Vermont, 2007

Winter Storm in Vermont, March 2, 2007

March 2, 2007 · NWS BTV · 8 events in 8 counties and zones

A large storm system moved from the Mississippi River valley on the 1st into the Great Lakes on the 2nd, before dissipating north of the Great Lakes on the 3rd. Meanwhile, low pressure developed over the mid-Atlantic coast on the morning of the 2nd, along a boundary that extended from the Great Lakes storm, and moved across eastern New England by nightfall.

Where it happened

Every event with a place to put it; 7 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
$50,000
Crop damage
None recorded
Events
8

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.

What happened

The episode as NWS BTV wrote it up.

A large storm system moved from the Mississippi River valley on the 1st into the Great Lakes on the 2nd, before dissipating north of the Great Lakes on the 3rd. Meanwhile, low pressure developed over the mid-Atlantic coast on the morning of the 2nd, along a boundary that extended from the Great Lakes storm, and moved across eastern New England by nightfall. Snow moved into central and eastern Vermont after midnight on the 2nd and mixed with sleet and freezing rain at times before ending by early evening.|The combined snow and sleet accumulations across central and eastern Vermont ranged from 6 to 8 inches in the valleys, due to some downslope winds, to over a foot in the favorable upslope regions along the east facing slopes of the higher terrain. The heavy wet snow and mixed precipitation created some treacherous road conditions during the morning and evening commutes that caused numerous vehicle accidents.|Some specific accumulations include; 6 inches in East Haven (Essex), Cambridge (Lamoille) and Woodbury (Washington), 7 inches in East Burke (Caledonia), Strafford (Orange), Newport (Orleans), Berlin and Plainfield (Washington), 8 inches in Chelsea (Orange), Calais (Washington) and Woodstock (Windsor), 9 inches in Stannard (Caledonia) and Montpelier (Washington), 10 inches in Sharon and Hartland (Windsor), 11 inches in Sutton (Caledonia), Island Pond (Essex), Jeffersonville (Lamoille), Brookfield (Orange), Northfield and Waterbury (Washington) and Springfield (Windsor), 12 inches in Jay (Orleans), Worcester (Washington), Pittsfield (Rutland) and Chester (Windsor), 13 inches in Walden (Caledonia) with 15 inches in Bethel (Windsor) and Wheelock (Caledonia).

What forecasters said that day

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 Mar 1, 10:34 PM EST, 3 hours 26 minutes earlier.

Area forecast discussion, Mar 1, 10:34 PM EST, 3 hours 26 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE BURLINGTON VT
1034 PM EST THU MAR 1 2007

.SHORT TERM /REST OF TONIGHT/...
OBSERVED 00Z 850 MB UPPER AIR ANALYSIS REALLY SHOWS THE STRONG
WARM AIR ADVECTION DEVELOPING OVER THE NORTHERN PORTIONS OF THE
MID ATLANTIC REGION TONIGHT. VAD WIND PROFILES OVER THIS AREA AND
POINTS NORTH INTO NEW ENGLAND CONTINUE TO SHOW THE STRENGTHENING
WARM AIR ADVECTION. RADAR TRENDS SHOW PRECIPITATION INCREASING IN
AREAL COVERAGE AND SPREADING NORTHWARD. SO GOING FORECAST OF
WIDESPREAD SNOW OVER THE AREA OVERNIGHT LOOKS REAL GOOD AND SEE NO
REASON TO MAKE ANY MAJOR CHANGES TO THE FORECAST. SNOW
ACCUMULATIONS OVERNIGHT LOOK RIGHT ON TRACK ALONG WITH WINTER
STORM WARNINGS. ONLY NOTICEABLE CHANGE TONIGHT IS TO RAISE
TEMPERATURES RATHER NOTICEABLY AS TEMPERATURES REMAIN IN THE 20S
ALL NIGHT. REMAINDER OF FORECAST LOOKS REAL GOOD WITH THE IDEA OF
SOME LIGHT MIXED PRECIPITATION FROM MID MORNING TO EARLY
AFTERNOON...THEN THE SECOND BURST OF SNOW LATE IN THE DAY. AGAIN
ALL OF THIS IS COVERED WELL IN THE GOING FORECAST.

