[Tropical] Tropical Weather Discussion

[EMWIN Server]

AXNT20 KNHC 242318
TWDAT

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
705 PM EST SUN JAN 24 2016

TROPICAL WEATHER DISCUSSION FOR NORTH AMERICA...CENTRAL
AMERICA...GULF OF MEXICO...CARIBBEAN SEA...NORTHERN SECTIONS OF
SOUTH AMERICA...AND ATLANTIC OCEAN TO THE AFRICAN COAST FROM THE
EQUATOR TO 32N. THE FOLLOWING INFORMATION IS BASED ON SATELLITE
IMAGERY...WEATHER OBSERVATIONS...RADAR...AND METEOROLOGICAL
ANALYSIS.

BASED ON 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
2315 UTC.

...SPECIAL FEATURES...

A 986 MB STORM LOW CENTERED OVER THE WESTERN ATLANTIC NEAR
40N63W SUPPORTS A STRONG COLD FRONT THAT EXTENDS FROM 32N60W TO
HISPANIOLA NEAR 20N72W. GALE FORCE WINDS ARE OCCURRING BEHIND
AND AHEAD OF THE FRONT MAINLY N OF 26N BETWEEN 56W-75W. THESE
CONDITIONS ARE FORECAST TO PERSIST UNTIL THIS EVENING ON 25/0000
UTC. PLEASE SEE THE LATEST NWS HIGH SEAS FORECAST UNDER
AWIPS/WMO HEADERS MIAHSFAT2/FZNT02 KNHC FOR MORE DETAILS.

...ITCZ/MONSOON TROUGH...

THE MONSOON TROUGH EXTENDS FROM THE AFRICAN COAST NEAR 08N13W TO
05N15W. THE ITCZ EXTENDS FROM 05N15W TO THE COAST OF SOUTH
AMERICA NEAR 01S45W.

...DISCUSSION...

GULF OF MEXICO...

FAIR WEATHER PREVAILS ACROSS THE BASIN WITH A SURFACE RIDGE THAT
EXTENDS ACROSS THE WHOLE AREA ANCHORED BY A 1025 MB HIGH
CENTERED NEAR 30N88W. SCATTEROMETER DATA DEPICTS A MODERATE TO
FRESH ANTICYCLONIC FLOW ACROSS THE AREA. EXPECT IN 24 HOURS FOR
THE SURFACE HIGH TO MOVE E TO NORTH CAROLINA THUS PRODUCING
SOUTHERLY SURFACE FLOW OVER THE BASIN.

CARIBBEAN SEA...

A STATIONARY FRONT EXTENDS ACROSS THE W-CENTRAL CARIBBEAN FROM
09N81W TO HISPANIOLA NEAR 20N71W. ISOLATED CONVECTION IS
OBSERVED WITHIN 100 NM OF EACH SIDE OF THE FRONT. FRESH TO
STRONG NORTHERLY FLOW PREVAILS BEHIND THE FRONTAL BOUNDARY
AFFECTING THE WESTERN PORTION OF THE BASIN MAINLY W OF 76W. TO
THE E...GENTLE TO MODERATE TRADES PREVAIL E OF 76W. SHALLOW
MOISTURE TRANSPORTED BY THESE WINDS IS ENHANCING ISOLATED
SHOWERS AFFECTING THE LEEWARD ISLANDS AND PUERTO RICO. EXPECT
OVER THE NEXT 24 HOURS FOR THE FRONTAL BOUNDARY TO WEAKEN.

...HISPANIOLA...

ISOLATED SHOWERS ARE OVER THE ISLAND DUE TO A STATIONARY FRONT
CURRENTLY EXTENDING ACROSS HAITI. EXPECT A SIMILAR WEATHER
PATTERN OVER THE NEXT 24 HOURS.

ATLANTIC OCEAN...

A GALE WARNING CONTINUES IN EFFECT IN THE VICINITY OF A COLD
FRONT THAT EXTENDS ACROSS THE W-CENTRAL ATLANTIC. PLEASE REFER TO
THE SECTION ABOVE FOR DETAILS. SCATTERED LIGHT TO MODERATE
CONVECTION IS OBSERVED BETWEEN 54W-71W. A SURFACE RIDGE EXTENDS
ACROSS THE REMAINDER OF THE BASIN ANCHORED BY A 1029 MB HIGH
CENTERED NEAR 30N35W. S OF THIS HIGH PRESSURE CENTER...A WEAK
COLD FRONT EXTENDS FROM 22N40W TO 32N19W. EXPECT OVER THE NEXT
24 HOURS FOR THE COLD FRONT IN THE W-CENTRAL ATLANTIC TO
CONTINUE MOVING E WITH CONVECTION. THE COLD FRONT IN THE E
ATLANTIC WILL CONTINUE WEAKENING WHILE DRIFTING E.

FOR ADDITIONAL INFORMATION PLEASE VISIT
HTTP://WWW.HURRICANES.GOV/MARINE

$$

ERA
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