Severe Storm Outlook Narrative (AC)
Issued by NWS

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000
ACUS01 KWNS 210048
SWODY1
SPC AC 210046

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0746 PM CDT MON OCT 20 2014

VALID 210100Z - 211200Z

...NO SVR TSTM AREAS FORECAST...

...SUMMARY...
ISOLATED TO WIDELY SCATTERED THUNDERSTORMS WILL CONTINUE THIS
EVENING ACROSS PARTS OF THE MID AND UPPER OHIO VALLEY...AND ACROSS
THE SOUTH FLORIDA VICINITY.  GRADUALLY WEAKENING CONVECTION WILL
ALSO CONTINUE EARLY THIS EVENING ACROSS THE NEW
MEXICO/ARIZONA/WESTERN TEXAS VICINITY.  FINALLY...SHOWERS AND
OCCASIONAL/EMBEDDED LIGHTNING STRIKES WILL PERSIST ACROSS PORTIONS
OF THE PACIFIC NORTHWEST/NORTHERN CALIFORNIA AREA.

...SYNOPSIS...
SLOW PROGRESSION OF THE AMPLIFIED UPPER FLOW FIELD OVER THE U.S.
/CONSISTING OF A TROUGH MOVING ONSHORE FROM THE ERN PACIFIC AND A
SECOND CROSSING THE ERN STATES/ WILL CONTINUE OVERNIGHT.  SHOWERS
AND A FEW THUNDERSTORMS ARE ONGOING OVER THE OH VICINITY ATTM INVOF
THE AXIS OF THE UPPER TROUGH...AND MAY CONTINUE FOR THE NEXT FEW
HOURS.  LIKEWISE...ISOLATED STORMS MAY PERSIST IN THE SHORT TERM
OVER PARTS OF SRN FL AND THE KEYS.

FARTHER W...SHOWERS AND SCATTERED THUNDERSTORMS CONTINUE FROM PARTS
OF ERN NM EWD TO WRN PORTIONS OF TX...NEAR A WEAKENING CUT-OFF LOW
LINGERING ACROSS SERN AZ/SWRN NM.  A DIURNAL DECREASE IN CONVECTIVE
INTENSITY/LIGHTNING ACTIVITY WILL CONTINUE OVER THE NEXT FEW HOURS.

FINALLY...SHOWERS AND A FEW EMBEDDED THUNDERSTORMS WILL CONTINUE
SPREADING ACROSS THE NRN CA/PAC NW VICINITY THIS EVENING AS THE WRN
UPPER TROUGH CONTINUES TO MOVE ONSHORE.

..GOSS.. 10/21/2014




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