Alert archive / New York / Special Weather Statements in 2017

Special Weather Statement, NWS Buffalo, NY

September 14, 2017Allegany County, Cattaraugus County, New York

NWS Buffalo, NY issued this special weather statement at Sep 14, 2017, 5:42 AM EDT for Allegany County, Cattaraugus County, New York. It was in force for 78 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
Sep 14, 2017, 5:42 AM EDT (09:42 UTC)
Expired
Sep 14, 2017, 7:00 AM EDT
In force
78 min
Issued by
NWS Buffalo, NY

Counties Allegany County, NY, Cattaraugus County, NY

The radar

The Buffalo radar (KBUF), 70 km from the middle of the area, began a volume at 09:45 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 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 Sep 14, 4:37 AM EDT, 1 hour 5 minutes earlier.

Area forecast discussion, Sep 14, 4:37 AM EDT, 1 hour 5 minutes before
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Hazardous weather outlook, Sep 14, 4:25 AM EDT, 1 hour 17 minutes before
Hazardous Weather Outlook
National Weather Service Buffalo NY
425 AM EDT Thu Sep 14 2017

NYZ003-004-012>014-019>021-150900-
Monroe-Wayne-Wyoming-Livingston-Ontario-Chautauqua-Cattaraugus-
Allegany-
425 AM EDT Thu Sep 14 2017

This Hazardous Weather Outlook is for portions of western New York.

.DAY ONE...Today and Tonight.

Localized flash flooding is possible today. Scattered thunderstorms
will be very slow moving, potentially producing very heavy rainfall
in a few locations.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

The probability for widespread hazardous weather is low.

.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

NYZ001-002-005>008-010-011-085-150900-
Niagara-Orleans-Northern Cayuga-Oswego-Jefferson-Lewis-Northern Erie-
Genesee-Southern Erie-
425 AM EDT Thu Sep 14 2017

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

.DAY ONE...Today and Tonight.

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

The probability for widespread hazardous weather is low.

.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-SLZ022-024-150900-
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-
425 AM EDT Thu Sep 14 2017

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

.DAY ONE...Today and Tonight.

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

The probability for widespread hazardous weather is low.

.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

Apffel

In the hours before

Special weather statement, Sep 14, 3:35 AM EDT, 2 hours 7 minutes before
Special Weather Statement
National Weather Service Buffalo NY
335 AM EDT THU SEP 14 2017

NYZ019-020-140815-
Chautauqua-Cattaraugus-
335 AM EDT THU SEP 14 2017

...A STRONG THUNDERSTORM WILL BRING VERY HEAVY RAIN TO WESTERN
CATTARAUGUS AND SOUTHEASTERN CHAUTAUQUA COUNTIES...

At 332 AM EDT, a cluster of thunderstorms was located near
Sinclairville and Randolph. This storm will bring torrential
rainfall with between 1 and 2 inches of rain possible through 430
AM.

Locations impacted include...
Jamestown, Falconer, New Albion, Gerry, Dayton, Conewango, Ellington,
Leon, Randolph and Napoli.

This includes Interstate 86 between exits 11 and 16.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

LAT...LON 4211 7929 4242 7930 4243 7881 4212 7879
TIME...MOT...LOC 0732Z 169DEG 6KT 4228 7910

Apffel
Local storm report, Sep 14, 4:52 AM EDT, 50 minutes before
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Local storm report, Sep 14, 5:29 AM EDT, 13 minutes before
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Special weather statement, Sep 14, 5:42 AM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Sep 14, 3:35 AM EDTSpecial Weather StatementBUFChautauqua40 min
Sep 14, 3:45 AM EDTFlash Flood WarningBUFCattaraugus, Chautauqua3 hr

Nearby

Special Weather Statements in New York, 2017Every special weather statement in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.