Alert archive / New York / Special Weather Statements in 2011

Special Weather Statement, NWS Buffalo, NY

August 7, 2011Wayne County, New York

NWS Buffalo, NY issued this special weather statement at Aug 7, 2011, 1:41 PM EDT for Wayne County, New York. It was in force for 49 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
Aug 7, 2011, 1:41 PM EDT (17:41 UTC)
Expired
Aug 7, 2011, 2:30 PM EDT
In force
49 min
Issued by
NWS Buffalo, NY

County Wayne County, NY

The radar

The Buffalo radar (KBUF), 110 km from the middle of the area, began a volume at 17:44 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

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 5.7 hours before the alert went out and 108 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 2011-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 309 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 2011-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 square meters per square second.1939587897Sfc1 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
309 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
826 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
104 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

175 
WWUS81 KBUF 071741
SPSBUF

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
141 PM EDT SUN AUG 7 2011

NYZ003-004-071830-
MONROE NY-WAYNE NY-
141 PM EDT SUN AUG 7 2011

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

* AT 136 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
STRONG THUNDERSTORM CAPABLE OF PRODUCING STRONG GUSTY WINDS UP TO 40 
MPH...AND HEAVY RAIN WITH RAINFALL RATE IN EXCESS OF AN INCH PER 
HOUR.  THIS STORM WAS LOCATED NEAR IRONDEQUOIT...AND MOVING EAST AT 
15 MPH.

* SOME LOCATIONS AFFECTED BY THE STRONG THUNDERSTORM MAY INCLUDE...
  IRONDEQUOIT...
  WEBSTER...


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

LAT...LON 4314 7765 4327 7766 4328 7762 4325 7757
      4324 7753 4325 7751 4329 7737 4330 7709
      4329 7706 4308 7705

$$

AR

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 7:52 AM EDTSpecial Weather StatementBUFChautauqua53 min
Aug 7, 12:21 PM EDTSpecial Marine WarningBUF54 min
Aug 7, 12:23 PM EDTSpecial Weather StatementBUFLivingston52 min
Aug 7, 12:50 PM EDTSpecial Weather StatementBUFLivingston55 min
Aug 7, 12:53 PM EDTSpecial Weather StatementBUFNiagara52 min
Aug 7, 1:50 PM EDTAreal Flood AdvisoryBUFErie, Niagara109 min
Aug 7, 2:34 PM EDTSevere Thunderstorm WarningBUFWayne41 min
Aug 7, 2:44 PM EDTAreal Flood AdvisoryBUFMonroe, Wayne104 min
Aug 7, 3:13 PM EDTTornado WarningBUFWayne32 min
Aug 7, 3:35 PM EDTTornado WarningBUFWayne25 min
Aug 7, 3:37 PM EDTSmall Craft AdvisoryBUF12 hr
Aug 7, 4:16 PM EDTAreal Flood AdvisoryBUFCayuga, Wayne76 min

Nearby

Special Weather Statements in New York, 2011Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.