000
AXPZ20 KNHC 290913
TWDEP 

TROPICAL WEATHER DISCUSSION 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1005 UTC THU MAY 29 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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0830 UTC.

...SPECIAL FEATURES...

TROPICAL STORM AMANDA IS 16.8N 110.9W AT 29/0300 UTC MOVING NE 
AT 5 KT. MAXIMUM SUSTAINED WIND SPEED IS 35 KT WITH GUSTS TO 45 
KT. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1005 MB. PLEASE SEE 
LATEST NHC FORECAST/ADVISORY UNDER AWIPS/WMO HEADERS MIATCMEP1/ 
WTPZ21 KNHC FOR MORE DETAILS. SCATTERED MODERATE/ISOLATED STRONG 
CONVECTION IS WELL REMOVED FROM THE CENTER FROM 16N TO 18N 
BETWEEN 107W AND 109W. AMANDA IS FORECAST TO CONTINUE TO WEAKEN 
TO TROPICAL DEPRESSION THIS AFTERNOON AS IT DRIFTS E AS IT 
WEAKENS FURTHER TO A REMNANT LOW FRI AFTERNOON. 

...TROPICAL WAVES...

A TROPICAL WAVE EXTENDS FROM THE SW CARIBBEAN SEA ACROSS PANAMA 
INTO THE NE PACIFIC N OF 05N ALONG 81W/82W MOVING W 10 TO 15 KT 
OVER THE PAST 24 HOURS. SCATTERED TO NUMEROUS STRONG CONVECTION 
IS FROM 6N TO 9N E OF 80W. 
  
...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...           

THE MONSOON TROUGH EXTENDS FROM 8N83W ALONG 11N89W 11N95W TO  
14N101W THEN RESUMES S OF T.S. AMANDA NEAR 10N112W ALONG 7N119W 
9N127W TO A 1009 MB LOW NEAR 8N130W 4N133W TO 4N135W WHERE THE 
ITCZ BEGINS AND EXTENDS TO BEYOND 4N140W. SCATTERED MODERATE/ 
ISOLATED STRONG CONVECTION IS WITHIN 60 NM OF MONSOON TROUGH 
BETWEEN 83W AND 88W AND FROM 04N TO 12N BETWEEN 98W AND 109W. 
SCATTERED MODERATE CONVECTION IS FROM 04N TO 07N BETWEEN 85W AND 
87W AND FROM 03N TO 06N BETWEEN 121W AND 125W. 

...DISCUSSION...     

A NEARLY STATIONARY AND STRONG 1037 MB SURFACE HIGH IS LOCATED 
WELL NW OF THE FORECAST AREA NEAR 43N143W AND EXTENDS A RIDGE SE 
ACROSS THE DISCUSSION AREA THROUGH 32N133W TO NEAR 25N125W. 
FRESH TO STRONG NORTHERLY WINDS EXTEND TO THE DISCUSSION AREA 
GENERATING SWELLS INTO THE AREA. 

THE HIGH IS FORECAST TO MOVE TO SW REMAINING WELL N OF THE 
DISCUSSION AREA WHILE WEAKENING. AS THE HIGH AND ASSOCIATED 
PRESSURE GRADIENT WEAKENS THE WINDS WILL DIMINISH TO MODERATE 
OVER THE WATERS WHILE LINGERING SEAS SUBSIDE. 

1009 MB LOW IS EMBEDDED IN THE MONSOON TROUGH NEAR 08N130W. 
SCATTERED MODERATE/ISOLATED STRONG CONVECTION IS DISPLACED TO 
THE NW OF THE LOW WITHIN 60 NM OF LINE FROM 9N132W TO 7N134W. 
LOW WILL DRIFT W OVER THE NEXT 48 HOURS. 

CROSS EQUATORIAL SW SWELL WILL REACH THE FAR S/CENTRAL WATERS SW 
OF THE GALAPAGOS ISLANDS BY THU AFTERNOON AND GRADUALLY 
SPREADING N BY FRI MORNING THEN SHIFTING E THROUGH FRI NIGHT. 
 
$$
PAW