[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 251848
SWOMCD
SPC MCD 251848
TNZ000-ALZ000-KYZ000-252015-

MESOSCALE DISCUSSION 0572
NWS STORM PREDICTION CENTER NORMAN OK
0148 PM CDT MON APR 25 2011

AREAS AFFECTED...PORTIONS OF WRN/MIDDLE TN

CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE

VALID 251848Z - 252015Z

PORTIONS OF WRN/MIDDLE TN MAY REQUIRE AN ADDITIONAL SEVERE
THUNDERSTORM WATCH DOWNSTREAM FROM WW 200 IF MCS MAINTAINS ITS
CURRENT INTENSITY. CONVECTIVE TRENDS WILL CONTINUE TO BE MONITORED.

AT 1830Z...MCS WITH EMBEDDED BOWS WAS MOVING E ACROSS FAR WRN TN AT
AROUND 40 KT. DOWNSTREAM AIRMASS IS CHARACTERIZED BY TEMPERATURES
WARMING INTO THE UPPER 70S/LOW 80S...WITH DEWPOINTS IN THE MID 60S
OVER WRN TN DECREASING INTO THE LOW 60S/UPPER 50S OVER MIDDLE TN.
THESE CONDITIONS ARE SUPPORTING INCREASING INSTABILITY WITH MLCAPE
VALUES APPROACHING 1500 J/KG. GIVEN THIS DESTABILIZATION...MCS OVER
WRN TN MAY MAINTAIN CURRENT INTENSITY AS IT APPROACHES MIDDLE TN. AN
ADDITIONAL WW MAY BECOME NECESSARY DURING THE NEXT HOUR OR TWO.

..GARNER.. 04/25/2011

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

ATTN...WFO...OHX...HUN...PAH...MEG...

LAT...LON   36488830 36668723 36478632 35438627 34998712 35208844
            35708860 36488830


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