Alert archive / New York / Flash Flood Warnings in 2019

Flash Flood Warning 15, NWS Binghamton, NY

July 17, 2019Broome County, New York; Susquehanna County, Pennsylvania

NWS Binghamton, NY issued this flash flood warning at Jul 17, 2019, 4:53 PM EDT for Broome County, New York; Susquehanna County, Pennsylvania. It was in force for 3 hr. 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 17, 2019, 4:53 PM EDT (20:53 UTC)
Expired
Jul 17, 2019, 7:45 PM EDT
In force
3 hr
Issued by
NWS Binghamton, NY
Area
Storm-based polygon
Flood severity
None

Counties Broome County, NY, Susquehanna County, PA

The radar

The Binghamton radar (KBGM), 27 km from the middle of the area, began a volume at 20:53 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 12:00Z, 8.9 hours before the alert went out and 180 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, Albany, NY at 12:00Z on 2019-07-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 90 joules per kilogram.LCLLFCEL10008507005003002001001 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, Albany, NY at 12:00Z on 2019-07-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 square meters per square second.193958Sfc1 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
90 J/kg
Mixed-layer CIN
-88 J/kg
Mixed-layer LCL
828 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
29 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

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 17, 4:11 PM EDT, 42 minutes earlier.

Area forecast discussion, Jul 17, 4:11 PM EDT, 42 minutes before
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Hazardous weather outlook, Jul 17, 3:50 PM EDT, 1 hour 3 minutes before
Hazardous Weather Outlook
National Weather Service Binghamton NY
350 PM EDT Wed Jul 17 2019

NYZ009-015>018-022-023-025-036-037-044-182000-
Northern Oneida-Yates-Seneca-Southern Cayuga-Onondaga-Steuben-
Schuyler-Tompkins-Madison-Southern Oneida-Cortland-
350 PM EDT Wed Jul 17 2019

...FLASH FLOOD WATCH IN EFFECT UNTIL 8 PM EDT THIS EVENING...

This Hazardous Weather Outlook is for central New York.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flash Flood Watch.

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

There is a potential for excessive heat on both Friday and Saturday.
The heat index each afternoon in the valleys may reach between 100
and 105 degrees.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

NYZ024-045-046-055>057-062-PAZ038>040-043-048-072-182000-
Chemung-Chenango-Otsego-Tioga-Broome-Delaware-Sullivan-Bradford-
Susquehanna-Northern Wayne-Wyoming-Pike-Southern Wayne-
350 PM EDT Wed Jul 17 2019

...FLASH FLOOD WATCH IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...
...SEVERE THUNDERSTORM WATCH 516 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

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

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flash Flood Watch.
   Severe Thunderstorm Watch.

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

There is a potential for excessive heat on both Friday and Saturday.
The heat index each afternoon in the valleys may reach between 100
and 105 degrees. Hot and humid conditions may even linger into
Sunday with the heat index still reaching 95 to 100 degrees.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

PAZ044-047-182000-
Lackawanna-Luzerne-
350 PM EDT Wed Jul 17 2019

...FLASH FLOOD WATCH IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...
...SEVERE THUNDERSTORM WATCH 516 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
...EXCESSIVE HEAT WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH
SATURDAY EVENING...

This Hazardous Weather Outlook is for northeast Pennsylvania.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flash Flood Watch.
   Severe Thunderstorm Watch.

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

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Excessive Heat Watch.

There is a potential for excessive heat on both Friday and Saturday.
The heat index each afternoon in the valleys may reach between 103
and 108 degrees. Hot and humid conditions may even linger into
Sunday with the heat index still reaching 95 to 102 degrees.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

In the hours before

Special weather statement, Jul 17, 3:36 PM EDT, 1 hour 17 minutes before
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Special weather statement, Jul 17, 3:37 PM EDT, 1 hour 16 minutes before
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Special weather statement, Jul 17, 3:44 PM EDT, 1 hour 9 minutes before
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      <h1 id="headline">This service is currently unavailable.</h1>
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Special weather statement, Jul 17, 3:55 PM EDT, 58 minutes before
Special Weather Statement
National Weather Service Binghamton NY
355 PM EDT Wed Jul 17 2019

PAZ038-039-172030-
Susquehanna PA-Bradford PA-
355 PM EDT Wed Jul 17 2019

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT...WESTERN SUSQUEHANNA
AND NORTHEASTERN BRADFORD COUNTIES UNTIL 430 PM EDT...

At 354 PM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Burlington to near Rush. Movement was
northeast at 30 mph.

Winds in excess of 40 mph will be possible with these storms.

Locations impacted include...
Sayre, Rush, Athens, Towanda, Wysox, Montrose, Dimock, Sheshequin,
Ulster and Litchfield.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Heavy rainfall is also occurring with these storms, and may lead to
minor flooding. Do not drive your vehicle through flooded roadways.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
central New York...and northeastern Pennsylvania.

LAT...LON 4200 7652 4188 7563 4168 7598 4176 7669
TIME...MOT...LOC 1954Z 227DEG 27KT 4180 7658 4174 7607

JRK
Special weather statement, Jul 17, 4:37 PM EDT, 16 minutes before
Special Weather Statement
National Weather Service Binghamton NY
437 PM EDT Wed Jul 17 2019

NYZ062-PAZ048-172100-
Sullivan NY-Pike PA-
437 PM EDT Wed Jul 17 2019

...STRONG THUNDERSTORM WILL AFFECT...SOUTHEASTERN SULLIVAN AND
NORTHEASTERN PIKE COUNTIES UNTIL 500 PM EDT...

At 436 PM EDT, Doppler radar was tracking a strong thunderstorm over
Highland Lake, or 11 miles northwest of Port Jervis, moving northeast
at 20 mph.

