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2-1-15 to 2-2-15 Snow and Mix to Snow Storm


Clinch Leatherwood

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Interesting,  Box in its Winter Storm Watch mentions winds of 15-25mph, with gust to 40mph.  And also talks about Blowing and Drifting snow.  I remember Ginxy talking about the winds yesterday, and some dismissing the idea, saying the winds would be a non issue.  Looks like BOX is thinking the winds could be an issue afterall.

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Windcredible makes a great point.  Maybe the Euro is "caving" right now in it's slow as molasses manner?

 

NAM looks like it might be en fuego based on first 32

 

Agreed, when you see the bastion of consistently repeatedly making moves north towards other guidance (which has also trended north), you have to assume it's trying to play catch-up ball.  Kind of like trying to turn the Titanic out of the way of the ice burg--it just can't catch up in time.

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Well, the lift could be more of a problem down your way, but not where I am.

Even so, 1" of QPF is going to net you 8" of snow.

We may see QPF tic down, as i agree these are often faster than modeled, but I don't see how most of the area does not verify a warning.

 

Just looked at 12z GFS sounding for BOS and it is more impressive looking than here in terms of better lift (higher omega) in the SGZ.  Just want to reiterate thoughts are purely regarding CT and not speaking for the region as a whole.  

 

I even think 1'' QPF will be a bit of a stretch here and also the fact that I'm not anticipating good snow growth, it will be hard to muster up 8"+ even with QPF slightly below 1''.  

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Just looked at 12z GFS sounding for BOS and it is more impressive looking than here in terms of better lift (higher omega) in the SGZ.  Just want to reiterate thoughts are purely regarding CT and not speaking for the region as a whole.  

 

I even think 1'' QPF will be a bit of a stretch here and also the fact that I'm not anticipating good snow growth, it will be hard to muster up 8"+ even with QPF slightly below 1''.  

 

Snow growth will be a big player in what accumulations will be.  Cool temps by themselves do not generate good ratios.

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Winter Storm Warning

URGENT - WINTER WEATHER MESSAGE

NATIONAL WEATHER SERVICE TAUNTON MA

323 PM EST SAT JAN 31 2015

...A MAJOR WINTER STORM EXPECTED VERY LATE SUNDAY NIGHT INTO

MONDAY EVENING...

CTZ002>004-MAZ002>019-026-RIZ001>004-010430-

/O.UPG.KBOX.WS.A.0004.150202T0000Z-150203T0600Z/

/O.NEW.KBOX.WS.W.0005.150202T0200Z-150203T0600Z/

HARTFORD CT-TOLLAND CT-WINDHAM CT-WESTERN FRANKLIN MA-

EASTERN FRANKLIN MA-NORTHERN WORCESTER MA-CENTRAL MIDDLESEX MA-

WESTERN ESSEX MA-EASTERN ESSEX MA-WESTERN HAMPSHIRE MA-

WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-

SOUTHERN WORCESTER MA-WESTERN NORFOLK MA-SOUTHEAST MIDDLESEX MA-

SUFFOLK MA-EASTERN NORFOLK MA-NORTHERN BRISTOL MA-

WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA-NORTHERN MIDDLESEX MA-

NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-

EASTERN KENT RI-

INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION...

VERNON...PUTNAM...WILLIMANTIC...CHARLEMONT...GREENFIELD...

ORANGE...BARRE...FITCHBURG...FRAMINGHAM...LOWELL...LAWRENCE...

GLOUCESTER...CHESTERFIELD...BLANDFORD...AMHERST...NORTHAMPTON...

SPRINGFIELD...MILFORD...WORCESTER...FOXBORO...NORWOOD...

CAMBRIDGE...BOSTON...QUINCY...TAUNTON...BROCKTON...PLYMOUTH...

AYER...FOSTER...SMITHFIELD...PROVIDENCE...WEST GREENWICH...

WARWICK

323 PM EST SAT JAN 31 2015

...WINTER STORM WARNING IN EFFECT FROM 9 PM SUNDAY TO 1 AM EST

TUESDAY...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A WINTER STORM

WARNING...WHICH IS IN EFFECT FROM 9 PM SUNDAY TO 1 AM EST

TUESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* LOCATIONS...INCLUDES MOST OF MASSACHUSETTS AND RHODE ISLAND AWAY

FROM THE IMMEDIATE SOUTH COASTS. THE WARNING ALSO INCLUDES

NORTHEAST CONNECTICUT.

* HAZARD TYPES...HEAVY SNOW.

* ACCUMULATIONS...SNOW ACCUMULATION OF 8 TO 14 INCHES EXPECTED.

* TIMING...SNOW DEVELOPS VERY LATE SUNDAY EVENING ACROSS WESTERN

MASSACHUSETTS AND NORTHERN CONNECTICUT AND AFTER MIDNIGHT ACROSS

EASTERN MASSACHUSETTS AND RHODE ISLAND. SNOW WILL FALL HEAVY AT

TIMES MONDAY MORNING AT 1 TO 2 INCHES PER HOUR...IMPACTING THE

MORNING RUSH HOUR. SNOW WILL CONTINUE TO FALL MODERATE TO HEAVY

AT TIMES INTO MONDAY EVENING BEFORE TAPERING OFF.

* WINDS...NORTH 10 TO 20 MPH WITH GUSTS UP TO 45 MPH.

* IMPACTS...HAZARDOUS TRAVEL IS EXPECTED WITH SNOW COVERED ROADS

AND POOR VISIBILITY. BLOWING AND DRIFTING SNOW ALSO

EXPECTED...ESPECIALLY ALONG THE COAST.

* WINDS...NORTH 10 TO 20 MPH WITH GUSTS UP TO 45 MPH.

* VISIBILITIES...ONE QUARTER MILE OR LESS AT TIMES.

* TEMPERATURES...BITTERLY COLD WIND CHILLS OF 15 TO 25 BELOW ZERO

EXPECTED BY LATE MONDAY NIGHT.

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NAM is a torch by 45, 0c pushing well into CT/RI and MA

I'm not in love with how the NAM looks on its 18z run. And also what happens in the plains tomorrow morning in terms with the northern and southern stream energies is more important on hammering in on a solution. This isn't so cut and dry as a regular SWFE.

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King's either making himself comfortable again in the throne, feet up, drinking some ale....or it's about to choke again. 

 

NAM looks a lot warmer to me.

 

When the King once sat on its mighty throne, it would not have made the moves to other guidance in three successive runs 36 hours out from go time.

 

How the mighty have fallen.

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I'm not in love with how the NAM looks on its 18z run. And also what happens in the plains tomorrow morning in terms with the northern and southern stream energies is more important on hammering in on a solution. This isn't so cut and dry as a regular SWFE.

 

It's the NAM so I don't put any stock into it until the other models confirm.   But just commenting that this run is a disaster for many looking at the higher totals.

 

jl4XUqG.jpg

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It's the NAM so I don't put any stock into it until the other models confirm.   But just commenting that this run is a disaster for many looking at the higher totals.

 

 

To me it looks wrong from the get go on the model run. I'm not even considering it. The only thing that I like is that it showed more southern stream involvement early on in the run, but then after that it went with northern stream dominance. Makes no sense to me.

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The NAM is very GGEM like first 24 hours, then all of a sudden it speeds up the system a lot the next 24 hours. I just don't buy it. What is causing the NAM to speed up all of a sudden after 24 hours out? I really do think the NAM shouldn't be used post-24 hours especially the 18z run.

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