801
FXUS64 KAMA 131124
AFDAMA
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AMARILLO TX
524 AM CST FRI DEC 13 2019
AVIATION
12Z TAF CYCLE
VFR CONDITIONS WILL PREVAIL AT ALL THREE TAF SITES THROUGH 12Z
SATURDAY. WEST WINDS 5 TO 15 KNOTS WILL BECOME NORTHWEST TO NORTH
10 TO 20 KNOTS AFTER 17Z TO 19Z TODAY AND THEN BECOME NORTHWEST TO
NORTH AND NORTHEAST 5 TO 15 KNOTS AFTER 03Z TO 06Z SATURDAY.
SCHNEIDER
PREV DISCUSSION
/ISSUED 326 AM CST FRI DEC 13 2019/
SHORT TERM...TODAY THROUGH TONIGHT...
DRY NORTHWESTERLY FLOW ALOFT TODAY THROUGH TONIGHT WILL ALLOW FOR
ONLY SOME SCATTERED HIGH LEVEL CLOUDS ACROSS THE PANHANDLES. A
SURFACE TROUGH WILL TRACK ACROSS THE FORECAST AREA SHIFTING THE
WINDS FROM THE SOUTHWEST TO THE WEST AND THEN AROUND TO THE
NORTHWEST AND NORTH THIS MORNING THROUGH THIS AFTERNOON. SURFACE
RIDGE BUILDS IN ACROSS THE PANHANDLES TONIGHT ALLOWING FOR LIGHT
NORTHEAST TO EAST AND SOUTHEAST WINDS.
SCHNEIDER
LONG TERM...SATURDAY THROUGH THURSDAY...
NORTHWEST FLOW ALOFT EARLY SATURDAY TRANSITIONS TO ZONAL BY
SATURDAY EVENING. SOUTHWEST FLOW ALOFT SETS UP SUNDAY MORNING AS
NEXT SHORTWAVE TROF DIGS ACROSS THE GREAT BASIN ON SUNDAY, AND
CROSSES THE ROCKIES SUNDAY NIGHT. THIS POSITIVELY-TILTED TROF
PASSES THROUGH THE TEXAS AND OKLAHOMA PANHANDLES LATE SUNDAY NIGHT
AND MONDAY MORNING.
MODELS CONTINUE TO TREND DRIER WITH THIS SYSTEM AND THE POTENTIAL
FOR ACCUMULATING SNOW IS ALSO GOING DOWN. HAVE DELAYED ONSET OF
PRECIPITATION UNTIL SUNDAY MORNING, WHEN LIGHT SNOW MAY FALL OVER
MAINLY THE OKLAHOMA PANHANDLE. CHANCES IMPROVE SLIGHTLY SUNDAY
NIGHT AS STRONGER DYNAMICS WITH SHORTWAVE TROF ARRIVE AND
ISENTROPIC LIFT BECOMES STRONGER. HAVE LOWERED EXPECTED SNOW
TOTALS, WITH LESS THAN ONE INCH NOW FORECAST. MONDAY AND BEYOND
ARE EXPECTED TO BE DRY.
REGARDING TEMPERATURES, SATURDAY WILL BE COOLER AS WEAK BACKDOOR
COLD FRONT MOVES IN FROM THE NORTHEAST. HIGH TEMPERATURES IN
NORTH AND NORTHEAST SECTIONS EXPECTED REMAIN BELOW 50 ON SATURDAY,
WHILE 60 IS FORECAST IN THE SOUTHWEST. STRONGER PUSH OF COLD AIR
ARRIVES ON SUNDAY AND SUNDAY EVENING, ALTHOUGH SOUTH AND SOUTHWEST
SECTIONS MAY HAVE TIME TO REACH 50, WHILE NORTHERN SECTIONS REMAIN
BELOW 40. COLD CONDITIONS ARE EXPECTED MONDAY AND TUESDAY, WITH
HIGHS MAINLY IN THE MID-30S TO LOWER-40S, ABOUT 10 DEGREES BELOW
NORMAL. MODEST WARMING TREND BEGINS WEDNESDAY, WHEN HIGHS NEAR
NORMAL ARE EXPECTED.
COCKRELL
AMA WATCHES/WARNINGS/ADVISORIES
TX...NONE.
OK...NONE.
11/3
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page