Alert archive / New York / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 68, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Sep 21, 2014, 4:08 PM EDT for Jefferson County, Lewis County, Oswego 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
- Sep 21, 2014, 4:08 PM EDT (20:08 UTC)
- Expired
- Sep 21, 2014, 5:00 PM EDT
- In force
- 52 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
Counties Jefferson County, NY, Lewis County, NY, Oswego County, NY
The radar
The Ft Drum radar (KTYX), 11 km from the middle of the area, began a volume at 20:10 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
Albany, NY (KALY), launched 12:00Z, 8.1 hours before the alert went out and 198 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1130 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 200 m²/s²
- 0-3 km storm-relative helicity
- 241 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
401 WUUS51 KBUF 212008 SVRBUF NYC045-049-075-212100- /O.NEW.KBUF.SV.W.0068.140921T2008Z-140921T2100Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BUFFALO NY 408 PM EDT SUN SEP 21 2014 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEASTERN JEFFERSON COUNTY IN CENTRAL NEW YORK WESTERN LEWIS COUNTY IN CENTRAL NEW YORK NORTHEASTERN OSWEGO COUNTY IN CENTRAL NEW YORK THIS ALSO INCLUDES INTERSTATE 81 BETWEEN EXITS 42 AND 43. * UNTIL 500 PM EDT * AT 404 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 6 MILES SOUTHEAST OF ADAMS...OR 17 MILES SOUTH OF WATERTOWN...AND MOVING EAST AT 35 MPH. * SOME LOCATIONS IN THE WARNING INCLUDE... BARNES CORNERS... LOWVILLE... PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS IS A DANGEROUS STORM. IF YOU ARE IN THE PATH...PREPARE IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. && LAT...LON 4412 7549 4360 7534 4356 7607 4388 7603 TIME...MOT...LOC 2008Z 252DEG 28KT 4374 7593 $$ APFFEL
3 follow-up statements
320
WWUS51 KBUF 212033
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
433 PM EDT SUN SEP 21 2014
NYC045-049-075-212100-
/O.CON.KBUF.SV.W.0068.000000T0000Z-140921T2100Z/
LEWIS NY-OSWEGO NY-JEFFERSON NY-
433 PM EDT SUN SEP 21 2014
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR SOUTHEASTERN JEFFERSON...NORTHEASTERN OSWEGO AND WESTERN LEWIS
COUNTIES...
AT 427 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS LINE EXTENDED FROM NEAR
SALMON RIVER RESERVOIR...ACROSS THE TUG HILL...TO CARTHAGE. SEGMENTS
OF THIS LINE CONTAIN WIND GUSTS IN EXCESS OF 60 MPH...WITH THE LINE
MOVING EAST AT 30 MPH.
SOME LOCATIONS IN THE WARNING INCLUDE...
HARRISBURG...
CASTORLAND...
NEW BREMEN...
BEAVER FALLS...
LOWVILLE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
RADAR INDICATED THAT HEAVY RAIN...SMALL HAIL...AND GUSTY WINDS WERE
STILL POSSIBLE FROM THE THUNDERSTORM.
&&
LAT...LON 4367 7596 4399 7575 4412 7549 4360 7534
4357 7597
TIME...MOT...LOC 2030Z 252DEG 28KT 4379 7570
$$
APFFEL482
WWUS51 KBUF 212046
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
446 PM EDT SUN SEP 21 2014
NYC045-049-075-212100-
/O.CON.KBUF.SV.W.0068.000000T0000Z-140921T2100Z/
LEWIS NY-OSWEGO NY-JEFFERSON NY-
446 PM EDT SUN SEP 21 2014
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR SOUTHEASTERN JEFFERSON...EXTREME NORTHEASTERN OSWEGO AND WESTERN
LEWIS COUNTIES...
AT 438 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS
IN EXCESS OF 60 MPH. THIS LINE WAS ACROSS THE TUG HILL EXTENDING
FROM NEAR REDFIELD...TO COPENHAGEN...TO CARTHAGE. THERE ARE SEGMENTS
OF THIS LINE BOWING OUT WITH WIND GUSTS TO 60 MPH. THE LINE IS
MOVING EAST AT 30 MPH.
SOME LOCATIONS IN THE WARNING INCLUDE...
LOWVILLE...
NEW BREMEN...
BEAVER FALLS...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
RADAR INDICATED THAT HEAVY RAIN...SMALL HAIL...AND GUSTY WINDS WERE
STILL POSSIBLE FROM THE THUNDERSTORM.
&&
LAT...LON 4369 7582 4398 7564 4412 7549 4378 7539
4359 7554 4358 7583
TIME...MOT...LOC 2044Z 252DEG 28KT 4382 7555
$$
APFFEL015
WWUS51 KBUF 212058
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
458 PM EDT SUN SEP 21 2014
NYC045-049-075-212107-
/O.EXP.KBUF.SV.W.0068.000000T0000Z-140921T2100Z/
LEWIS NY-OSWEGO NY-JEFFERSON NY-
458 PM EDT SUN SEP 21 2014
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN JEFFERSON...
EXTREME NORTHEASTERN OSWEGO AND WESTERN LEWIS COUNTIES WILL EXPIRE AT
500 PM EDT...
AT 457 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING HAD WEAKENED AND WAS NO LONGER
SEVERE...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.
LAT...LON 4369 7582 4398 7564 4412 7549 4378 7539
4359 7554 4358 7583
TIME...MOT...LOC 2057Z 252DEG 28KT 4383 7541
$$
APFFELThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 21, 4:15 AM EDT | Small Craft Advisory | BUF | 48 hr | |
| Sep 21, 4:01 PM EDT | Special Weather Statement | BUF | Lewis, Oswego | 44 min |
Nearby
Severe Thunderstorm Warnings in New York, 2014Every severe thunderstorm warning in 2014
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.