Alert archive / Pennsylvania / Flash Flood Warnings in 2023

Flash Flood Warning 12, NWS Binghamton, NY

July 12, 2023Bradford County, Pennsylvania

NWS Binghamton, NY issued this flash flood warning at Jul 12, 2023, 3:38 PM EDT for Bradford County, Pennsylvania. It was in force for 68 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 12, 2023, 3:38 PM EDT (19:38 UTC)
Expired
Jul 12, 2023, 4:46 PM EDT
In force
68 min
Issued by
NWS Binghamton, NY
Area
Storm-based polygon
Flood severity
None

County Bradford County, PA

The radar

The Binghamton radar (KBGM), 63 km from the middle of the area, began a volume at 19:38 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

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 7.6 hours before the alert went out and 220 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 12:00Z on 2023-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 12:00Z on 2023-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1201 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
126 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning 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 warning went out at Jul 12, 3:11 PM EDT, 27 minutes earlier.

Area forecast discussion, Jul 12, 3:11 PM EDT, 27 minutes before
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Hazardous weather outlook, Jul 12, 3:14 PM EDT, 24 minutes before
Hazardous Weather Outlook
National Weather Service Binghamton NY
314 PM EDT Wed Jul 12 2023

NYZ009-015>018-022>025-036-037-044>046-055>057-062-PAZ038>040-043-
044-047-048-072-131915-
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-
314 PM EDT Wed Jul 12 2023

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

.DAY ONE...This afternoon and tonight.

Some showers and thunderstorms through this evening may produce gusty
winds and heavy rainfall. Localized urban and poor drainage flooding
is possible in a few spots.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Several rounds of showers and thunderstorms are likely Thursday
afternoon and night with the potential to produce gusty winds and
heavy rainfall. Localized urban and poor drainage flooding is
possible in a few spots.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures. Please relay
any information about severe weather to the NWS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 11, 8:07 PM EDTSpecial Weather StatementBGMOneida38 min
Jul 11, 9:31 PM EDTSpecial Weather StatementBGMOneida14 min
Jul 12, 4:02 PM EDTSevere Thunderstorm WarningBGMBroome43 min
Jul 12, 4:11 PM EDTSpecial Weather StatementBGMTioga34 min
Jul 12, 4:21 PM EDTSevere Thunderstorm WarningBGMBroome, Tioga39 min
Jul 12, 4:26 PM EDTSpecial Weather StatementBGMOtsego34 min
Jul 12, 4:55 PM EDTSevere Thunderstorm WarningBGMBroome, Delaware50 min
Jul 12, 5:32 PM EDTSevere Thunderstorm WarningBGMDelaware43 min
Jul 12, 6:01 PM EDTSpecial Weather StatementBGMDelaware29 min
Jul 12, 3:40 PM EDTSevere Thunderstorm WarningBGMBradford, Lackawanna, Susquehanna, Wyoming50 min
Jul 12, 4:31 PM EDTSevere Thunderstorm WarningBGMLackawanna, Susquehanna, Wayne, Wyoming44 min

Nearby

Flash Flood Warnings in Pennsylvania, 2023Every flash flood warning in 2023

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.