Alert archive / New York / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 5, NWS New York, NY
NWS New York, NY issued this severe thunderstorm warning at May 29, 2012, 8:35 PM EDT for Greater Bridgeport Planning Region, Connecticut; Bronx County, Westchester County, New York. It was in force for 40 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
- May 29, 2012, 8:35 PM EDT (00:35 UTC)
- Expired
- May 29, 2012, 9:15 PM EDT
- In force
- 40 min
- Issued by
- NWS New York, NY
- Area
- Storm-based polygon
Counties Greater Bridgeport Planning Region, CT, Bronx County, NY, Westchester County, NY
The radar
The Brookhaven radar (KOKX), 71 km from the middle of the area, began a volume at 00:35 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 29, 5:54 PM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 00:00Z, 0.6 hours before the alert went out and 71 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
- 883 J/kg
- Mixed-layer CIN
- -156 J/kg
- Mixed-layer LCL
- 994 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 111 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
126
WUUS51 KOKX 300035
SVROKX
CTC001-NYC005-119-300115-
/O.NEW.KOKX.SV.W.0005.120530T0035Z-120530T0115Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
835 PM EDT TUE MAY 29 2012
THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHERN FAIRFIELD COUNTY IN SOUTHERN CONNECTICUT...
BRONX COUNTY IN SOUTHEAST NEW YORK...
SOUTHERN WESTCHESTER COUNTY IN SOUTHEAST NEW YORK...
* UNTIL 915 PM EDT...
* AT 831 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
CITY ISLAND...OR NEAR THROGS NECK BRIDGE...AND MOVING NORTHEAST AT
5 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
BRONXVILLE...NEW ROCHELLE...STAMFORD...RYE AND PORT CHESTER
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM TUESDAY
EVENING FOR SOUTHERN CONNECTICUT AND NORTHEAST NEW JERSEY AND
SOUTHEAST NEW YORK.
&&
LAT...LON 4089 7389 4112 7357 4103 7350 4099 7358
4101 7359 4099 7363 4099 7361 4097 7362
4099 7365 4094 7368 4090 7375 4085 7376
4083 7379 4084 7381 4082 7380 4081 7381
TIME...MOT...LOC 0035Z 229DEG 6KT 4087 7377
$$
NV1 follow-up statement
607
WWUS51 KOKX 300107
SVSOKX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
907 PM EDT TUE MAY 29 2012
CTC001-NYC005-119-300116-
/O.EXP.KOKX.SV.W.0005.000000T0000Z-120530T0115Z/
WESTCHESTER NY-BRONX NY-FAIRFIELD CT-
907 PM EDT TUE MAY 29 2012
...THE SEVERE THUNDERSTORM WARNING FOR EXTREME SOUTHERN FAIRFIELD...
BRONX AND SOUTHERN WESTCHESTER COUNTIES WILL EXPIRE AT 915 PM EDT...
THE WARNING WILL BE ALLOWED TO EXPIRE AS THE STORM HAS WEAKENED AND
MOVED EAST OF THE REGION.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM TUESDAY
EVENING FOR SOUTHERN CONNECTICUT AND NORTHEAST NEW JERSEY AND
SOUTHEAST NEW YORK.
LAT...LON 4089 7389 4112 7357 4103 7350 4099 7358
4101 7359 4099 7363 4099 7361 4097 7362
4099 7365 4094 7368 4090 7375 4085 7376
4083 7379 4084 7381 4082 7380 4081 7381
TIME...MOT...LOC 0106Z 229DEG 6KT 4090 7372
$$
NVThe office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 8:50 PM EDT | Areal Flood Advisory | OKX | Greater Bridgeport Planning Region | 85 min |
| May 29, 8:29 PM EDT | Special Marine Warning | OKX | 46 min | |
| May 29, 10:46 PM EDT | Small Craft Advisory for Hazardous Seas | OKX | 5 hr |
Nearby
Severe Thunderstorm Warnings in New York, 2012Severe Thunderstorm Warnings in Connecticut, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.