Severe Storm Outlook Narrative (AC)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
ACUS01 KWNS 280321
SWODY1
SPC AC 280320

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0920 PM CST TUE JAN 27 2015

VALID 281200Z - 291200Z

...NO TSTM AREAS FORECAST...

...SUMMARY...
THUNDERSTORMS ARE UNLIKELY ACROSS THE LOWER 48 STATES ON WEDNESDAY.

...SYNOPSIS...
A STABLE PATTERN WILL CONTINUE ON WED IN THE WAKE OF A LARGE-SCALE
ERN TROUGH WHICH WILL BE LOCATED OVER THE WRN ATLANTIC. BEHIND THIS
SYSTEM...ANOTHER BROAD TROUGH WILL MOVE INTO CNTRL CANADA...WITH
HEIGHT FALLS SPREADING INTO THE NRN PLAINS AND GREAT LAKES WED
NIGHT. PHASING WITH THIS TROUGH WILL BE A SHORTWAVE MOVING FROM THE
CNTRL ROCKIES AND INTO THE MID MS VALLEY BY THUR MORNING.

DESPITE FAVORABLE FORCING FOR ASCENT WITH A COLD FRONT FROM THE
UPPER MS VALLEY INTO THE SRN PLAINS...DRY SURFACE TRAJECTORIES
EMANATING OUT OF THE SERN SURFACE HIGH WILL LEAD TO A LACK OF
INSTABILITY FOR THUNDERSTORMS.

..JEWELL.. 01/28/2015




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.