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, 12:50 PM EDT for Livingston County, New York. It was in force for 55 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, 12:50 PM EDT (16:50 UTC)
- Expired
- Aug 7, 2011, 1:45 PM EDT
- In force
- 55 min
- Issued by
- NWS Buffalo, NY
County Livingston County, NY
The radar
The Buffalo radar (KBUF), 102 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, 4.8 hours before the alert went out and 99 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.
515
WWUS81 KBUF 071650
SPSBUF
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1250 PM EDT SUN AUG 7 2011
NYZ012>014-071745-
LIVINGSTON NY-ONTARIO NY-WYOMING NY-
1250 PM EDT SUN AUG 7 2011
...STRONG THUNDERSTORM MOVING INTO THE AREA...
* AT 1248 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CAPABLE OF PRODUCING SMALL HAIL...STRONG GUSTY
WINDS 30 TO 35 MPH...AND VERY HEAVY RAIN. THIS STORM WAS LOCATED
NEAR MOUNT MORRIS...AND MOVING EAST AT 20 MPH.
* SOME LOCATIONS AFFECTED BY THE STRONG THUNDERSTORM MAY INCLUDE...
GENESEO...
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 4259 7794 4274 7799 4293 7741 4273 7733
4271 7735 4267 7735 4266 7736 4259 7735
4259 7736
$$
ARThe 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, 12:53 PM EDT | Special Weather Statement | BUF | Niagara | 52 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.