Alert archive / New York / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 271, NWS Binghamton, NY

October 16, 2021Schuyler County, Steuben County, Yates County, New York

NWS Binghamton, NY issued this severe thunderstorm warning at Oct 16, 2021, 4:49 AM EDT for Schuyler County, Steuben County, Yates County, New York. It was in force for 41 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
Oct 16, 2021, 4:49 AM EDT (08:49 UTC)
Expired
Oct 16, 2021, 5:30 AM EDT
In force
41 min
Issued by
NWS Binghamton, NY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Schuyler County, NY, Steuben County, NY, Yates County, NY

The radar

The Binghamton radar (KBGM), 109 km from the middle of the area, began a volume at 08:49 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
Oct 16, 5:00 AM EDTTSTM WND DMG2 Sw Pulteney, NYSMALL TREE DOWN ON NON-RESIDENTIAL BUILDING.
Oct 16, 5:01 AM EDTTSTM WND DMG1 Sw Pulteney, NYOUTSIDE INDUSTRIAL TENT TWISTED.
Oct 16, 5:10 AM EDTTSTM WND DMG1 Wsw Pulteney, NYTREE DOWN ON A RESIDENCE. NO INJURIES REPORED AT THIS TIME. TIME IS ESTIMATED BY RADAR.

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

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 8.8 hours before the alert went out and 132 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, Buffalo Intl Airport, NY at 00:00Z on 2021-10-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 630 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, Buffalo Intl Airport, NY at 00:00Z on 2021-10-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 212 square meters per square second.1939587897Sfc1 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
630 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
756 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
212 m²/s²
0-3 km storm-relative helicity
250 m²/s²
Significant tornado parameter
0.8
Supercell composite
4.7

Open this sounding in Storm Lab

The text

As transmitted.

913 
WUUS51 KBGM 160849
SVRBGM
NYC097-101-123-160930-
/O.NEW.KBGM.SV.W.0271.211016T0849Z-211016T0930Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Binghamton NY
449 AM EDT Sat Oct 16 2021

The National Weather Service in Binghamton has issued a

* Severe Thunderstorm Warning for...
  Western Schuyler County in central New York...
  Southeastern Yates County in central New York...
  Central Steuben County in central New York...

* Until 530 AM EDT.

* At 449 AM EDT, a severe thunderstorm was located near West Cameron,
  or 12 miles east of Hornell, moving northeast at 40 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Bath, Penn Yan, Campbell, Urbana, Watkins Glen, Dundee, Montour
  Falls, Tyrone, Howard and Thurston.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms. Although a tornado is not
immediately likely, if one is spotted, act quickly and move to a
place of safety inside a sturdy structure such as a basement or small
interior room.

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

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. This storm may cause serious injury and significant
property damage.

&&

LAT...LON 4213 7753 4232 7760 4270 7710 4235 7676
TIME...MOT...LOC 0849Z 236DEG 36KT 4229 7743 

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

$$

MPH
3 follow-up statements
576 
WWUS51 KBGM 160858
SVSBGM

Severe Weather Statement
National Weather Service Binghamton NY
458 AM EDT Sat Oct 16 2021

NYC097-101-123-160930-
/O.CON.KBGM.SV.W.0271.000000T0000Z-211016T0930Z/
Schuyler NY-Yates NY-Steuben NY-
458 AM EDT Sat Oct 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 AM EDT
FOR WESTERN SCHUYLER...SOUTHEASTERN YATES AND CENTRAL STEUBEN
COUNTIES...

At 457 AM EDT, a line of severe thunderstorms was located from near 
Urbana to near Buena Vista, moving northeast at 50 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...
Bath, Penn Yan, Campbell, Urbana, Watkins Glen, Dundee, Montour
Falls, Tyrone, Howard and Thurston.

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.

