Wind Chill Advisory 1, NWS Key West, FL

000 
WWUS42 KKEY 030700
WSWKEY

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE KEY WEST FL
200 AM EST THU JAN 3 2008

...WIND CHILL ADVISORY IN EFFECT FOR THE UPPER FLORIDA KEYS THIS
MORNING...

FLZ076-031400-
/O.CON.KKEY.WC.Y.0001.000000T0000Z-080103T1400Z/
MONROE UPPER KEYS-
INCLUDING THE COMMUNITIES OF...KEY LARGO
200 AM EST THU JAN 3 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

THE NATIONAL WEATHER SERVICE IN KEY WEST HAS ISUED A WIND CHILL
ADVISORY FOR THE UPPER KEYS FROM LOWER MATECUMBE KEY TO OCEAN
REEF...WHICH IS IN EFFECT UNTIL 9 AM EST THIS MORNING.

AS OF 200 AM...TEMPERATURES IN THE UPPER KEYS HAVE ALREADY FALLEN
INTO THE LOWER 40S...WHICH COMBINED WITH STRONG NORTHERLY WINDS NEAR
20 MPH IS PRODUCING WIND CHILLS IN THE MID 30S. TEMPERATURES AT SOME
UPPER KEYS LOCATIONS WILL DROP INTO THE UPPER 30S BEFORE
SUNRISE...WITH WIND CHILL READINGS BOTTOMING OUT AROUND 30 DEGREES.

PLEASE TAKE PRECAUTIONS TO PROTECT TROPICAL PLANTS OR PETS WHICH MAY
BE SUSCEPTIBLE TO COLDER TEMPERATURES. THOSE VENTURING OUT THIS
MORNING SHOULD DRESS ACCORDINGLY.

$$

LEE/BS

000 
WWUS42 KKEY 030934
WSWKEY

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE KEY WEST FL
434 AM EST THU JAN 3 2008

...WIND CHILL ADVISORY IN EFFECT FOR THE UPPER FLORIDA KEYS THIS
MORNING...

FLZ076-031400-
/O.CON.KKEY.WC.Y.0001.000000T0000Z-080103T1400Z/
MONROE UPPER KEYS-
INCLUDING THE COMMUNITIES OF...KEY LARGO
434 AM EST THU JAN 3 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

AS OF 400 AM...TEMPERATURES IN THE UPPER KEYS HAVE FALLEN INTO THE
UPPER 30S...WHICH COMBINED WITH STRONG NORTHERLY WINDS NEAR 20 MPH IS
PRODUCING WIND CHILL READINGS NEAR 30 DEGREES. 

IN THE LOWER AND MIDDLE KEYS...TEMPERATURES HAVE FALLEN INTO THE MID
40S...WHICH COMBINED WITH STRONG NORTHERLY WINDS NEAR 20 MPH IS
PRODUCING WIND CHILL READINGS OF AROUND 35 DEGREES. THE DURATION
REQUIREMENT OF 4 HOURS OF WIND CHILL READINGS OF 35 DEGREES OR LOWER
FOR THE MIDDLE AND LOWER KEYS SHOULD NOT BE MET. THEREFORE...THE WIND
CHILL ADVISORY WILL NOT BE EXPANDED TO INCLUDE THE LOWER AND MIDDLE
KEYS.

PLEASE TAKE PRECAUTIONS TO PROTECT TROPICAL PLANTS OR PETS WHICH MAY
BE SUSCEPTIBLE TO COLDER TEMPERATURES. THOSE VENTURING OUT THIS
MORNING SHOULD DRESS ACCORDINGLY.

$$
BS

AREA FORECAST DISCUSSION FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
1000 EST WED JAN 2 2008

.DISCUSSION...
WINDS AT THE CMAN STATIONS ALONG THE REEF...AS WELL AS THE LONG KEY
CMAN IN FLORIDA BAY...ARE RECORDING SUSTAINED WINDS FROM THE NORTH
AT AROUND 30 KNOTS WITH GUSTS BETWEEN 35 AND 40 KNOTS. A SPOTTER
WITH A WELL SITED ANEMOMETER AT THE SOUTHEASTERN TIP OF CUDJOE KEY
REPORTED A WIND GUST OF 50 KNOTS AT 1217 UTC. SCATTEROMETER DATA
FROM A 1130 UTC PASS SHOWED A UNIFORM FIELD OF NORTHERLY 30 KNOT
WINDS ACROSS THE KEYS AND COASTAL WATERS. ISLAND STATIONS ARE NEAR
20 KNOTS SUSTAINED WITH GUSTS OF 30 KNOTS. THUS CURRENTLY HAVE A
GALE WARNING IN EFFECT FOR ALL WATERS AND A WIND ADVISORY FOR THE
KEYS VALID THROUGH 300 PM. COASTAL WATER AND ZONE FORECASTS REFLECT
THESE CONDITIONS WELL...AND NO CHANGES WILL BE MADE TO MORNING
FORECAST.
&&

