Alert archive / New York / Tornado Watches in 2008

Tornado Watch 499

June 10, 20085 states

The Storm Prediction Center issued this tornado watch at Jun 10, 2008, 10:02 AM EDT for 5 states. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued
Jun 10, 2008, 10:02 AM EDT (14:02 UTC)
Expired
Jun 10, 2008, 6:00 PM EDT
In force
8 hr
Issued by
the Storm Prediction Center
Largest hail expected
2.5 in
Strongest gust expected
60 kt
All 64 counties

Northwest Hills Planning Region, CT, Berkshire County, MA, Albany County, NY, Broome County, NY, Cayuga County, NY, Chemung County, NY, Chenango County, NY, Clinton County, NY, Columbia County, NY, Cortland County, NY, Delaware County, NY, Dutchess County, NY, Essex County, NY, Franklin County, NY, Fulton County, NY, Greene County, NY, Hamilton County, NY, Herkimer County, NY, Jefferson County, NY, Lewis County, NY, Madison County, NY, Montgomery County, NY, Oneida County, NY, Onondaga County, NY, Ontario County, NY, Oswego County, NY, Otsego County, NY, Rensselaer County, NY, Saratoga County, NY, Schenectady County, NY, Schoharie County, NY, Schuyler County, NY, Seneca County, NY, St. Lawrence County, NY, Steuben County, NY, Sullivan County, NY, Tioga County, NY, Tompkins County, NY, Ulster County, NY, Warren County, NY, Washington County, NY, Wayne County, NY, Yates County, NY, Bradford County, PA, Lackawanna County, PA, Luzerne County, PA, Pike County, PA, Susquehanna County, PA, Wayne County, PA, Wyoming County, PA, Addison County, VT, Bennington County, VT, Caledonia County, VT, Chittenden County, VT, Essex County, VT, Franklin County, VT, Grand Isle County, VT, Lamoille County, VT, Orange County, VT, Orleans County, VT, Rutland County, VT, Washington County, VT, Windham County, VT, Windsor County, VT

The radar

The Ft Drum radar (KTYX), 61 km from the middle of the area, began a volume at 14:02 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 SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
40%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
95%
One or more gusts of 65 knots or more
50%
Ten or more severe hail reports
95%
One or more hailstones of 2 inches or more
60%
Six or more combined severe hail and wind reports
95%