&&

.PREV DISCUSSION... /ISSUED 310 PM EST THU MAR 1 2007/

SYNOPSIS...
WATER VAPOR THIS AFTN SHOW LARGE DEVELOPING STORM SYSTEM ACRS THE
CENTRAL UNITED STATES WITH PLENTY OF MID/UPPER LVL MOISTURE BEING
ADVECT TOWARD THE NE CONUS. BASED ON LIGHTNING ACTIVITY AND
DARKENING ON LATEST VAPOR TRENDS...THIS SYSTEM HAS PLENTY OF
DYNAMICS AND JET STREAM ENERGY TO WORK WITH AS IT APPROACHES OUR FA.
INTERESTING NOTE...THAT LIGHTNING HAS BEEN DETECTED AS FAR NORTH AS
CENTRAL/SOUTHERN MI THIS MORNING ASSOCIATED WITH STRONG LLVL JET AND
DEVELOPING MID LVL WAA/INSTABILITY ALOFT. OTHERWISE...WATCHING
EXPANDING DRY SLOT FROM SOUTHERN PLAINS PUSH INTO THE LOWER OHIO
VALLEY THIS AFTN...WHICH COULD CUT BACK ON QPF AMOUNTS ACRS OUR CWA
ON FRIDAY. BASED ON VAPOR TRENDS CENTER OF MID/UPPER LVL CIRCULATION
IS LOCATED NEAR IOWA/MISSOURI STATE LINES WITH SOME NEGATIVE TILT
NOTICED AS STRONG S/W ENERGY WRAPS INTO THE SYSTEM. OTHERWISE...COOL
NW FLW ALOFT CONTS ACRS NE CONUS WITH PLENTY OF DRY AIR LIFTING INTO
NORTHERN NEW ENGLAND THIS AFTN.

SFC ANALYSIS PLACES 980MB LOW PRES OVER CENTRAL IOWA AT 20Z WITH A
STRONG SFC WARM FRONT EXTENDING FROM LOW PRES INTO CENTRAL IL/IN
ATTM. THIS WARM FRNT SEPARATES A 66F AT ST. LOUIS TO MID 30S AT
CHICAGO AND UPPER 20S ACRS CENTRAL MICHIGAN THIS AFTN...WITH A WELL
DEFINED WIND SHIFT. LATEST 3HR PRES FALLS INDICATES LOW PRES
TRACKING NE TOWARD THE SOUTHERN GREAT LAKES ATTM WITH SOME WEAK
SECONDARY PRES FALLS NOTED OVER THE SOUTHERN OHIO VALLEY AT 18Z.
MEANWHILE...STRONG CANADIAN HIGH PRES HAS PROVIDE OUR FA WITH PLENTY
OF SUNSHINE AND DWPT IN THE SINGLE DIGITS THIS AFTN. TEMPS HAVE
WARMED INTO THE 20S MOST LOCATIONS WITH A WEAK NORTHERLY WIND.

BASED ON UPPER AIR DATA FROM 12Z THIS MORNING FEEL GFS HAS
INITIALIZED BETTER WITH 925MB/850MB AND 700MB THERMAL PROFILES ACRS
THE GREAT LAKES AND NE CONUS. 12Z SOUNDING SHOWED 85H TEMPS ALREADY
-1C AT DTX...WITH A 925MB TEMPS OF -4C AND A SOUTHERLY 850MB JET OF
40KNTS. MEANWHILE 60KNOTS AT KILM IN SOUTHERN OHIO WAS NOTED. THIS
STRONG JET WL HELP TO ADVECT MID LVL WARM AIR INTO OUR FA.
OTHERWISE...BOTH GFS/NAM INITIALIZED WELL WITH MID/UPPER LVL
FEATURES AND ASSOCIATED MOISTURE ADVECTION. PW ANALYSIS SHOWS VALUES
APPROACHING 1.00 ACRS THE OHIO VALLEY ADVECTING TOWARD OUR FA.

