Alert archive / New York / Special Weather Statements in 2012

Special Weather Statement, NWS Buffalo, NY

March 18, 2012Ontario County, Wayne County, New York

NWS Buffalo, NY issued this special weather statement at Mar 18, 2012, 5:13 PM EDT for Ontario County, Wayne County, New York. It was in force for 62 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
Mar 18, 2012, 5:13 PM EDT (21:13 UTC)
Expired
Mar 18, 2012, 6:15 PM EDT
In force
62 min
Issued by
NWS Buffalo, NY

Counties Ontario County, NY, Wayne County, NY

The radar

The Buffalo radar (KBUF), 130 km from the middle of the area, began a volume at 21:16 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

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 9.2 hours before the alert went out and 128 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, Buffalo Intl Airport, NY at 12:00Z on 2012-03-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 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, Buffalo Intl Airport, NY at 12:00Z on 2012-03-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 square meters per square second.1939Sfc1 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
13 J/kg
Mixed-layer CIN
-153 J/kg
Mixed-layer LCL
1349 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

458 
WWUS81 KBUF 182113
SPSBUF

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
513 PM EDT SUN MAR 18 2012

NYZ003-004-014-182215-
MONROE NY-ONTARIO NY-WAYNE NY-
513 PM EDT SUN MAR 18 2012

...LINE OF STRONG THUNDERSTORMS MOVING INTO THE AREA...

* AT 511 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF STRONG THUNDERSTORMS CAPABLE OF PRODUCING SMALL HAIL...
  STRONG GUSTY WINDS...AND VERY HEAVY RAIN.  THESE STORMS WERE
  LOCATED ALONG A LINE EXTENDING FROM FAIRPORT TO PALMYRA TO
  CANANDAIGUA...AND MOVING EAST AT 20 MPH.

* SOME LOCATIONS AFFECTED BY THE STRONG THUNDERSTORMS MAY INCLUDE...
  CANANDAIGUA...
  GENEVA...
  MARION...

THESE STORMS HAVE THE POTENTIAL TO BECOME SEVERE AND PRODUCE LARGE
HAIL AND/OR DAMAGING WINDS.

LAT...LON 4319 7751 4323 7688 4301 7686 4301 7696
      4287 7695 4285 7697 4281 7746

$$

TMA

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 17, 8:18 PM EDTDense Fog AdvisoryBUFNiagara12 hr
Mar 17, 8:20 PM EDTMarine Dense Fog AdvisoryBUF12 hr
Mar 18, 4:34 PM EDTSpecial Weather StatementBUFLivingston56 min
Mar 18, 4:53 PM EDTSpecial Weather StatementBUFCattaraugus67 min

Nearby

Special Weather Statements in New York, 2012Every special weather statement in 2012

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.