000
AXPZ20 KNHC 161502
TWDEP 

TROPICAL WEATHER DISCUSSION     
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC FRI MAR 16 2007

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.

...ITCZ...
ITCZ 4N77W 5N95W 1N140W. SCATTERED MODERATE TO ISOLATED STRONG
CONVECTION WITHIN 60 NM ON EITHER SIDE OF AXIS FROM 89W TO 98W.

...DISCUSSION...
WEAK UPPER LEVEL TROUGH EXTENDS FROM 32N134W 28N125W TO THE 
NORTHERN BAJA PENINSULA. ANOTHER UPPER LEVEL TROUGH RUNS FROM 
26N140W TO 8N135W...A WEAK RIDGE SEPARATES THE TWO TROUGHS. SOME 
HIGH LEVEL MOISTURE IS MOVING NE BETWEEN THE SECOND TROUGH AND 
THE RIDGE. OTHERWISE THE ATMOSPHERE IS MOSTLY DRY AT THE MID AND 
UPPER LEVELS W OF 115W. UPPER LEVEL MOISTURE IS MOVING ACROSS 
MEXICO WITH A RIDGE WHICH RUNS FROM 10N98W TO 29N107W.

SURFACE RIDGE EXTENDS FROM 32N133W TO 20N107W. BROKEN TO 
OVERCAST LOW CLOUDS COVER THE PACIFIC N OF 15N W OF 120W AND N 
OF 25N BETWEEN THE BAJA PENINSULA TO 120W.

THE WINDS WILL INCREASE TO 20 KT WITHIN 12 TO 18 HOURS...AND THEN
TO GALE FORCE BY SAT MORNING...AND POSSIBLY STORM FORCE BY SAT 
EVENING.

$$
DGS