Alert archive / Pennsylvania / Flash Flood Watches in 2019

Flash Flood Watch 2, NWS Binghamton, NY

May 29, 20195 counties in Pennsylvania

NWS Binghamton, NY issued this flash flood watch at May 29, 2019, 3:29 AM EDT for 5 counties in Pennsylvania. It took effect at May 29, 2019, 2:00 PM EDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued: May 29, 2019, 3:29 AM EDT (07:29 UTC)
In effect from: May 29, 2019, 2:00 PM EDT
Expired: May 29, 2019, 6:50 PM EDT
In force: 5 hr
Issued by: NWS Binghamton, NY
Flood severity: None

Counties Lackawanna County, PA, Luzerne County, PA, Pike County, PA, Wayne County, PA, Wyoming County, PA

The radar

The Binghamton radar (KBGM), 92 km from the middle of the area, began a volume at 07:29 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

Brookhaven, NY (KOKX), launched 00:00Z, 7.5 hours before the alert went out and 236 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: 18 J/kg
Mixed-layer CIN: -249 J/kg
Mixed-layer LCL: 682 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 388 m²/s²
0-3 km storm-relative helicity: 461 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood watch 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 flash flood watch went out at May 29, 2:07 AM EDT, 1 hour 22 minutes earlier.

Area forecast discussion, May 29, 2:07 AM EDT, 1 hour 22 minutes before

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Hazardous weather outlook, May 28, 9:48 PM EDT, 5 hours 41 minutes before

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In the hours before

Local storm report, May 28, 9:43 PM EDT, 5 hours 46 minutes before

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Local storm report, May 28, 10:35 PM EDT, 4 hours 54 minutes before

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Local storm report, May 28, 10:46 PM EDT, 4 hours 43 minutes before

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Local storm report, May 28, 10:58 PM EDT, 4 hours 31 minutes before

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Local storm report, May 28, 11:05 PM EDT, 4 hours 24 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
May 29, 3:27 PM EDT	Tornado Warning	BGM	Sullivan	33 min
May 28, 8:29 PM EDT	Special Weather Statement	BGM	Pike	46 min
May 29, 2:00 PM EDT	Special Weather Statement	BGM	Bradford	45 min
May 29, 2:06 PM EDT	Special Weather Statement	BGM	Luzerne	39 min
May 29, 2:32 PM EDT	Special Weather Statement	BGM	Bradford, Susquehanna	43 min
May 29, 2:41 PM EDT	Severe Thunderstorm Warning	BGM	Luzerne	49 min
May 29, 2:51 PM EDT	Severe Thunderstorm Warning	BGM	Lackawanna, Luzerne	24 min
May 29, 3:06 PM EDT	Areal Flood Advisory	BGM	Susquehanna	114 min
May 29, 3:19 PM EDT	Tornado Warning	BGM	Luzerne	26 min
May 29, 3:30 PM EDT	Tornado Warning	BGM	Wyoming	30 min
May 29, 3:32 PM EDT	Severe Thunderstorm Warning	BGM	Luzerne	33 min
May 29, 4:18 PM EDT	Severe Thunderstorm Warning	BGM	Lackawanna, Luzerne, Pike, Wayne	42 min
May 29, 4:24 PM EDT	Areal Flood Advisory	BGM	Luzerne	2 hr
May 29, 4:29 PM EDT	Areal Flood Advisory	BGM	Lackawanna	2 hr
May 29, 4:38 PM EDT	Tornado Warning	BGM	Luzerne	12 min
May 29, 4:48 PM EDT	Flash Flood Warning	BGM	Luzerne	61 min

Nearby

Flash Flood Watches in Pennsylvania, 2019 Every flash flood watch in 2019

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.