Alert archive / New York / Special Weather Statements in 2012
Special Weather Statement, NWS Buffalo, NY
NWS Buffalo, NY issued this special weather statement at Sep 4, 2012, 5:39 PM EDT for Livingston County, New York. It was in force for 36 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
- Sep 4, 2012, 5:39 PM EDT (21:39 UTC)
- Expired
- Sep 4, 2012, 6:15 PM EDT
- In force
- 36 min
- Issued by
- NWS Buffalo, NY
County Livingston County, NY
The radar
The Buffalo radar (KBUF), 86 km from the middle of the area, began a volume at 21:41 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, 9.7 hours before the alert went out and 82 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
- 892 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 806 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
912
WWUS81 KBUF 042139
SPSBUF
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
539 PM EDT TUE SEP 4 2012
NYZ003-012>014-021-042215-
ALLEGANY NY-LIVINGSTON NY-MONROE NY-ONTARIO NY-WYOMING NY-
539 PM EDT TUE SEP 4 2012
...LINE OF HEAVY THUNDERSTORMS MOVING ACROSS THE GENESSE VALLEY...
* AT 537 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A LINE OF STRONG THUNDERSTORMS CAPABLE OF PRODUCING GUSTY
WINDS...AND VERY HEAVY RAIN. THESE STORMS WERE LOCATED ALONG A
LINE EXTENDING FROM LIMA TO MOUNT MORRIS TO PORTAGEVILLE...AND
MOVING EAST TO SOUTHEAST AT 25 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
LIVONIA...FILLMORE...SONYEA...NUNDA...HEMLOCK...CONESUS...
GROVELAND...HONEOYE...CANADICE...OSSIAN CENTER...DANSVILLE AND
SPRINGWATER.
THESE STORMS HAVE THE POTENTIAL TO PRODUCE VERY HEAVY RAIN...AND
COULD CAUSE LOCALIZED FLOODING OF ROADS AND POOR DRAINAGE AREAS.
LAT...LON 4249 7830 4299 7785 4299 7752 4258 7747
4257 7751 4257 7765 4253 7767 4253 7771
4248 7772 4244 7803
$$
SMITHThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 4, 12:32 PM EDT | Special Weather Statement | BUF | Monroe | 58 min |
| Sep 4, 1:44 PM EDT | Special Weather Statement | BUF | Wayne | 61 min |
| Sep 4, 3:20 PM EDT | Special Weather Statement | BUF | Genesee, Monroe, Niagara, Orleans, Wayne | 85 min |
| Sep 4, 3:33 PM EDT | Areal Flood Advisory | BUF | Wayne | 3 hr |
| Sep 4, 3:47 PM EDT | Areal Flood Advisory | BUF | Genesee, Monroe, Orleans | 3 hr |
| Sep 4, 4:34 PM EDT | Special Weather Statement | BUF | Erie | 26 min |
| Sep 4, 5:09 PM EDT | Special Weather Statement | BUF | Livingston, Wyoming | 21 min |
| Sep 4, 5:35 PM EDT | Special Weather Statement | BUF | Jefferson, Lewis, Oswego | 70 min |
| Sep 4, 5:43 PM EDT | Special Weather Statement | BUF | Allegany, Cattaraugus | 77 min |
| Sep 4, 6:26 PM EDT | Special Weather Statement | BUF | Livingston | 34 min |
| Sep 4, 6:33 PM EDT | Areal Flood Advisory | BUF | Jefferson, Lewis, Oswego | 3 hr |
| Sep 4, 7:05 PM EDT | Flash Flood Warning | BUF | Allegany | 90 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.