Winds in excess of 40 mph will be possible with this storm.

Heavy rainfall is also occurring with this storm, and may lead to
minor flooding. Do not drive your vehicle through flooded roadways.

Locations impacted include...
Monticello, Lackawaxen, South Fallsburg, Shohola, Wurtsboro,
Woodridge, Bloomingburg, Haven, Phillipsport and Oakland.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

This storm 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.

Persons in campgrounds should consider seeking sturdy shelter until
this storm passes.

&&

A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
central New York...and northeastern Pennsylvania.

LAT...LON 4157 7442 4151 7447 4150 7451 4149 7476
      4147 7475 4144 7476 4142 7474 4135 7496
      4146 7510 4168 7479 4171 7452 4165 7440
      4159 7436
TIME...MOT...LOC 2036Z 231DEG 19KT 4151 7483

JRK
Special weather statement, Jul 17, 4:42 PM EDT, 11 minutes before
Special Weather Statement
National Weather Service Binghamton NY
442 PM EDT Wed Jul 17 2019

PAZ047-172115-
Luzerne PA-
442 PM EDT Wed Jul 17 2019

...STRONG THUNDERSTORM WILL AFFECT...SOUTHEASTERN LUZERNE COUNTY
UNTIL 515 PM EDT...

At 441 PM EDT, Doppler radar was tracking a strong thunderstorm over
White Haven, or 10 miles northeast of Hazleton, moving northeast at
20 mph.

Winds in excess of 40 mph will be possible with this storm.

Heavy rainfall is also occurring with this storm, and may lead to
minor flooding. Do not drive your vehicle through flooded roadways.

Locations impacted include...
Freeland, Bear Creek, White Haven, Penn Lake Park, Bear Creek
Village, Woodside-Drifton, Stoddartsville and Tunnel.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

This storm 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.

&&

A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
northeastern Pennsylvania.

LAT...LON 4097 7586 4104 7593 4118 7579 4127 7567
      4126 7566 4118 7564 4116 7560 4112 7563
      4112 7565 4113 7567 4113 7570 4109 7577
      4105 7577 4101 7573
TIME...MOT...LOC 2041Z 231DEG 18KT 4105 7582

JRK

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 17, 10:27 AM EDTFlash Flood WatchBGMBroome, Cayuga, Chemung, Chenango, Cortland, Delaware and 11 more12 hr
Jul 17, 10:36 AM EDTAreal Flood AdvisoryBGMOneida5 hr
Jul 17, 12:39 PM EDTAreal Flood AdvisoryBGMMadison, Oneida, Onondaga3 hr
Jul 17, 1:18 PM EDTSpecial Weather StatementBGMDelaware42 min
Jul 17, 1:55 PM EDTSpecial Weather StatementBGMSullivan50 min
Jul 17, 2:05 PM EDTSpecial Weather StatementBGMDelaware40 min
Jul 17, 2:10 PM EDTAreal Flood AdvisoryBGMDelaware, Otsego110 min
Jul 17, 2:18 PM EDTSpecial Weather StatementBGMBroome42 min
Jul 17, 3:36 PM EDTSpecial Weather StatementBGMBroome39 min
Jul 17, 3:37 PM EDTSpecial Weather StatementBGMChemung38 min
Jul 17, 3:43 PM EDTExcessive Heat WatchBGMBroome, Cayuga, Chemung, Chenango, Cortland, Delaware and 11 more23 hr
Jul 17, 4:00 PM EDTAreal Flood AdvisoryBGMBroome, Tioga3 hr
Jul 17, 4:37 PM EDTSpecial Weather StatementBGMSullivan23 min
Jul 17, 4:41 PM EDTAreal Flood AdvisoryBGMSchuyler, Seneca, Steuben, Tompkins, Yates2 hr
Jul 17, 5:11 PM EDTAreal Flood AdvisoryBGMSullivan3 hr
Jul 17, 5:32 PM EDTAreal Flood AdvisoryBGMChenango, Delaware, Otsego, Sullivan2 hr
Jul 17, 6:36 PM EDTFlash Flood WarningBGMSullivan3 hr
Jul 17, 6:45 PM EDTAreal Flood AdvisoryBGMSteuben, Yates2 hr
Jul 17, 7:19 PM EDTSpecial Weather StatementBGMSullivan56 min
Jul 17, 7:45 PM EDTAreal Flood AdvisoryBGMBroome2 hr
Jul 16, 9:03 PM EDTAreal Flood AdvisoryBGMBradford117 min
Jul 17, 1:36 PM EDTSpecial Weather StatementBGMPike24 min
Jul 17, 2:15 PM EDTSpecial Weather StatementBGMPike15 min
Jul 17, 2:58 PM EDTSpecial Weather StatementBGMLuzerne47 min
Jul 17, 3:05 PM EDTSpecial Weather StatementBGMBradford40 min
Jul 17, 3:07 PM EDTSpecial Weather StatementBGMPike8 min
Jul 17, 3:21 PM EDTSpecial Weather StatementBGMWayne39 min
Jul 17, 3:44 PM EDTSpecial Weather StatementBGMWayne31 min
Jul 17, 3:55 PM EDTSpecial Weather StatementBGMBradford, Susquehanna35 min
Jul 17, 4:42 PM EDTSpecial Weather StatementBGMLuzerne33 min
Jul 17, 5:09 PM EDTSpecial Weather StatementBGMLuzerne36 min
Jul 17, 6:07 PM EDTSpecial Weather StatementBGMWayne23 min
Jul 17, 7:00 PM EDTSpecial Weather StatementBGMBradford60 min

Nearby

Flash Flood Warnings in New York, 2019Flash Flood Warnings in Pennsylvania, 2019Every flash flood warning 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.