Alert archive / Connecticut / Tornado Warnings in 2009
Tornado Warning 2, NWS New York, NY
NWS New York, NY issued this tornado warning at May 24, 2009, 6:05 PM EDT for Greater Bridgeport Planning Region, Naugatuck Valley Planning Region, Connecticut. It was in force for 25 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 24, 2009, 6:05 PM EDT (22:05 UTC)
- Expired
- May 24, 2009, 6:30 PM EDT
- In force
- 25 min
- Issued by
- NWS New York, NY
- Area
- Storm-based polygon
Counties Greater Bridgeport Planning Region, CT, Naugatuck Valley Planning Region, CT
The radar
The Brookhaven radar (KOKX), 42 km from the middle of the area, began a volume at 22:08 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 24, 6:06 PM EDT | HAIL 0.88 | Orange, CT | NICKEL SIZE HAIL REPORTED BETWEEN CONNECTICUT ROUTE 121 AND BUTTERNUT COURT |
| May 24, 6:06 PM EDT | HAIL 0.88 | Shelton, CT | NICKEL SIZE HAIL |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 10.1 hours before the alert went out and 42 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
- 28 J/kg
- Mixed-layer CIN
- -132 J/kg
- Mixed-layer LCL
- 740 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 82 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS51 KOKX 242205
TOROKX
CTC001-009-242230-
/O.NEW.KOKX.TO.W.0002.090524T2205Z-090524T2230Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
605 PM EDT SUN MAY 24 2009
THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHERN NEW HAVEN COUNTY IN SOUTHERN CONNECTICUT...
FAIRFIELD COUNTY IN SOUTHERN CONNECTICUT...
* UNTIL 630 PM EDT...
* AT 605 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING A TORNADO ALONG A
LINE EXTENDING FROM DERBY TO STRATFORD...OR ALONG A LINE EXTENDING
FROM SHELTON TO MILFORD...MOVING SOUTHEAST AT 25 MPH.
* TORNADO PRODUCING STORMS WILL BE NEAR...
ORANGE AND MILFORD BY 615 PM...
NEW HAVEN BY 625 PM...
BRANFORD BY 630 PM...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
&&
LAT...LON 4126 7267 4124 7269 4126 7276 4123 7287
4125 7290 4129 7291 4126 7293 4120 7301
4119 7307 4117 7310 4115 7310 4114 7311
4121 7329 4145 7312
TIME...MOT...LOC 2206Z 299DEG 22KT 4133 7306 4125 7312
$$
MALOIT2 follow-up statements
000
WWUS51 KOKX 242219
SVSOKX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
619 PM EDT SUN MAY 24 2009
CTC001-242228-
/O.CAN.KOKX.TO.W.0002.000000T0000Z-090524T2230Z/
FAIRFIELD CT-
619 PM EDT SUN MAY 24 2009
...THE TORNADO WARNING FOR FAIRFIELD COUNTY IS CANCELLED...
THE STORM HAS EXITED THE COUNTY...THEREFORE THE WARNING FOR
FAIRFIELD COUNTY HAS BEEN CANCELLED.
LAT...LON 4126 7267 4124 7269 4126 7276 4123 7287
4125 7290 4129 7291 4126 7293 4120 7301
4119 7307 4116 7310 4123 7312 4131 7307
4134 7313 4139 7316 4145 7312
TIME...MOT...LOC 2218Z 297DEG 23KT 4134 7299 4126 7296
4122 7302
$$
CTC009-242230-
/O.CON.KOKX.TO.W.0002.000000T0000Z-090524T2230Z/
NEW HAVEN CT-
619 PM EDT SUN MAY 24 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM EDT FOR SOUTH
CENTRAL NEW HAVEN COUNTY...
AT 618 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF TORNADO PRODUCING STORMS. THESE TORNADO PRODUCING
STORMS WERE LOCATED ALONG A LINE EXTENDING FROM NEW HAVEN TO WEST
HAVEN TO WOODMONT...OR ALONG A LINE EXTENDING FROM NEW HAVEN TO
MILFORD...MOVING SOUTHEAST AT 25 MPH.
TORNADO PRODUCING STORMS WILL BE NEAR...
NEW HAVEN BY 625 PM...
EAST HAVEN AND BRANFORD BY 630 PM...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
&&
LAT...LON 4126 7267 4124 7269 4126 7276 4123 7287
4125 7290 4129 7291 4126 7293 4120 7301
4119 7307 4116 7310 4123 7312 4131 7307
4134 7313 4139 7316 4145 7312
TIME...MOT...LOC 2218Z 297DEG 23KT 4134 7299 4126 7296
4122 7302
$$
MALOIT000
WWUS51 KOKX 242228
SVSOKX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
628 PM EDT SUN MAY 24 2009
CTC009-242238-
/O.EXP.KOKX.TO.W.0002.000000T0000Z-090524T2230Z/
NEW HAVEN CT-
628 PM EDT SUN MAY 24 2009
...THE TORNADO WARNING FOR SOUTH CENTRAL NEW HAVEN COUNTY WILL EXPIRE
AT 630 PM EDT...
THE STORM HAS WEAKENED BELOW SEVERE LIMITS...AND IS MOVING
OFFSHORE...THEREFORE THE TORNADO WARNING WILL BE ALLOWED TO EXPIRE.
LAT...LON 4126 7267 4124 7269 4126 7276 4123 7287
4125 7290 4129 7291 4126 7293 4120 7301
4119 7307 4116 7310 4123 7312 4131 7307
4134 7313 4139 7316 4145 7312
TIME...MOT...LOC 2228Z 297DEG 23KT 4131 7291 4123 7288
4119 7294
$$
MALOITThe office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 7:04 AM EDT | Areal Flood Advisory | OKX | Greater Bridgeport Planning Region, Naugatuck Valley Planning Region | 86 min |
| May 24, 7:52 AM EDT | Flash Flood Warning | OKX | Naugatuck Valley Planning Region | 40 min |
| May 24, 3:35 PM EDT | Severe Thunderstorm Warning | OKX | Greater Bridgeport Planning Region, Naugatuck Valley Planning Region | 40 min |
| May 24, 4:20 PM EDT | Severe Thunderstorm Warning | OKX | Naugatuck Valley Planning Region | 40 min |
| May 24, 4:51 PM EDT | Tornado Warning | OKX | Naugatuck Valley Planning Region | 24 min |
| May 24, 5:03 PM EDT | Severe Thunderstorm Warning | OKX | Greater Bridgeport Planning Region | 42 min |
| May 24, 5:39 PM EDT | Severe Thunderstorm Warning | OKX | Greater Bridgeport Planning Region, Naugatuck Valley Planning Region | 51 min |
| May 24, 6:16 PM EDT | Severe Thunderstorm Warning | OKX | Southeastern Connecticut Planning Region | 44 min |
Nearby
Tornado Warnings in Connecticut, 2009Every tornado warning in 2009Tornadoes in 2009
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.