Alert archive / New York / Special Weather Statements in 2019

Special Weather Statement, NWS Buffalo, NY

July 30, 2019Oswego County, New York

NWS Buffalo, NY issued this special weather statement at Jul 30, 2019, 7:42 PM EDT for Oswego County, New York. It was in force for 33 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 30, 2019, 7:42 PM EDT (23:42 UTC)
Expired: Jul 30, 2019, 8:15 PM EDT
In force: 33 min
Issued by: NWS Buffalo, NY

County Oswego County, NY

The radar

The Ft Drum radar (KTYX), 60 km from the middle of the area, began a volume at 23:44 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, 11.7 hours before the alert went out and 181 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: 197 J/kg
Mixed-layer CIN: -103 J/kg
Mixed-layer LCL: 1331 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 49 m²/s²
0-3 km storm-relative helicity: 92 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 30, 7:42 PM EDT, 0 minutes earlier.

Area forecast discussion, Jul 30, 7:42 PM EDT, 0 minutes before

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Hazardous weather outlook, Jul 30, 2:59 PM EDT, 4 hours 43 minutes before

Hazardous Weather Outlook
National Weather Service Buffalo NY
259 PM EDT Tue Jul 30 2019

NYZ001>008-010>014-019>021-085-311900-
Niagara-Orleans-Monroe-Wayne-Northern Cayuga-Oswego-Jefferson-Lewis-
Northern Erie-Genesee-Wyoming-Livingston-Ontario-Chautauqua-
Cattaraugus-Allegany-Southern Erie-
259 PM EDT Tue Jul 30 2019

This Hazardous Weather Outlook is for western and north central New
York.

.DAY ONE...This afternoon and tonight.

Scattered thunderstorms may contain gusty winds and heavy downpours
through early this evening.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

This product, along with other watches, warnings, advisories, and
statements issued by the National Weather Service office in Buffalo
can be found on the internet at http://www.weather.gov/buf

LEZ020-040-041-LOZ030-042>045-062>065-SLZ022-024-311900-
Upper Niagara River and Buffalo Harbor-
Lake Erie nearshore waters from Ripley to Dunkirk-
Lake Erie nearshore waters from Dunkirk to Buffalo-
Lower Niagara River-
Lake Ontario nearshore waters from the Niagara River to Hamlin Beach-
Lake Ontario nearshore waters from Hamlin Beach to Sodus Bay-
Lake Ontario nearshore waters from Sodus Bay to Mexico Bay-
Lake Ontario nearshore waters from Mexico Bay to the Saint Lawrence
River-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
Lake Ontario open waters from Hamlin Beach to Sodus Bay-
Lake Ontario open waters from Sodus Bay to Mexico Bay-
Lake Ontario open waters from Mexico Bay to the Saint Lawrence River-
Saint Lawrence River from Cape Vincent to Ogdensburg-
Saint Lawrence River from Ogdensburg to Saint Regis-
259 PM EDT Tue Jul 30 2019

This Hazardous Weather Outlook is for the New York waters of Lake
Erie, Lake Ontario, and the Saint Lawrence River.

.DAY ONE...This afternoon and tonight.

Scattered thunderstorms may contain gusty winds and small hail along
with locally higher waves through this evening.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

This product, along with other watches, warnings, advisories, and
statements issued by the National Weather Service office in Buffalo
can be found on the internet at http://www.weather.gov/buf

Hitchcock

In the hours before

Local storm report, Jul 30, 2:56 PM EDT, 4 hours 46 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
256 PM EDT TUE JUL 30 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0211 PM     TSTM WND DMG     1 S GLENDALE            43.71N  75.42W
07/30/2019                   LEWIS              NY   LAW ENFORCEMENT

            TREE DOWN ON HOUSEVILLE RD

0220 PM     TSTM WND DMG     1 SSW SPERRYVILLE       43.76N  75.31W
07/30/2019                   LEWIS              NY   LAW ENFORCEMENT

            TREES DOWN ON ERIE CANAL RD

&&

EVENT NUMBER BUF1901413
EVENT NUMBER BUF1901414

SJW

Local storm report, Jul 30, 3:38 PM EDT, 4 hours 4 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
338 PM EDT TUE JUL 30 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0211 PM     TSTM WND DMG     1 S GLENDALE            43.71N  75.42W
07/30/2019                   LEWIS              NY   LAW ENFORCEMENT

