Alert archive / New York / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 113, NWS Albany, NY

August 16, 2002Albany County, Schenectady County, New York

NWS Albany, NY issued this severe thunderstorm warning at Aug 16, 2002, 3:13 PM EDT for Albany County, Schenectady County, New York. It was in force for 62 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Aug 16, 2002, 3:13 PM EDT (19:13 UTC)
Expired: Aug 16, 2002, 4:15 PM EDT
In force: 62 min
Issued by: NWS Albany, NY
Area: Whole counties

Counties Albany County, NY, Schenectady County, NY

The radar

The Albany radar (KENX), 14 km from the middle of the area, began a volume at 19:16 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 was reported inside it

Time	Report	Where	Remark
Aug 16, 3:20 PM EDT	Thunderstorm Wind	Rotterdam, NY
Aug 16, 3:30 PM EDT	Thunderstorm Wind	Schenectady, NY

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Aug 16, 1:55 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 7.2 hours before the alert went out and 15 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1212 J/kg
Mixed-layer CIN: -65 J/kg
Mixed-layer LCL: 976 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: -1 m²/s²
0-3 km storm-relative helicity: 61 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

148 
WUUS51 KALY 161913
SVRALY
NYC001-093-162015-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ALBANY NY
313 PM EDT FRI AUG 16 2002

THE NATIONAL WEATHER SERVICE IN ALBANY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN ALBANY COUNTY IN EASTERN NEW YORK
  SCHENECTADY COUNTY IN EASTERN NEW YORK

* UNTIL 415 PM EDT

* AT 306 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM NEAR DUANESBURG...OR ABOUT 8 MILES WEST OF
  ROTTERDAM...MOVING NORTHEAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ROTTERDAM AND ALBANY AT 320 PM EDT
  ROTTERDAM JUNCTION AND PATTERSONVILLE AT 325 PM EDT
  SCOTIA AND SCHENECTADY AT 330 PM EDT
  EAST GLENVILLE AND LATHAM AT 335 PM EDT
  GREEN ISLAND AND WATERVLIET AT 340 PM EDT
  COHOES AT 345 PM EDT

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE
FOR DAMAGING WINDS IN EXCESS OF 55 MPH...LARGE HAIL...AND VERY HEAVY
RAIN. PEOPLE OUTSIDE SHOULD MOVE TO A SUBSTANTIAL SHELTER NOW.

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 16, 2:18 PM EDT	Severe Thunderstorm Warning	ALY	Saratoga	57 min
Aug 16, 3:15 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer, Washington	45 min
Aug 16, 3:31 PM EDT	Severe Thunderstorm Warning	ALY	Saratoga	29 min
Aug 16, 4:00 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer	30 min
Aug 16, 4:14 PM EDT	Severe Thunderstorm Warning	ALY	Greene	46 min
Aug 16, 4:31 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer	29 min
Aug 16, 4:49 PM EDT	Flash Flood Warning	ALY	Rensselaer	4 hr
Aug 16, 6:03 PM EDT	Severe Thunderstorm Warning	ALY	Saratoga	57 min
Aug 16, 6:45 PM EDT	Severe Thunderstorm Warning	ALY	Schoharie	45 min

Nearby

Severe Thunderstorm Warnings in New York, 2002 Every severe thunderstorm warning in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.