000
AXPZ20 KNHC 120320
TWDEP 

Tropical Weather Discussion 
NWS National Hurricane Center Miami FL
0405 UTC Sun Mar 12 2017

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 0000 UTC surface analysis and satellite imagery through 
0300 UTC.

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

The ITCZ and associated convection remain south of the equator.  

...DISCUSSION...   

OFFSHORE WATERS WITHIN 250 NM OF MEXICO...

A surface ridge will extend from NW-SE west of Baja California 
the next few days. Gentle to moderate NW flow will diminish to a 
light to gentle breeze across most of the area by later today. 

The next gap wind event for the Gulf of Tehuantepec will begin 
early Monday with fresh to strong northerly winds expected near 
sunrise. Winds will diminish during the day, then re-intensify 
Monday evening and continue through Tuesday, with model guidance 
suggesting gale conditions possible Tuesday night and Wednesday 
night.

OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA, AND 
WITHIN 750 NM OF ECUADOR...

Moderate to locally fresh nocturnal NE flow is expected downwind 
of the gulfs of Papagayo and Panama through Sunday night. Light 
to gentle winds and combined seas of 4-6 ft expected elsewhere 
through Tuesday. 

REMAINDER OF THE AREA...

A nearly stationary subtropical high will remain near 32N131W 
through Tuesday. Fresh to locally strong NE trades will persist 
across the tropics from 05N to 15N west of 120W the next several 
days. Combined seas will be 6-9 ft in mixed swell across the 
area through Monday. Fresh SW winds and building seas to 9 ft 
will develop across the waters north of 30N west of 136W Tuesday 
ahead of a cold front reaching 30N140W Tuesday night. The front 
will stall on Wednesday, and drift back north of 32N Thursday.  

$$ 
Mundell