DAY 2 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 1134 PM CDT SUN APR 10 2016 VALID 121200Z - 131200Z ...THERE IS A MRGL RISK OF SVR TSTMS ACROSS SRN LA/MS/AL INTO THE WRN FL PANHANDLE AND FAR SWRN GA... ...SUMMARY... DAYTIME THUNDERSTORMS WILL PERSIST OVER THE CENTRAL GULF COAST STATES WITH ISOLATED STRONG WIND GUSTS EARLY IN THE DAY. NIGHTTIME THUNDERSTORMS ARE EXPECTED OVER TEXAS WITH SMALL HAIL POSSIBLE. ...SYNOPSIS... A LEADING SHORTWAVE TROUGH WILL LOSE AMPLITUDE DURING THE DAY AS IT MOVES FROM THE CNTRL GULF COAST TOWARD THE ATLANTIC COAST WITH TRAILING FRONT BECOMING NEARLY STATIONARY ALONG THE GULF COAST. TO THE W...A SECONDARY SHORTWAVE TROUGH WILL MOVE FROM NRN MEXICO INTO TX TUE NIGHT...ENHANCING LIFT N OF THE SFC FRONT WITH MAINLY WEAK ELEVATED STORMS EXPECTED. ELSEWHERE...GENERALLY COOL TEMPERATURES ALOFT COMBINED WITH DAYTIME HEATING WILL LEAD TO WEAK STORMS FAVORING HIGHER TERRAIN ACROSS MUCH OF THE INTERMOUNTAIN W. ...SRN LA INTO SRN MS AND AL...WRN FL PANHANDLE AND SWRN GA... SCATTERED THUNDERSTORMS ARE LIKELY TO BE ONGOING ALONG A WEAK COLD FRONT/OUTFLOW COMPOSITE BOUNDARY THAT WILL GRADUALLY SHIFT SWD TOWARD THE GULF COAST DURING THE DAY. SUPPORT FROM THE SHORTWAVE TROUGH WILL DECREASE AFTER 18Z AS IT LEAVES THE AREA...BUT EARLY STORMS MAY HAVE A DAMAGING WIND THREAT. OTHER ISOLATED ACTIVITY CANNOT BE RULED OUT LATER IN THE DAY ALONG ANY RESIDUAL BOUNDARY...BUT VERY DRY AIR ALOFT AND LACK OF FORCING FOR ASCENT SHOULD MINIMIZE STORM COVERAGE. ...S CNTRL TX OVERNIGHT... A SHORTWAVE TROUGH WILL MOVE EWD ACROSS THE RIO GRANDE VALLEY TUE NIGHT WITH A STATIONARY FRONT LOCATED FROM THE UPPER TX COAST SWWD TOWARD THE LOWER RIO GRANDE VALLEY. A MOIST AIR MASS WITH UPPER 60S F DEWPOINTS WILL EXIST S OF THE FRONT...AND SOME OF THIS MOISTURE WILL RETURN N OF THE BOUNDARY AS THE UPPER WAVE NEARS. THE RESULT SHOULD BE A W-E ORIENTED ZONE OF THUNDERSTORMS OVERNIGHT ACROSS CNTRL/SRN TX. INSPECTION OF FORECAST SOUNDINGS SHOWS ONLY WEAK ELEVATED INSTABILITY...AND AS SUCH ONLY SMALL NON-SEVERE HAIL IS ANTICIPATED. ..JEWELL.. 04/11/2016Read more
from SPC Forecast Products http://ift.tt/GB0aDL
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