Area Forecast Discussion
Issued by NWS Brownsville, TX

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000
FXUS64 KBRO 260942
AFDBRO

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
342 AM CST MON JAN 26 2015

.SHORT TERM /NOW THROUGH TUESDAY/...AMPLIFIED RIDGE ACROSS THE
WEST WILL MOVE INTO THE CENTRAL AND SOUTHERN PLAINS DURING THE SHORT
TERM PERIOD WHILE CUT OFF LOW OVER THE PACIFIC COAST MOVES INLAND.
THIS LOW WEAKENS INTO AN OPEN WAVE AS IT LIFTS NORTHEAST MONDAY INTO
TUES INCREASING THE MOISTURE CONTENT AND AS A RESULT INCREASE CLOUD
COVER ACROSS S TX. THIS WILL CONTINUE TO PROVIDE AN ABUNDANCE OF
HIGH CLOUDS TO STREAM ACROSS SOUTHERN TEXAS TODAY AND TONIGHT. THIS
CLOUD DECK WILL LIMIT TEMPERATURES TO COOL DOWN INTO THE LOWER 40S
IN THE EARLY MORNING HOURS. DURING THE DAY LIGHT NORTH TO NORTHEAST
WINDS PREVAIL WITH TEMPERATURES IN THE MID TO LOW 70S ACROSS THE CWA.

TONIGHT AND TUESDAY...AS THIS RIDGE SHIFTS INTO THE CENTRAL PLAINS THE
SURFACE HIGH WILL MOVE INTO THE GULF WATERS VEERING WINDS
SOUTHEAST. LOW TEMPERATURES ACROSS THE VALLEY WITH HIGH CLOUDS
STILL STREAMING ACROSS THE AREA AND A SLIGHT WAA INTO THE AREA
FROM THE GULF WILL KEEP LOW NEAR 50 DEGREES. RIDGE WILL BE
CENTERED OVER THE CENTRAL PLAINS INTO TUES WHICH WILL KEEP LIGHT
WINDS ACROSS THE AREA. LESS HIGH CLOUDS ARE EXPECTED ALLOWING FOR
MORE HOURS OF SUNSHINE. HIGH TEMPERATURES WILL REACH THE UPPER 70S
WITH SOME LOCATIONS TO THE WEST REACHING THE 80S.

.LONG TERM /TUESDAY NIGHT THROUGH SUNDAY/...500MB RIDGE ACROSS THE
CENTRAL UNITED STATES TUESDAY WILL FLATTEN ACROSS THE SOUTH
CENTRAL U.S. WEDNESDAY AS A 500MB SHORTWAVE TROUGH MOVES INTO THE
NORTHERN PLAINS. SURFACE LOW PRESSURE ACROSS THE NORTH CENTRAL
U.S. WEDNESDAY WILL BRING A COLD FRONT INTO CENTRAL TEXAS THURSDAY
AND INTO SOUTH TX FRIDAY AS HIGH PRESSURE BUILDS INTO THE EASTERN
U.S. AS THE 500MB TROUGH MOVES EASTWARD. GLOBAL MODELS CONTINUE TO
PROG A 500MB LOW/TROUGH TO MOVE INTO THE SOUTHWEST U.S./NORTHWEST
MEXICO THURSDAY INTO FRIDAY WITH LOW TO MID LEVEL MOISTURE
INCREASING ACROSS THE SOUTHWEST U.S. FRIDAY SPREADING EASTWARD
INTO THE STATE SATURDAY AS LOW PRESSURE ACROSS SOUTHWEST TX BRINGS
A COLD FRONT THROUGH THE RIO GRANDE VALLEY SAT NIGHT AND
OVERRUNNING CONDITIONS DEVELOP ACROSS THE AREA SAT NIGHT AND CONTINUE
INTO SUNDAY. THIS WILL PROVIDE A CHANCE OF RAIN THROUGH THE
WEEKEND AS A RESULT.
&&

.MARINE...
NOW THROUGH TUESDAY...RIDGE WILL BE IN CONTROL DURING THE
SHORT TERM PERIOD. HIGH PRESSURE AT THE SURFACE WILL BE LINGERING
ACROSS THE AREA KEEPING LIGHT WINDS THROUGH THE PERIOD. THIS WILL
ALLOW FOR WINDS TO VEER SOUTHEAST INTO TONIGHT AND RETURN TO THE
WEST BY EARLY TUESDAY. NO SIGNIFICANT IMPACT IS EXPECTED ON WAVE
HEIGHTS WITH LOW SEAS PREVAILING.

TUESDAY NIGHT THROUGH FRIDAY...LIGHT AND VARIABLE WINDS WILL
PREVAIL ACROSS THE COASTAL WATERS TUES NIGHT WITH HIGH PRESSURE
ACROSS THE WESTERN GULF OF MEXICO. LIGHT SOUTH WINDS WEDNESDAY AND
THURSDAY SHOULD BACK TO THE EAST FRIDAY AS LOW PRESSURE ACROSS THE
NORTH CENTRAL UNITED WEDNESDAY BRINGS A COLD FRONT INTO CENTRAL
TEXAS THURSDAY AS IT MOVES EASTWARD. THE FRONT IS EXPECTED TO MOVE
INTO THE NORTHWEST GULF FRIDAY.
&&

.PRELIMINARY POINT TEMPS/POPS...
BAYVIEW/PORT ISABEL  68  50  74  56 /   0   0   0   0
BROWNSVILLE          71  49  76  56 /   0   0   0   0
HARLINGEN            72  48  77  52 /   0   0   0   0
MCALLEN              74  50  78  54 /   0   0   0   0
RIO GRANDE CITY      74  50  79  53 /   0   0   0   0
SOUTH PADRE ISLAND   67  53  70  59 /   0   0   0   0
&&

.BRO WATCHES/WARNINGS/ADVISORIES...
TX...NONE.
GM...NONE.
&&

$$

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