Alert archive / New York / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 151, NWS Albany, NY

August 13, 2021Saratoga County, New York

NWS Albany, NY issued this severe thunderstorm warning at Aug 13, 2021, 4:33 PM EDT for Saratoga County, New York. It was in force for 46 min. 8 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, 4:33 PM EDT (20:33 UTC)
Expired
Aug 13, 2021, 5:19 PM EDT
In force
46 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Saratoga County, NY

The radar

The Albany radar (KENX), 50 km from the middle of the area, began a volume at 20:36 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
Aug 13, 4:34 PM EDTTSTM WND DMG3 Sse Providence, NYWIRES DOWN.
Aug 13, 4:40 PM EDTTSTM WND DMG2 N Round Lake, NYTREE DOWN ON HOUSE ON LAKESIDE AVE.
Aug 13, 4:45 PM EDTTSTM WND DMG2 Ssw Ballston Spa, NYTREE DOWN ON WIRES ON BROOKLINE RD.
Aug 13, 4:47 PM EDTTSTM WND DMG1 S Ballston Spa, NYWIRES DOWN ON BALLSTON AVE.
Aug 13, 4:48 PM EDTTSTM WND DMG2 Nne Ballston Lake, NYTREE ON CAR ON LAKE RD.
Aug 13, 4:51 PM EDTTSTM WND DMG2 Ssw Ballston Spa, NYPINE TREE SNAPPED. LOTS OF LARGE BRANCHES DOWN. POWER OUT.
Aug 13, 4:51 PM EDTTSTM WND DMG3 S Ballston Spa, NYMULTIPLE TREES DOWN AND TREES ON WIRES ON ROUTE 50 BETWEEN MIDDLELINE AND BROOKLINE RD.
Aug 13, 4:54 PM EDTTSTM WND DMG2 Nne Malta, NYWIRES DOWN ON STRUCTURE ON SILVER BEACH RD.

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
Aug 13, 3:29 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 8.6 hours before the alert went out and 35 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 2021-08-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 239 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 2021-08-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 31 square meters per square second.1939Sfc1 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
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

Open this sounding in Storm Lab

The text

As transmitted.

092 
WUUS51 KALY 132033
SVRALY
NYC091-132130-
/O.NEW.KALY.SV.W.0151.210813T2033Z-210813T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
433 PM EDT Fri Aug 13 2021

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  Southern Saratoga County in east central New York...

* Until 530 PM EDT.

* At 433 PM EDT, a severe thunderstorm was located near Ballston Spa,
  or 9 miles southwest of Saratoga Springs, moving east at 35 mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Saratoga Springs, Mechanicville, Ballston Spa, Round Lake, Galway,
  Country Knolls, North Ballston Spa, Rock City Falls, Malta,
  Charlton, Parkis Mills, Deans Corners, Shaw Corners, Barkersville,
  West Milton, Willow Glen, Coons, Wayville, Wiley Corners and Halls
  Corner.

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.

&&

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 4307 7364 4289 7368 4294 7403 4296 7409
      4312 7409
TIME...MOT...LOC 2033Z 281DEG 29KT 4299 7394 

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

$$

CS
3 follow-up statements
174 
WWUS51 KALY 132040
SVSALY

Severe Weather Statement
National Weather Service Albany NY
440 PM EDT Fri Aug 13 2021

NYC091-132130-
/O.CON.KALY.SV.W.0151.000000T0000Z-210813T2130Z/
Saratoga NY-
440 PM EDT Fri Aug 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR SOUTHERN SARATOGA COUNTY...

At 440 PM EDT, a severe thunderstorm was located over Ballston Spa,
or 7 miles southwest of Saratoga Springs, 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...
Saratoga Springs, Mechanicville, Ballston Spa, Round Lake, Galway,
Country Knolls, North Ballston Spa, Rock City Falls, Malta, Charlton,
Parkis Mills, Deans Corners, Shaw Corners, Barkersville, West Milton,
Willow Glen, Coons, Wayville, Wiley Corners and Halls Corner.

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 4307 7364 4289 7368 4294 7403 4296 7409
      4312 7409
TIME...MOT...LOC 2040Z 281DEG 29KT 4298 7386 

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

$$

CS
441 
WWUS51 KALY 132054
SVSALY

Severe Weather Statement
National Weather Service Albany NY
454 PM EDT Fri Aug 13 2021

NYC091-132130-
/O.CON.KALY.SV.W.0151.000000T0000Z-210813T2130Z/
Saratoga NY-
454 PM EDT Fri Aug 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR SOUTHEASTERN SARATOGA COUNTY...

