Alert archive / New York / Severe Thunderstorm Watches in 1997

Severe Thunderstorm Watch 67

February 22, 19974 states

The Storm Prediction Center issued this severe thunderstorm watch at Feb 22, 1997, 10:30 AM EST for 4 states. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Feb 22, 1997, 10:30 AM EST (15:30 UTC)
Expired
Feb 22, 1997, 3:00 PM EST
In force
5 hr
Issued by
the Storm Prediction Center
All 27 counties

Berkshire County, MA, Franklin County, MA, Cheshire County, NH, Sullivan County, NH, Albany County, NY, Broome County, NY, Chenango County, NY, Columbia County, NY, Delaware County, NY, Fulton County, NY, Greene County, NY, Hamilton County, NY, Herkimer County, NY, Madison County, NY, Montgomery County, NY, Otsego County, NY, Rensselaer County, NY, Saratoga County, NY, Schenectady County, NY, Schoharie County, NY, Tioga County, NY, Warren County, NY, Washington County, NY, Bennington County, VT, Rutland County, VT, Windham County, VT, Windsor County, VT

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Feb 22, 10:47 AM ESTSevere Thunderstorm WarningALYHamilton, Herkimer58 min
Feb 22, 11:32 AM ESTSevere Thunderstorm WarningALYFulton, Montgomery58 min
Feb 22, 12:27 PM ESTSevere Thunderstorm WarningALYAlbany, Schoharie63 min
Feb 22, 12:38 PM ESTSevere Thunderstorm WarningALYSchenectady67 min

The nearest sounding before it

Albany, NY (KALB), launched 12:00Z, 3.5 hours before the alert went out and 50 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 1997-02-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 81 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 1997-02-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 square meters per square second.1939587897117136Sfc1 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
81 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
1001 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
23 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

Nearby

Severe Thunderstorm Watches in New York, 1997Severe Thunderstorm Watches in Vermont, 1997Severe Thunderstorm Watches in Massachusetts, 1997Every severe thunderstorm watch in 1997

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.