.000000T0000Z-210909T0045Z/
Rensselaer NY-
844 PM EDT Wed Sep 8 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN RENSSELAER COUNTY
WILL EXPIRE AT 845 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

LAT...LON 4268 7330 4266 7343 4291 7348 4295 7339
      4294 7338 4294 7328
TIME...MOT...LOC 0044Z 242DEG 21KT 4285 7330 

$$

TAW

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 8, 5:20 PM EDTSpecial Weather StatementALYMontgomery25 min
Sep 8, 5:46 PM EDTSpecial Weather StatementALYFulton29 min
Sep 8, 6:11 PM EDTSevere Thunderstorm WarningALYWarren34 min
Sep 8, 6:33 PM EDTSevere Thunderstorm WarningALYWarren, Washington42 min
Sep 8, 6:36 PM EDTAreal Flood AdvisoryALYWarren87 min
Sep 8, 6:45 PM EDTSpecial Weather StatementALYGreene45 min
Sep 8, 6:47 PM EDTSpecial Weather StatementALYWashington28 min
Sep 8, 6:51 PM EDTSevere Thunderstorm WarningALYSaratoga, Washington39 min
Sep 8, 7:08 PM EDTAreal Flood AdvisoryALYWashington112 min
Sep 8, 7:11 PM EDTSpecial Weather StatementALYSaratoga34 min
Sep 8, 7:11 PM EDTSpecial Weather StatementALYAlbany, Rensselaer49 min
Sep 8, 7:16 PM EDTSevere Thunderstorm WarningALYRensselaer, Saratoga, Washington44 min
Sep 8, 7:25 PM EDTSevere Thunderstorm WarningALYAlbany, Rensselaer55 min
Sep 8, 7:34 PM EDTSpecial Weather StatementALYColumbia26 min
Sep 8, 7:34 PM EDTSevere Thunderstorm WarningALYWashington56 min
Sep 8, 7:37 PM EDTSevere Thunderstorm WarningALYAlbany, Columbia, Greene, Rensselaer53 min
Sep 8, 7:41 PM EDTAreal Flood AdvisoryALYAlbany, Rensselaer, Saratoga, Schenectady101 min
Sep 8, 7:45 PM EDTSpecial Weather StatementALYUlster30 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.