Alert archive / New York / Special Weather Statements in 2011
Special Weather Statement, NWS Buffalo, NY
NWS Buffalo, NY issued this special weather statement at Aug 7, 2011, 12:53 PM EDT for Niagara County, New York. It was in force for 52 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, 12:53 PM EDT (16:53 UTC)
- Expired
- Aug 7, 2011, 1:45 PM EDT
- In force
- 52 min
- Issued by
- NWS Buffalo, NY
County Niagara County, NY
The radar
The Buffalo radar (KBUF), 23 km from the middle of the area, began a volume at 16:53 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, 4.9 hours before the alert went out and 26 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
237
WWUS81 KBUF 071653
SPSBUF
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1253 PM EDT SUN AUG 7 2011
NYZ001-010-071745-
ERIE NY-NIAGARA NY-
1253 PM EDT SUN AUG 7 2011
...THUNDERSTORMS TO BRING HEAVY RAIN TO SOME LOCATIONS THROUGH EARLY
AFTERNOON...
* AT 1249 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG THUNDERSTORMS DEVELOPING ACROSS NORTH
TONAWANDA...NIAGARA FALLS...LEWISTON...LOCKPORT...AND NEARBY
LOCATIONS. THIS HAS THE POTENTIAL TO PRODUCE RAINFALL RATES IN
EXCESS OF AN INCH AN HOUR.
THIS STORM HAS THE POTENTIAL TO PRODUCE VERY HEAVY RAIN...AND COULD
CAUSE LOCALIZED FLOODING OF ROADS AND POOR DRAINAGE AREAS.
LAT...LON 4310 7907 4312 7908 4314 7905 4318 7906
4325 7846 4297 7848 4296 7897 4300 7903
4302 7903 4306 7901 4308 7908
$$
APFFELThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 7:52 AM EDT | Special Weather Statement | BUF | Chautauqua | 53 min |
| Aug 7, 12:21 PM EDT | Special Marine Warning | BUF | 54 min | |
| Aug 7, 12:23 PM EDT | Special Weather Statement | BUF | Livingston | 52 min |
| Aug 7, 12:50 PM EDT | Special Weather Statement | BUF | Livingston | 55 min |
| Aug 7, 1:41 PM EDT | Special Weather Statement | BUF | Wayne | 49 min |
| Aug 7, 1:50 PM EDT | Areal Flood Advisory | BUF | Erie, Niagara | 109 min |
| Aug 7, 2:34 PM EDT | Severe Thunderstorm Warning | BUF | Wayne | 41 min |
| Aug 7, 2:44 PM EDT | Areal Flood Advisory | BUF | Monroe, Wayne | 104 min |
| Aug 7, 3:13 PM EDT | Tornado Warning | BUF | Wayne | 32 min |
| Aug 7, 3:35 PM EDT | Tornado Warning | BUF | Wayne | 25 min |
| Aug 7, 3:37 PM EDT | Small Craft Advisory | BUF | 12 hr | |
| Aug 7, 4:16 PM EDT | Areal Flood Advisory | BUF | Cayuga, Wayne | 76 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.