Alert archive / New York / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 2, NWS New York, NY
NWS New York, NY issued this severe thunderstorm warning at May 26, 2012, 2:49 PM EDT for Rockland County, Westchester County, New York; Bergen County, New Jersey. It was in force for 41 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 26, 2012, 2:49 PM EDT (18:49 UTC)
- Expired
- May 26, 2012, 3:30 PM EDT
- In force
- 41 min
- Issued by
- NWS New York, NY
- Area
- Storm-based polygon
Counties Bergen County, NJ, Rockland County, NY, Westchester County, NY
The radar
The Brookhaven radar (KOKX), 86 km from the middle of the area, began a volume at 18:50 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 26, 2:58 PM EDT | TSTM WND DMG | Valley Cottage, NY | WIRES DOWN IN VALLEY COTTAGE. |
| May 26, 3:03 PM EDT | TSTM WND DMG | Blauvelt, NY | TREES AND WIRES DOWN IN BLAUVELT. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 26, 2:29 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 6.8 hours before the alert went out and 86 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
- 144 J/kg
- Mixed-layer CIN
- -138 J/kg
- Mixed-layer LCL
- 659 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
501
WUUS51 KOKX 261849
SVROKX
NJC003-NYC087-119-261930-
/O.NEW.KOKX.SV.W.0002.120526T1849Z-120526T1930Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
249 PM EDT SAT MAY 26 2012
THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WESTCHESTER COUNTY IN SOUTHEAST NEW YORK...
EASTERN BERGEN COUNTY IN NORTHEAST NEW JERSEY...
ROCKLAND COUNTY IN SOUTHEAST NEW YORK...
* UNTIL 330 PM EDT...
* AT 245 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
NYACK...AND MOVING SOUTHEAST AT 10 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO UPPER
NYACK...OSSINING...ORANGEBURG...TAPPAN...NORWOOD...NORTH
TARRYTOWN...TARRYTOWN...DOBBS FERRY...YONKERS...WHITE PLAINS...
SCARSDALE...NEW ROCHELLE...HAWTHORNE...HARRISON AND BRONXVILLE
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM SATURDAY
EVENING FOR SOUTHERN CONNECTICUT AND NORTHEAST NEW JERSEY AND
SOUTHEAST NEW YORK.
&&
LAT...LON 4121 7400 4111 7370 4109 7372 4102 7366
4088 7377 4105 7411
TIME...MOT...LOC 1849Z 299DEG 8KT 4108 7395
$$
DSW2 follow-up statements
900
WWUS51 KOKX 261908
SVSOKX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
308 PM EDT SAT MAY 26 2012
NJC003-NYC087-119-261930-
/O.CON.KOKX.SV.W.0002.000000T0000Z-120526T1930Z/
ROCKLAND NY-BERGEN NJ-WESTCHESTER NY-
308 PM EDT SAT MAY 26 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR WESTCHESTER...EAST CENTRAL BERGEN AND ROCKLAND COUNTIES...
AT 303 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR BLAUVELT...OR NEAR NYACK...MOVING SOUTHEAST AT 10 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM SATURDAY
EVENING FOR SOUTHERN CONNECTICUT AND NORTHEAST NEW JERSEY AND
SOUTHEAST NEW YORK.
&&
LAT...LON 4119 7396 4104 7368 4102 7366 4094 7372
4092 7373 4090 7375 4088 7376 4088 7378
4090 7383 4105 7410
TIME...MOT...LOC 1908Z 306DEG 8KT 4106 7394
$$
DSW844
WWUS51 KOKX 261930
SVSOKX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
330 PM EDT SAT MAY 26 2012
NJC003-NYC087-119-261940-
/O.EXP.KOKX.SV.W.0002.000000T0000Z-120526T1930Z/
ROCKLAND NY-BERGEN NJ-WESTCHESTER NY-
330 PM EDT SAT MAY 26 2012
...THE SEVERE THUNDERSTORM WARNING FOR WESTCHESTER...EAST CENTRAL
BERGEN AND ROCKLAND COUNTIES HAS EXPIRED...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM SATURDAY
EVENING FOR SOUTHERN CONNECTICUT AND NORTHEAST NEW JERSEY AND
SOUTHEAST NEW YORK.
LAT...LON 4119 7396 4104 7368 4102 7366 4094 7372
4092 7373 4090 7375 4088 7376 4088 7378
4090 7383 4105 7410
TIME...MOT...LOC 1908Z 306DEG 8KT 4106 7394
$$
DSWThe office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 12:45 AM EDT | Dense Fog Advisory | OKX | Nassau, Suffolk | 8 hr |
| May 26, 1:58 PM EDT | Special Weather Statement | OKX | Orange | 32 min |
| May 26, 2:19 PM EDT | Severe Thunderstorm Warning | OKX | Orange, Putnam | 41 min |
| May 26, 2:33 PM EDT | Special Weather Statement | OKX | Rockland | 42 min |
| May 26, 3:01 PM EDT | Special Weather Statement | OKX | Putnam | 59 min |
| May 26, 3:23 PM EDT | Areal Flood Advisory | OKX | Rockland, Westchester | 82 min |
| May 26, 3:33 PM EDT | Special Weather Statement | OKX | Westchester | 57 min |
| May 26, 3:55 PM EDT | Areal Flood Advisory | OKX | Rockland, Westchester | 95 min |
| May 26, 4:00 PM EDT | Severe Thunderstorm Warning | OKX | Rockland, Westchester | 47 min |
| May 26, 4:52 PM EDT | Areal Flood Advisory | OKX | Rockland, Westchester | 83 min |
Nearby
Severe Thunderstorm Warnings in New York, 2012Severe Thunderstorm Warnings in New Jersey, 2012Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.