Alert archive / New York / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 148, NWS Albany, NY

August 13, 2021Herkimer County, New York

NWS Albany, NY issued this severe thunderstorm warning at Aug 13, 2021, 2:36 PM EDT for Herkimer County, New York. It was in force for 39 min. 1 report 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, 2:36 PM EDT (18:36 UTC)
Expired
Aug 13, 2021, 3:15 PM EDT
In force
39 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Herkimer County, NY

The radar

The Ft Drum radar (KTYX), 75 km from the middle of the area, began a volume at 18:36 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, 2:40 PM EDTTSTM WND DMG1 Se Poland, NYTREES AND WIRES DOWN BLOCKING ROAD IN NEWPORT, NY

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, 6.6 hours before the alert went out and 119 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.

990 
WUUS51 KALY 131836
SVRALY
NYC043-131915-
/O.NEW.KALY.SV.W.0148.210813T1836Z-210813T1915Z/

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

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  Southern Herkimer County in eastern New York...

* Until 315 PM EDT.

* At 235 PM EDT, a severe thunderstorm was located over Poland, or 9
  miles northeast of Utica, moving northeast at 15 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...
  Ohio, Newport, Poland, Cold Brook, Russia, Norway, Old City, Grant,
  Gray, Black Creek Reservoir, Farrel Corner, Carey Corners, Woodin
  Corners, Irish Settlement, Martin Corners, Bull Hill, Pardeeville
  Corners, Wilmurt Corners, Gravesville and Windfall.

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 4340 7502 4330 7477 4310 7508 4313 7515
      4322 7507 4323 7507 4323 7510 4324 7512
      4325 7513 4325 7515 4326 7515
TIME...MOT...LOC 1835Z 215DEG 14KT 4319 7510 

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

$$

KSL
3 follow-up statements
724 
WWUS51 KALY 131848
SVSALY

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

NYC043-131915-
/O.CON.KALY.SV.W.0148.000000T0000Z-210813T1915Z/
Herkimer NY-
248 PM EDT Fri Aug 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR CENTRAL HERKIMER COUNTY...

At 248 PM EDT, a severe thunderstorm was located over Cold Brook, or
14 miles north of Herkimer, moving northeast at 20 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...
Ohio, Newport, Poland, Cold Brook, Russia, Norway, Old City, Grant,
Gray, Black Creek Reservoir, Woodin Corners, Bull Hill, Pardeeville
Corners, Wilmurt Corners, Gravesville and Hurricane.

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 4325 7515 4326 7515 4340 7502 4330 7477
      4314 7501 4321 7508 4322 7507 4323 7507
      4323 7510 4324 7512 4325 7513
TIME...MOT...LOC 1848Z 227DEG 17KT 4323 7501 

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

$$

CS
808 
WWUS51 KALY 131902
SVSALY

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

NYC043-131915-
/O.CON.KALY.SV.W.0148.000000T0000Z-210813T1915Z/
Herkimer NY-
302 PM EDT Fri Aug 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR EAST CENTRAL HERKIMER COUNTY...

At 302 PM EDT, a severe thunderstorm was located near Ohio, or 16
miles north of Little Falls, moving northeast 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...
Ohio, Bull Hill, Gray, Black Creek Reservoir, Hurricane and Wilmurt
Corners.

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 4319 7493 4329 7503 4336 7492 4330 7477
TIME...MOT...LOC 1902Z 238DEG 22KT 4328 7490 

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

$$

CS
303 
WWUS51 KALY 131913
SVSALY

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

NYC043-131923-
/O.EXP.KALY.SV.W.0148.000000T0000Z-210813T1915Z/
Herkimer NY-
313 PM EDT Fri Aug 13 2021

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL HERKIMER COUNTY
WILL EXPIRE AT 315 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

LAT...LON 4319 7493 4329 7503 4336 7492 4330 7477
TIME...MOT...LOC 1913Z 215DEG 14KT 4331 7487 

$$

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, 2:56 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, 4:33 PM EDTSevere Thunderstorm WarningALYSaratoga46 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.