FXUS64 KSJT 262333 AAA
AFDSJT
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE SAN ANGELO TX
533 PM CST THU NOV 26 2009
.DISCUSSION...
SEE 00Z AVIATION DISCUSSION BELOW.
&&
.AVIATION...
VFR CONDITIONS THROUGH THE NEXT 24 HOURS. LIGHT AND VARIABLE WINDS
TONIGHT WILL INCREASE OUT OF THE SOUTH/SOUTHWEST BY LATE MORNING
TO AROUND 12 KNOTS WITH GUSTS NEAR 20 KNOTS. THE ONLY CLOUDS WILL
BE A BROKEN VEIL IN THE UPPER LEVELS. 20
&&
.PREV DISCUSSION... /ISSUED 352 PM CST THU NOV 26 2009/
SHORT TERM...
QUIET PATTERN ACROSS WEST CENTRAL TEXAS IN THE SHORT TERM. HIGH
PRESSURE SHIFTING OFF TO THE EAST WILL ALLOW LIGHT SOUTH WINDS TO
PREVAIL TONIGHT. THESE WINDS...COMBINED WITH A VEIL OF HIGH
CLOUDINESS STREAMING IN FROM THE SOUTHWEST...WILL KEEP OVERNIGHT
LOWS WARMER THAN WHAT WE HAVE SEEN THE LAST FEW NIGHTS. WARM AGAIN
ON FRIDAY.
A SHORTWAVE MOVING ACROSS BAJA CALIFORNIA THIS AFTERNOON WILL MOVE
ACROSS WEST CENTRAL TEXAS ON FRIDAY. APPEARS THAT THIS IS A FAIRLY
POTENT SYSTEM...BUT JUST DONT HAVE ANY SIGNIFICANT MOISTURE TO WORK
WITH. THUS...WILL INCREASE CLOUDS BUT HOLD OFF ON ADDING ANY POPS AT
THIS POINT.
LONG TERM...
GFS HAS SLOWED CONSIDERABLY FROM ITS PRIOR RUN AND TRACKS CLOSELY
WITH THE 12Z ECMWF...BRINGING THE CLOSED LOW OVER THE FORECAST
AREA LATE TUESDAY. COLD FRONT PUSHES SOUTH THROUGH THE AREA DURING
THE DAY ON SUNDAY WITH CHANCE OF RAINFALL INCREASING THROUGH THE
DAY. BEST CHANCE OF RAINFALL WILL ACCOMPANY SOUTHWARD PROGRESSION
OF THE FRONTAL BOUNDARY THROUGH THE DAY ON MONDAY. RAIN CHANCES
WILL SPREAD OVER MOST OF THE FORECAST AREA ON TUESDAY AS THE UPPER
LOW MOVES ACROSS THE AREA. RAIN CHANCES SHOULD END LATE TUESDAY AS
THE UPPER LOW LIFTS NORTHEAST OUT OF THE AREA. COLD START TO THE
COMING WORKWEEK AS AFTERNOON TEMPERATURES STRUGGLE TO HIT 50
DEGREES MONDAY AND TUESDAY. MORNING TEMPERATURES WILL REMAIN IN
THE 30S THROUGH THE COMING WEEK.
&&
.PRELIMINARY POINT TEMPS/POPS...
ABILENE 38 70 49 71 51 / 0 0 0 10 10
SAN ANGELO 38 67 45 70 50 / 0 10 0 10 10
JUNCTION 35 68 47 73 51 / 0 10 10 10 10
&&
.SJT WATCHES/WARNINGS/ADVISORIES...
NONE.
&&
$$