Area Forecast Discussion
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000
FXUS62 KKEY 241818
AFDKEY

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE KEY WEST FL
220 PM EDT FRI APR 24 2015

.DISCUSSION...
.CURRENTLY...
KBYX DETECTS ISOLATED SHOWERS OVER THE UPPER KEYS...AS WELL AS OVER
NEARSHORE WATERS SURROUNDING THE UPPER KEYS. SKIES OVER THE ISLAND
CHAIN ARE MOSTLY SUNNY. WINDS OVER LAND ARE NORTHWEST TO NORTH NEAR
10 MPH. C-MAN WINDS...ON AVERAGE...ARE NORTHWEST TO NORTH NEAR 10
KNOTS. TEMPERATURES ARE IN THE UPPER 80S.

.SHORT TERM (TONIGHT THROUGH SUNDAY NIGHT)...
AN ATLANTIC RIDGE OF HIGH PRESSURE WILL BUILD ACROSS SOUTH FLORIDA
TONIGHT. THIS RIDGE OF HIGH PRESSURE WILL EXTEND OVER THE FLORIDA
KEYS SATURDAY THROUGH SUNDAY NIGHT. RAIN CHANCES IN THE SHORT TERM
PORTION OF THE FORECAST SHOULD BE HIGHEST IN THE UPPER KEYS BEFORE
MIDNIGHT TONIGHT AS CONVECTION OVER THE SOUTH FLORIDA PENINSULA
PROGRESSES TO THE SOUTHEAST.

.LONG TERM (MONDAY THROUGH FRIDAY)...
THE AFOREMENTIONED RIDGE OF HIGH PRESSURE WILL EXTEND OVER THE
FLORIDA KEYS MONDAY. AN AREA OF LOW PRESSURE WILL DEVELOP OVER THE
NORTHWEST GULF OF MEXICO MONDAY NIGHT. THIS LOW PRESSURE SYSTEM WILL
PROGRESS EASTWARD ACROSS THE NORTHERN GULF OF MEXICO TUESDAY THROUGH
WEDNESDAY...BEFORE PASSING OVER THE PANHANDLE OF FLORIDA WEDNESDAY
NIGHT. A WEAK COLD FRONT COULD PASS THROUGH THE FLORIDA KEYS LATE
NEXT WEEK...BUT THERE IS A GOOD DEAL OF FORECAST UNCERTAINTY
ASSOCIATED WITH THIS POSSIBILITY.

&&

.MARINE...
GENTLE BREEZES WILL PREVAIL ON ALL KEYS COASTAL WATERS TONIGHT. NO
ADVISORIES OR CAUTIONARY HEADLINES EXPECTED TONIGHT THROUGH AT LEAST
WEDNESDAY NIGHT.

&&

.AVIATION...
VFR CONDITIONS ARE EXPECTED AT THE ISLAND TERMINALS TONIGHT. WINDS
WILL BE LIGHT OUT OF THE NORTHWEST TO NORTH...CLOCKING AROUND TO
SOUTHEAST BEFORE SUNRISE.

&&

.CLIMATE...
ON THIS DATE IN FLORIDA KEYS WEATHER HISTORY...IN 1991...THE HIGH
TEMPERATURE IN KEY WEST WAS 89 DEGREES. THIS SET THE DAILY RECORD
FOR MAXIMUM TEMPERATURE MEASURED IN KEY WEST ON APRIL 24TH...A
RECORD WHICH STILL STANDS 24 YEARS LATER. TEMPERATURE RECORDS AT KEY
WEST DATE BACK TO 1872.

&&

.PRELIMINARY POINT TEMPS/POPS...
KEY WEST  79 87 81 88 / 05 05 05 10
MARATHON  78 90 80 91 / 05 05 05 10

&&

.KEY WATCHES/WARNINGS/ADVISORIES...
FL...NONE.
GM...NONE.

&&

$$

PUBLIC/MARINE/FIRE/CLIMATE/DIGITAL...BS
AVIATION.............................11
DATA ACQUISITION.....................MP

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