Severe Storm Outlook Narrative (AC)
Issued by NWS

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ACUS02 KWNS 231727
SWODY2
SPC AC 231726

DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1226 PM CDT TUE SEP 23 2014

VALID 241200Z - 251200Z

...NO SVR TSTM AREAS FORECAST...

...SUMMARY...
THUNDERSTORMS WILL BE POSSIBLE WEDNESDAY ACROSS PORTIONS OF THE
CENTRAL AND SOUTHERN PLAINS...SOUTHERN ROCKIES...AND COASTAL
SOUTHEAST STATES. A FEW STRONG STORMS MAY BE POSSIBLE ACROSS THE
SOUTHERN HIGH PLAINS WEDNESDAY AFTERNOON AND EARLY EVENING.

...SYNOPSIS...

UPPER TROUGH OVER THE CNTRL U.S. WILL ADVANCE SLOWLY EWD...REACHING
THE MS VALLEY WEDNESDAY AFTERNOON. MEANWHILE...AN UPPER LOW NOW OVER
THE CAROLINAS WILL LIFT NWD INTO THE OH VALLEY DURING THE DAY.
FARTHER WEST...AN UPPER RIDGE WILL BUILD THROUGH THE ROCKIES AHEAD
OF AN UPPER TROUGH THAT WILL MOVE INTO THE PACIFIC NW REGION. AT THE
SFC A COASTAL FRONT MAY MOVE INTO CAROLINA COASTS WITH THE SWRN
EXTENSION OF THIS BOUNDARY EXTENDING THROUGH THE NRN GULF INTO DEEP
SOUTH TX. FARTHER WEST A LEE TROUGH WILL PERSIST FROM THE CNTRL
THROUGH SRN HIGH PLAINS.

...SRN HIGH PLAINS REGION...

SLY WINDS EAST OF THE LEE TROUGH WILL MAINTAIN AN AXIS OF MODIFIED
CP AIR FROM THE SRN HIGH PLAINS NWD THROUGH THE CNTRL PLAINS WITH
DEWPOINTS FROM THE UPPER 50S TO NEAR 60F BENEATH THE ERN PERIPHERY
OF THE ELEVATED MIXED LAYER. THESE PROCESSES WILL CONTRIBUTE TO A
CORRIDOR OF MODERATE /1000-1500 J/KG/ MLCAPE FROM NEW MEXICO INTO
THE TX AND OK PANHANDLES AND WRN KS AS THE BOUNDARY LAYER WARMS
DURING THE AFTERNOON. STORMS ARE EXPECTED TO DEVELOP OVER THE HIGHER
TERRAIN OF NM AS WELL AS WITHIN AXIS OF MODEST LOW-LEVEL CONVERGENCE
ALONG THE LEE TROUGH FROM THE TX PANHANDLE INTO SWRN KS. VERTICAL
SHEAR WILL REMAIN AOB 30 KT SUPPORTIVE OF MULTICELL STORMS...BUT THE
THERMODYNAMIC ENVIRONMENT MAY SUPPORT A FEW INSTANCES OF ISOLATED
DOWNBURST WINDS AND MARGINALLY SEVERE HAIL THROUGH EARLY EVENING.

..DIAL.. 09/23/2014



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