Alert archive / Vermont / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 2, NWS Burlington, VT
NWS Burlington, VT issued this severe thunderstorm warning at Jun 9, 1990, 4:40 PM EDT for Caledonia County, Essex County, Vermont. It was in force for 65 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
- Jun 9, 1990, 4:40 PM EDT (20:40 UTC)
- Expired
- Jun 9, 1990, 5:45 PM EDT
- In force
- 65 min
- Issued by
- NWS Burlington, VT
- Area
- Whole counties
Counties Caledonia County, VT, Essex County, VT
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 9, 5:30 PM EDT | Thunderstorm Wind 0 | Caledonia, VT | |
| Jun 9, 5:43 PM EDT | Thunderstorm Wind 0 | Essex, VT |
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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Gray, ME (KGYX), launched 12:00Z, 8.7 hours before the alert went out and 154 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3607 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 200 m²/s²
- 0-3 km storm-relative helicity
- 262 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBTV 092041 SVRBTV VTC005-009-092145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BURLINGTON VT 440 PM EDT SAT JUN 9 1990 THE NATIONAL WEATHER SERVICE IN BURLINGTON VT HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 545 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHEAST VERMONT ...CALEDONIA COUNTY...ESSEX COUNTY AT 435 PM SEVERE THUNDERSTORMS WERE OVER CALEDONIA COUNTY NEAR HARDWICK AND LYNDONVILLE. THE STORMS ARE MOVING TO THE EAST AT 20 MPH AND WILL MOVE INTO ESSEX COUNTY VERMONT BY 500 PM. STRONG WINDS AND HAIL ARE LIKELY WITH THESE STORMS. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
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
Special weather statement, Jun 9, 3:08 PM EDT, 1 hour 32 minutes before
VTC003-025-092015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BURLINGTON VT 306 PM EDT SAT JUN 9 1990 ...THUNDERSTORMS WERE MOVING THROUGH EXTREME SOUTHERN VERMONT... AT 300 PM...A THUNDERSTORM PRODUCING VERY HEAVY RAIN AND FREQUENT LIGHTNING MOVING ACROSS FAR SOUTHERN BENNINGTON COUNTY OF VERMONT. THIS STORM WAS MOVING EAST AT 25 MPH...AND WILL MOVE INTO SOUTHERN WINDHAM COUNTY BY 330 PM. ANOTHER THUNDERSTORM WAS EASTERN RENSSELAER COUNTY OF NEW YORK. THIS STORM WAS ALSO MOVING EAST AT 25 MPH...AND WILL MOVE INTO SOUTHERN BENNINGTON COUNTY BY 345 PM. IF YOU ARE IN THE PATH OF THESE STORMS...BE PREPARED FOR FREQUENT DANGEROUS LIGHTNING...VERY HEAVY RAIN...AND POSSIBLY SOME SMALL HAIL. REYNOLDS
Special weather statement, Jun 9, 3:11 PM EDT, 1 hour 29 minutes before
VTC003-025-092015- SPECIAL WEATHER STATEMENT...CORRECTED... NATIONAL WEATHER SERVICE BURLINGTON VT 309 PM EDT SAT JUN 9 1990 ...THUNDERSTORMS WERE MOVING THROUGH EXTREME SOUTHERN VERMONT... AT 300 PM...A THUNDERSTORM PRODUCING VERY HEAVY RAIN AND FREQUENT LIGHTNING WAS MOVING ACROSS FAR SOUTHERN BENNINGTON COUNTY OF VERMONT. THIS STORM WAS MOVING EAST AT 25 MPH...AND WILL MOVE INTO SOUTHERN WINDHAM COUNTY BY 330 PM. ANOTHER THUNDERSTORM WAS IN EASTERN RENSSELAER COUNTY OF NEW YORK. THIS STORM WAS ALSO MOVING EAST AT 25 MPH...AND WILL MOVE INTO SOUTHERN BENNINGTON COUNTY BY 345 PM. IF YOU ARE IN THE PATH OF THESE STORMS...BE PREPARED FOR FREQUENT DANGEROUS LIGHTNING...VERY HEAVY RAIN...AND POSSIBLY SOME SMALL HAIL. REYNOLDS
Special weather statement, Jun 9, 4:07 PM EDT, 33 minutes before
VTZ001-002-003-092115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BURLINGTON VT 407 PM EDT SAT JUN 9 1990 ...THUNDERSTORMS WERE DEVELOPING OVER NORTHERN VERMONT... AT 400 PM...AN AREA OF SHOWERS AND THUNDERSTORMS HAD DEVELOPED OVER FRANKLIN...LAMOILLE...ORLEANS AND CALEDONIA COUNTIES OF VERMONT. THE HEAVIEST RAIN WAS FALLING OVER NORTHERN LAMOILLE COUNTY NEAR THE TOWN OF EDEN. THIS STORM MAY CONTAIN GUSTY WINDS...FREQUENT LIGHTNING... AND SMALL HAIL. OTHER STORMS PRODUCING HEAVY RAIN WERE FROM SHELDON IN FRANKLIN COUNTY TO JUST WEST OF ST JOHNSBURY. ALL OF THE STORMS WERE MOVING EAST AT 30 MPH. IF YOU ARE IN THE PATH OF THESE STORMS...BE PREPARED FOR VERY HEAVY RAIN...FREQUENT LIGHTNING ...STRONG GUSTY WINDS...AND HAIL. IF THREATENING WEATHER APPROACHES ...TAKE SHELTER UNTIL THE STORMS PASS. REYNOLDS
The office that day
Everything else NWS Burlington, VT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 7:03 PM EDT | Severe Thunderstorm Warning | BTV | Caledonia | 42 min |
Nearby
Severe Thunderstorm Warnings in Vermont, 1990Every severe thunderstorm warning in 1990
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.