Alert archive / Vermont / Flash Flood Warnings in 1992

Flash Flood Warning 7, NWS Burlington, VT

March 11, 1992Washington County, Vermont

NWS Burlington, VT issued this flash flood warning at Mar 11, 1992, 11:58 AM EST for Washington County, Vermont. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Mar 11, 1992, 11:58 AM EST (16:58 UTC)
Expired
Mar 11, 1992, 6:00 PM EST
In force
6 hr
Issued by
NWS Burlington, VT
Area
Whole counties

County Washington County, VT

The nearest sounding before it

Gray, ME (KPWM), launched 12:00Z, 5.0 hours before the alert went out and 193 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 1992-03-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 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 1992-03-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
512 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
165 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 
TTAA00 KBTV 111700
FFWBTV
VTC023-112300-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE BURLINGTON VT
1158 AM EST WED MAR 11 1992
 
THE NATIONAL WEATHER SERVICE IN BURLINGTON VT HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  600 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION......
 
IN NORTH CENTRAL VERMONT
 
   ...WASHINGTON COUNTY
 
EXTENSIVE FLOODING CONTINUES IN THE MONTPELIER AND MIDDLESEX AREAS.
AN ICE JAM IN MONTPELIER ON THE WINOOSKI RIVER CONTINUED...WITH WATER
TO A DEPTH OF 5 FEET IN DOWNTOWN MONTPELIER.
 
THIS IS A DANGEROUS FLOOD SITUATION. DO NOT TRAVEL INTO MONTPELIER.
DO NOT TRY TO CROSS BRIDGES IN THE ICE JAM AREA OR WHERE WATER IS
UNUSUALLY HIGH.
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY. YOU SHOULD MOVE TO HIGHER GROUND.
 
A FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS
BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER
TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO
ESCAPE RISING WATER MOVE TO HIGHER GROUND.
 
HOGAN

What forecasters said that day

The local office's own words before this flash flood 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, Mar 11, 7:14 AM EST, 4 hours 44 minutes before
VTZ001-002-003-004-005-NYZ011-111500-

SPECIAL WEATHER STATEMENT - WINTER STORM WARNING...WINTER STORM WATCH
NATIONAL WEATHER SERVICE BURLINGTON VT
700 AM EST WED MAR 11 1992

THE WINTER STORM WATCH HAS BEEN UPGRADED TO A WINTER STORM WARNING
FOR NORTHERN NEW YORK AND NORTHERN VERMONT...FROM ADDISON AND ORANGE
COUNTIES NORTHWARD.

FREEZING RAIN AND SLEET HAD REACHED CLINTON COUNTY NEW YORK AT 630 AM
AND WILL CONTINUE TO MOVE ACROSS NORTHERN VERMONT THIS MORNING. THE
TEMPERATURE WILL DROP BELOW 32 DEGREES IN THE BURLINGTON AREA BY 830
AM AND IN THE MONTPELIER REGION BY 930 AM. IT SHOULD FALL BELOW
FREEZING IN ESSEX...CALEDONIA AND ORANGE COUNTIES BY 1130 AM.

A WINTER STORM WATCH IS IN EFFECT THIS AFTERNOON AND TONIGHT FOR THE
SOUTHERN VERMONT COUNTIES OF RUTLAND...WINDSOR...BENNINGTON AND
WINDHAM.

THE RAIN THAT WAS FALLING ACROSS THE REGION WILL CHANGE TO FREEZING
RAIN AND SLEET FOR A COUPLE HOURS WHEN THE TEMPERATURES DROPS TO THE
FREEZING MARK. AFTER A COUPLE HOURS OF FREEZING RAIN IT WILL CHANGE
OVER TO SNOW. 2 TO 5 INCHES OF SNOW COULD FALL BY LATE THIS
AFTERNOON. THE SNOW WILL CONTINUE TONIGHT WITH GREATER THAN 6 INCHES
ACCUMULATION LIKELY IN MOST AREAS.

