Alert archive / Vermont / Flash Flood Warnings in 2012
Flash Flood Warning 5, NWS Burlington, VT
NWS Burlington, VT issued this flash flood warning at Aug 9, 2012, 6:26 PM EDT for Addison County, Rutland County, Vermont; Essex County, New York. It was in force for 3 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 9, 2012, 6:26 PM EDT (22:26 UTC)
- Expired
- Aug 9, 2012, 9:31 PM EDT
- In force
- 3 hr
- Issued by
- NWS Burlington, VT
- Area
- Storm-based polygon
- Flood severity
- None
Counties Essex County, NY, Addison County, VT, Rutland County, VT
The radar
The Burlington radar (KCXX), 74 km from the middle of the area, began a volume at 22:30 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 | Remark |
|---|---|---|---|
| Aug 9, 8:49 PM EDT | FLASH FLOOD | 2 N Ticonderoga, NY | HIGH WATER AT INTERSECTION OF CHARBONEAU AND DELANO ROADS |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 10.4 hours before the alert went out and 135 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
- 780 J/kg
- Mixed-layer CIN
- -89 J/kg
- Mixed-layer LCL
- 965 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 72 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
286 WGUS51 KBTV 092226 FFWBTV NYC031-VTC001-021-100315- /O.NEW.KBTV.FF.W.0005.120809T2226Z-120810T0315Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BURLINGTON VT 626 PM EDT THU AUG 9 2012 THE NATIONAL WEATHER SERVICE IN BURLINGTON HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHEASTERN ESSEX COUNTY IN NORTHERN NEW YORK... SOUTHWESTERN ADDISON COUNTY IN CENTRAL VERMONT... EXTREME NORTH CENTRAL RUTLAND COUNTY IN SOUTHERN VERMONT... * UNTIL 1115 PM EDT. * AT 610 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT BETWEEN 1.5 AND 3.0 INCHES OF RAIN HAS FALLEN IN THE WARNING AREA FROM CHILSON...TO NEAR TICONDEROGA...SHOREHAM AND SALISBURY. ADDITIONAL SHOWERS AND THUNDERSTORMS WITH OCCASIONAL HEAVY RAINFALL WILL CONTINUE TO TRAVERSE THIS AREA THROUGH 8 PM. THIS ADDITIONAL RAINFALL IS CAPABLE OF PRODUCING FLASH FLOODING. SMALL CREEKS AND STREAMS WILL EXPERIENCE RAPID RISES. CULVERTS AND ROADSIDE DITCHES MAY BE OVERWHELMED BY WATER. ROAD WASHOUTS ARE POSSIBLE...ESPECIALLY ON BACK ROADS AND UNPAVED SURFACES. CITY STREET AND BASEMENT FLOODING IS ALSO POSSIBLE. IF YOU ENCOUNTER FLOODING...SEEK HIGHER GROUND IMMEDIATELY. WHEN YOU CAN DO SO SAFELY PLEASE REPORT ANY FLOODING TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1 800 8 6 3 4 2 7 9...OR BY SUBMITTING A STORM REPORT AT WEATHER.GOV/BURLINGTON. PRECAUTIONARY/PREPAREDNESS ACTIONS... DO NOT DRIVE INTO AREAS WHERE THE WATER COVERS THE ROADWAY...THE ROAD MAY BE WASHED AWAY BENEATH THE WATER SURFACE...AND IT ONLY TAKES A FEW INCHES OF FLOWING WATER TO CARRY AWAY YOUR VEHICLE. TURN AROUND...DONT DROWN! A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING... AND IMMEDIATE ACTION MUST BE TAKEN TO PROTECT LIFE AND PROPERTY. && LAT...LON 4379 7367 4393 7368 4401 7302 4381 7301 $$ JMG
2 follow-up statements
