Area Forecast Discussion
Issued by NWS Amarillo, TX

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000
FXUS64 KAMA 261149 AAA
AFDAMA

AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE AMARILLO TX
649 AM CDT FRI JUN 26 2015

.AVIATION...
FOR THE 12Z TAFS...VFR CONDITIONS EXPECTED TO PREVAIL THROUGH THE TAF
PERIOD. A COLD FRONT PUSHED THROUGH THE TAF SITES...WITH NORTHERLY TO
NORTHEASTERLY WINDS GENERALLY EXPECTED THROUGHOUT THE DAY TODAY.
WINDS SHOULD DECREASE IN SPEED AND BECOME EASTERLY AFTER 00Z. THERE
IS A SLIGHT CHANCE FOR THUNDERSTORMS TO IMPACT KAMA AND KDHT THIS
AFTERNOON...THOUGH CERTAINTY IS TOO LOW AT THIS TIME TO INCLUDE IN TAFS.

NF

&&

.PREV DISCUSSION... /ISSUED 440 AM CDT FRI JUN 26 2015/

DISCUSSION...
COLD FRONT HAS PASSED THROUGH THE OKLAHOMA PANHANDLE...WITH CONTINUED
SOUTHWARD MOVEMENT EXPECTED TODAY.  BY MID-AFTERNOON...COLD FRONT
SHOULD LIE ACROSS SOUTHERN TEXAS PANHANDLE.  SCATTERED THUNDERSTORMS
EXPECTED TODAY ACROSS THE PANHANDLES AS DEEP...RICH MOISTURE IS
LIFTED ALONG AND NEAR THE COLD FRONT WITH UPPER SUPPORT FROM MODEST
CYCLONIC VORTICITY ADVECTION IN NORTHWEST FLOW.  SOME STORMS LIKELY
TO BECOME STRONG TO SEVERE TODAY AS INSTABILITY IS AUGMENTED BY
MODEST SHEAR.  TEMPERATURES TODAY EXPECTED TO BE ABOUT 10 DEGREES
FAHRENHEIT LOWER ACROSS NORTHERN SECTIONS...AS COMPARED TO YESTERDAY...WITH
LITTLE DEPARTURE FROM YESTERDAY/S HIGHS EXPECTED IN SOUTHERN SECTIONS TODAY.

POPS TONIGHT WILL BE CONCENTRATED ACROSS SOUTHERN SECTIONS...WHERE
MOIST UPSLOPE FLOW BEHIND COLD FRONT IS EXPECTED.  MAY SEE AREAS OF
FOG DEVELOP LATE TONIGHT AS POST-FRONTAL SURFACE HIGH PRESSURE RIDGE
BUILDS IN FROM THE NORTHEAST.

FORECAST FOR LATER PERIODS REMAINS LARGELY UNCHANGED.  LOW POPS
SATURDAY THROUGH SUNDAY NIGHT RETAINED FOR WESTERN SECTIONS...WHERE
HIGHER INSTABILITY AND MODEST LOW-LEVEL CONVERGENCE EXPECTED.  DRY
MONDAY THROUGH TUESDAY NIGHT AS MID-LEVEL HEIGHTS INCREASE AROUND
STRENGTHENING WESTERN RIDGE.  LOW POPS RETAINED FOR WEDNESDAY AND
THURSDAY AS MID-LEVEL FLOW EXHIBITS LESS ANTICYCLONIC CURVATURE OVER
PANHANDLES AND NORTHWEST FLOW ALOFT RESUMES.

COCKRELL

&&

.AMA WATCHES/WARNINGS/ADVISORIES...
TX...NONE.
OK...NONE.

&&

$$

06/03





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