Alert archive / New York / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 72, NWS Buffalo, NY

July 9, 2007Oswego County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 9, 2007, 3:15 AM EDT for Oswego County, New York. It was in force for 30 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 9, 2007, 3:15 AM EDT (07:15 UTC)
Expired
Jul 9, 2007, 3:45 AM EDT
In force
30 min
Issued by
NWS Buffalo, NY
Area
Counties, with a storm outline in the text

County Oswego County, NY

The radar

The Ft Drum radar (KTYX), 52 km from the middle of the area, began a volume at 07:15 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 00:00Z, 7.3 hours before the alert went out and 190 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, Albany, NY at 00:00Z on 2007-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1204 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, Albany, NY at 00:00Z on 2007-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 square meters per square second.19395878Sfc1 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
1204 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
1212 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
152 m²/s²
Significant tornado parameter
0.5
Supercell composite
4.3

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KBUF 090715
SVRBUF
NYC075-090745-
/O.NEW.KBUF.SV.W.0072.070709T0715Z-070709T0745Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
315 AM EDT MON JUL 9 2007

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN OSWEGO COUNTY IN CENTRAL NEW YORK

* UNTIL 345 AM EDT

* AT 310 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS 
  WERE LOCATED ALONG A LINE EXTENDING FROM 23 MILES NORTHWEST OF 
  CAMDEN TO 8 MILES NORTH OF CICERO...AND MOVING EAST AT 50 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  REDFIELD BY 320 AM EDT...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THESE STORMS. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

LAT...LON 4330 7590 4324 7590 4320 7592 4324 7609
      4325 7612 4329 7613 4335 7610 4365 7601
      4365 7580

$$

RSH
2 follow-up statements
000 
WWUS51 KBUF 090733
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
333 AM EDT MON JUL 9 2007

NYC075-090745-
/O.CON.KBUF.SV.W.0072.000000T0000Z-070709T0745Z/
OSWEGO NY-
333 AM EDT MON JUL 9 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 AM EDT
FOR OSWEGO COUNTY...

AT 330 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM REDFIELD TO CONSTANTIA...
MOVING EAST AT 40 MPH.

LAT...LON 4334 7589 4324 7590 4320 7592 4324 7609
      4325 7612 4329 7613 4335 7610 4365 7601
      4365 7580

$$

RSH
000 
WWUS51 KBUF 090742
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
342 AM EDT MON JUL 9 2007

NYC075-090752-
/O.EXP.KBUF.SV.W.0072.000000T0000Z-070709T0745Z/
OSWEGO NY-
342 AM EDT MON JUL 9 2007

...THE SEVERE THUNDERSTORM WARNING FOR OSWEGO COUNTY EXPIRES AT 345
AM EDT...

RADAR INDICATED THAT HEAVY RAIN...SMALL HAIL...AND GUSTY WINDS WERE
STILL POSSIBLE FROM THE THUNDERSTORM.

LAT...LON 4334 7589 4324 7590 4320 7592 4324 7609
      4325 7612 4329 7613 4335 7610 4365 7601
      4365 7580

$$

RSH

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 11:51 PM EDTSpecial Marine WarningBUF84 min
Jul 9, 1:52 AM EDTSpecial Marine WarningBUF53 min
Jul 9, 2:10 AM EDTSevere Thunderstorm WarningBUFCayuga50 min
Jul 9, 2:13 AM EDTSevere Thunderstorm WarningBUFOswego62 min
Jul 9, 2:30 AM EDTSpecial Marine WarningBUF60 min
Jul 9, 2:33 AM EDTSevere Thunderstorm WarningBUFWayne27 min
Jul 9, 2:53 AM EDTSpecial Marine WarningBUF52 min
Jul 9, 3:23 AM EDTSevere Thunderstorm WarningBUFLewis67 min
Jul 9, 4:12 PM EDTSpecial Marine WarningBUF33 min
Jul 9, 4:23 PM EDTSpecial Marine WarningBUF67 min
Jul 9, 4:34 PM EDTSpecial Marine WarningBUF56 min
Jul 9, 5:34 PM EDTSpecial Marine WarningBUF50 min
Jul 9, 5:43 PM EDTSevere Thunderstorm WarningBUFOswego62 min
Jul 9, 6:28 PM EDTSpecial Marine WarningBUF81 min

Nearby

Severe Thunderstorm Warnings in New York, 2007Every severe thunderstorm warning in 2007

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.