SPC AC 080611
DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1211 AM CST MON DEC 08 2014
VALID 091200Z - 101200Z
...NO SVR TSTM AREAS FORECAST...
...SUMMARY...
VERY ISOLATED LIGHTNING STRIKES WILL BE POSSIBLE ALONG COASTAL
PORTIONS OF SOUTHERN NEW ENGLAND.
...SOUTHERN NEW ENGLAND...
STRONG MID-LEVEL JET WILL DIG INTO THE BASE OF LONG WAVE TROUGH OVER
GA THEN EJECT TOWARD SRN NEW ENGLAND LATE IN THE PERIOD. EXIT
REGION OF THIS EJECTING SPEED MAX WILL ENHANCE UVV/MOISTENING ACROSS
COASTAL PORTIONS OF SRN NEW ENGLAND WHERE FORECAST BUOYANCY IS
EXPECTED TO INCREASE DURING THE LATTER HALF OF THE PERIOD. WHILE
SFC LOW COULD DRIFT ONSHORE NEAR ERN TIP OF LONG ISLAND...ELEVATED
PARCELS LIFTED WITHIN THE 900-850MB LAYER SHOULD YIELD SUFFICIENT
INSTABILITY FOR A FEW THUNDERSTORMS WITHIN STRONG WARM ADVECTION
ZONE JUST NORTHEAST OF THE SFC LOW.
...PACIFIC NW...
WARM CONVEYOR WILL APPROACH THE PACIFIC NW COAST LATE IN THE PERIOD
AHEAD OF STRONG SHORT-WAVE TROUGH. WHILE ELEVATED CONVECTION WILL
LIKELY BE NOTED WITHIN THIS CONVEYOR...IT APPEARS FORECAST
INSTABILITY IS A BIT TOO WEAK TO WARRANT MORE THAN ONE OR TWO
LIGHTNING STRIKES...MAINLY OFFSHORE. FOR THIS REASON HAVE REDUCED
THUNDER PROBABILITIES ALONG THE WA/ORE COAST.
..DARROW.. 12/08/2014
CLICK TO GET WUUS02 PTSDY2 PRODUCT
NOTE: THE NEXT DAY 2 OUTLOOK IS SCHEDULED BY 1730Z
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