Thursday, May 23, 2013

Still Warm, Still Humid

Severe thunderstorms are possible across Western New England today while most of Eastern New England will be warm and humid.  Its possible that around 5 PM some stronger storms will move into Worcester County.  A few showers around 8-9 am will also be possible in Eastern CT, RI, and Eastern MA.
SPC day 1 outlook
The primary threat from these thunderstorms will be large hail and damaging winds, although the atmospheric environment has proven favorable for tornado development the past few days.  

Observations/Short Range
Current temperatures are in the 50's from Worcester to Boston and North, upper 50's to low 60's for the South and West Zones. 
2 m temps 4 am (image weatherbell)
Temperatures will warm much quicker today as the boundary is already located in Central MA.  Here is the water vapor satellite with the surface fronts superimposed 
GOES_East Water Vapor Sat 515 am
The infrared shot over the Northeast is picking up a batch of showers crossing Long Island Sound
RB Infrared Satellite 545 am
Here is the regional radar
NWS Northeast Regional Radar 609 am
These showers will move northeast and should make NE CT, N RI, SE MA up to Boston a little damp this morning.  After skies will clear and temperatures will climb to near 80 this afternoon
06z NAM hires 2 m temps 1 pm (image weatherbell)
Dew points will be in the mid 60's.  Sunshine will be more abundant today than yesterday so a greater thunderstorm threat exists.  Decent energy will be available for thunderstorm growth
10z RAP CAPE 2 PM (image weatherbell)
This is CAPE, or Convective Available Potential Energy.  Tonight temperatures stay in the 60's.  A cold front from the West will move through New England tomorrow with widely scattered showers and thunderstorms.  Temperatures max near 70 in Southeast New England, but the warmest temperatures for the western regions will occur between Midnight and 7 am.  
06z NAM hires 2 m temps 2 PM (image weatherbell)
That's all for now, A detailed Friday/Weekend forecast will be up before the Bruins game tonight (provided my Freshman baseball team does not play a 3.5 hour marathon.  Always possible- in that case update will be there by 1st intermission)  Have a good one.

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