Alert archive / Vermont / Flash Flood Warnings in 1992

Flash Flood Warning 21, NWS Burlington, VT

March 11, 1992Windham County, Windsor County, Vermont

NWS Burlington, VT issued this flash flood warning at Mar 11, 1992, 8:50 PM EST for Windham County, Windsor County, Vermont. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Mar 11, 1992, 8:50 PM EST (01:50 UTC)
Expired
Mar 12, 1992, 12:45 AM EST
In force
4 hr
Issued by
NWS Burlington, VT
Area
Whole counties

Counties Windham County, VT, Windsor County, VT

The nearest sounding before it

Albany, NY (KALB), launched 00:00Z, 1.8 hours before the alert went out and 117 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, Albany, NY at 00:00Z on 1992-03-12Temperature 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 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 00:00Z on 1992-03-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -78 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
738 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
-78 m²/s²
0-3 km storm-relative helicity
49 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 120151
FFWBTV
VTC025-027-120545-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE BURLINGTON VT
850 PM EST WED MAR 11 1992
 
THE NATIONAL WEATHER SERVICE IN BURLINGTON VT HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL 1245 AM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...S...
 
IN SOUTHEAST VERMONT
 
   ...WINDHAM COUNTY...WINDSOR COUNTY
 
AT 845 PM FLOODING CONTINUE ALONG ROUTES 12 AND 14 IN WINDSOR COUNTY
IN BETHEL...SHARON AND ROYALTON. FLOODING CONTINUED IN WINDHAM COUNTY
IN LONDONDERRY...ALONG ROUTE 100...NORTH INTO WESTON IN WINDSOR
COUNTY.
 
THESE ROADS WILL CONTINE UNDERWATER...AS THE WEST AND WHITE RIVERS
CONTINUE TO FLOOD AS THE RESULT OF ICE JAMS. BE PREPARED FOR RAPIDLY
RISING WATER ALONG THESE RIVERS.
 
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY. MOVE TO HIGHER GROUND TO ESCAPE FLOOD
WATERS. DO NOT STbAY IN AREAS SUBJECT TO FLOODING.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 11, 8:31 PM ESTFlash Flood WarningBTVChittenden6 hr
Mar 11, 8:40 PM ESTFlash Flood WarningBTVCaledonia, Lamoille, Orleans4 hr
Mar 12, 12:00 AM ESTFlash Flood WarningBTVWindsor10 hr
Mar 12, 12:28 AM ESTFlash Flood WarningBTVCaledonia, Orange, Washington, Windsor10 hr
Mar 12, 12:28 AM ESTFlash Flood WarningBTVChittenden, Franklin, Lamoille10 hr
Mar 12, 12:28 AM ESTFlash Flood WarningBTVWindham10 hr
Mar 12, 10:35 AM ESTFlash Flood WarningBTVChittenden, Franklin5 hr
Mar 12, 10:35 AM ESTFlash Flood WarningBTVWindham, Windsor5 hr
Mar 12, 3:33 PM ESTFlash Flood WarningBTVWindham, Windsor6 hr
Mar 12, 3:33 PM ESTFlash Flood WarningBTVChittenden6 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.