158 WGUS71 KBTV 100034 FFSBTV FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BURLINGTON VT 834 PM EDT THU AUG 9 2012 NYC031-VTC001-021-100315- /O.CON.KBTV.FF.W.0005.000000T0000Z-120810T0315Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ ESSEX NY-ADDISON VT-RUTLAND VT- 834 PM EDT THU AUG 9 2012 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT FOR SOUTHEASTERN ESSEX COUNTY IN NORTHERN NEW YORK...AND SOUTHWESTERN ADDISON COUNTY IN CENTRAL VERMONT...AND EXTREME NORTH CENTRAL RUTLAND COUNTY IN SOUTHERN VERMONT... LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO RURAL AREAS OF EXTREME NORTH CENTRAL RUTLAND...SOUTHEASTERN ESSEX AND SOUTHWESTERN ADDISON COUNTIES. OVER THE PAST HOUR...RAINFALL RATES HAVE ABATED IN THE WARNING AREA. HOWEVER...LIGHT TO MODERATE RAIN CONTINUES. WHILE THE THREAT OF FLASH FLOODING IS DIMINISHING...LOCAL ROAD WASHOUTS AND AREAS OF HIGH WATER ARE STILL POSSIBLE. IF YOU ENCOUNTER FLOODING...SEEK HIGHER GROUND IMMEDIATELY. WHEN YOU CAN DO SO SAFELY PLEASE REPORT ANY FLOODING TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1 800 8 6 3 4 2 7 9...OR BY SUBMITTING A STORM REPORT AT WEATHER.GOV/BURLINGTON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING... AND IMMEDIATE ACTION MUST BE TAKEN TO PROTECT LIFE AND PROPERTY. && LAT...LON 4379 7367 4393 7368 4401 7302 4381 7301 $$ JMG
124 WGUS71 KBTV 100131 FFSBTV FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BURLINGTON VT 931 PM EDT THU AUG 9 2012 NYC031-VTC001-021-100139- /O.CAN.KBTV.FF.W.0005.000000T0000Z-120810T0315Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ ESSEX NY-ADDISON VT-RUTLAND VT- 931 PM EDT THU AUG 9 2012 ...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR SOUTHEASTERN ESSEX COUNTY IN NORTHERN NEW YORK...AND SOUTHWESTERN ADDISON COUNTY IN CENTRAL VERMONT...AND EXTREME NORTH CENTRAL RUTLAND COUNTY IN SOUTHERN VERMONT... HEAVY RAINFALL HAS ENDED ACROSS THE AREA. HOWEVER...WHILE THE FLASH FLOOD THREAT HAS ENDED...THE HAZARDS CREATED BY EARLIER HEAVY RAINFALL WILL REMAIN. STREAMS WILL CONTINUE TO RUN HIGH OVERNIGHT...AND SECONDARY ROADS AND CULVERTS MAY HAVE BEEN DAMAGED OR WASHED OUT. OBEY ALL ROAD CLOSURE SIGNS...THEY ARE THERE FOR YOUR SAFETY. DO NOT DRIVE THROUGH FLOOD DAMAGED AREAS. LAT...LON 4379 7367 4393 7368 4401 7302 4381 7301 $$ JMG
The office that day
Everything else NWS Burlington, VT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 9, 1:51 PM EDT | Severe Thunderstorm Warning | BTV | Addison | 84 min |
| Aug 9, 3:16 PM EDT | Special Weather Statement | BTV | Addison | 59 min |
| Aug 9, 4:14 PM EDT | Special Weather Statement | BTV | Addison | 61 min |
| Aug 9, 4:45 PM EDT | Special Weather Statement | BTV | Caledonia | 60 min |
| Aug 9, 5:00 PM EDT | Special Weather Statement | BTV | Addison | 3 hr |
| Aug 9, 7:48 PM EDT | Special Weather Statement | BTV | Orleans | 57 min |
| Aug 9, 1:30 PM EDT | Special Weather Statement | BTV | Franklin | 60 min |
Nearby
Flash Flood Warnings in Vermont, 2012Flash Flood Warnings in New York, 2012Every flash flood warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.