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Eastern Pacific Tropical Weather Discussion



000
AXPZ20 KNHC 300910
TWDEP 

TROPICAL WEATHER DISCUSSION                                     
NWS NATIONAL HURRICANE CENTER MIAMI FL                         
1005 UTC TUE JUN 30 2015

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. 

...TROPICAL WAVES...

TROPICAL WAVE N OF 8N ALONG 86W MOVING W AT 15 KT. SCATTERED 
MODERATE CONVECTION FROM 08N-10N BETWEEN 85W-87W.

TROPICAL WAVE N OF 8N ALONG 94W MOVING W AT 20 KT. NO 
SIGNIFICANT CONVECTION.

TROPICAL WAVE FROM 5N-11N ALONG 119W  MOVING W AT 20 KT. NO 
SIGNIFICANT CONVECTION.

TROPICAL WAVE ALONG FROM 8N-14N ALONG 132W SCATTERED MODERATE 
ISOLATED STRONG CONVECTION FROM 11N-13N WITHIN 240 NM E OF WAVE.

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

ITCZ FROM 6N83W TO 5N100W CONTINUES AT 6N107W TO 8N120W TO 
6N140W. SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 3N TO 
10N BETWEEN 116W-126W.

...DISCUSSION...

A LARGE UPPER LEVEL CYCLONIC CIRCULATION CENTERED NEAR 23N121W 
AN UPPER TROUGH EXTENDSS W TOWARDS THE SOUTHERN TIP OF BAJA 
CALIFORNIA. CYCLONIC FLOW COVERS THE AREA N OF 15N BETWEEN 105W 
AND 130W. STRONG SUBSIDENCE WITH DRY AND STABLE AIR AT THE 
MIDDLE AND UPPER LEVELS IS N OF 15N W OF 120W. DIVERGENT FLOW 
ALOFT E OF THE TROUGH ENHANCING SHOWERS ALONG THE SONORAN COAST 
OF NW MEXICO.

A WEAK SURFACE RIDGE ACROSS NORTHERN PORTION OF THE AREA N OF 
15N W OF 107W. AN AREA OF NE WINDS 15-20 KT FROM 12N TO 
20N...OTHERWISE WINDS 15 KT OR LESS ACROSS THE AREA...EXCEPT IN 
THE GULF OF PAPAGAYO.                                

GULF OF PAPAGAYO...ELY WINDS ARE FORECAST TO INCREASE TO 20-25 
KT WINDS LATER THIS MORNING. MAX SEAS WILL BUILD TO 10-11 FT 
FROM E-NE WIND WAVES AND CROSS-EQUATORIAL SW SWELL.

$$
DGS


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Page last modified: Tuesday, 30-Jun-2015 09:10:54 UTC