Alert archive / Connecticut / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 39, NWS Albany, NY

May 18, 2000Northwest Hills Planning Region, Connecticut

NWS Albany, NY issued this severe thunderstorm warning at May 18, 2000, 5:32 PM EDT for Northwest Hills Planning Region, Connecticut. It was in force for 73 min. 3 reports came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: May 18, 2000, 5:32 PM EDT (21:32 UTC)
Expired: May 18, 2000, 6:45 PM EDT
In force: 73 min
Issued by: NWS Albany, NY
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Northwest Hills Planning Region, CT

The radar

The Albany radar (KENX), 105 km from the middle of the area, began a volume at 21:35 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
May 18, 6:04 PM EDT	Thunderstorm Wind 59 M	Washington, CT
May 18, 6:20 PM EDT	Thunderstorm Wind	New Milford, CT
May 18, 6:40 PM EDT	Thunderstorm Wind	Litchfield, CT

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 nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 9.5 hours before the alert went out and 112 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 977 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 131 m²/s²
0-3 km storm-relative helicity: 245 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KALY 182134
SVRALB
CTC005-182245-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ALBANY NY
532 PM EDT THU MAY 18 2000

THE NATIONAL WEATHER SERVICE IN ALBANY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LITCHFIELD COUNTY IN NORTHERN CONNECTICUT

* UNTIL 645 PM EDT

* AT 530 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 36 MILES WEST     
  OF WINSTED TO 31 MILES NORTHWEST OF NEW MILFORD TO 38 MILES WEST   
  OF NEW MILFORD...OR ALONG A LINE EXTENDING FROM 10 MILES SOUTH     
  OF HUDSON TO 8 MILES SOUTHEAST OF KINGSTON TO 5 MILES NORTHEAST    
  OF WALDEN...MOVING SOUTHEAST AT 20 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  2 MILES NORTHWEST OF NEW MILFORD...6 MILES NORTHWEST OF
  TORRINGTON...6 MILES WEST OF WINSTED AT 615 PM EDT

A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 1000 PM EDT 
THURSDAY EVENING FOR NORTHERN CONNECTICUT AND WESTERN MASSACHUSETTS 
AND SOUTHERN VERMONT.

LAT...LON 4203 7346 4186 7347 4169 7349 4154 7342
          4159 7315 4193 7294

Nearby

Severe Thunderstorm Warnings in Connecticut, 2000 Every severe thunderstorm warning in 2000

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.