SWODY3
SPC AC 180630
DAY 3 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1230 AM CST SUN JAN 18 2009
VALID 201200Z - 211200Z
...NO SVR TSTM AREAS FORECAST...
...SYNOPSIS...
UPPER AIR PATTERN -- CHARACTERIZED BY STG MEAN RIDGING OVER WRN
CONUS AND TROUGHING IN E -- IS FCST TO SHIFT EWD SOMEWHAT AND BEGIN
TO WEAKEN DAY-3. SHORTWAVE TROUGH -- NOW EVIDENT OVER NWRN NW
TERRITORIES -- WILL DIG SEWD ACROSS CENTRAL CANADA AND MS VALLEY TO
SERN CONUS THROUGH DAY-2. THIS FEATURE THEN SHOULD PIVOT EWD ACROSS
SRN APPALACHIANS...NERN GULF...NRN FL AND CAROLINAS BEFORE MOVING
OFFSHORE LATE THIS PERIOD AS STG/POSITIVELY TILTED TROUGH.
ASSOCIATED SFC COLD FRONT WILL BE REINFORCED BY SECONDARY FRONTAL
SURGE LATE DAY-2 INTO EARLY DAY-3 ACROSS CENTRAL/SRN FL...WITH
RESULTANT BAROCLINIC ZONE CLEARING SERN FL AND KEYS BY 21/00Z.
DEEP-CONVECTIVE POTENTIAL ACROSS S FL WILL BE MINIMIZED BY
COMBINATION OF LOW BOUNDARY LAYER THETAE...WEAK LAPSE RATES
ALOFT...AND PREFRONTAL WLYS LIMITING CONVERGENCE.
..EDWARDS.. 01/18/2009
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
To unsubscribe from WX-STORM send e-mail to LISTSERV@LISTSERV.ILLINOIS.EDU with
"unsub wx-storm" in the body of your message. For more information write cnovy@cox.net.
No comments:
Post a Comment