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December 10th/11th winter storm threat


jamesnichols1989

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BOX's update at 7am...

 

.NEAR TERM /UNTIL 6 PM THIS EVENING/...

 

-- Changed Discussion --

7 AM UPDATE...

CLOUD TOPS COOLING ACROSS THE NORTHEAST ALONG WITH A BAROCLINIC

LEAF FORMING FROM OH-WESTERN PA INTO NY AS SHORT WAVE TROUGH RACES

NE THROUGH THE EASTERN US LONG WAVE TROUGH. SNOW NOT REACHING THE

GROUND YET ACROSS SOUTHERN NEW ENGLAND AS SURFACE OBS INDICATE

NEAREST SNOWFALL OCCURRING OVER EASTERN PA AT 7 AM. LATEST TRENDS

FROM 06Z NAM/GFS AND 03Z SREF SUGGEST A SOUTHWARD TREND IN QPF.

LATEST RUNS OF HRRR ALSO SUPPORT THIS IDEA ALONG WITH MESOSCALE

SNOW BANDS FRAGMENTED AND DISORGANIZED. NOT TOTALLY UNREALISTIC

AS WAVE REMAINS OPEN AND VERY PROGRESSIVE. THUS OUR SNOWFALL

PREDICTIONS ACROSS NORTHERN CT INTO NORTHERN RI MAY BE TOO HIGH IF

MID LEVEL FGEN AND MESOSCALE SNOW BANDS SET UP FARTHER SOUTHEAST.

WE WILL LEAVE FORECAST AS IS FOR NOW BUT ALERT ONCOMING SHIFT TO

MONITOR LATEST TRENDS. EARLIER DISCUSSION BELOW.

 

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BOX's update at 7am...

 

.NEAR TERM /UNTIL 6 PM THIS EVENING/...

 

-- Changed Discussion --

7 AM UPDATE...

CLOUD TOPS COOLING ACROSS THE NORTHEAST ALONG WITH A BAROCLINIC

LEAF FORMING FROM OH-WESTERN PA INTO NY AS SHORT WAVE TROUGH RACES

NE THROUGH THE EASTERN US LONG WAVE TROUGH. SNOW NOT REACHING THE

GROUND YET ACROSS SOUTHERN NEW ENGLAND AS SURFACE OBS INDICATE

NEAREST SNOWFALL OCCURRING OVER EASTERN PA AT 7 AM. LATEST TRENDS

FROM 06Z NAM/GFS AND 03Z SREF SUGGEST A SOUTHWARD TREND IN QPF.

LATEST RUNS OF HRRR ALSO SUPPORT THIS IDEA ALONG WITH MESOSCALE

SNOW BANDS FRAGMENTED AND DISORGANIZED. NOT TOTALLY UNREALISTIC

AS WAVE REMAINS OPEN AND VERY PROGRESSIVE. THUS OUR SNOWFALL

PREDICTIONS ACROSS NORTHERN CT INTO NORTHERN RI MAY BE TOO HIGH IF

MID LEVEL FGEN AND MESOSCALE SNOW BANDS SET UP FARTHER SOUTHEAST.

WE WILL LEAVE FORECAST AS IS FOR NOW BUT ALERT ONCOMING SHIFT TO

MONITOR LATEST TRENDS. EARLIER DISCUSSION BELOW.

 

I thought they were maybe too aggressive north of their office.  We will see.  HRRR....blah.  Blows in these situations.  1-3/2-4 for my hood I feel good with, everyone else good luck.

 

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Models have this initial burst and then really enhance things pike south late morning thru early afternoon as fronto increases. The higher amounts will come if that enhancement they show at that timeframe occurs. If not then it 1-3

Tons of school closures already in ct. not like back in the day thats for sure. I remember walking home after school in the late 80s in a huge storm.

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