Alert archive / Pennsylvania / Special Weather Statements in 2021

Special Weather Statement, NWS Binghamton, NY

July 29, 2021Lackawanna County, Pike County, Wyoming County, Pennsylvania

NWS Binghamton, NY issued this special weather statement at Jul 29, 2021, 10:49 PM EDT for Lackawanna County, Pike County, Wyoming County, Pennsylvania. It was in force for 56 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 29, 2021, 10:49 PM EDT (02:49 UTC)
Expired: Jul 29, 2021, 11:45 PM EDT
In force: 56 min
Issued by: NWS Binghamton, NY

Counties Lackawanna County, PA, Pike County, PA, Wyoming County, PA

The radar

The Binghamton radar (KBGM), 116 km from the middle of the area, began a volume at 02:52 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.

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 2.8 hours before the alert went out and 192 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: 172 J/kg
Mixed-layer CIN: -50 J/kg
Mixed-layer LCL: 842 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 494 m²/s²
0-3 km storm-relative helicity: 635 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 8.8

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Binghamton, NY wrote its last area forecast discussion before this special weather statement went out at Jul 29, 10:23 PM EDT, 26 minutes earlier.

Area forecast discussion, Jul 29, 10:23 PM EDT, 26 minutes before

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Hazardous weather outlook, Jul 29, 6:43 PM EDT, 4 hours 6 minutes before

Hazardous Weather Outlook
National Weather Service Binghamton NY
643 PM EDT Thu Jul 29 2021

NYZ009-015>018-022>025-036-037-044>046-055>057-062-PAZ038>040-043-
044-047-048-072-302245-
Northern Oneida-Yates-Seneca-Southern Cayuga-Onondaga-Steuben-
Schuyler-Chemung-Tompkins-Madison-Southern Oneida-Cortland-Chenango-
Otsego-Tioga-Broome-Delaware-Sullivan-Bradford-Susquehanna-
Northern Wayne-Wyoming-Lackawanna-Luzerne-Pike-Southern Wayne-
643 PM EDT Thu Jul 29 2021

This Hazardous Weather Outlook is for central New York and
northeast Pennsylvania.

.DAY ONE...Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Jul 29, 8:40 PM EDT, 2 hours 9 minutes before

Special Weather Statement
National Weather Service Binghamton NY
840 PM EDT Thu Jul 29 2021

NYZ024-045-055>057-PAZ038>040-300130-
Chemung-Chenango-Tioga-Broome-Delaware-Susquehanna-Northern
Wayne-Bradford-
840 PM EDT Thu Jul 29 2021

...A LINE OF SHOWERS WILL AFFECT BROOME...WESTERN DELAWARE...
SOUTHEASTERN CHEMUNG...SOUTHERN TIOGA...SOUTH CENTRAL CHENANGO...
SUSQUEHANNA...NORTHWESTERN WAYNE AND NORTHEASTERN BRADFORD
COUNTIES...

At 839 PM EDT, radar indicated showers were located along a line
extending from near Sidney to near Endwell to near Erin. Movement was
southeast at 30 mph.

Winds in excess of 40 mph and pea size hail are possible with these
showers.

Locations impacted include...
Chemung, Binghamton, Vestal, Johnson City, Endicott, Barton,
Kirkwood, Sayre, Conklin and Waverly.

These showers may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

LAT...LON 4201 7481 4176 7550 4178 7642 4205 7676
      4216 7679 4214 7606 4228 7535 4240 7493
TIME...MOT...LOC 0039Z 311DEG 27KT 4223 7539 4209 7600 4212 7665

MJM

Special weather statement, Jul 29, 8:56 PM EDT, 1 hour 53 minutes before

Special Weather Statement
National Weather Service Binghamton NY
856 PM EDT Thu Jul 29 2021

NYZ022-300145-
Steuben-
856 PM EDT Thu Jul 29 2021

...A STRONG THUNDERSTORM WILL AFFECT SOUTHERN STEUBEN COUNTY...

At 855 PM EDT, a strong thunderstorm was located over Jasper, or 14
miles southeast of Hornell, moving southeast at 25 mph.

Winds in excess of 30 mph are possible with this storm.

Locations impacted include...
Caton, Lindley, Addison, Woodhull, Jasper, Troupsburg, Cameron,
Greenwood, Lawrenceville and Cameron Mills.

To report severe weather, contact your nearest law enforcement
agency. They can relay your report to the National Weather Service
office in Binghamton.

LAT...LON 4223 7764 4226 7752 4202 7696 4200 7697
      4200 7760 4216 7769
TIME...MOT...LOC 0055Z 307DEG 22KT 4214 7754

HLC

Special weather statement, Jul 29, 9:27 PM EDT, 1 hour 22 minutes before

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Special weather statement, Jul 29, 10:12 PM EDT, 37 minutes before

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Special weather statement, Jul 29, 10:49 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 29, 8:40 PM EDT	Special Weather Statement	BGM	Broome, Chemung, Delaware	50 min
Jul 29, 8:56 PM EDT	Special Weather Statement	BGM	Steuben	49 min
Jul 29, 9:27 PM EDT	Special Weather Statement	BGM	Sullivan	48 min
Jul 29, 10:12 PM EDT	Special Weather Statement	BGM	Sullivan	48 min
Jul 29, 11:51 PM EDT	Special Weather Statement	BGM	Monroe	24 min

Nearby

Special Weather Statements in Pennsylvania, 2021 Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.