A cold front moved across northern Vermont in a very moisture laden atmosphere during the afternoon of July 9th. Scattered thunderstorms with locally heavy rainfall occurred over a large portion of Vermont, but wind damage was isolated.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS BTV wrote it up.
A cold front moved across northern Vermont in a very moisture laden atmosphere during the afternoon of July 9th. Scattered thunderstorms with locally heavy rainfall occurred over a large portion of Vermont, but wind damage was isolated. A severe thunderstorm produced localized damaging winds that knocked down several trees throughout Lyndonville.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Burlington, VT wrote its last area forecast discussion before the first event at Jul 9, 1:28 PM EST, 22 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BURLINGTON VT 228 PM EDT WED JUL 9 2008 .SYNOPSIS... A WARM...MOIST...AND UNSTABLE AIRMASS...COMBINED WITH AN APPROACHING COLD FRONT...WILL RESULT IN THE DEVELOPMENT OF SHOWERS AND THUNDERSTORMS TODAY. SOME OF THESE STORMS WILL HAVE THE POTENTIAL TO PRODUCE DAMAGING WINDS...SMALL HAIL...AND LOCALLY HEAVY AMOUNTS OF RAINFALL. THE FRONT WILL EXIT THE REGION TONIGHT...WITH ANY SHOWERS AND THUNDERSTORMS COMING TO AN END. HIGH PRESSURE WILL BRING COOLER AND DRIER CONDITIONS TO THE NORTH COUNTRY ON THURSDAY. && .NEAR TERM /UNTIL 6 PM THIS EVENING/... AS OF 1100 AM EDT WEDNESDAY...STILL LOOKING AT THE POTENTIAL FOR STRONG TO POSSIBLY SEVERE THUNDERSTORMS THIS AFTERNOON. SETUP FOR SEVERE IS NOT PERFECT AS KEY ELEMENTS MAY NOT BE JUXTAPOSED... NAMELY THE DEEP LAYER SHEAR AND BEST INSTABILITY. CLOUD SHIELD MOVING ACROSS THE REGION AT THE MOMENT WILL CONTINUE TO SPREAD EAST AS THE DAY WEARS ON WITH BEST INSTABILITY CONFINED TO EASTERN VERMONT AND POINTS SOUTH AND EAST. MORNING SOUNDING AT ALBANY SHOWS WARMER MID LEVELS AND THIS IS WHAT WILL LIMIT CAPE FROM BEING SIGNIFICANT TODAY. MEANWHILE...DEEP LAYER SHEAR IS LAGGING A BIT BEHIND AND WILL BE STRONGEST NEAR THE CANADIAN BORDER. NEVERTHELESS...SHEAR IS STRONGER THAN YESTERDAY AND THAT WILL HELP TO ORGANIZE SOME OF THE STORMS. PRECIPITABLE WATER VALUES APPROACHING TWO INCHES SUPPORTS THE IDEA FOR VERY HEAVY DOWNPOURS. HIGH FREEZING LEVEL SUGGESTS THREAT FOR HAIL IS SMALL. OVERALL FORECAST ON TRACK AND WILL CONTINUE WITH ENHANCED WORDING AND SEE HOW EVENT PLAYS OUT. STORMS FORMING OVER EASTERN NEW YORK WILL LIKELY HAVE THE BEST POTENTIAL TO BECOME ORGANIZED AND THUS WE ARE GETTING INTO THE PERIOD WHERE STORMS COULD HAVE AN IMPACT...WHICH IS RIGHT ON TIME WITH CURRENT FORECAST. && .SHORT TERM /6 PM THIS EVENING THROUGH FRIDAY NIGHT/... AS OF 430 AM EDT WEDNESDAY...THE CHANCE OF SHWRS/THUNDERSTORMS WILL CONTINUE EARLY TONIGHT AS CDFNT MOVES ACRS THE REGION...ALTHOUGH THE THREAT OF STRONG OR SEVERE STORMS IS LESS DUE LESS INSTABILITY. DRIER AIRMASS BUILDS INTO THE REGION OVERNIGHT AFTER FROPA. SFC HIGH PRESSURE BUILDS