SHORT TERM /TONIGHT THROUGH FRIDAY NIGHT/...
SHORT TERM CHALLENGE WL BE TRACK OF SFC LOW PRES AND HOW MUCH MID
LVL WARMING TAKES PLACES ACRS CENTRAL/SOUTHERN VT ON FRIDAY...BEFORE
WRAP AROUND CAA DEVELOPS. OVERALL MODELS IN VERY GOOD AGREEMENT WITH
TAKING PRIMARY SFC LOW FROM SOUTHERN/CENTRAL IOWA THIS AFTN INTO THE
SOUTHERN GREAT LAKES BY FRIDAY MORNING. MEANWHILE...SFC WARM FRNT WL
BECM OCCLUDED OVER WESTERN NY/MID ATLANTIC STATES BY 12Z FRIDAY
WITH SECONDARY COASTAL DEVELOPMENT TAKING PLACE NEAR NYC BY 18Z
FRIDAY. WITH PRIMARY LOW PRES TRACKING WEST OF FA...FEEL STRONG
SOUTHERLY 850 TO 700 MB FLW OF 50 TO 60 KNOTS WL PUSH WARM AIR WITH
TEMPS ABOVE 0C IN CENTRAL VT BY FRIDAY MORNING. THIS IS SHOWN VERY
NICELY IN THE GFS MODELS. MEANWHILE...NAM KEEPS COMPLETE THERMAL
PROFILE BLW 0C THROUGHOUT THE ENTIRE EVENT...WITH MIXED PRECIP
SOUTH OF ADDISON TO ORANGE COUNTY LINE. HOWEVER...BOTH SHOW 540DAM
LINE FROM 1000-500MB THICKNESS FIELDS WELL INTO SOUTHERN CANADA AND
THAT WOULD SUPPORT A MIX OF SLEET AND SNOW...EVEN ACRS NORTHERN ZNS.
FOR FURTHER DETAILS ON MESOSCALE ANALYSIS SEE MESO DISCUSSION BELOW.

OTHERWISE...INITIAL SURGE OF MOISTURE/LIFT WL BE VERY STRONG AND WL
PRODUCE A BAND OF MODERATE TO HEAVY SNOW ACRS OUR CWA FROM SW TO NE
TONIGHT. BOTH GFS/NAM IN VERY GOOD AGREEMENT SHOWING STRONG 7H FGEN
FORCING...ALONG WITH IMPRESSIVE 850-500MB Q-VECTOR CONVERGENCE...AND
GOOD MID LVL MOISTURE ADVECTION...WITH PWS APPROACHING 0.75 BY 12Z
FRIDAY. BASED ON 850-700MB UVVS AND 1000-500MB RH FIELDS FEEL
INITIAL BAND OF MODERATE TO HEAVY SNOW WL START ACRS SOUTHERN
SLV...SOUTHERN DACKS...AND SOUTHERN VT BTWN 10PM-MIDNIGHT...INTO
CENTRAL DACKS AND CENTRAL VT/CPV BTWN MIDNIGHT-2AM...AND ACRS
NORTHERN CPV/VT BY 4AM. BY 8AM FRIDAY WOULD EXPECT 3 TO 5 INCHES
ACRS MOST LOCATIONS WITH 2 TO 4 INCHES POSSIBLE ACRS THE NORTHERN
AREAS.

BY FRIDAY MORNING...ENOUGH WARM AIR ALOFT ADVECTS INTO FA PER LATEST
SOUNDING DATA TO CHANGE PRECIP OVER TO A MIX OF SNOW AND SLEET. IN
ADDITION...BOTH GFS/NAM SHOW SIGNIFICANT DRY SLOT MOVING FROM
CENTRAL NY/PA INTO CENTRAL/EASTERN VT BY 15Z. THIS WOULD SUPPORT
PRECIP...TAPERING OFF TO A PERIOD OF LIGHT FREEZING DRIZZLE...ACRS
MOST LOCATIONS. MEANWHILE...AS COASTAL SYSTEM DEVELOPS AND MOVES NE
TOWARD SOUTHERN NEW ENGLAND BY 00Z SATURDAY...MORE COLD AIR WL WRAP
BEHIND SYSTEM. LATEST MODEL TRENDS HAVE SUGGESTED MORE MOISTURE/LIFT
WRAPPING BACK INTO OUR FA...OVER THE PAST SEVERAL RUNS...WHICH WL
SHOW TRENDS IN THE LATEST FCST/GRIDS. HOWEVER...FEEL WRAP AROUND
MOISTURE/QPF WL BE LIMITED DUE TO FAST PROGRESSION OF SYSTEM AND NO
CUTOFF CIRCULATION ON 850MB/700MB/ OR 500MB. IN ADDITION...FEEL
STRONG SE DOWNSLOPING WINDS OF 20 TO 30 MPH WITH GUSTS TO 45 MPH WL
DEVELOP FROM A JAY PEAK TO RUTLAND LINE ON FRIDAY...ASSOCIATED WITH
950 TO 900MB WINDS OF 40 TO 50 KNOTS AND GOOD POTENTIAL FOR MIXING.

