Alert archive / New York / Tornado Warnings in 2003

Tornado Warning 1, NWS Albany, NY

July 21, 2003Albany County, Schenectady County, New York

NWS Albany, NY issued this tornado warning at Jul 21, 2003, 3:41 PM EDT for Albany County, Schenectady County, New York. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 21, 2003, 3:41 PM EDT (19:41 UTC)
Expired
Jul 21, 2003, 4:30 PM EDT
In force
49 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 19:41 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 watch it was issued in

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

IssuedProductOfficeLasted
Jul 21, 3:35 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 7.7 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-pSkew-T log-p diagram, Albany, NY at 12:00Z on 2003-07-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 159 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 2003-07-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 178 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
159 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
906 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
178 m²/s²
0-3 km storm-relative helicity
187 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
WFUS51 KALY 211941
TORALY
NYC001-093-212030-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ALBANY NY
341 PM EDT MON JUL 21 2003

THE NATIONAL WEATHER SERVICE IN ALBANY HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN ALBANY COUNTY IN EASTERN NEW YORK
  SOUTHERN SCHENECTADY COUNTY IN EASTERN NEW YORK

* UNTIL 430 PM EDT

* AT 336 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION CAPABLE OF PRODUCING A
  TORNADO AT ANY TIME NEAR ALTAMONT...OR ABOUT 8 MILES SOUTHWEST OF
  ROTTERDAM...MOVING EAST AT 15 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  VOORHEESVILLE AND ROTTERDAM AT 355 PM EDT
  GUILDERLAND AND SCHENECTADY AT 405 PM EDT
  DELMAR AND NISKAYUNA AT 410 PM EDT
  COLONIE AT 415 PM EDT
  LOUDONVILLE AND ALBANY AT 425 PM EDT
  LATHAM AT 430 PM EDT

IF YOU ARE IN THE PATH OF THIS TORNADO...TAKE COVER IMMMEDIATELY.
SEEK SHELTER IN A BASEMENT OR INTERIOR ROOM ON THE LOWEST FLOOR OF
THE BUIDLING. EVACUATE MOBILE HOMES AND GET INSIDE A SUBSTANTIAL
SHELTER.

$$
GJM/TAW
LAT...LON 4276 7417 4258 7412 4262 7359 4286 7365

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 21, 2:59 PM EDTSevere Thunderstorm WarningALYSchoharie46 min
Jul 21, 3:12 PM EDTSevere Thunderstorm WarningALYGreene63 min
Jul 21, 3:18 PM EDTSevere Thunderstorm WarningALYAlbany, Schenectady72 min
Jul 21, 4:11 PM EDTSevere Thunderstorm WarningALYRensselaer, Saratoga, Washington64 min
Jul 21, 6:57 PM EDTSevere Thunderstorm WarningALYSchoharie63 min
Jul 21, 7:09 PM EDTSevere Thunderstorm WarningALYDutchess36 min
Jul 21, 7:09 PM EDTSevere Thunderstorm WarningALYUlster66 min
Jul 21, 7:15 PM EDTSevere Thunderstorm WarningALYGreene75 min
Jul 21, 7:47 PM EDTSevere Thunderstorm WarningALYAlbany58 min

Nearby

Tornado Warnings in New York, 2003Every tornado warning in 2003Tornadoes in 2003

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.