At 454 PM EDT, a severe thunderstorm was located near Mechanicville,
moving east at 35 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Saratoga Springs, Mechanicville, Ballston Spa, Round Lake, Country
Knolls, North Ballston Spa, Rock City Falls, Malta, Deans Corners,
Maltaville, Malta Ridge, Francis Corners, Milton Center, Willow Glen,
Coons, Wayville, Myers Corners, Yaddo, Halls Corner and Mannings
Cove.

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 4307 7364 4289 7368 4293 7393 4310 7392
TIME...MOT...LOC 2054Z 281DEG 29KT 4296 7371 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

CS
679 
WWUS51 KALY 132119
SVSALY

Severe Weather Statement
National Weather Service Albany NY
519 PM EDT Fri Aug 13 2021

NYC091-132129-
/O.CAN.KALY.SV.W.0151.000000T0000Z-210813T2130Z/
Saratoga NY-
519 PM EDT Fri Aug 13 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN SARATOGA COUNTY
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
east central New York.

LAT...LON 4307 7364 4289 7368 4293 7393 4310 7392
TIME...MOT...LOC 2117Z 281DEG 29KT 4292 7344 

$$

CS

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 12, 11:29 PM EDTSpecial Weather StatementALYUlster46 min
Aug 13, 12:15 AM EDTSpecial Weather StatementALYDutchess45 min
Aug 13, 2:14 PM EDTSpecial Weather StatementALYOneida46 min
Aug 13, 2:36 PM EDTSevere Thunderstorm WarningALYHerkimer39 min
Aug 13, 2:56 PM EDTSpecial Weather StatementALYFulton49 min
Aug 13, 3:00 PM EDTSpecial Weather StatementALYLewis45 min
Aug 13, 3:10 PM EDTSevere Thunderstorm WarningALYFulton, Herkimer, Montgomery48 min
Aug 13, 3:16 PM EDTSpecial Weather StatementALYOneida44 min
Aug 13, 3:40 PM EDTSpecial Weather StatementALYMontgomery50 min
Aug 13, 3:42 PM EDTSevere Thunderstorm WarningALYFulton, Montgomery44 min
Aug 13, 3:54 PM EDTSpecial Weather StatementALYHamilton51 min
Aug 13, 3:58 PM EDTSpecial Weather StatementALYOneida47 min
Aug 13, 4:12 PM EDTSpecial Weather StatementALYMontgomery48 min
Aug 13, 4:25 PM EDTSpecial Weather StatementALYSaratoga50 min
Aug 13, 4:52 PM EDTSpecial Weather StatementALYSchenectady, Schoharie38 min
Aug 13, 5:03 PM EDTSpecial Weather StatementALYFulton42 min
Aug 13, 5:10 PM EDTSpecial Weather StatementALYRensselaer50 min
Aug 13, 5:31 PM EDTSevere Thunderstorm WarningALYFulton, Montgomery, Schoharie47 min
Aug 13, 5:42 PM EDTAreal Flood AdvisoryALYHerkimer, Montgomery3 hr
Aug 13, 5:58 PM EDTSpecial Weather StatementALYRensselaer47 min
Aug 13, 6:03 PM EDTSpecial Weather StatementALYMontgomery42 min
Aug 13, 6:07 PM EDTAreal Flood AdvisoryALYMontgomery, Schoharie3 hr
Aug 13, 6:11 PM EDTSpecial Weather StatementALYSchenectady49 min
Aug 13, 6:31 PM EDTSpecial Weather StatementALYAlbany44 min
Aug 13, 6:45 PM EDTSevere Thunderstorm WarningALYAlbany45 min
Aug 13, 6:51 PM EDTAreal Flood AdvisoryALYAlbany2 hr
Aug 13, 6:51 PM EDTSpecial Weather StatementALYSchoharie39 min
Aug 13, 7:15 PM EDTFlash Flood WarningALYAlbany2 hr
Aug 13, 7:28 PM EDTSevere Thunderstorm WarningALYAlbany, Rensselaer35 min
Aug 13, 7:41 PM EDTSpecial Weather StatementALYUlster49 min
Aug 13, 7:48 PM EDTSpecial Weather StatementALYColumbia42 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.