P-TYPE AND MESOSCALE ASPECTS OF FRIDAY/S SYSTEM...

FORCING AND P-TYPE THROUGH MID-AFTN FRIDAY: WIDESPREAD STEADY
SNOWFALL WILL BREAK OUT FROM SW-NE ACROSS THE FORECAST AREA
BEGINNING BETWEEN 04Z-07Z TONIGHT. LOW-LEVELS ARE INITIALLY
DRY...BUT SHOULD SATURATE RAPIDLY GIVEN STRONG MOISTURE ADVECTION
AND LARGE-SCALE UVV. SLY WIND FIELDS INCR EXTREMELY RAPIDLY
OVERNIGHT...WITH 850-700MB FLOW INCREASING TO 60-80KTS AS FORECAST
AREA BECOMES EMBEDDED IN CYCLONE WARM CONVEYOR BELT. ASSOCIATED
LOW-MID LEVEL ASCENT THROUGH WAA / ISENTROPIC LIFT WILL YIELD
INITIAL 4-6 HR PERIOD OF STEADY...AND BRIEFLY HVY SNOW. THROUGH
12Z...THIS INITIAL SURGE OF FORCING/UVV SHOULD BRING A GENERAL 2-5
OF SNOW TO THE FORECAST AREA.

STARTING AROUND 12Z...IT WILL BE DIFFICULT TO KEEP THERMAL PROFILES
SUPPORTIVE OF SNOW GIVEN SLY FLOW OF 60-80KTS. WE ALSO NOTE
CONTINUED PRESENCE OF 1000-500MB THICKNESS LINE ALONG OR NORTH OF
CANADIAN BORDER IN 12Z GUIDANCE SUITE BETWEEN 15Z AND 18Z TOMORROW.
NAM PROFILES CONTINUE TO BE COLDER...BUT VERY DEEP LAYER NEAR 0C
AND STRENGTH OF SLY FLOW SUGGESTS IT IS UNDERDONE IN TERMS OF SHOWING
A MELTING LAYER SOMEWHERE BETWEEN 825-750MB. WE ARE GOING WITH
WARMER THERMODYNAMIC PROFILES DURING THE DAY FRIDAY...SIMILAR TO
WHAT IS SHOWN BY 12Z GFS.

THUS...WE/LL SEE A TRANSITION TO ALL SLEET FIRST ACROSS NRN NY AND
S-CENTRAL VT...AND GRADUALLY SPREADING NWD ACROSS ENTIRE CWA DURING
THE LATE MORNING HRS. BY THAT TIME...THE WARM CONVEYOR BELT WILL BE
SHIFTING EWD...AND FORECAST AREA WILL EMERGE INTO MID-LEVEL DRY
SLOT. THIS SUGGESTS A PROLONGED PERIOD OF INTERMITTENT SLEET AND
AREAS OF FREEZING DRIZZLE FROM MID-MORNING THRU MID-AFTN...WITH
ABUNDANT LOW CLOUDS. PRECIPITATION MAY BECOME MORE SCATTERED.
A LIGHT ICE ACCUMULATION IS POSSIBLE DURING THIS TIME
FRAME...ESPECIALLY SOUTH OF A 1V4-MPV-BTV-SLK LINE.
OTHERWISE...PERHAPS A FEW SPOTS SEE 1-2 INCHES OF ADDITIONAL
SLEET/ISOLD SNOW FAR NERN VT...BUT CONDITIONS LOOK VERY MARGINAL FOR
MUCH SIGNIFICANT ACCUMULATION FROM MID MORNING THRU MID AFTN OF ANY
SNOW.