EAST FROM THE GRTLKS THURS/THURS NITE. SERIES OF UPPER LEVEL SHRTWVS WILL RESULT IN SOME CLOUDY PERIODS HOWEVER...BUT CHANCES FOR ANY SHOWER ACTIVITY RATHER LOW AS AIRMASS RATHER DRY. BRISK WESTERLY WINDS THURS WILL DIMINISH THURS NITE AS HIGH PRESSURE MOVES INTO THE FA. THIS HIGH WILL REMAIN OVER THE AREA ON FRIDAY. EXPECT TEMPS SLIGHTLY BELOW NORMAL DURING THIS PERIOD. && .LONG TERM /SATURDAY THROUGH TUESDAY/... AS OF 228 PM EDT WEDNESDAY...FAIRLY NICE EXTENDED PORTION OF THE FORECAST ON TAP FOR THE NORTH COUNTRY GOING INTO THE UPCOMING WEEKEND. HIGH PRESSURE OFF THE EAST COAST DURING THE DAY. THIS WILL PUT THE ENTIRE REGION UNDER SSW...WITH GD WAA WORKING INTO THE AREA. 850 TEMPS WILL RANGE FROM 16-20C...PUTTING MUCH OF THE AREA INTO THE 80S FOR MAX TEMPS. WARM AIR WILL REMAIN OVER THE REGION GOING INTO THE EVENING HRS...AHEAD OF APPROACHING CD FRNT WHICH WILL BE OVER THE GREAT LKS REGION SAT NGT. WITH SFC LOW TRACKING THRU CENTRAL QUEBEC ON SUNDAY...SFC FRNT WILL SLOWLY TRUDGE EASTWARD DURING THE DAY SUNDAY...ON INTO THE EVENING HRS. SIMILAR SET UP TO CURRENT FRNTL PASSAGE TODAY...THUS SHOULD TRIGGER A ROUND OF TRW ALONG THE BOUNDARY...ESPECIALLY DURING THE AFTERNOON. EXPECTING BEST CHANCES IN NY BFR NOON/EARLY AFTNOON...AND IN VT AFTNOON/EARLY EVENING. HAVE KEPT LINGERING RW FOR E VT FOR MON MORNING...CLRING OUT BY MIDDAY AS SFC RIDGE BUILDS OVER THE AREA BY MONDAY AFTERNOON...RIGHT INTO MIDWEEK. && .AVIATION /19Z WEDNESDAY THROUGH MONDAY/... THROUGH 18Z THURSDAY...W/ FRONT MVG THRU THE REGION TO AROUND 00Z THURS...COND WILL VARY AT ALL SITES FROM VFR DOWN TO IFR IN RW/TRW. CEILINGS WILL BE BLW 3KFT DURING THIS TIME. WHEN NO RW/TRW...VSBY WILL RANGE FROM 3-5SM IN FG/HZ. AFT 00Z THURS...COND WILL MAINLY BE VFR W/ VCTS TIL 02Z...BUT SOME LIFR/VLIFR COND AT MPV/SLK 06Z-12Z DO TO FG(VSBY BLW 3SM AND CEILINGS BLW OVC010). ANY SOUTH WINDS WILL BEGIN TO SHIFT TO THE WNW DURING THE FRNTL PASSAGE MAINLY 5-15KTS...HOWEVER IN VCTY OF ANY TRW...VRB20G35KT POSSIBLE. AFT 12Z THURS...ALL SITES VFR W/ SCT CLD COVER. HIR TRRN WILL BE OBSCD. 18Z THURSDAY THROUGH SATURDAY...MID/UPPER LVL TROF WL DEVELOP BEHIND SFC COLD FRNT ON THURS INTO FRIDAY WITH BUILDING SFC HIGH PRES. HOWEVER...WEAK 5H VORT IN FLW ALOFT WL INTERACT WITH STEEP LAPSE RATES AND COLD POOL ALOFT TO PRODUCE SOME SCATTERED AFTN SHOWERS ON THURS. A BRIEF PERIOD OF MIFR TO IFR CONDITIONS WL BE POSSIBLE...ESPECIALLY AT MPV/SLK. SOME PATCHY VALLEY FOG WL BE POSSIBLE THURS MORNING AND AGAIN ON FRIDAY MORNING AT MPV/SLK. OTHERWISE...VFR CONDITIONS ARE EXPECTED THRU SATURDAY. && .EQUIPMENT... THE ASOS AT MASSENA (KMSS) IS INOPERATIVE...ONLY ALTIMETER IS BEING REPORTED. TECHNICIANS ARE AWARE OF THE PROBLEM. IN ADDITION...THE MASSENA ASOS WILL BE OUT OF SERVICE FROM TUESDAY JULY 8 THROUGH JULY 17. && .BTV WATCHES/WARNINGS/ADVISORIES... VT...NONE. NY...NONE. && SYNOPSIS...RJS NEAR TERM...EVENSON SHORT TERM...RJS LONG TERM...JN AVIATION...JN/TABER EQUIPMENT...
