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660
AXPZ20 KNHC 060925
TWDEP
TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC THU MAR 6 2014
TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM
THE EQUATOR TO 32N...EAST OF 140W. THE FOLLOWING INFORMATION IS
BASED ON SATELLITE IMAGERY...WEATHER OBSERVATIONS...RADAR...AND
METEOROLOGICAL ANALYSIS.
BASED ON 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
0900 UTC.
...SPECIAL FEATURE...
GULF OF TEHUANTEPEC GALE WARNING...FRESH TO STRONG N WINDS WILL
FUNNEL THROUGH THE CHIVELA PASS INTO TEHUANTEPEC THU EVENING.
WINDS WILL BRIEFLY INCREASE TO MINIMAL GALE FORCE AROUND 03-06
UTC FRI...AND CONTINUE FOR ABOUT 6 HOURS THROUGH 09-12 UTC. SEAS
WILL RAPIDLY BUILD TO 11 FT DURING BRIEF PERIOD OF GALES. WINDS
AND SEAS ARE EXPECTED RAPIDLY DIMINISH AFTER SUNRISE FRI.
...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE ITCZ EXTENDS FROM 05N88W TO 03N110W TO 03N126W TO 06N140W.
NO SIGNIFICANT CONVECTION.
...DISCUSSION...
A WEAKENING COLD FRONT WITH WINDS 20 KT OR LESS IS LOCATED S OF
30N IN NW PORTION. ALTIMETER DATA SHOWS SEAS AROUND 14 FT NEAR
30N140W. CONVEYER BELT OF WAVE AFTER WAVE OF LARGE NW SWELL
REACHING NW PORTION THEN DECAYING AS IT MOVES SE TO NEAR 110W
APPEARS LIKE TO CONTINUE ANOTHER DAY OR TWO.
10242 MB HIGH PRESSURE CENTERED NEAR 25N130W WITH SURFACE RIDGE
EXTENDING SOUTHWARD TO AROUND 14N. PRESSURE GRADIENT BETWEEN THE
HIGH AND LOWER PRESSURE ASSOCIATED WITH THE CONVERGENCE ZONE
SUPPORTING MODERATE TO FRESH TRADE WINDS N OF THE ITCZ TO 10N.
THE PRESSURE GRADIENT WILL INCREASE NEAR THE NORTHERN BAJA
CALIFORNIA PENINSULA FRI EVENING AS LOW PRESSURE AREA DIVES
SOUTHWARD FROM SOUTHWEST U.S. AND FRESHEN NW-N WINDS N OF 28N E
OF 122W. GENTLE TO MODERATE WIND AND SEA CONDITIONS WILL PREVAIL
IN GULFS OF CALIFORNIA...PAPAGAYO AND PANAMA THROUGH FRI.
$$
MUNDELL
Delivered by Weather Underground Inc. Thu Mar 6 2014 4:25AM EST
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