&&

LAT...LON 4233 7757 4270 7710 4235 7676 4215 7747
TIME...MOT...LOC 0857Z 230DEG 41KT 4246 7722 

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

$$

MPH
092 
WWUS51 KBGM 160910
SVSBGM

Severe Weather Statement
National Weather Service Binghamton NY
510 AM EDT Sat Oct 16 2021

NYC097-101-123-160930-
/O.CON.KBGM.SV.W.0271.000000T0000Z-211016T0930Z/
Schuyler NY-Yates NY-Steuben NY-
510 AM EDT Sat Oct 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 AM EDT
FOR WESTERN SCHUYLER...EASTERN YATES AND NORTHEASTERN STEUBEN
COUNTIES...

At 510 AM EDT, a severe thunderstorm was located over Rheims, or 16
miles southwest of Dundee, moving northeast at 40 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Bath, Penn Yan, Urbana, Watkins Glen, Dundee, Montour Falls, Tyrone,
Pulteney, Wheeler and Wayne.

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.

&&

LAT...LON 4240 7748 4270 7710 4235 7676 4225 7725
      4226 7740
TIME...MOT...LOC 0910Z 231DEG 33KT 4239 7726 

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

$$

MPH
148 
WWUS51 KBGM 160920
SVSBGM

Severe Weather Statement
National Weather Service Binghamton NY
520 AM EDT Sat Oct 16 2021

NYC097-101-123-160930-
/O.CON.KBGM.SV.W.0271.000000T0000Z-211016T0930Z/
Schuyler NY-Yates NY-Steuben NY-
520 AM EDT Sat Oct 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 AM EDT
FOR NORTHWESTERN SCHUYLER...SOUTHEASTERN YATES AND NORTHEASTERN
STEUBEN COUNTIES...

At 520 AM EDT, a severe thunderstorm was located over Urbana, or 12
miles southwest of Dundee, moving northeast at 40 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Urbana, Dundee, Tyrone, Pulteney, Wayne, Hammondsport, Branchport,
Reading Center, Porter Corner and Keuka Park.

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.

&&

LAT...LON 4245 7735 4266 7709 4243 7684 4235 7722
TIME...MOT...LOC 0920Z 236DEG 35KT 4242 7718 

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

$$

MPH

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 16, 4:07 AM EDTSpecial Weather StatementBGMSteuben38 min
Oct 16, 4:43 AM EDTSpecial Weather StatementBGMSchuyler, Steuben, Yates47 min
Oct 16, 5:13 AM EDTSpecial Weather StatementBGMSeneca47 min
Oct 16, 5:31 AM EDTSevere Thunderstorm WarningBGMSchuyler, Seneca, Steuben, Yates44 min
Oct 16, 5:34 AM EDTTornado WarningBGMSchuyler, Seneca, Yates26 min
Oct 16, 5:55 AM EDTTornado WarningBGMCayuga, Seneca, Tompkins35 min
Oct 16, 6:25 AM EDTTornado WarningBGMCayuga, Cortland, Onondaga35 min
Oct 16, 6:50 AM EDTSpecial Weather StatementBGMOnondaga40 min
Oct 16, 9:33 AM EDTSpecial Weather StatementBGMTompkins27 min
Oct 16, 9:48 AM EDTSevere Thunderstorm WarningBGMCayuga, Cortland, Onondaga, Tompkins42 min
Oct 16, 10:20 AM EDTAreal Flood AdvisoryBGMCayuga, Onondaga3 hr
Oct 16, 10:27 AM EDTSpecial Weather StatementBGMOnondaga33 min
Oct 16, 10:59 AM EDTAreal Flood AdvisoryBGMMadison, Onondaga3 hr
Oct 16, 11:15 AM EDTSpecial Weather StatementBGMOneida30 min
Oct 16, 11:30 AM EDTSevere Thunderstorm WarningBGMCayuga, Cortland, Onondaga, Tompkins20 min
Oct 16, 11:50 AM EDTSpecial Weather StatementBGMChenango25 min
Oct 16, 12:53 PM EDTAreal Flood AdvisoryBGMChenango, Cortland, Madison3 hr
Oct 16, 3:23 PM EDTSpecial Weather StatementBGMSullivan37 min
Oct 16, 4:49 PM EDTRiver Flood WarningBGMOnondaga5 hr

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.