Area Forecast Discussion
Issued by NWS Tulsa, OK

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000
FXUS64 KTSA 031047
AFDTSA

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
547 AM CDT SUN MAY 3 2015

.AVIATION...
CONCERNING TAF SITES KTUL/KRVS/KBVO/KMLC/KXNA/KFYV/KFSM/KROG.
VFR CONDITIONS ARE EXPECTED TO PREVAIL AT ALL AREA TAF SITES THROUGH
THE VALID PERIOD.


&&

.PREV DISCUSSION... /ISSUED 343 AM CDT SUN MAY 3 2015/

DISCUSSION...
BREEZY WINDS AND WARM AFTERNOON TEMPS WILL PREVAIL TODAY AND
MONDAY. ISOLATED SHOWERS MAY ALSO DEVELOP AS A WEAK WAVE PASSES
HOWEVER CHANCES FOR MEASURABLE PRECIP WILL REMAIN VERY LOW.

LOW LEVEL MOISTURE STEADILY INCREASES ACROSS THE REGION IN ADVANCE
OF A WAVE PASSING ACROSS THE SOUTHWESTERN STATES AND LIFTING INTO
THE PLAINS TUES - WEDNESDAY. WIDESPREAD SHOWERS AND THUNDERSTORMS
WILL DEVELOP WEST OF THE AREA AND SPREAD EASTWARD WITH THE HIGHEST
PRECIP CHANCES FOR THE FORECAST AREA BEING TUESDAY NIGHT THROUGH
WEDNESDAY MORNING.

DATA CONTINUE TO SHOW TROUGHING PREVAILING THROUGH THE WESTERN
STATES FOR MID WEEK INTO NEXT WEEKEND WHICH MAINTAINS
SOUTHWESTERLY FLOW DOWNSTREAM ACROSS THE PLAINS. THIS WILL OCCUR
ATOP A MOIST BOUNDARY LAYER AND RESULT IN AN UNSTABLE AND WEAKLY
CAPPED AIRMASS FOR MUCH OF THE PERIOD. WHILE THE PRIMARY SURFACE
BOUNDARIES WILL REMAIN NORTH AND WEST OF THE FORECAST AREA ANY
PASSING DISTURBANCE WILL GENERATE CONVECTION WHICH MAY SPREAD
INTO THE REGION...THUS DAILY PRECIP CHANCES WILL BE MAINTAINED.
TEMPS LOOK TO REMAIN NEAR TO SLIGHTLY ABOVE SEASONAL NORMALS.

&&

.TSA WATCHES/WARNINGS/ADVISORIES...
OK...NONE.
AR...NONE.
&&

$$

AVIATION...10





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