SHADOWING: EVEN THOUGH THERMAL PROFILES WOULD SUPPORT SNOW LONGEST
TOMORROW MORNING IN NERN VT...OROGRAPHIC SHADOWING/DOWNSLOPING IN
THE LEE OF THE WHITE MTNS LOOKS STRONG AS 850MB FLOW AT ST.
JOHNSBURY BECOMES SE AT 75-80KTS BY 18Z. THIS WILL CUT DOWN ON
PRECIPITATION RATES FOLLOWING EARLY MORNING BATCH OF WAA
PRECIPITATION...WITH JUST LIGHT INTERMITTENT SLEET FREEZING RAIN FOR
A TIME IN THE LWR PASSUMPSIC/UPR CONNECTICUT RIVER VALLEY...ROUGHLY
16-21Z. WRN CALEDONIA COUNTY THROUGH ORLEANS COUNTY SHOULD BE LESS
AFFECTED BY THE SHADOWING WITH FLOW BECOMING UPSLOPE INTO THOSE
SECTIONS.

WRAPAROUND PRECIP/CHAMPLAIN VLY CONVERGENCE: 12Z MODEL SUITE HAS
COME INTO BETTER AGREEMENT ON WRAP AROUND PRECIPITATION AS
SECONDARY LOW TRACKS FROM NYC AT 18Z...TO NEAR PWM AT 00Z. 850-700MB
FLOW FIELDS BECOME STRONGLY CONVERGENT VCNTY NRN DACKS/CHAMPLAIN VLY
DURING THE LATE AFTN/EARLY EVENING. 500MB HGT FALLS MAXIMIZE ACROSS
THE REGION AROUND 00Z...WITH 20-22DM/12HR FALLS. BELIEVE WE/LL SEE
SUFFICIENT DYNAMIC COOLING AND TOWARD THE END OF THE EVENT TO YIELD
A BURST OF HVY SNOW...WITH A RENEWED MOISTENING OF THE DEEP-COLUMN.
AS SFC WINDS BECOME NLY AROUND 00Z...WELL SEE ADDED PRECIP
ENHANCEMENT WITH CHAMPLAIN VLY CONVERGENCE ZONE...WITH SOME NARROW
N-S REFLECTIVITY BANDS IN THE AREA...WITH BRIEF 1/4SM S+. SO...WE
SHOULD SEE A TRANSITION BACK TO SNOW BY 20Z AT KMSS...AROUND
21Z AT KSLK/ADIRONDACKS...AND BY 21-22Z IN THE CHAMPLAIN VLY. THIS
LAST BURST OF HVY SNOW COULD YIELD 2-4 OF SNOW...AND WOULD OCCUR
AROUND THE EVENING COMMUTE TIME FRAME. WILL ATTEMPT TO HIGHLIGHT
THIS HVY SNOW BURST IN THE WINTER WEATHER STATEMENT.
UNFORTUNATELY...TRAVEL CONDITIONS LOOK LIKE THEY WILL BE AT THEIR
WORST DURING BOTH THE MORNING AND EVENING COMMUTES. BY LATE
EVENING...FORCING FOR ASCENT DIMINISHES AND PRECIPITATION SHOULD
TAPER OFF TO SNOW SHOWERS.

EXPECTED SNOW TOTAL SUMMARY: 5-10 NORTH-CENTRAL MTNS AND FAR NERN
VT /HIGHER AMTS AWAY FROM THE CT/PASSUMPSIC RIVER VLY/...5-9 IN THE
CHAMPLAIN VLY...4-8 IN THE ST. LAWRENCE VLY...AND 4-8 AND WITH
SOME LIGHT FREEZING RAIN ACCUMULATION IN THE NRN ADIRONDACKS AND
S-CENTRAL VT. TOTALS ARE FROM TONIGHT THROUGH FRIDAY EVENING.

