[BNAWX] Severe Storm Outlook Narrative

[EMWIN Server]

ACUS11 KWNS 012049
SWOMCD
SPC MCD 012048
GAZ000-ALZ000-TNZ000-MSZ000-012215-

MESOSCALE DISCUSSION 0658
NWS STORM PREDICTION CENTER NORMAN OK
0348 PM CDT FRI MAY 01 2009

AREAS AFFECTED...SOUTHERN MIDDLE TN INTO NORTHERN AL/NORTHEAST MS

CONCERNING...SEVERE THUNDERSTORM WATCH 221...

VALID 012048Z - 012215Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 221
CONTINUES.

SEVERE TSTM WATCH 221 CONTINUES UNTIL 00Z ACROSS MIDDLE TN AND
NORTHERN AL/NORTHEAST MS.

SEVERE QUASI-LINEAR MCS CONTINUES TO ORGANIZE/ADVANCE SOUTHEASTWARD
ALONG THE MIDDLE TN/NORTHERN AL BORDER AS OF 2045Z. AHEAD OF THIS
MCS...THE BOUNDARY LAYER CONTINUES TO WARM/QUICKLY RECOVER ACROSS
NORTHERN AL FROM THE SOUTHWEST ON THE PERIPHERY OF A RESIDUAL
MESO-HIGH/CONVECTIVE OUTFLOW ACROSS NORTHEAST AL/EASTERN TN. GIVEN A
RICH VORTICITY/HEIGHTENED SRH ENVIRONMENT WITH BACKED LOW LEVEL FLOW
ALONG THE MODIFYING OUTFLOW BOUNDARY FROM SOUTH MIDDLE TN INTO
NORTHEAST AL...A QLCS-EMBEDDED TORNADO RISK CANNOT BE RULED OUT. BUT
OTHERWISE DAMAGING WINDS/SEVERE HAIL /ALONG WITH HEAVY RAINFALL/
SHOULD REMAIN THE PRIMARY THREATS AS THE MCS CONTINUES TO GROW
UPSCALE OVER THE NEXT FEW HOURS.

..GUYER.. 05/01/2009

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

ATTN...WFO...FFC...OHX...BMX...HUN...MEG...

LAT...LON   35598837 35488686 34488542 33778596 33738732 34468836
            35598837

This weather bulletin was brought to you by:
www.nashvilleweather.net