Alert archive / New York / Areal Flood Advisories in 2011

Areal Flood Advisory 65, NWS Buffalo, NY

September 11, 2011Niagara County, New York

NWS Buffalo, NY issued this areal flood advisory at Sep 11, 2011, 5:21 PM EDT for Niagara County, New York. It was in force for 114 min.

The area

The counties it named.

The facts

Issued: Sep 11, 2011, 5:21 PM EDT (21:21 UTC)
Expired: Sep 11, 2011, 7:15 PM EDT
In force: 114 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon

County Niagara County, NY

The radar

The Buffalo radar (KBUF), 25 km from the middle of the area, began a volume at 21:21 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.

What forecasters said that day

The local office's own words before this areal flood advisory 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 areal flood advisory went out at Sep 11, 3:48 PM EDT, 1 hour 33 minutes earlier.

Area forecast discussion, Sep 11, 3:48 PM EDT, 1 hour 33 minutes before

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Hazardous weather outlook, Sep 11, 5:58 AM EDT, 11 hours 23 minutes before

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In the hours before

Local storm report, Sep 11, 3:41 PM EDT, 1 hour 40 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
341 PM EDT SUN SEP 11 2011

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

0245 PM     HAIL             BRISTOL                 42.85N  77.43W
09/11/2011  M0.75 INCH       ONTARIO            NY   TRAINED SPOTTER

            DIME SIZE HAIL COVERING GROUND ONE INCH DEEP

&&

EVENT NUMBER BUF1100263

MPUKAJLO

Local storm report, Sep 11, 3:50 PM EDT, 1 hour 31 minutes before

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Local storm report, Sep 11, 4:01 PM EDT, 1 hour 20 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
401 PM EDT SUN SEP 11 2011

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

0210 PM     HAIL             LIVONIA                 42.82N  77.67W
09/11/2011  M0.75 INCH       LIVINGSTON         NY   TRAINED SPOTTER

&&

EVENT NUMBER BUF1100265

MPUKAJLO

Special weather statement, Sep 11, 4:28 PM EDT, 53 minutes before

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Special weather statement, Sep 11, 4:31 PM EDT, 50 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
431 PM EDT SUN SEP 11 2011

NYZ019-112130-
CHAUTAUQUA NY-
431 PM EDT SUN SEP 11 2011

...STRONG THUNDERSTORM MOVING INTO THE AREA...

* AT 426 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  STRONG THUNDERSTORM CAPABLE OF PRODUCING SMALL HAIL...STRONG GUSTY
  WINDS...AND VERY HEAVY RAIN.  THIS STORM WAS LOCATED OVER CENTRAL
  CHAUTAUQUA COUNTY...AND MOVING EAST AT 15 MPH.

* SOME LOCATIONS AFFECTED BY THE STRONG THUNDERSTORM MAY INCLUDE...
  STOCKTON...
  CASSADAGA...
  SINCLAIRVILLE...
  CHERRY CREEK...

THIS STORM HAS THE POTENTIAL TO BECOME SEVERE AND PRODUCE LARGE HAIL
AND/OR DAMAGING WINDS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE
INDOORS IMMEDIATELY!

THIS STORM HAS THE POTENTIAL TO PRODUCE VERY HEAVY RAIN...AND COULD
CAUSE LOCALIZED FLOODING OF ROADS AND POOR DRAINAGE AREAS.

LAT...LON 4242 7907 4226 7908 4222 7945 4230 7950

TMA

Special weather statement, Sep 11, 5:01 PM EDT, 20 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
501 PM EDT SUN SEP 11 2011

NYZ085-112200-
ERIE NY-
501 PM EDT SUN SEP 11 2011

...STRONG THUNDERSTORM MOVING INTO THE AREA...

* AT 458 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  STRONG THUNDERSTORM CAPABLE OF PRODUCING SMALL HAIL...STRONG GUSTY
  WINDS...AND VERY HEAVY RAIN.  THIS STORM WAS LOCATED 6 MILES WEST
  OF SPRINGVILLE...AND MOVING NORTHEAST AT 15 MPH.

* SOME LOCATIONS AFFECTED BY THE STRONG THUNDERSTORM MAY INCLUDE...
  SPRINGVILLE...
  EAST CONCORD...
  HOLLAND...

THIS STORM HAS THE POTENTIAL TO BECOME SEVERE AND PRODUCE LARGE HAIL
AND/OR DAMAGING WINDS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE
INDOORS IMMEDIATELY!

THIS STORM HAS THE POTENTIAL TO PRODUCE VERY HEAVY RAIN...AND COULD
CAUSE LOCALIZED FLOODING OF ROADS AND POOR DRAINAGE AREAS.

LAT...LON 4270 7847 4254 7847 4246 7884 4253 7887

TMA

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 11, 12:34 PM EDT	Special Weather Statement	BUF	Erie	56 min
Sep 11, 12:40 PM EDT	Flash Flood Warning	BUF	Cattaraugus, Chautauqua, Erie	3 hr
Sep 11, 12:43 PM EDT	Special Weather Statement	BUF	Genesee	62 min
Sep 11, 12:46 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Livingston, Monroe, Wyoming	44 min
Sep 11, 1:33 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Wyoming	42 min
Sep 11, 1:34 PM EDT	Flash Flood Warning	BUF	Livingston, Wyoming	3 hr
Sep 11, 1:55 PM EDT	Severe Thunderstorm Warning	BUF	Ontario	50 min
Sep 11, 2:04 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Wyoming	41 min
Sep 11, 2:17 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Livingston, Ontario, Wyoming	43 min
Sep 11, 2:46 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Monroe, Ontario	44 min
Sep 11, 4:31 PM EDT	Special Weather Statement	BUF	Chautauqua	59 min
Sep 11, 5:01 PM EDT	Special Weather Statement	BUF	Erie	59 min

Nearby

Areal Flood Advisories in New York, 2011 Every areal flood advisory in 2011

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.