Alert archive / Connecticut / Special Weather Statements in 2012

Special Weather Statement, NWS New York, NY

July 7, 2012

NWS New York, NY issued this special weather statement at Jul 7, 2012, 6:53 PM EDT. It was in force for 67 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
Jul 7, 2012, 6:53 PM EDT (22:53 UTC)
Expired
Jul 7, 2012, 8:00 PM EDT
In force
67 min
Issued by
NWS New York, NY

The radar

The Brookhaven radar (KOKX), 57 km from the middle of the area, began a volume at 22:57 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

Brookhaven, NY (KOKX), launched 12:00Z, 10.9 hours before the alert went out and 57 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.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 12:00Z on 2012-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 335 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2012-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 104 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
335 J/kg
Mixed-layer CIN
-291 J/kg
Mixed-layer LCL
1325 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
104 m²/s²
0-3 km storm-relative helicity
164 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS New York, NY wrote its last area forecast discussion before this special weather statement went out at Jul 7, 4:50 PM EDT, 2 hours 3 minutes earlier.

Area forecast discussion, Jul 7, 4:50 PM EDT, 2 hours 3 minutes before
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Hazardous weather outlook, Jul 7, 4:00 PM EDT, 2 hours 53 minutes before
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In the hours before

Special weather statement, Jul 7, 1:29 PM EDT, 5 hours 24 minutes before
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Special weather statement, Jul 7, 3:34 PM EDT, 3 hours 19 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
334 PM EDT SAT JUL 7 2012

NYZ067-072015-
ORANGE-
334 PM EDT SAT JUL 7 2012

...STRONG THUNDERSTORM WILL IMPACT SOUTHERN ORANGE COUNTY...

AT 334 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 9 MILES SOUTHWEST OF HIGHLAND LAKE...OR 16 MILES
NORTHWEST OF MILFORD...AND MOVING SOUTHEAST AT 55 MPH.

GUSTY WINDS UP TO 50 MPH ARE EXPECTED WITH THIS STORM.

LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE
TO SAFE SHELTER IMMEDIATELY.

LAT...LON 4150 7475 4150 7467 4138 7414 4120 7435
      4135 7468 4138 7471 4140 7475 4142 7474
      4144 7476 4149 7476
Special weather statement, Jul 7, 6:53 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
653 PM EDT SAT JUL 7 2012

CTZ005>007-010-011-080000-
NORTHERN FAIRFIELD-NORTHERN MIDDLESEX-NORTHERN NEW HAVEN-SOUTHERN
MIDDLESEX-SOUTHERN NEW HAVEN-
653 PM EDT SAT JUL 7 2012

...STRONG THUNDERSTORM WILL IMPACT FAIRFIELD...MIDDLESEX AND NEW
HAVEN COUNTIES...

AT 648 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 6 MILES NORTHEAST OF DANBURY...AND MOVING EAST AT
50 MPH.

GUSTY WINDS UP TO 50 MPH ARE EXPECTED WITH THIS STORM.

LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE
TO SAFE SHELTER IMMEDIATELY.

LAT...LON 4157 7346 4150 7343 4152 7339 4148 7333
      4150 7333 4152 7316 4139 7239 4125 7247
      4126 7249 4125 7255 4127 7262 4124 7269
      4125 7273 4123 7276 4126 7278 4124 7290
      4128 7292 4124 7296 4142 7354 4158 7352

The office that day

Everything else NWS New York, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 7, 12:51 PM EDTSpecial Weather StatementOKXOrange, Rockland39 min
Jul 7, 1:29 PM EDTSpecial Weather StatementOKXRockland, Westchester46 min
Jul 7, 3:34 PM EDTSpecial Weather StatementOKXOrange41 min
Jul 7, 5:14 PM EDTSpecial Marine WarningOKX18 min
Jul 7, 6:45 PM EDTSpecial Marine WarningOKX60 min

Nearby

Special Weather Statements in Connecticut, 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.