Area Forecast Discussion
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FXUS62 KKEY 011332
AFDKEY

AREA FORECAST DISCUSSION FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
935 AM EDT WED OCT 1 2014

.DISCUSSION...
.CURRENTLY...
KBYX DETECTS NO PRECIPITATION ECHOES IN THE FORECAST AREA. SKIES
OVER THE ISLAND CHAIN ARE MOSTLY SUNNY. WINDS OVER LAND ARE SOUTH TO
SOUTHWEST AT 5 TO 10 MPH. C-MAN WINDS...ON AVERAGE...ARE SOUTH TO
SOUTHWEST NEAR 10 KNOTS. TEMPERATURES ARE IN THE MID 80S.

.SHORT TERM (THIS AFTERNOON)...
IN THE LOW TO MID LEVELS OF THE ATMOSPHERE...A STATIONARY FRONT WILL
REMAIN DRAPED ACROSS CENTRAL FLORIDA THIS AFTERNOON. FARTHER
SOUTH...IN THE LOW TO MID LEVELS OF THE ATMOSPHERE...AN ATLANTIC
RIDGE OF HIGH PRESSURE WILL EXTEND OVER THE FLORIDA STRAITS TODAY.
IN THE UPPER LEVELS OF THE ATMOSPHERE...ZONAL FLOW WILL PREVAIL THIS
AFTERNOON. THE 12Z KKEY SOUNDING IS VERY UNSTABLE AND QUITE MOIST...
WITH A PRECIPITABLE WATER VALUE JUST UNDER TWO AND ONE QUARTER OF AN
INCH. ATMOSPHERIC MOISTURE WILL REMAIN CONSTANT THIS AFTERNOON. NO
MORE THAN SLIGHT CHANCE POPS ARE NEEDED FOR TODAY DUE TO LACK OF AN
APPARENT CONVECTIVE TRIGGER.

&&

.MARINE...
GENTLE SOUTH TO SOUTHWEST BREEZES WILL PREVAIL ON ALL KEYS COASTAL
WATERS THIS AFTERNOON. NO ADVISORIES OR CAUTIONARY HEADLINES
EXPECTED THIS AFTERNOON THROUGH AT LEAST SUNDAY NIGHT.

&&

.AVIATION...
LIGHT TO GENTLE SOUTHWEST WINDS AND DEEP LOWER TO MIDDLE LEVEL
ATMOSPHERIC MOISTURE WILL FAVOR DEVELOPMENT OF REVERSE DIRECTION
CUMULUS CLOUD LINES IN AND NEAR BY THE KEY WEST INTERNATIONAL AND
MARATHON AIRPORT ISLAND TERMINALS. BRIEF MVFR/IFR CIGS WILL BE
POSSIBLE AT EITHER OR BOTH TERMINALS...BUT EXACT TIMING FOR LATE
MORNING...AFTERNOON...AND PRE-SUNSET HOURS...REMAINS TOO UNCERTAIN
TO INCLUDE NO MORE THAN A VCSH IN THE TERMINAL FORECASTS AT THIS
TIME. AMENDMENTS WILL BE ISSUED AS NEEDED. WINDS WILL AVERAGE FROM
230 DEGREES AT OR ABOUT 6 TO 9 KNOTS...WITH CUMULUS BASES AT OR
ABOUT 2000-2500 FEET.

&&

.CLIMATE...
ON THIS DATE IN FLORIDA KEYS WEATHER HISTORY...IN 1920...THE LOW
TEMPERATURE IN KEY WEST WAS 67 DEGREES. THIS SET THE DAILY RECORD
FOR MINIMUM TEMPERATURE MEASURED IN KEY WEST ON OCTOBER 1ST...A
RECORD WHICH STILL STANDS 94 YEARS LATER. TEMPERATURE RECORDS AT KEY
WEST DATE BACK TO 1872.

&&

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

&&

$$

PUBLIC/MARINE/FIRE/CLIMATE/DIGITAL...BS
AVIATION/NOWCASTS....................FUTTERMAN
DATA ACQUISITION.....................FLING

VISIT US ON THE WEB AT WWW.WEATHER.GOV/KEYWEST

FOLLOW US ON FACEBOOK AND TWITTER AT...

WWW.FACEBOOK.COM/NWSKEYWEST
WWW.TWITTER.COM/NWSKEYWEST





USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.