Alert archive / New York / Tornado Warnings in 2003

Tornado Warning 3, NWS Albany, NY

July 21, 2003Columbia County, New York

NWS Albany, NY issued this tornado warning at Jul 21, 2003, 8:20 PM EDT for Columbia County, New York. It was in force for 25 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, 8:20 PM EDT (00:20 UTC)
Expired: Jul 21, 2003, 8:45 PM EDT
In force: 25 min
Issued by: NWS Albany, NY
Area: Whole counties

County Columbia County, NY

The radar

The Albany radar (KENX), 52 km from the middle of the area, began a volume at 00:19 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.

Issued	Product	Office	Lasted
Jul 21, 3:35 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 0.3 hours before the alert went out and 52 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: 1765 J/kg
Mixed-layer CIN: -13 J/kg
Mixed-layer LCL: 601 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 347 m²/s²
0-3 km storm-relative helicity: 418 m²/s²
Significant tornado parameter: 4.6
Supercell composite: 21.6

Open this sounding in Storm Lab

The text

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

929 
WFUS51 KALY 220020
TORALY
NYC021-220045-

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

THE NATIONAL WEATHER SERVICE IN ALBANY HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN COLUMBIA COUNTY IN EASTERN NEW YORK

* UNTIL 845 PM EDT

* AT 819 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO NEAR HUDSON...OR ABOUT 3 MILES NORTHWEST OF HUDSON...MOVING
  NORTHEAST AT 60 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  PHILMONT AT 825 PM EDT
  CHATHAM AND KINDERHOOK AT 830 PM EDT
  AUSTERLITZ AT 835 PM EDT
  NEW LEBANON AT 845 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.

$$
WASULA/MAGLARAS

LAT...LON 4232 7341 4222 7367 4212 7387 4224 7385
          4227 7379 4241 7379 4248 7363 4250 7333

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 21, 8:00 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Dutchess	60 min
Jul 21, 8:06 PM EDT	Tornado Warning	ALY	Greene	39 min
Jul 21, 8:15 PM EDT	Severe Thunderstorm Warning	ALY	Ulster	30 min
Jul 21, 8:22 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer	53 min
Jul 21, 8:43 PM EDT	Tornado Warning	ALY	Columbia, Rensselaer	47 min
Jul 21, 8:45 PM EDT	Severe Thunderstorm Warning	ALY	Washington	60 min

Nearby

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