Alert archive / New York / Severe Thunderstorm Watches in 2013

Severe Thunderstorm Watch 210

May 22, 20136 states

The Storm Prediction Center issued this severe thunderstorm watch at May 22, 2013, 12:58 PM EDT for 6 states. It was in force for 10 hr.

The area

The outline as issued.

The facts

Issued
May 22, 2013, 12:58 PM EDT (16:58 UTC)
Expired
May 22, 2013, 11:00 PM EDT
In force
10 hr
Issued by
the Storm Prediction Center
Largest hail expected
1.5 in
Strongest gust expected
60 kt
All 55 counties

Capitol Planning Region, CT, Northeastern Connecticut Planning Region, CT, Northwest Hills Planning Region, CT, Berkshire County, MA, Franklin County, MA, Hampden County, MA, Hampshire County, MA, Worcester County, MA, Cheshire County, NH, Albany County, NY, Broome County, NY, Chenango County, NY, Clinton County, NY, Columbia 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, Madison County, NY, Montgomery County, NY, Oneida County, NY, Otsego County, NY, Rensselaer County, NY, Saratoga County, NY, Schenectady County, NY, Schoharie County, NY, St. Lawrence County, NY, Sullivan County, NY, Ulster County, NY, Warren County, NY, Washington County, NY, 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 Albany radar (KENX), 114 km from the middle of the area, began a volume at 17:01 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
10%
One or more EF2 to EF5 tornadoes
2%
Ten or more severe wind reports
30%
One or more gusts of 65 knots or more
10%
Ten or more severe hail reports
50%
One or more hailstones of 2 inches or more
20%
Six or more combined severe hail and wind reports
80%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 22, 1:09 PM EDTTornado WarningBGMDelaware, Sullivan36 min
May 22, 1:20 PM EDTSevere Thunderstorm WarningBGMDelaware, Otsego40 min
May 22, 1:34 PM EDTSevere Thunderstorm WarningALYGreene, Ulster56 min
May 22, 1:39 PM EDTSevere Thunderstorm WarningALYAlbany, Montgomery, Schenectady, Schoharie66 min
May 22, 1:39 PM EDTTornado WarningBGMSullivan36 min
May 22, 2:03 PM EDTSevere Thunderstorm WarningBTVClinton, Essex, Franklin57 min
May 22, 2:14 PM EDTTornado WarningBGMSullivan16 min
May 22, 2:34 PM EDTSevere Thunderstorm WarningBGMSullivan56 min
May 22, 2:55 PM EDTFlash Flood WarningALYSaratoga, Schenectady2 hr
May 22, 3:09 PM EDTSevere Thunderstorm WarningALYRensselaer, Saratoga, Washington66 min
May 22, 3:14 PM EDTFlash Flood WarningALYBennington3 hr
May 22, 3:18 PM EDTFlash Flood WarningALYRensselaer, Saratoga, Washington3 hr
May 22, 3:19 PM EDTSevere Thunderstorm WarningBTVClinton56 min
May 22, 3:28 PM EDTSevere Thunderstorm WarningBTVEssex62 min
May 22, 3:42 PM EDTSevere Thunderstorm WarningBTVFranklin, Grand Isle, Orleans48 min
May 22, 3:56 PM EDTSevere Thunderstorm WarningALYUlster49 min
May 22, 4:02 PM EDTSevere Thunderstorm WarningBGMMadison, Onondaga43 min
May 22, 4:45 PM EDTSevere Thunderstorm WarningBGMOneida, Onondaga60 min
May 22, 4:55 PM EDTSevere Thunderstorm WarningBOXFranklin, Hampshire65 min
May 22, 5:03 PM EDTTornado WarningBOXFranklin42 min
May 22, 5:19 PM EDTSevere Thunderstorm WarningBTVClinton, Essex56 min
May 22, 5:40 PM EDTTornado WarningBOXFranklin50 min
May 22, 5:59 PM EDTTornado WarningBOXFranklin, Worcester46 min
May 22, 6:02 PM EDTSevere Thunderstorm WarningBTVEssex58 min
May 22, 6:05 PM EDTSevere Thunderstorm WarningBGMOneida55 min
May 22, 6:09 PM EDTSevere Thunderstorm WarningBTVCaledonia, Chittenden, Franklin, Lamoille, Orleans, Washington51 min
May 22, 6:30 PM EDTSevere Thunderstorm WarningBOXWorcester45 min
May 22, 6:49 PM EDTSevere Thunderstorm WarningBTVCaledonia, Chittenden, Essex, Lamoille, Orange, Orleans and 1 more56 min
May 22, 7:15 PM EDTSevere Thunderstorm WarningBGMOneida60 min
May 22, 8:10 PM EDTSevere Thunderstorm WarningBGMOneida50 min
May 22, 8:27 PM EDTSevere Thunderstorm WarningBGMBradford, Luzerne, Susquehanna, Wyoming63 min
May 22, 9:00 PM EDTSevere Thunderstorm WarningBGMBroome, Chenango, Tioga60 min
May 22, 9:03 PM EDTSevere Thunderstorm WarningBGMLackawanna, Luzerne, Susquehanna, Wayne, Wyoming57 min
May 22, 9:52 PM EDTSevere Thunderstorm WarningBGMDelaware, Sullivan53 min
May 22, 9:57 PM EDTSevere Thunderstorm WarningBGMMadison, Oneida63 min
May 22, 10:13 PM EDTSevere Thunderstorm WarningBTVSt. Lawrence62 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, 5.0 hours before the alert went out and 107 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 2013-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 132 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 2013-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 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
132 J/kg
Mixed-layer CIN
-118 J/kg
Mixed-layer LCL
738 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
124 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
May 21, 8:29 PM EDTMesoscale DiscussionSPC61 min
May 22, 4:28 PM EDTMesoscale DiscussionSPC92 min
May 22, 11:31 AM EDTMesoscale DiscussionSPCBerkshire119 min
May 22, 7:41 PM EDTMesoscale DiscussionSPCBerkshire94 min
May 22, 2:46 PM EDTMesoscale DiscussionSPCAllegany, Cattaraugus, Cayuga, Chautauqua, Chemung, Cortland and 20 more119 min
May 22, 3:41 PM EDTSevere Thunderstorm WatchSPCAllegany, Broome, Cattaraugus, Cayuga, Chautauqua, Chemung and 22 more7 hr
May 22, 2:08 PM EDTMesoscale DiscussionSPCAllegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 8 more2 hr
May 22, 2:27 PM EDTSevere Thunderstorm WatchSPCAllegheny, Armstrong, Beaver, Butler, Cambria, Cameron and 20 more7 hr
May 22, 3:53 PM EDTMesoscale DiscussionSPCAdams, Bedford, Centre, Cumberland, Dauphin, Franklin and 11 more67 min
May 22, 6:20 PM EDTMesoscale DiscussionSPCAdams, Centre, Clinton, Cumberland, Dauphin, Franklin and 8 more85 min

Nearby

Severe Thunderstorm Watches in New York, 2013Severe Thunderstorm Watches in Vermont, 2013Severe Thunderstorm Watches in Pennsylvania, 2013Every severe thunderstorm watch in 2013

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.