|
Mesoscale Discussion 590 |
< Previous MD Next MD >
|
|
MESOSCALE DISCUSSION 0590
NWS STORM PREDICTION CENTER NORMAN OK
0116 PM CDT TUE APR 26 2011
AREAS AFFECTED...PIEDMONT/COASTAL PLAIN OF THE CAROLINAS/VA
CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY
VALID 261816Z - 261915Z
DESPITE NUMEROUS TSTMS ONGOING ACROSS THE COASTAL PLAIN OF THE
CAROLINAS/VA...WEAK DEEP-LAYER SHEAR SHOULD MITIGATE A MORE ROBUST
SEVERE THREAT. ACTIVITY WILL LIKELY REMAIN PULSE-TYPE IN NATURE WITH
SPORADIC DAMAGING WINDS/MARGINALLY SEVERE HAIL. THE PROBABILITY OF A
SEVERE TSTM WATCH ISSUANCE THIS AFTERNOON IS 20 PERCENT.
RECENT INTENSIFICATION HAS OCCURRED WITHIN A FEW CELLS EMBEDDED
WITHIN A BROADER REGION OF TSTM ACTIVITY ACROSS THE COASTAL PLAIN.
THIS PULSE-LIKE NATURE SHOULD PERSIST THROUGH MID-AFTERNOON AS
ACTIVITY SLOWLY EVOLVES NWD. ALTHOUGH AREA VWP DATA SAMPLE SOMEWHAT
STRONGER FLOW BETWEEN 2-4 KM AGL /AROUND 25 TO 35 KT/...WEAKER
SPEEDS AND A VEER-BACK SIGNAL IN THE WIND PROFILE ABOVE THAT LEVEL
SUGGESTS ACTIVITY SHOULD STRUGGLE TO ORGANIZE. AS SUCH...A FEW
DAMAGING WIND/MARGINALLY SEVERE HAIL EVENTS MAY OCCUR...BUT AN
ORGANIZED THREAT NECESSITATING A WW ISSUANCE DOES NOT APPEAR LIKELY.
..GRAMS.. 04/26/2011
ATTN...WFO...AKQ...MHX...RAH...ILM...CHS...CAE...GSP...
LAT...LON 35058021 36707846 37717708 37657595 36177572 35017656
33807878 32518044 32558108 32788140 34088088 35058021
|
Top/All Mesoscale Discussions/Forecast Products/Home
|
|