Severe Storm Outlook Narrative (AC)
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000
ACUS11 KWNS 251241
SWOMCD
SPC MCD 251241
GAZ000-FLZ000-ALZ000-251415-

MESOSCALE DISCUSSION 0451
NWS STORM PREDICTION CENTER NORMAN OK
0741 AM CDT SAT APR 25 2015

AREAS AFFECTED...SOUTHEAST AL/SOUTHWEST GA AND NORTH FL/FL PANHANDLE

CONCERNING...TORNADO WATCH 108...

VALID 251241Z - 251415Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 108 CONTINUES.

SUMMARY...ISOLATED DAMAGING WINDS ALONG WITH A TORNADO/SOME HAIL
POTENTIAL WILL CONTINUE TO SHIFT EASTWARD PARTICULARLY ACROSS
SOUTHEAST AL/FL PANHANDLE INTO SOUTHWEST GA. TORNADO WATCH 108
CONTINUES UNTIL 17Z. WILL CONTINUE TO MONITOR SHORT-TERM TRENDS AS A
WATCH ISSUANCE MAY BE NEEDED INTO SOUTH GA AND ADDITIONAL PORTIONS
OF NORTH FL.

DISCUSSION...A CONVECTIVE CLUSTER CONTINUES TO PROGRESS EASTWARD
ACROSS THE FL PANHANDLE/EXTREME SOUTHEAST AL WITHIN A SPATIALLY
NARROW WARM SECTOR NEAR AND W/SW OF A WARM FRONTAL SEGMENT. WHILE A
RECENT 12Z OBSERVED SOUNDING FROM TALLAHASSEE FL IS NOT PARTICULARLY
CONDUCIVE FOR NEAR-SURFACE-BASED STORMS...STEADY MOISTENING IS
OCCURRING FROM THE WEST-SOUTHWEST WITH AID OF 30-40 KT LOW-LEVEL
JET. LOW-LEVEL MOISTENING WILL CONTINUE TO OCCUR...WITH SOME SURFACE
STATIONS HAVING INCREASED 3-5F IN DEWPOINT OVER THE PAST COUPLE OF
HOURS...IMMEDIATELY AHEAD OF THE CONVECTIVE CLUSTER WITHIN A
BROADENING WARM SECTOR. VERY STRONG SHEAR WILL REMAIN SUPPORTIVE OF
WELL-ORGANIZED STORM MODES INCLUDING EMBEDDED SUPERCELL STRUCTURES.

..GUYER.. 04/25/2015

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...JAX...TAE...BMX...MOB...

LAT...LON   30428723 31638625 31548365 30888300 29838384 30218620
            30428723



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