LONG TERM /SATURDAY THROUGH THURSDAY/...
BROAD SFC LOW W/ ITS UPPER COMPONENT SLOWLY MVS EAST OVER THE FA
BEHIND EXITING COASTAL SYSTEM FROM EARLIER FORECAST. ITS SLOW MVMNT
OVER THE WEEKEND WILL CONTINUE TO ALLOW N/NW FLOW TO PROVIDE
UPSLOPEWRAP-AROUND COMPONENT TO KEEP PERSISTENT -SW
ACTIVITY...ESPECIALLY IN NORTHERN PORTIONS OF CWA/HIR TRRN. MDLS
HAVE SHOWN THIS TREND OVER PAST FEW DAYS...AND WILL CONTINUE ALONG
THOSE LINES. REGION WIL SEE BRIEF BREAK IN PRECIP EARLY MONDAY AS
WK RIDGE MVS OVER AREA. MDLS BRINGING NEXT SYSTEM IN ABOUT 12HRS
FASTER FROM PREV RUNS...BRINGING IN BULK OF -SW FROM 18Z MON-00Z
TUES BFR MVG SE OUT TO SEE. PERSISTENT NW FLOW BEHIND THIS LOW WILL
ALLOW CHANCE FOR -SW TO REMAIN INTO GD PORTION OF TUES. OTHER
POTENTIAL ISSUE FOR MON NGT INTO TUES IS FOR STRONG N/NW GUSTY WINDS
BEHIND EXITING LOW AND APPROACHING RIDGE. W/ CD AIR SETTLING IN
AHEAD OF THIS RIDGE...WIND CHILL ISSUES MAY ARISE. SFC RIDGE WORKS
OVER THE CWA LATE TUES NGT INTO EARLY THURS MORNING. 06Z VS 12Z RUNS
SHOW SYSTEM FOR THURS A BIT FASTER WITH LATEST RUN. MDLS STILL HAVE
THE APPROACHING LOW WORKING IN FROM W TO E OVER THE CWA...BUT WILL
HOLD OFF AT UPPING POPS AND WAIT TO SEE IF FASTER TREND HOLDS.

AVIATION...
CONDITIONS AT ALL SITES THRU 00Z WILL BE VFR...W/ SCT-BKN CLDS
200-250 AND CEILINGS LWR GRADUALLY BKN-OVC100-150 WITH SOME SCT LOW
CLD. NO PRECIP THRU 00Z AND WINDS LGT/VAR IN VT...AND ENE5-10KTS IN
NY. THRU 06Z...COND DOWN TO MVFR AS CLD DECK LWRS W/ APPROACHING
SYSTEM. FROM 06Z ONWARD THRU REST OF FORECAST PERIOD...COND WILL
VARY FROM MVFR AT THE ONSET AS LGT SW BEGINS...DOWN TO LIFR/VLIFR
AS CEILINGS GO BLW OVC010 AT TIMES W/ VSBY DOWN BLW 1SM. WINDS WILL
INCR STRONGLY FROM THE ESE 15-20KTS W/ GUSTS TO 30-35KTS. WIND
SHEAR PSSBL AFT 12Z FOR ALL SITES SE 40-50KTS AS STRONG JET WORKS
THRU AREA. HIR TRRN WILL BE OBSCD AFT 07Z.

&&

.BTV WATCHES/WARNINGS/ADVISORIES...
VT...WINTER STORM WARNING UNTIL 9 PM EST FRIDAY FOR VTZ001>012-
     016>019.

NY...WINTER STORM WARNING UNTIL 9 PM EST FRIDAY FOR NYZ026>031-034-
     035-087.

&&

SHORT TERM...EVENSON
Hazardous weather outlook, Mar 1, 3:40 PM EST, 10 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE BURLINGTON VT
340 PM EST THU MAR 1 2007

NYZ026>031-034-035-087-VTZ001>012-016>019-021045-
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-
340 PM EST THU MAR 1 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHERN NEW
YORK...CENTRAL VERMONT...NORTHEAST VERMONT...NORTHWEST VERMONT
AND SOUTHERN VERMONT.

.DAY ONE...TODAY AND TONIGHT

A WINTER STORM WARNING IS IN EFFECT FROM MIDNIGHT TONIGHT THROUGH
9 PM FRIDAY FOR THE ENTIRE REGION.