OVERNIGHT RAINS HAVE PRODUCED RUNOFF THAT WAS CAUSING PROBLEMS ON
SOME VERMONT HIGHWAYS THIS MORNING. THE MAIN PROBLEM AREAS WERE
AROUND NORTH TUNBRIDGE AND HARTFORD. THERE IS A POTENTAL FOR ICE JAMS
STILL ON THE WAITS RIVER AROUND EAST CORINTH AND NEAR ROUTE 110 IN
TUNBRIDGE.

THE COLDER AIR MOVING INTO NORTHERN NEW YORK AND VERMONT TODAY WILL
BRING AN END TO THE MELTING SNOWS AND RUN OFF BUT PERSONS LIVING NEAR
STREAMS AND RIVERS THAT ARE FLOOD/ICE JAM PRONE SHOULD CONTINUE TO
WATCH THEM CLOSELY UNTIL THINGS FREEZE UP AGAIN.

DRIVERS SHOULD BE AWARE THAT THE HIGHWAYS WILL BECOME VERY ICY THIS
MORNING WHEN THE COLD AIR MOVES IN.

THE NEXT STATEMENT ON THIS LATE WINTER WEATHER WILL BE ISSUED AROUND
1000 AM.

WSG
Special weather statement, Mar 11, 7:15 AM EST, 4 hours 43 minutes before
VTZ001-002-003-004-005-NYZ011-111500-

SPECIAL WEATHER STATEMENT - WINTER STORM WARNING...WINTER STORM WATCH
NATIONAL WEATHER SERVICE BURLINGTON VT
700 AM EST WED MAR 11 1992

THE WINTER STORM WATCH HAS BEEN UPGRADED TO A WINTER STORM WARNING
FOR NORTHERN NEW YORK AND NORTHERN VERMONT...FROM ADDISON AND ORANGE
COUNTIES NORTHWARD.

FREEZING RAIN AND SLEET HAD REACHED CLINTON COUNTY NEW YORK AT 630 AM
AND WILL CONTINUE TO MOVE ACROSS NORTHERN VERMONT THIS MORNING. THE
TEMPERATURE WILL DROP BELOW 32 DEGREES IN THE BURLINGTON AREA BY 830
AM AND IN THE MONTPELIER REGION BY 930 AM. IT SHOULD FALL BELOW
FREEZING IN ESSEX...CALEDONIA AND ORANGE COUNTIES BY 1130 AM.

A WINTER STORM WATCH IS IN EFFECT THIS AFTERNOON AND TONIGHT FOR THE
SOUTHERN VERMONT COUNTIES OF RUTLAND...WINDSOR...BENNINGTON AND
WINDHAM.

THE RAIN THAT WAS FALLING ACROSS THE REGION WILL CHANGE TO FREEZING
RAIN AND SLEET FOR A COUPLE HOURS WHEN THE TEMPERATURES DROPS TO THE
FREEZING MARK. AFTER A COUPLE HOURS OF FREEZING RAIN IT WILL CHANGE
OVER TO SNOW. 2 TO 5 INCHES OF SNOW COULD FALL BY LATE THIS
AFTERNOON. THE SNOW WILL CONTINUE TONIGHT WITH GREATER THAN 6 INCHES
ACCUMULATION LIKELY IN MOST AREAS.

OVERNIGHT RAINS HAVE PRODUCED RUNOFF THAT WAS CAUSING PROBLEMS ON
SOME VERMONT HIGHWAYS THIS MORNING. THE MAIN PROBLEM AREAS WERE
AROUND NORTH TUNBRIDGE AND HARTFORD. THERE IS A POTENTAL FOR ICE JAMS
STILL ON THE WAITS RIVER AROUND EAST CORINTH AND NEAR ROUTE 110 IN
TUNBRIDGE.

THE COLDER AIR MOVING INTO NORTHERN NEW YORK AND VERMONT TODAY WILL
BRING AN END TO THE MELTING SNOWS AND RUN OFF BUT PERSONS LIVING NEAR
STREAMS AND RIVERS THAT ARE FLOOD/ICE JAM PRONE SHOULD CONTINUE TO
WATCH THEM CLOSELY UNTIL THINGS FREEZE UP AGAIN.

