Alert archive / New York / Lakeshore Flood Warnings in 2019

Lakeshore Flood Warning 9, NWS Buffalo, NY

August 8, 20194 counties in New York

NWS Buffalo, NY issued this lakeshore flood warning at Aug 8, 2019, 4:33 AM EDT for 4 counties in New York. It took effect at Aug 8, 2019, 6:00 PM EDT. It was in force for 52 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
Aug 8, 2019, 4:33 AM EDT (08:33 UTC)
In effect from
Aug 8, 2019, 6:00 PM EDT
Expired
Aug 10, 2019, 9:55 PM EDT
In force
52 hr
Issued by
NWS Buffalo, NY

Counties Cayuga County, NY, Jefferson County, NY, Oswego County, NY, Wayne County, NY

The radar

The Ft Drum radar (KTYX), 75 km from the middle of the area, began a volume at 08:36 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, 8.6 hours before the alert went out and 227 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 00:00Z on 2019-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 202 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 00:00Z on 2019-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 184 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
202 J/kg
Mixed-layer CIN
-114 J/kg
Mixed-layer LCL
1215 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
184 m²/s²
0-3 km storm-relative helicity
219 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Buffalo, NY wrote its last area forecast discussion before this lakeshore flood warning went out at Aug 8, 4:27 AM EDT, 6 minutes earlier.

Area forecast discussion, Aug 8, 4:27 AM EDT, 6 minutes before
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Hazardous weather outlook, Aug 7, 10:43 PM EDT, 5 hours 50 minutes before
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 10:41 PM EDTBeach Hazards StatementBUFChautauqua, Erie22 hr
Aug 7, 10:42 PM EDTSmall Craft AdvisoryBUF71 hr
Aug 8, 10:16 AM EDTSpecial Marine WarningBUF59 min
Aug 8, 10:27 AM EDTSpecial Marine WarningBUF63 min
Aug 8, 10:35 AM EDTSevere Thunderstorm WarningBUFErie, Niagara40 min
Aug 8, 10:39 AM EDTSevere Thunderstorm WarningBUFCattaraugus, Chautauqua, Erie66 min
Aug 8, 10:48 AM EDTSevere Thunderstorm WarningBUFErie42 min
Aug 8, 10:58 AM EDTSpecial Marine WarningBUF62 min
Aug 8, 11:15 AM EDTSevere Thunderstorm WarningBUFErie, Genesee, Niagara, Orleans60 min
Aug 8, 11:39 AM EDTSpecial Weather StatementBUFCattaraugus36 min
Aug 8, 11:45 AM EDTSevere Thunderstorm WarningBUFCattaraugus, Erie, Wyoming36 min
Aug 8, 11:50 AM EDTSevere Thunderstorm WarningBUFGenesee, Livingston, Monroe, Orleans55 min
Aug 8, 11:58 AM EDTSpecial Marine WarningBUF62 min
Aug 8, 12:20 PM EDTSevere Thunderstorm WarningBUFLivingston, Monroe, Ontario, Wayne55 min
Aug 8, 12:24 PM EDTSpecial Weather StatementBUFAllegany, Livingston36 min
Aug 8, 12:30 PM EDTSpecial Marine WarningBUF60 min
Aug 8, 12:38 PM EDTSevere Thunderstorm WarningBUFLivingston, Ontario67 min
Aug 8, 12:53 PM EDTSevere Thunderstorm WarningBUFAllegany, Cattaraugus54 min
Aug 8, 1:04 PM EDTSpecial Marine WarningBUF86 min
Aug 8, 1:06 PM EDTSevere Thunderstorm WarningBUFCayuga, Ontario, Oswego, Wayne54 min
Aug 8, 1:50 PM EDTSevere Thunderstorm WarningBUFCayuga, Jefferson, Oswego70 min
Aug 8, 3:01 PM EDTSpecial Weather StatementBUFGenesee44 min
Aug 8, 4:23 PM EDTSpecial Weather StatementBUFErie37 min
Aug 8, 4:50 PM EDTSpecial Weather StatementBUFWayne40 min
Aug 8, 5:12 PM EDTSpecial Weather StatementBUFErie48 min

Nearby

Lakeshore Flood Warnings in New York, 2019Every lakeshore 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.