Alert archive / Pennsylvania / Flash Flood Warnings in 2021

Flash Flood Warning 58, NWS Binghamton, NY

August 22, 2021Luzerne County, Pennsylvania

NWS Binghamton, NY issued this flash flood warning at Aug 22, 2021, 10:17 PM EDT for Luzerne County, Pennsylvania. It was in force for 4 hr. 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: Aug 22, 2021, 10:17 PM EDT (02:17 UTC)
Expired: Aug 23, 2021, 2:00 AM EDT
In force: 4 hr
Issued by: NWS Binghamton, NY
Area: Storm-based polygon
Flood severity: None

County Luzerne County, PA

The radar

The Binghamton radar (KBGM), 110 km from the middle of the area, began a volume at 02:19 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
Aug 22, 10:34 PM EDT	FLASH FLOOD	1 Ene Inkerman, PA	FROM PA511: FLOODING ON MAIN STREET/MAFFETT STREET BOTH DIRECTIONS BETWEEN JAMES A MUSTO BP AND TEDRICK STREET, YATESVILLE ROAD. ALL LANES CLOSED.
Aug 22, 10:43 PM EDT	FLASH FLOOD	1 Nnw West Pittston, PA	FROM PA511: FLOODING ON PA 92 BOTH DIRECTIONS BETWEEN TUNKHANNOCK AVENUE AND SLOCUM STREET. ALL LANES CLOSED.
Aug 22, 11:05 PM EDT	FLASH FLOOD	Hughestown, PA	MPING REPORT OF STREET/ROAD FLOODING.

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 00:00Z, 2.3 hours before the alert went out and 226 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: 757 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 288 m²/s²
0-3 km storm-relative helicity: 376 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted.

732 
WGUS51 KBGM 230217
FFWBGM
PAC079-230600-
/O.NEW.KBGM.FF.W.0058.210823T0217Z-210823T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Binghamton NY
1017 PM EDT Sun Aug 22 2021

The National Weather Service in Binghamton has issued a

* Flash Flood Warning for...
  Northeastern Luzerne County in northeastern Pennsylvania...

* Until 200 AM EDT.

* At 1017 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. The expected rainfall rate is 1 
  to 3 inches in 1 hour. Flash flooding is ongoing or expected to 
  begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Wilkes-Barre, Pittston, Old Forge, Moosic, Edwardsville, Luzerne, 
  Bear Creek, West Wyoming, Bear Creek Village, Glendale, Mountain 
  Top, Stoddartsville, Kingston, Plains, Exeter, Swoyersville, 
  Duryea, West Pittston, Larksville and Forty Fort.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 4108 7578 4138 7601 4143 7583 4140 7583
      4139 7583 4135 7574 4134 7569 4132 7569
      4130 7570 4126 7568 4126 7565 4118 7564
      4116 7560 4112 7563 4112 7566 4113 7567
      4113 7569 4112 7571 4110 7575

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-3 INCHES IN 1 HOUR

$$

JAB

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 22, 8:27 PM EDT	Areal Flood Advisory	BGM	Susquehanna	8 hr
Aug 22, 8:33 PM EDT	Areal Flood Advisory	BGM	Pike, Wayne	6 hr
Aug 22, 8:48 PM EDT	Flash Flood Warning	BGM	Lackawanna	3 hr
Aug 22, 9:15 PM EDT	Flash Flood Warning	BGM	Wayne	3 hr
Aug 22, 9:40 PM EDT	Areal Flood Advisory	BGM	Luzerne, Susquehanna, Wyoming	3 hr
Aug 22, 10:46 PM EDT	Areal Flood Advisory	BGM	Bradford	2 hr
Aug 22, 11:18 PM EDT	Areal Flood Advisory	BGM	Luzerne, Wyoming	5 hr
Aug 23, 12:13 AM EDT	Areal Flood Warning	BGM	Lackawanna	8 hr
Aug 23, 12:13 AM EDT	Areal Flood Warning	BGM	Wayne	8 hr
Aug 23, 2:01 AM EDT	Areal Flood Warning	BGM	Luzerne	6 hr
Aug 23, 4:34 AM EDT	Areal Flood Advisory	BGM	Susquehanna, Wyoming	67 min
Aug 23, 6:27 AM EDT	River Flood Warning	BGM	Lackawanna	4 hr

Nearby

Flash Flood Warnings in Pennsylvania, 2021 Every flash flood 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.