000
AXPZ20 KNHC 071501
TWDEP 

TROPICAL WEATHER DISCUSSION                                  
NWS NATIONAL HURRICANE CENTER MIAMI FL                      
1605 UTC MON MAR 07 2016

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.              

...SPECIAL FEATURE...

STRONG HIGH PRESSURE WILL CONTINUE TO BUILD OVER THE NORTHERN
WATERS TODAY. THIS WILL TIGHTEN THE PRESSURE GRADIENT OVER THE
WATERS OFF THE COAST OF BAJA CALIFORNIA NORTE. WINDS WILL
INCREASE TO NEAR GALE FORCE THIS EVENING THEN TO GALE FORCE LATE
TONIGHT. THE AREA OF HIGH PRESSURE WILL WEAKEN SLIGHTLY TUE.
THIS WILL LOOSEN THE GRADIENT WITH WINDS DIMINISHING BELOW GALE
FORCE TUE NIGHT. THE GALE FORCE WINDS WILL BUILD SEAS OVER THE
NORTHERN WATERS OFF THE COAST OF BAJA CALIFORNIA NORTE...PEAKING
NEAR 24 FT BY TUE MORNING. 
  
...INTERTROPICAL CONVERGENCE ZONE...

A SURFACE TROUGH EXTENDS FROM 08N85W TO 04N102W. THE ITCZ
EXTENDS FROM 04N105W TO 01N140W. SCATTERED MODERATE ISOLATED
STRONG CONVECTION WAS NOTED FROM 03N TO 06N W OF 128W. 

...DISCUSSION...

HIGH PRESSURE OF 1025 MB EXTENDS A RIDGE SE TO NEAR 17N111W. THE
PRESSURE GRADIENT BETWEEN THE AREA OF HIGH PRESSURE AND LOWER
PRESSURE IN THE VICINITY OF THE ITCZ IS MAINTAINING MODERATE TO
FRESH TRADES OVER THE WESTERN WATERS N OF THE ITCZ. THE AREA OF
HIGH PRESSURE WILL CONTINUE TO BUILD OVER THE NORTHERN AREAS.
THIS WILL HELP TIGHTEN THE PRESSURE GRADIENT AND INCREASE
TRADEWINDS WITH FRESH TO STRONG TRADEWINDS FOUND FROM 06N TO 20N
W OF 130W AND FROM 15N TO 20NBETWEEN 125W AND 130W BY TUESDAY
MORNING. THE AREA OF HIGH PRESSURE WILL SLIGHTLY WEAKEN TUE-WED.
THIS WILL DECREASE COVERAGE OF FRESH TO STRONG TRADES...COVERING
THE AREA FROM 11N TO 15N BETWEEN 126W AND 138W WED MORNING. NW
SWELL CONTINUES TO DOMINATE MUCH OF THE FORECAST AREA WITH SEAS
GREATER THAN 8 FT COVERING MUCH OF THE FORECAST WATERS W OF
100W. SEAS WILL CONTINUE ABOVE 8 FT OVER MUCH OF THIS AREA
THROUGH THE NEXT COUPLE OF DAYS. A COLD FRONT WILL APPROACH THE
NW WATERS WED. THIS WILL BRING AN INCREASE IN WINDS AND SEAS
OVER THE NW WATERS BY EARLY WED. 

WINDS WILL INCREASE OVER THE GULF OF CALIFORNIA TODAY AS THE
AREA OF HIGH PRESSURE MENTIONED ABOVE BUILDS AND HELPS TIGHTEN
THE PRESSURE GRADIENT. WINDS WILL STRENGTHEN BY THIS EVENING AND
CONTINUE TO INCREASE TO NEAR GALE FORCE OVERNIGHT. WINDS WILL
DIMINISH TO 20 KT OR LESS BY LATE TUE AS THE AREA OF HIGH
PRESSURE WEAKENS SLIGHTLY AND DECREASES THE PRESSURE GRADIENT. 

$$ 
AL