Alert archive / Vermont / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 49, NWS Burlington, VT

July 26, 1994Essex County, Vermont

NWS Burlington, VT issued this severe thunderstorm warning at Jul 26, 1994, 2:20 PM EDT for Essex County, Vermont. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Jul 26, 1994, 2:20 PM EDT (18:20 UTC)
Expired
Jul 26, 1994, 3:15 PM EDT
In force
55 min
Issued by
NWS Burlington, VT
Area
Whole counties

County Essex County, VT

The nearest sounding before it

Gray, ME (KGYX), launched 12:00Z, 6.3 hours before the alert went out and 150 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, Gray, ME at 12:00Z on 1994-07-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 108 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, Gray, ME at 12:00Z on 1994-07-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 135 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
108 J/kg
Mixed-layer CIN
-156 J/kg
Mixed-layer LCL
994 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
135 m²/s²
0-3 km storm-relative helicity
193 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBTV 261823 RRA
SVRBTV
VTC017-005-009-261915-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BURLINGTON VT
220 PM EDT TUE JUL 26 1994
 
THE NATIONAL WEATHER SERVICE IN BURLINGTON VT HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  315 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL VERMONT
 
   ...ORANGE COUNTY
 
IN NORTHEAST VERMONT
 
   ...SOUTHERN CALEDONIA COUNTY...ESSEX COUNTY
 
AT 220 PM DOPPLER RADAR SHOWED A SEVERE THUNDERSTORM NEAR ST. JOHNSBURY
IN SOUTHERN CALEDONIA COUNTY. THIS STORM WILL MOVE TO NEAR VICTORY AND
GRANBY IN ESSEX COUNTY THROUGH 320 PM.
 
ANOTHER SEVERE THUNDERSTORM WAS FORMING NEAR WEST CORINTH IN ORANGE
COUNTY.  THIS STORM WILL MOVE THROUGH WAITS RIVER BY 240 PM AND TO
BOLTONVILLE BY 3 PM.
 
THESE STORMS WILL PRODUCE LARGE HAIL AND DAMAGING WINDS.
 
SEVERE THUNDERSTORMS PRODUCE STRONG DAMAGING WIND...LARGE HAIL...VERY
HEAVY RAIN...AND FREQUENT DEADLY LIGHTNING. IF YOU ARE CAUGHT OUTSIDE
AND CAN NOT FIND REFUGE IN A STURDY INDOOR SHELTER...CROUCH DOWN IN A
DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. STAY AWAY FROM
TREES...HILL TOPS...WIRE FENCES AND METAL OBJECTS.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Jul 26, 9:48 AM EDT, 4 hours 32 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE BURLINGTON, VT
948 AM EDT TUE JUL 26 1994

. 25 / 2100 EDT      / TSTM WND /           / VTZ011         /
 WALLINGFORD                 / RUTLAND                  / VT /
 TREES DOWN ON CHURCH STREET IN WALLINGFORD. SEVERAL REPORTS
 OF POWER OUTAGES. REPORT FROM STATE POLICE AND ELECTRIC COMPANY.

END
 DIGIORGI
Local storm report, Jul 26, 9:49 AM EDT, 4 hours 31 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE BURLINGTON, VT
948 AM EDT TUE JUL 26 1994

. 25 / 2100 EDT      / TSTM WND /           / VTZ011         /
 WALLINGFORD                 / RUTLAND                  / VT /
 TREES DOWN ON CHURCH STREET IN WALLINGFORD. SEVERAL REPORTS
 OF POWER OUTAGES. REPORT FROM STATE POLICE AND ELECTRIC COMPANY.

END
 DIGIORGI
Special weather statement, Jul 26, 1:16 PM EDT, 1 hour 4 minutes before
VTZ001>012-NYZ026>031-034-035-261920-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BURLINGTON VT
116 PM EDT TUE JUL 26 1994

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM FOR ALL OF
VERMONT AND NORTHERN NEW YORK...

