Area Forecast Discussion Issued by NWS Amarillo, TX
000
FXUS64 KAMA 241136
AFDAMA
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AMARILLO TX
636 AM CDT FRI MAY 24 2013
.DISCUSSION...
THE PROGGED UPPER LEVEL PATTERN LOOKS RELATIVELY THE SAME AS SEEN
YESTERDAY AT THIS TIME. BROAD SW FLOW TO PERSIST AS UPPER LEVEL RIDGE
AXIS SLOWLY EDGES OFF TO THE EAST. THE SFC DRYLINE WILL BE THE MAIN
FOCUSING BOUNDARY FOR TSTM INITIATION NEXT SEVERAL DAYS...FOLLOWED BY
ANY OUTFLOW BOUNDARIES AS SECONDARY MECHANISMS. IT APPEARS TSTM
COVERAGE WILL BECOME MORE ISOLD DURING THE COMING DAYS AND
INCREASINGLY DEPENDENT ON WHETHER THE MID LEVEL WARM LAYER...ALSO
KNOWN AS A CAPPING INVERSION...CAN BE BREACHED. THAT SAID...USED
AREAL QUALIFIER WORDING FOR TODAY AND TONIGHT WITH ISOLD TO SCT
COVERAGE. THEN SLGT CHC POPS SAT THRU SUN NIGHT...FOLLOWED BY SLGT
CHC POPS ROUGHLY ERN HALF OF FCST AREA MON THRU TUE NIGHT. IF STORMS
CAN MANAGE TO FORM...A FEW MAY BECOME STRONG TO MARGINALLY
SEVERE...WITH LARGE HAIL AND DAMAGING WINDS THE PRIMARY HAZARDS.
MEDIUM RANGE MODELS DIFFER ON UA PATTERN MIDDLE TO LATTER PART OF
NEXT WEEK WITH RESPECT TO HOW THE VIGOROUS WRN US TROF EJECTS. 00Z ECMWF
IS A BIT SLOWER AND HAS A MORE CLOSED OFF SOLUTION...AND ALSO OFFERS
MORE IN WAY OF PRECIP FOR WED AND WED NIGHT. 00Z GFS IS FASTER AND
DRIER OVERALL. HOWEVER...06Z GFS HAS TRENDED A BIT TOWARDS 00Z ECMWF.
DECIDED ON RETAINING SLGT CHC POPS FOR WED AND WED NIGHT AREAWIDE AS
A COMPROMISE THIS FAR OUT IN TIME. MODELS DO PUSH THIS FEATURE EAST
OF THE REGION ON THURSDAY...AND HAVE SUGESTED A DRIER SCENARIO FOR
THAT DAY.
ANDRADE
&&
.FIRE WEATHER...
NEITHER ELEVATED NOR CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED
THROUGH THE MIDDLE OF NEXT WEEK AT THIS TIME.
ANDRADE
&&
.PRELIMINARY POINT TEMPS/POPS...
AMARILLO TX 82 60 85 61 90 / 30 20 20 20 20
BEAVER OK 81 62 88 63 93 / 30 20 20 20 20
BOISE CITY OK 84 58 87 57 91 / 30 20 20 20 20
BORGER TX 83 64 87 65 91 / 30 20 20 20 20
BOYS RANCH TX 84 60 87 59 92 / 30 20 20 20 20
CANYON TX 83 60 85 60 90 / 30 20 20 20 20
CLARENDON TX 82 62 85 64 90 / 30 20 20 20 20
DALHART TX 84 59 87 57 92 / 30 20 20 20 20
GUYMON OK 83 62 89 61 93 / 30 20 20 20 20
HEREFORD TX 84 59 85 59 90 / 30 20 20 20 20
LIPSCOMB TX 81 62 85 63 91 / 30 20 20 20 20
PAMPA TX 82 61 86 63 90 / 30 20 20 20 20
SHAMROCK TX 82 64 85 64 90 / 30 20 20 20 20
WELLINGTON TX 83 64 85 65 90 / 30 20 20 20 20
&&
.AMA WATCHES/WARNINGS/ADVISORIES...
TX...NONE.
OK...NONE.
&&
$$