Alert archive / New York / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 98, NWS Binghamton, NY

July 2, 2021Delaware County, Otsego County, New York

NWS Binghamton, NY issued this severe thunderstorm warning at Jul 2, 2021, 3:47 PM EDT for Delaware County, Otsego County, New York. It was in force for 43 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: Jul 2, 2021, 3:47 PM EDT (19:47 UTC)
Expired: Jul 2, 2021, 4:30 PM EDT
In force: 43 min
Issued by: NWS Binghamton, NY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Delaware County, NY, Otsego County, NY

The radar

The Albany radar (KENX), 61 km from the middle of the area, began a volume at 19:50 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
Jul 2, 4:00 PM EDT	HAIL 0.88	1 E Cooperstown Jct, NY	A BUSINESS OWNER REPORTED ESTIMATED SIZE NICKEL SIZED HAIL AND THAT ABOUT 2 INCHES OF SMALL HAIL ACCUMULATED ON THE GROUND.
Jul 2, 4:02 PM EDT	HAIL 1	Maryland, NY	TWITTER PICTURE FORWARDED FROM MEDIA SHOWS QUARTER-SIZED HAIL.

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, 7.8 hours before the alert went out and 81 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 721 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 9 m²/s²
0-3 km storm-relative helicity: 39 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

933 
WUUS51 KBGM 021947
SVRBGM
NYC025-077-022030-
/O.NEW.KBGM.SV.W.0098.210702T1947Z-210702T2030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Binghamton NY
347 PM EDT Fri Jul 2 2021

The National Weather Service in Binghamton has issued a

* Severe Thunderstorm Warning for...
  Southeastern Otsego County in central New York...
  North central Delaware County in central New York...

* Until 430 PM EDT.

* At 346 PM EDT, a severe thunderstorm was located over Cooperstown
  Junction, or near Oneonta, moving east 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...
  Oneonta, Davenport, Worcester, Maryland, Elk Creek, Colliersville,
  Schenevus, Cooperstown Junction, Emmons and Butts Corner.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4244 7503 4255 7506 4267 7464 4263 7463
      4255 7468 4252 7471 4242 7462
TIME...MOT...LOC 1946Z 258DEG 13KT 4250 7496 

HAIL...1.00IN
WIND...60MPH
 
$$

AJG

2 follow-up statements

940 
WWUS51 KBGM 022000
SVSBGM

Severe Weather Statement
National Weather Service Binghamton NY
400 PM EDT Fri Jul 2 2021

NYC025-077-022030-
/O.CON.KBGM.SV.W.0098.000000T0000Z-210702T2030Z/
Otsego NY-Delaware NY-
400 PM EDT Fri Jul 2 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT
FOR EAST CENTRAL OTSEGO AND NORTHEASTERN DELAWARE COUNTIES...

At 359 PM EDT, a severe thunderstorm was located over Maryland, or 10
miles northeast of Oneonta, 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...
Worcester, Maryland, Schenevus, Portlandville and Fergusonville. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4247 7492 4254 7498 4267 7464 4263 7463
      4255 7468 4252 7471 4247 7466
TIME...MOT...LOC 1959Z 243DEG 17KT 4252 7488 

HAIL...1.00IN
WIND...60MPH
 
$$

AJG

640 
WWUS51 KBGM 022020
SVSBGM

Severe Weather Statement
National Weather Service Binghamton NY
420 PM EDT Fri Jul 2 2021

NYC025-077-022030-
/O.EXP.KBGM.SV.W.0098.000000T0000Z-210702T2030Z/
Otsego NY-Delaware NY-
420 PM EDT Fri Jul 2 2021

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL OTSEGO AND
NORTHEASTERN DELAWARE COUNTIES WILL EXPIRE AT 430 PM EDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds and heavy rain are still possible with this thunderstorm.

LAT...LON 4247 7492 4254 7498 4267 7464 4263 7463
      4255 7468 4252 7471 4247 7466
TIME...MOT...LOC 2020Z 258DEG 13KT 4253 7479 

$$

AJG

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 1, 8:20 PM EDT	Special Weather Statement	BGM	Steuben, Yates	25 min
Jul 1, 8:46 PM EDT	Special Weather Statement	BGM	Steuben, Yates	29 min
Jul 1, 9:18 PM EDT	Special Weather Statement	BGM	Steuben	42 min
Jul 1, 9:44 PM EDT	Special Weather Statement	BGM	Schuyler	31 min
Jul 1, 10:17 PM EDT	Special Weather Statement	BGM	Chemung	43 min
Jul 2, 1:38 AM EDT	Special Weather Statement	BGM	Cayuga, Seneca	37 min
Jul 2, 3:57 AM EDT	Special Weather Statement	BGM	Madison	33 min
Jul 2, 4:38 AM EDT	Areal Flood Advisory	BGM	Onondaga	2 hr
Jul 2, 10:14 AM EDT	Areal Flood Advisory	BGM	Oneida	2 hr
Jul 2, 12:39 PM EDT	Areal Flood Advisory	BGM	Madison, Oneida	111 min
Jul 2, 2:22 PM EDT	Special Weather Statement	BGM	Chenango	23 min
Jul 2, 2:45 PM EDT	Special Weather Statement	BGM	Steuben	30 min
Jul 2, 3:23 PM EDT	Special Weather Statement	BGM	Otsego	37 min
Jul 2, 3:26 PM EDT	Severe Thunderstorm Warning	BGM	Steuben	34 min
Jul 2, 3:43 PM EDT	Special Weather Statement	BGM	Steuben	32 min
Jul 2, 4:37 PM EDT	Special Weather Statement	BGM	Chemung	23 min
Jul 2, 4:43 PM EDT	Areal Flood Advisory	BGM	Sullivan	48 min
Jul 2, 5:03 PM EDT	Special Weather Statement	BGM	Chemung	27 min
Jul 2, 5:30 PM EDT	Special Weather Statement	BGM	Greene	30 min
Jul 2, 6:21 PM EDT	Severe Thunderstorm Warning	BGM	Tioga	24 min
Jul 2, 7:14 PM EDT	Special Weather Statement	BGM	Sullivan	31 min
Jul 2, 7:40 PM EDT	Special Weather Statement	BGM	Broome	35 min
Jul 2, 7:53 PM EDT	Special Weather Statement	BGM	Sullivan	52 min

Nearby

Severe Thunderstorm Warnings in New York, 2021 Every 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.