Tuesday, May 20, 2008

Severe Thunderstorm Watch in Effect Until 8pm EST

We are now under a severe thunderstorm watch.....

From the SPC. Hopefully I can track down a supercell ahead of the squall line as it builds. Check back.

SHOWERS ARE DEEPENING OVER THE MOUNTAINS OF WRN VA FROM FLOYD COUNTY
TO SMYTH COUNTY WHERE LIGHTNING IS NOW BEING OBSERVED WITH THE
STRONGEST UPDRAFT. ADDITIONALLY...SHOWERS ARE NOW SPREADING OFF THE
HIGHER TERRAIN AS BOUNDARY LAYER LAPSE RATES STEEPEN. LATEST
DIAGNOSTIC DATA INDICATES SFC-3KM VALUES ARE AOA 7 C/KM...INDICATIVE
OF INCREASING BUOYANCY ACROSS THIS REGION. AS TEMPERATURES CONTINUE
TO RISE THROUGH THE 70S UPSTREAM CONVECTION WILL GRADUALLY BECOME
MORE ROBUST AND THE THREAT OF SEVERE WILL INCREASE MARKEDLY. GIVEN
THE STRONG WLY VERTICAL SHEAR IT SEEMS POSSIBLE THAT INITIAL STORM
MODE MAY BE DISCRETE SUPERCELL STRUCTURES....ALTHOUGH BOW-TYPE
ECHOES COULD EVOLVE WHICH WOULD POSE A DAMAGING WIND POTENTIAL.

..DARROW.. 05/20/2008


SCM

1 comment:

Dewdrop said...

I'll be standing by to test your live stream. Awesome. Hope you catch something. Be safe.