000
AXPZ20 KNHC 100901
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC SUN APR 10 2016

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
0800 UTC.               

...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...      

THE ITCZ EXTENDS FROM 05N102W TO 06N108W TO 05N116W. A SURFACE
TROUGH EXTENDS FROM 03N124W TO A 1011 MB SURFACE LOW NEAR
06N125W TO 09N125W. SCATTERED MODERATE CONVECTION IS OCCURRING
FROM 03N TO 12N BETWEEN 102W AND 126W. SCATTERED MODERATE
CONVECTION IS ALSO PRESENT FROM 03N TO 07N BETWEEN 85W AND 90W.

...DISCUSSION... 
                                  
A COLD FRONT EXTENDS FROM 30N117W TO 24N119W TO 23N121W THEN
CONTINUES AS A WEAKENING BOUNDARY TO 18N129W. ALTHOUGH WINDS
NEAR AND TO THE LEE OF THE FRONT ARE 20 KT OR LESS...NW SWELL TO
10 FT IS PROPAGATING OVER THE AREA OF DISCUSSION W OF THE FRONT.
THE FRONT WILL CONTINUE WEAKENING AS IT MOVES E AND DISSIPATE
DURING THE NEXT 24 HOURS. CONSEQUENTLY...ASSOCIATED WINDS AND
SEAS WILL DECREASE. IN 48 HOURS...ANOTHER WEAKENING FRONTAL
BOUNDARY WILL APPROACH THE NW PORTION OF THE BASIN. SEAS IN THIS
AREA WILL REBUILD TO AROUND 9 FT IN NW SWELL. 

TRADE WIND SWELL WILL COMBINE WITH NW SWELL TO MAINTAIN COMBINED
SEAS BETWEEN 8 AND 9 FT GENERALLY FROM 05N TO 14N AND W OF 132W
DURING THE NEXT 48 HOURS.

GAP WINDS...

GULF OF TEHUANTEPEC...FRESH TO STRONG NE WINDS WILL TAPER OFF
THIS AFTERNOON AND EVENING. SEAS WILL SUBSIDE TO BELOW 8 FT. 

GULF OF PAPAGAYO...AN ENHANCED PRES GRADIENT ACROSS THE WESTERN
CARIBBEAN AND CENTRAL AMERICA IS COMBINING WITH NOCTURNAL
DRAINAGE FLOW THROUGH THE GAP TO CAUSE NE TO E WINDS TO PULSE
FRESH TO STRONG. 0245Z ASCAT IMAGERY CONFIRMS THESE WINDS ARE
PRESENT. SEAS WILL PEAK AROUND 10 FT ACROSS THE GULF OF
PAPAGAYO...GENERALLY FROM 08N TO 12N AND E OF 92W. THE PRESSURE
GRADIENT WILL LESSEN DURING THE NEXT 48 HOURS AS THE HIGH
PRESSURE RIDGE TO THE NORTH SHIFTS EASTWARD...ALLOWING WINDS AND
SEAS TO SUBSIDE.

GULF OF PANAMA...FRESH TO STRONG N WINDS ARE CHANNELING THROUGH
THE GULF OF PANAMA. WINDS WILL SUBSIDE BY THIS EVENING. WAVE
HEIGHT GUIDANCE INDICATES THAT SEAS WILL PEAK BETWEEN 6 AND 7 FT.

GULF OF CALIFORNIA...FRESH TO STRONG WINDS ARE DEVELOPING OVER
THE NORTHERN PORTION OF THE GULF AS A WEAKENING COLD FRONT
APPROACHES FROM THE W. SEAS WILL REMAIN BELOW 8 FT. THESE
CONDITIONS ARE EXPECTED TO BE SHORT LIVED AND WILL WIND DOWN
THIS EVENING.

$$

CAM