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Rain Galore Later This Week
Posted: (March 08, 2010 04:47 pm)

OK who ticked off MOM nature this year?  Between her 10 snowstorms and over 80 Inches of snow in some spots..She has now decided to put us on the FLOOD WATCH later this week.  


Above is the WV image from this evening.. The first things that should pop to you is a potent upper level low over north texas with a ton of juice along the southern jet stream to the south.  Note a "tail" like feature going into East Texas.. That appears to be the line of strong storms i mentioned in last night's post that will turn severe as it heads into eastern texas where the best dynamics for severe storms will be met.  
THE LINE WILL PUSH towards Tyler texas and will cause some severe storms esp the further north and East you head outside of Tyler.

Back in the Northeast.. We will watch and wait for this storm to head eastbound.  AS the storm presses on..It will interact with a block over Hudson Bay which will allow the storm to stall out.  This Pattern will allow various shortwaves to rotate around the main center..All the while tapping into the southern jet juice we saw on the Water Vapor Image above.  
The OUTCOME.. Could be very BAD for the Mid Atlantic and Northeast.  With a flow from the south and at times off the atlantic we could see a 3-6" rainfall for many.. with 3" being the ideal number from DE coast to Boston coastline..and inland area's going to 6-9" of rain with orographical lift (marine air pressing from the ESE against the MTNS)


Here's the GFS spin on totals:


SO we will continue to update the forecast..Let you know the rivers to watch out for..and please drop advice about roadways you see that flood under these conditions below..

MikeMasco





Comments On This Blog Article
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so will there
Posted: (March 08, 2010 09:49 pm) by: noreastero93

be breaks in between ? if so that should really cut down on flooding issues

thanks
 
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...
Posted: (March 08, 2010 08:35 pm) by: MascoWeather

I think you have an orographically lift situation where moisture will stack up against the mountains and produce a higher rainfall situation. It will be a series of low's swinging in..So the ground will increasingly get more saturated each time.. This will be a long duration rain event through the weekend..while 1 shortwave is stronger then the next. As we know ..This Elnino year has a ton of juice..so a 6-9" rain prediction for the entire event is NOT out of the question. I don't think we will see a 6" rainfall from 1 shortwave though. probably 3 storms with a 1-3" rainfall with each..until the upper low out west either occludes and dissipates..or moves east
 
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whats your thinkin for ne
Posted: (March 08, 2010 08:28 pm) by: noreastero93

jersey most models have the most robust qpf for north jersey

and by the way why would you go to wildwood in march lol
go in july its, awesome in july i spend the whole month of july and 1st 10 days of august there the ocean is at its peak temp and its life is at its peak ,now its dead there lol,everything is open in july ,its awesome ,nothing is open down there now ,all you can do is take a walk on the beach and boardwalk without stands, stores, rides, or anything open
 
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OK Whoever is Praying for Precip please STOP!!!!!!!!!
Posted: (March 08, 2010 07:34 pm) by: Rabbit123

Great I had plans on going to Wildwood for a Long Weekend guess thats not Happening!!!!
 
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Masco
Posted: (March 08, 2010 05:45 pm) by: TroyS97

That QPF map isn't in complete range for PHL. PHL will actually get 4"+ instead of 2.5" on the 12z GFS.

12z GFS QPF for the PHL area:

http://www.nco.ncep.noaa.gov/pmb/nwprod/analysis/namer/gfs/12/images/gfs_p60_144m.gif
 
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...
Posted: (March 08, 2010 05:16 pm) by: WeatherNutz

GFS and its usual QPF bombs..No model shows that much...However, 3"+ is likey..Not 8" like it shows for me LOL
 
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Ugh, Looking very UGLAY!
Posted: (March 08, 2010 05:10 pm) by: michaelwmoss

Combined with snowmelt and the water in the ground, a stalling low is not on the list for welcome sights! Even in Indiana with some light rains and snowmelts, our local rivers are coming upwards in depth and in some cases, swift currents.
 
 
 
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