AT 115 PM...RADAR SHOWED A THUNDERSTORM PRODUCING VERY HEAVY RAIN AND
DEADLY LIGHTNING JUST TO THE SOUTH OF LAKE PLACID NEW YORK. THIS
STORM WILL REACH UPPER JAY...KEENE AND ELIZABETHTOWN BY 145 PM.

OTHER SHOWERS AND THUNDERSTORMS WERE DEVELOPING NEAR SPRINGFIELD
VERMONT AND THESE WILL AFFECT THE CONNECTICUT RIVER VALLEY IN
WINDSOR COUNTY THROUGH 200 PM. A BRIEF PERIOD OF HEAVY RAIN CAN BE
EXPECTED.

OTHER THUNDERSTORMS WILL DEVELOP ACROSS VERMONT AND NORTHERN NEW YORK
AS THE AFTERNOON PROGRESSES. AS THE STORMS CONTINUE TO DEVELOP AND
INTENSIFY THEY MAY BECOME SEVERE PRODUCING LARGE HAIL AND DAMAGING WIND.

STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

DIGIORGI
Special weather statement, Jul 26, 1:58 PM EDT, 22 minutes before
VTZ001-002-005-NYZ028-035-261900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BURLINGTON VT
158 PM EDT TUE JUL 26 1994

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF VERMONT AND
NORTHERN NEW YORK THROUGH 8 PM...

...A THUNDERSTORM WITH VERY HEAVY RAIN...POSSIBLE HAIL...AND STRONG
GUSTY WIND WILL MOVE ACROSS LAKE CHAMPLAIN THROUGH 230 PM...

A THUNDERSTORM NEAR PORT KENT NEW YORK WILL MOVE NORTHEAST ACROSS LAKE
CHAMPLAIN NEAR SOUTH HERO TO JUST SOUTH OF ST. ALBANS BY 215 PM AND TO
ENOSBURG FALLS BY 230 PM.

IF YOU ARE ON THE LAKE SEEK SAFE HARBOR NOW.  ON THE SHORE...HEAD FOR A
SAFE INDOOR SHELTER.

SISSON
Special weather statement, Jul 26, 2:00 PM EDT, 20 minutes before
VTZ001-002-005-NYZ028-035-261900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BURLINGTON VT
158 PM EDT TUE JUL 26 1994

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF VERMONT AND
NORTHERN NEW YORK THROUGH 8 PM...

...A THUNDERSTORM WITH VERY HEAVY RAIN...POSSIBLE HAIL...AND STRONG
GUSTY WIND WILL MOVE ACROSS LAKE CHAMPLAIN THROUGH 230 PM...

A THUNDERSTORM NEAR PORT KENT NEW YORK WILL MOVE NORTHEAST ACROSS LAKE
CHAMPLAIN NEAR SOUTH HERO TO JUST SOUTH OF ST. ALBANS BY 215 PM AND TO
ENOSBURG FALLS BY 230 PM.

IF YOU ARE ON THE LAKE SEEK SAFE HARBOR NOW.  ON THE SHORE...HEAD FOR A
SAFE INDOOR SHELTER.

SISSON

The office that day

Everything else NWS Burlington, VT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 25, 8:25 PM EDTSevere Thunderstorm WarningBTVRutland50 min
Jul 26, 2:05 PM EDTSevere Thunderstorm WarningBTVChittenden, Franklin, Grand Isle55 min
Jul 26, 2:20 PM EDTSevere Thunderstorm WarningBTVCaledonia, Orange55 min
Jul 26, 2:55 PM EDTSevere Thunderstorm WarningBTVRutland49 min
Jul 26, 3:37 PM EDTSevere Thunderstorm WarningBTVEssex44 min
Jul 26, 3:40 PM EDTSevere Thunderstorm WarningBTVWindsor41 min

Nearby

Severe Thunderstorm Warnings in Vermont, 1994Every severe thunderstorm warning in 1994

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.