000
AXPZ20 KNHC 121551
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC THU JUN 12 2008

TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN
FROM THE EQUATOR TO 32N...EAST OF 140W. 

BASED ON 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
1530 UTC.

...TROPICAL WAVE...
TROPICAL WAVE N OF 13N ALONG 94W WHICH IS INLAND OVER S MEXICO 
AND THROUGH THE BAY OF CAMPECHE MOVING W 10-15 KT. SCATTERED 
MODERATE CONVECTION IS OVER BAY OF CAMPECHE WITH NONE OVER THE 
PACIFIC.

...ITCZ...
INTERTROPICAL CONVERGENCE ZONE IS CENTERED ALONG...07N77W TO 
03N105W TO 08N115W TO 07N130W TO 04N140W.
SCATTERED MODERATE TO STRONG CONVECTION IS WITHIN 120 NM OF THE 
POINT 06N97W. SCATTERED MODERATE TO STRONG CONVECTION IS WITHIN 
90 NM OF THE POINT 10N116W. SCATTERED MODERATE TO STRONG 
CONVECTION IS WITHIN 90 NM OF THE POINT 07N119W.

...DISCUSSION...
DEEP LAYER TROUGH IS JUST WEST OF THE AREA NORTH OF 15N. MIDDLE 
AND UPPER LEVEL MOISTURE ASSOCIATED WITH THE SOUTHERLY FLOW EAST 
OF THE TROUGH IS NORTH OF 20N WEST OF 135W WITH A SMALL AREA OF 
OVERCAST UPPER LEVEL CLOUDS.

UPPER RIDGE IS SOUTHWEST OF A LINE 15N140W TO 00N115W. MIDDLE 
AND UPPER LEVEL MOISTURE IS OBSERVED BUT THE ONLY CLOUDS ARE 
ASSOCIATED WITH ITCZ CONVECTION. 

AN AREA OF ENHANCED CONVECTION NEAR 09N118W IS MENTIONED ABOVE 
AND SHOWS UPPER DIFFLUENCE AND AT THIS TIME HAS NO SURFACE 
FEATURE.

ANOTHER AREA OF ITCZ CONVECTION IS FROM 92W TO 100W AND ANOTHER 
AREA OF CONVECTION IS NEAR THE COAST OF PANAMA AND COSTA RICA. 
OTHER THAN THESE AREAS THE MIDDLE AND UPPER LEVELS ARE DRY AND 
CLOUD FREE.

OVERCAST STRATOCUMULUS IS NORTH OF A LINE FROM 20N105W TO 
20N120W TO 16N125W TO 17N140W.

WEAK SURFACE RIDGE IS NORTH OF 10N WEST OF 115W. REMAINDER OF 
THE AREA IS ANALYZED AS BROAD TROUGH.
 
GAP WINDS OF NEAR 20 KNOTS ARE EXPECTED IN THE GULF OF PAPAGAYO 
BEGINNING THIS EVENING AND CONTINUING THROUGH 48 HOURS.

$$
LL