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BURLINGTON VT 1107 AM EDT WED JUL 9 2008 NYZ026>031-034-035-087-VTZ001>012-016>019-101515- NORTHERN ST. LAWRENCE-NORTHERN FRANKLIN-EASTERN CLINTON- SOUTHEASTERN ST. LAWRENCE-SOUTHERN FRANKLIN-WESTERN CLINTON- WESTERN ESSEX-EASTERN ESSEX-SOUTHWESTERN ST. LAWRENCE-GRAND ISLE- WESTERN FRANKLIN-ORLEANS-ESSEX-WESTERN CHITTENDEN-LAMOILLE-CALEDONIA- WASHINGTON-WESTERN ADDISON-ORANGE-WESTERN RUTLAND-WINDSOR- EASTERN FRANKLIN-EASTERN CHITTENDEN-EASTERN ADDISON-EASTERN RUTLAND- 1107 AM EDT WED JUL 9 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN NEW YORK...CENTRAL VERMONT...NORTHEAST VERMONT...NORTHWEST VERMONT AND SOUTHERN VERMONT. .DAY ONE...THIS AFTERNOON AND TONIGHT SHOWERS OVER NORTHEAST NEW YORK STATE LATE THIS MORNING WILL MOVE EAST AND NORTHEAST. THESE SHOWERS WILL LIKELY INTENSIFY INTO THUNDERSTORMS THIS AFTERNOON AS THEY INTERACT WITH AN INCREASINGLY UNSTABLE AIR MASS. AN APPROACHING COLD FRONT ALONG WITH AN UPPER LEVEL DISTURBANCE WILL HELP THE THUNDERSTORMS BECOME STRONGER AND THIS WILL RESULT IN THE POTENTIAL FOR STRONG GUSTY WINDS...HEAVY DOWNPOURS...AND SMALL HAIL WITH ANY OF THE THUNDERSTORMS. THE MOST LIKELY AREAS TO EXPERIENCE THESE STRONG OR SEVERE THUNDERSTORMS WILL BE ACROSS MUCH OF VERMONT AS WELL AS CLINTON AND ESSEX COUNTIES OF NEW YORK. EXPECT LOCALIZED RAINFALL AMOUNTS OF 1 TO 2 INCHES OF RAIN IN A SHORT PERIOD OF TIME WITH THE STORMS. THE THREAT FOR THUNDERSTORMS WILL DIMINISH LATER TONIGHT AS THE COLD FRONT MOVES EAST OF THE AREA. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON. EVENSON
The Burlington radar (KCXX), 92 km away, was scanning. The volume nearest the first event began at 18:49 UTC.
1 thunderstorm wind. Local standard time, as filed.
Several downed trees and snapped trees in Lyndonville, including Lyndon State College, East Burke Road and Center Road.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Vermont in 2008Every state in 2008This day in weather historyWarnings in Vermont, July 2008
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 127353.