000
AXPZ20 KNHC 251521
TWDEP 

TROPICAL WEATHER DISCUSSION     
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC SUN FEB 25 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 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
1500 UTC.

...ITCZ...
ITCZ AXIS ALONG THE LINE 5N77W 5N105W 5N140W. THERE IS ONLY 
ISOLATED CONVECTION WITHIN THE ITCZ WEST OF 110W. AN AREA OF 
SCATTERED MODERATE WITHIN 30 NM OF THE POINT 5.1N123.9W.

...DISCUSSION...
UPPER LEVELS...
MIDDLE BUT MAINLY UPPER LEVEL TROUGH IS NORTH OF 26N. NO CLOUDS 
OR WEATHER IS ASSOCIATED WITH THE TROUGH SOUTH OF 32N.  THE 
SYSTEM IS MOVING EAST AND NORTH AS THE RIDGE TO THE SOUTH BUILDS 
OVER THE AREA.

REMAINDER OF THE AREA IS COVERED BY MIDDLE AND UPPER LEVEL 
RIDGE.  

A LARGE AREA OF BROKEN HIGH CLOUDS IS SOUTH OF THE TROUGH AND 
WEST OF A LINE FROM 20N105W TO THE ITCZ NEAR 125W.  THIS 
MOISTURE IS EMANATING FROM LOWER LATITUDE CONVECTION.

THE AREA EAST OF THE ABOVE LINE IS VERY DRY AND CLOUD FREE.

SURFACE...
MODERATE RIDGE IS NORTH OF THE ITCZ WEST OF 108W.  

OVERCAST STRATOCUMULUS ARE NORTH OF 25N WEST OF 120W.  ELSEWHERE 
NORTH OF 20N W OF 115W BROKEN STRATOCUMULUS ARE OBSERVED.

GAP WINDS...
WINDS WILL CONTINUE TO OCCASIONALLY BE EASTERLY 20 KT IN THE 
PAPAGAYO REGION THROUGH THE NEXT 48 HOURS.

NORTHERLY WINDS OF NEAR 20 KT IN THE GULF OF PANAMA REGION 
SHOULD DECREASE WITHIN 18 HOURS.

$$
LL