DRIVERS SHOULD BE AWARE THAT THE HIGHWAYS WILL BECOME VERY ICY THIS
MORNING WHEN THE COLD AIR MOVES IN.

THE NEXT STATEMENT ON THIS LATE WINTER WEATHER WILL BE ISSUED AROUND
1000 AM.

WSG
Special weather statement, Mar 11, 11:05 AM EST, 53 minutes before
VTZALL-NYZ011-112000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BURLINGTON VT
1105 AM EST WED MAR 11 1992

...A WINTER STORM WARNING REMAINS IN EFFECT FOR NORTHERN VERMONT...
FROM ADDISON AND ORANGE COUNTIES NORTHWARD.

...A WINTER STORM WATCH REMAINS IN EFFECT FOR SOUTHERN VERMONT FOR
THIS AFTERNOON AND TONIGHT.  THIS INCLUDES RUTLAND...WINDSOR...
WINDHAM AND BENNINGTON COUNTIES.

AT 1100 AM...FREEZING RAIN AND SLEET WAS FALLING AS FAR EAST AS
CLINTON COUNTY NEW YORK.  THIS WAS ASSOCIATED WITH MUCH COLDER AIR
THAT WAS BEGINNING TO MOVE INTO THE AREA.  THIS COLDER WILL SLOWLY
MOVE INTO ALL OF VERMONT.

ANY RAIN FALLING ACROSS VERMONT WILL CHANGE TO A PERIOD OF SLEET OR
FREEZING RAIN WHEN THE TEMPERATURE DROPS TO AROUND FREEZING.  THIS
MAY CAUSE SIGNIFICANT ICE ACCUMULATION...AND DOWN TREE LIMBS AND
POWER LINES.

THE FREEZING RAIN AND SLEET WILL CHANGE TO SNOW LATER THIS AFTERNOON.
2 TO 5 INCHES OF SNOW COULD FALL BY DARK.  SNOW WILL CONTINUE TONIGHT
WITH GREATER THAN 6 INCHES ACCUMULATION LIKELY IN MOST AREAS.  STRONG
AND GUSTY NORTHWEST WINDS MAY CAUSE CONSIDERABLE BLOWING AND DRIFTING
SNOW THIS AFTERNOON AND TONIGHT.

TRAVELERS SHOULD BE AWARE THAT HIGHWAYS WILL BECOME VERY ICY THIS
AFTERNOON WHEN THE COLD ARRIVES.  BE PREPARED FOR RAPID WEATHER
CHANGES THIS AFTERNOON AND ALLOW EXTRA TIME TO REACH TRAVEL
DESTINATIONS.

THE NEXT STATEMENT ON THIS LATE WINTER WEATHER WILL BE ISSUED AROUND
300 PM.

REYRNOLDS

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 11, 8:00 AM ESTFlash Flood WarningBTVWashington4 hr
Mar 11, 9:57 AM ESTFlash Flood WarningBTVOrange2 hr
Mar 11, 10:21 AM ESTFlash Flood WarningBTVWindsor3 hr
Mar 11, 11:49 AM ESTFlash Flood WarningBTVWindham3 hr
Mar 11, 12:06 PM ESTFlash Flood WarningBTVOrange6 hr
Mar 11, 1:34 PM ESTFlash Flood WarningBTVWindham, Windsor4 hr
Mar 11, 1:47 PM ESTFlash Flood WarningBTVCaledonia, Lamoille4 hr
Mar 11, 3:24 PM ESTFlash Flood WarningBTVChittenden, Lamoille3 hr
Mar 11, 3:32 PM ESTFlash Flood WarningBTVCaledonia, Orleans3 hr
Mar 11, 5:31 PM ESTFlash Flood WarningBTVWindham, Windsor3 hr
Mar 11, 5:59 PM ESTFlash Flood WarningBTVOrange, Washington6 hr
Mar 11, 6:25 PM ESTFlash Flood WarningBTVCaledonia, Lamoille, Orleans2 hr
Mar 11, 6:25 PM ESTFlash Flood WarningBTVChittenden2 hr

Nearby

Flash Flood Warnings in Vermont, 1992Every flash flood warning in 1992

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.