A MAJOR WINTER STORM WILL IMPACT NORTHERN NEW YORK AND VERMONT
STARTING TONIGHT. SNOW WILL BEGIN FIRST IN THE ADIRONDACKS AROUND
MIDNIGHT...THEN SPREAD EASTWARD DURING THE EARLY MORNING HOURS.
SNOWFALL TOTALS BY SUNRISE WILL BE 3 TO 5 INCHES IN THE
ADIRONDACKS...AND TWO TO FOUR INCHES FROM THE CHAMPLAIN VALLEY
EASTWARD.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

SNOW WILL CONTINUE ON FRIDAY...AND BE HEAVIEST DURING THE MORNING.
WARMER AIR INTRUDING AT THE MID LEVELS OF THE ATMOSPHERE MAY CAUSE
THE SNOW TO MIX WITH OR EVEN CHANGE OVER TO SLEET AND FREEZING RAIN
IN THE LATE MORNING...ESPECIALLY IN CENTRAL AND SOUTHERN VERMONT. BY
FRIDAY AFTERNOON ANY SLEET WILL CHANGE BACK OVER TO ALL SNOW. SNOW
WILL THEN TAPER OFF DURING THE EVENING.

TOTAL SNOWFALL ACCUMULATIONS WILL BE 5 TO 10 INCHES IN THE
ADIRONDACKS AND NORTH CENTRAL MOUNTAINS OF VERMONT.
MEANWHILE...TOTAL SNOW ACCUMULATIONS WILL BE 4 TO 8 INCHES ACROSS
RUTLAND AND WINDSOR COUNTIES WITH SOME LIGHT ICE ACCUMULATION
POSSIBLE. ACROSS THE SAINT LAWRENCE VALLEY AND PORTIONS OF CENTRAL
VERMONT TOTAL SNOW ACCUMULATIONS WILL BE 5 TO 9 INCHES.

SNOW WILL TAPER OFF TO SCATTERED SNOW SHOWERS FRIDAY NIGHT.

THE NEXT CHANCE FOR SNOW WILL COME ON MONDAY...WHEN A CLIPPER TYPE
SYSTEM WILL MOVE THROUGH THE REGION. ONLY LIGHT AMOUNTS OF SNOW
ARE EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER REPORTS ON FRIDAY DURING THE STORM...AS WELL AS STORM
TOTALS WILL BE APPRECIATED.

HANSON/TABER

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

8 winter storm. Local standard time, as filed.

Winter Storm, Caledonia

When
March 2, 2:00 AM EST to 6:00 PM EST
Where
Caledonia forecast zone
Property damage
$10,000
Reported by
COOP Observer
Coordinates
44.465, -72.102 (the zone’s center; the record gives no point)

Winter Storm, Essex

When
March 2, 2:00 AM EST to 6:00 PM EST
Where
Essex forecast zone
Property damage
$5,000
Reported by
COOP Observer
Coordinates
44.728, -71.736 (the zone’s center; the record gives no point)

Winter Storm, Orleans

When
March 2, 2:00 AM EST to 6:00 PM EST
Where
Orleans forecast zone
Property damage
$5,000
Reported by
COOP Observer
Coordinates
44.829, -72.244 (the zone’s center; the record gives no point)

Winter Storm, Windsor

When
March 2, 2:00 AM EST to 6:00 PM EST
Where
Windsor forecast zone
Property damage
$5,000
Reported by
COOP Observer

Winter Storm, Orange

When
March 2, 2:00 AM EST to 6:00 PM EST
Where
Orange forecast zone
Property damage
$5,000
Reported by
COOP Observer
Coordinates
44.006, -72.377 (the zone’s center; the record gives no point)

Winter Storm, Lamoille

When
March 2, 2:00 AM EST to 6:00 PM EST
Where
Lamoille forecast zone
Property damage
$5,000
Reported by
Trained Spotter
Coordinates
44.606, -72.641 (the zone’s center; the record gives no point)

Winter Storm, Eastern Rutland

When
March 2, 2:00 AM EST to 6:00 PM EST
Where
Eastern Rutland forecast zone
Property damage
$5,000
Reported by
COOP Observer
Coordinates
43.580, -73.037 (the zone’s center; the record gives no point)

Winter Storm, Washington

When
March 2, 2:00 AM EST to 6:00 PM EST
Where
Washington forecast zone
Property damage
$10,000
Reported by
COOP Observer
Coordinates
44.273, -72.615 (the zone’s center; the record gives no point)

What these are

Winter Storm
A storm that brought snow, sleet or freezing rain at warning levels, usually over several hours or days.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Vermont in 2007Every state in 2007This day in weather historyWarnings in Vermont, March 2007

Sources

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: 13381, 13384, 13385, 13389, 13390, 13391, 13392, 13393.