000
AXPZ20 KNHC 130400
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0405 UTC MON MAY 12 2008

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

BASED ON 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY
THROUGH 0300 UTC.

...ITCZ...
ALONG 09N79W 08N83W 10N100W 06N106W 07N125W 7N130W 5N140W. 
SCATTERED MODERATE SHOWERS TO ISOLATED STRONG THUNDERSTORMS 
WITHIN 30 NM RADIUS OF 5N83W...FROM 04N TO 05N BETWEEN 86W AND 
87W...FROM 04N TO 05N BETWEEN 107W AND 108W...AND FROM 05N TO 
06N BETWEEN 138W AND 140W.  ISOLATED MODERATE SHOWERS TO 
POSSIBLE TSTMS FROM 07N TO 15N BETWEEN 100W AND 107W...FROM 03N 
TO 10N BETWEEN 105W AND 113W...AND WITHIN 60 TO 120 NM ON EITHER 
SIDE OF 11N124W 7N131W 5N140W.

...DISCUSSION...
BASE OF AN INLAND MIDDLE TO UPPER LEVEL TROUGH REACHES SOUTHERN 
CALIFORNIA NEAR 33N116W.  SEPARATE TROUGH STARTS FROM AN ILL- 
DEFINED MIDDLE LEVEL CYCLONIC CIRCULATION CENTER AT 29N118W TO 
ANOTHER MIDDLE LEVEL CYCLONIC CIRCULATION CENTER AT 26N123W TO 
DEVELOPING CYCLONIC CENTER NEAR 23N135W TO MIDDLE TO UPPER LEVEL 
CYCLONIC CIRCULATION CENTER COMPARATIVELY BIGGEST IN AERIAL 
COVERAGE AND MOST WELL DEVELOPED AT 22N150W. 

BROAD UPPER LEVEL ANTICYCLONIC WIND FLOW COVERS AREA N OF 30N 
BETWEEN 120W AND 140W.

BROAD UPPER LEVEL ANTICYCLONIC WIND FLOW COVERS AREA N OF 10N  
E OF 110W.
 
UPPER LEVEL JET STREAM WITH WINDS RANGING FROM 70-90 KT WITHIN 
150 NM ON EITHER SIDE OF LINE THROUGH 15N140W 16N135W 19N127W.

SURFACE TROUGH IS ALONG 13N100W 08N102W 03N103W.
ISOLATED MODERATE SHOWERS TO POSSIBLE THUNDERSTORMS
FROM 7N TO 15N BETWEEN 100W AND 107W..

SURFACE TROUGH IS ALONG 11N125W 8N127W 5N128W. ISOLATED 
MODERATE SHOWERS FROM 3N TO 11N BETWEEN 123W AND 127W.

$$
MT