Warnings issued inside it

48 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 10, 10:41 AM EDTSevere Thunderstorm WarningBUFCayuga, Oswego, Wayne55 min
Jun 10, 10:45 AM EDTSevere Thunderstorm WarningBGMCayuga, Madison, Onondaga, Seneca45 min
Jun 10, 11:09 AM EDTSevere Thunderstorm WarningBGMCayuga, Onondaga, Seneca51 min
Jun 10, 11:18 AM EDTSevere Thunderstorm WarningBGMBroome, Chemung, Cortland, Tioga, Tompkins42 min
Jun 10, 11:20 AM EDTSevere Thunderstorm WarningBUFJefferson, Lewis, Oswego55 min
Jun 10, 11:30 AM EDTSevere Thunderstorm WarningBGMCayuga, Cortland, Madison, Oneida, Onondaga, Tompkins60 min
Jun 10, 11:51 AM EDTSevere Thunderstorm WarningBTVFranklin, St. Lawrence54 min
Jun 10, 11:53 AM EDTSevere Thunderstorm WarningALYHamilton, Herkimer67 min
Jun 10, 11:56 AM EDTSevere Thunderstorm WarningBGMOneida34 min
Jun 10, 12:04 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis26 min
Jun 10, 12:08 PM EDTSevere Thunderstorm WarningBGMChenango, Cortland, Madison, Oneida, Onondaga52 min
Jun 10, 12:13 PM EDTSevere Thunderstorm WarningBGMMadison, Oneida47 min
Jun 10, 12:40 PM EDTSevere Thunderstorm WarningBGMOneida35 min
Jun 10, 12:42 PM EDTSevere Thunderstorm WarningBTVFranklin, St. Lawrence63 min
Jun 10, 12:57 PM EDTSevere Thunderstorm WarningALYHamilton, Herkimer63 min
Jun 10, 1:25 PM EDTSevere Thunderstorm WarningBTVClinton65 min
Jun 10, 1:29 PM EDTSevere Thunderstorm WarningBTVClinton, Essex, Franklin46 min
Jun 10, 1:57 PM EDTSevere Thunderstorm WarningALYHamilton, Warren63 min
Jun 10, 2:05 PM EDTSevere Thunderstorm WarningBTVChittenden, Franklin, Grand Isle, Lamoille, Washington55 min
Jun 10, 2:17 PM EDTSevere Thunderstorm WarningBTVClinton, Essex39 min
Jun 10, 2:55 PM EDTSevere Thunderstorm WarningBTVAddison, Chittenden, Lamoille, Orange, Rutland, Washington65 min
Jun 10, 3:05 PM EDTSevere Thunderstorm WarningBTVCaledonia, Essex, Franklin, Lamoille, Orleans55 min
Jun 10, 3:37 PM EDTSevere Thunderstorm WarningBTVAddison, Caledonia, Essex, Lamoille, Orange, Orleans and 3 more53 min
Jun 10, 3:58 PM EDTSevere Thunderstorm WarningBGMChenango, Delaware, Otsego47 min
Jun 10, 4:16 PM EDTSevere Thunderstorm WarningBTVCaledonia, Essex, Orange24 min
Jun 10, 4:37 PM EDTSevere Thunderstorm WarningBGMOtsego53 min
Jun 10, 4:45 PM EDTSevere Thunderstorm WarningALYMontgomery, Schoharie45 min
Jun 10, 4:49 PM EDTSevere Thunderstorm WarningBUFOswego41 min
Jun 10, 4:55 PM EDTSevere Thunderstorm WarningBGMSullivan50 min
Jun 10, 5:03 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis, Oswego42 min
Jun 10, 5:05 PM EDTSevere Thunderstorm WarningALYFulton, Herkimer, Montgomery55 min
Jun 10, 5:14 PM EDTSevere Thunderstorm WarningBUFAllegany, Livingston, Ontario20 min
Jun 10, 5:19 PM EDTSevere Thunderstorm WarningBUFLewis26 min
Jun 10, 5:22 PM EDTSevere Thunderstorm WarningBGMSeneca, Steuben, Yates38 min
Jun 10, 5:25 PM EDTSevere Thunderstorm WarningALYHerkimer65 min
Jun 10, 5:26 PM EDTSevere Thunderstorm WarningBGMBradford49 min
Jun 10, 5:32 PM EDTSevere Thunderstorm WarningBGMBradford, Luzerne, Wyoming43 min
Jun 10, 5:37 PM EDTSevere Thunderstorm WarningALYFulton, Hamilton53 min
Jun 10, 5:37 PM EDTSevere Thunderstorm WarningBUFLewis23 min
Jun 10, 5:40 PM EDTSevere Thunderstorm WarningBGMLackawanna, Luzerne50 min
Jun 10, 5:43 PM EDTSevere Thunderstorm WarningALYFulton, Saratoga, Schenectady47 min
Jun 10, 5:43 PM EDTSevere Thunderstorm WarningBGMOtsego32 min
Jun 10, 5:49 PM EDTSevere Thunderstorm WarningBTVFranklin, St. Lawrence41 min
Jun 10, 5:50 PM EDTSevere Thunderstorm WarningALYHamilton, Herkimer55 min
Jun 10, 5:55 PM EDTSevere Thunderstorm WarningBGMCayuga, Chenango, Cortland, Madison, Onondaga, Tompkins50 min
Jun 10, 5:56 PM EDTSevere Thunderstorm WarningBGMBroome, Tioga49 min
Jun 10, 5:57 PM EDTSevere Thunderstorm WarningBGMSullivan32 min
Jun 10, 5:59 PM EDTSevere Thunderstorm WarningALYSaratoga, Washington61 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 2.0 hours before the alert went out and 132 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 12:00Z on 2008-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1481 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 12:00Z on 2008-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
1481 J/kg
Mixed-layer CIN
-115 J/kg
Mixed-layer LCL
1133 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 10, 4:52 PM EDTMesoscale DiscussionSPC53 min
Jun 10, 5:47 PM EDTSevere Thunderstorm WatchSPCGreater Bridgeport Planning Region, Capitol Planning Region, Northwest Hills Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Northeastern Connecticut Planning Region7 hr
Jun 10, 12:34 PM EDTMesoscale DiscussionSPCMiddlesex, Worcester86 min
Jun 10, 3:49 PM EDTMesoscale DiscussionSPCBerkshire116 min
Jun 10, 6:51 PM EDTMesoscale DiscussionSPCBerkshire54 min
Jun 10, 9:43 AM EDTMesoscale DiscussionSPCAlbany, Broome, Cayuga, Chemung, Chenango, Clinton and 30 more2 hr
Jun 10, 2:54 PM EDTSevere Thunderstorm WatchSPCBroome, Cayuga, Chemung, Chenango, Cortland, Delaware and 16 more7 hr
Jun 10, 1:25 PM EDTMesoscale DiscussionSPCAllegheny, Armstrong, Beaver, Butler, Cambria, Clarion and 15 more95 min
Jun 10, 2:27 PM EDTMesoscale DiscussionSPCAdams, Bedford, Berks, Centre, Columbia, Cumberland and 15 more63 min

Nearby

Tornado Watches in New York, 2008Tornado Watches in Vermont, 2008Tornado Watches in Pennsylvania, 2008Every tornado watch in 2008

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.