            TREES AND WIRES DOWN BLOCKING DUNCAN RD NEAR HOUSEVILLE
            RD IN GLENFIELD

0214 PM     TSTM WND DMG     1 ENE OTTER CREEK       43.72N  75.35W
07/30/2019                   LEWIS              NY   LAW ENFORCEMENT

            TREE DOWN ON NORTONVILLE RD

0219 PM     TSTM WND DMG     2 WSW SPERRYVILLE       43.76N  75.34W
07/30/2019                   LEWIS              NY   LAW ENFORCEMENT

            TREE AND WIRES DOWN BLOCKING GEORGEHILL RD

&&

EVENT NUMBER BUF1901415
EVENT NUMBER BUF1901416
EVENT NUMBER BUF1901417

SJW

Special weather statement, Jul 30, 4:07 PM EDT, 3 hours 35 minutes before

Special Weather Statement
National Weather Service Buffalo NY
407 PM EDT Tue Jul 30 2019

NYZ013-302030-
Livingston-
407 PM EDT Tue Jul 30 2019

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL LIVINGSTON COUNTY...

At 407 PM EDT, a strong thunderstorm was located over Mount Morris,
or near Geneseo, moving northeast at 25 mph.

Winds in excess of 35 mph are possible with this storm.

Locations impacted include...
Geneseo, Letchworth State Park, Mount Morris, Conesus, Lima,
Groveland, Livonia, Sonyea, South Lima and Lakeville.

This includes Interstate 390 between exits 6 and 8.

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.

LAT...LON 4266 7793 4274 7793 4293 7760 4265 7762
TIME...MOT...LOC 2007Z 247DEG 23KT 4272 7787

RSH

Special weather statement, Jul 30, 5:13 PM EDT, 2 hours 29 minutes before

Special Weather Statement
National Weather Service Buffalo NY
513 PM EDT Tue Jul 30 2019

NYZ004-014-302145-
Ontario-Wayne-
513 PM EDT Tue Jul 30 2019

...A STRONG THUNDERSTORM WILL AFFECT SOUTH CENTRAL WAYNE AND
NORTHEASTERN ONTARIO COUNTIES...

At 512 PM EDT, a strong thunderstorm was located over Canandaigua,
moving northeast at 35 mph.

Winds in excess of 40 mph and pea size hail are possible with this
storm.

Locations impacted include...
Geneva, Canandaigua, Newark, Lyons, Victor, Clifton Springs, Clyde,
Phelps, Bloomfield, Farmington, Manchester, Shortsville, Seneca Lake
State Park, Port Gibson, Holcomb, Seneca Castle, Cheshire, Willow
Creek Estates, Cottage City and West Junius.

This includes Interstate 90 between exits 43 and 42.

LAT...LON 4295 7747 4315 7696 4302 7680 4302 7682
      4301 7696 4287 7696 4287 7698 4286 7698
      4276 7728
TIME...MOT...LOC 2111Z 242DEG 29KT 4289 7729

Welch

Local storm report, Jul 30, 6:26 PM EDT, 1 hour 16 minutes before

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Special weather statement, Jul 30, 7:42 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 29, 10:57 PM EDT	Special Marine Warning	BUF		33 min
Jul 29, 10:59 PM EDT	Special Weather Statement	BUF	Niagara	46 min
Jul 29, 11:36 PM EDT	Special Weather Statement	BUF	Orleans	39 min
Jul 30, 3:25 AM EDT	Special Marine Warning	BUF		65 min
Jul 30, 4:22 AM EDT	Special Weather Statement	BUF	Chautauqua	38 min
Jul 30, 4:29 AM EDT	Special Marine Warning	BUF		61 min
Jul 30, 4:53 AM EDT	Special Weather Statement	BUF	Chautauqua	37 min
Jul 30, 5:03 AM EDT	Special Weather Statement	BUF	Chautauqua	42 min
Jul 30, 11:49 AM EDT	Special Marine Warning	BUF		41 min
Jul 30, 12:49 PM EDT	Special Weather Statement	BUF	Oswego	41 min
Jul 30, 1:32 PM EDT	Special Weather Statement	BUF	Lewis, Oswego	43 min
Jul 30, 1:50 PM EDT	Severe Thunderstorm Warning	BUF	Lewis	55 min
Jul 30, 4:07 PM EDT	Special Weather Statement	BUF	Livingston	23 min
Jul 30, 4:29 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Monroe, Ontario	46 min
Jul 30, 5:13 PM EDT	Special Weather Statement	BUF	Ontario	32 min

Nearby

Special Weather Statements in New York, 2019 Every special weather statement 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.