.MARINE...
A GALE WARNING IS IN EFFECT. BUOY 42003...LOCATED ABOUT 250 MILES
NORTHWEST OF KEY WEST...HAS WAVES OF 12 FEET FROM THE NORTHWEST WITH
A PERIOD OF 6 TO 7 SECONDS. THE BUOY LOCATED NEAR EASTERN DRY ROCKS
SHOWS WAVES OF 5 FEET...BUT IS PROTECTED FROM THE NORTHEAST SWELL BY
THE REEF. GIVEN THE WIND FIELD FETCH AND DURATION...WAVES OF NEAR 10
FEET CAN BE EXPECTED IN REBECCA CHANNEL...AND EXCEPT FOR NEARSHORE
ON THE SOUTHERN SIDE OF THE ISLANDS WAVE CONDITIONS OF 6 FEET OR
MORE CAN BE EXPECTED IN THE ATLANTIC WATERS. THE WATERS WEST OF KEY
WEST...ESPECIALLY WEST OF THE MARQUESAS KEYS...CAN SEE WAVES IN
EXCESS OF 10 FEET THROUGH THIS EVENING.
&&

.AVIATION...
VFR CONDITIONS WILL PREVAIL AT THE ISLAND TERMINALS TODAY. STRONG
NORTHERLY WINDS OF 20 TO 25 KNOTS WITH HIGHER GUSTS WILL PREVAIL AT
KEYW...AND WINDS OF 15 TO 20 KNOTS WITH HIGHER GUSTS WILL PREVAIL AT
KMTH. THIS WILL RESULT IN PERIODS OF 20 KT CROSSWINDS AT KEYW AND 15
KT CROSSWINDS AT KMTH. A WIND ADVISORY IS IN EFFECT FOR THE FLORIDA
KEYS UNTIL 300 PM. STRATOCU WILL CREATE OCCASIONAL MVFR CEILINGS AT
KEYW.
&&

.KEY WATCHES/WARNINGS/ADVISORIES...
FL...WIND ADVISORY IN EFFECT UNTIL 300 PM FOR THE FLORIDA KEYS...
FLZ076-077-078.

GM...GALE WARNING IN EFFECT FOR ALL KEYS WATERS...
GMZ031-032-033-052-053-054-072-073-074-075.
&&

DEVANAS/LEVINE/ROSS

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE KEY WEST FL
600 AM EST WED JAN 2 2007

FLZ076-077-078-GMZ031-032-033-052-053-054-072-073-074-075-031100-
MONROE UPPER KEYS-MONROE MIDDLE KEYS-MONROE LOWER KEYS-
FLORIDA BAY-GULF SIDE OF THE LOWER KEYS OUT 20 NM-
GULF WATERS FROM EAST CAPE SABLE TO CHOKOLOSKEE 20 TO 60 NM OUT-
OCEAN REEF TO CRAIG KEY OUT 20 NM-
CRAIG KEY TO THE WEST END OF THE 7 MILE BRIDGE OUT 20 NM-
WEST END OF THE 7 MILE BRIDGE TO KEY WEST OUT 20 NM-
OCEAN REEF TO CRAIG KEY 20 TO 60 NM OUT-
CRAIG KEY TO THE WEST END OF THE 7 MILE BRIDGE 20 TO 60 NM OUT-
WEST END OF THE 7 MILE BRIDGE TO KEY WEST 20 TO 60 NM OUT-
KEY WEST TO 20 NM WEST OF DRY TORTUGAS OUT 60 NM-
600 AM EST WED JAN 2 2007

...WIND ADVISORY IN EFFECT UNTIL 300 PM...
...GALE WARNING IN EFFECT FOR FREQUENT GALE FORCE WIND GUSTS...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE FLORIDA KEYS AND
ADJACENT COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT

A ROBUST AND SIZABLE AREA OF HIGH PRESSURE OVER THE SOUTH CENTRAL
UNITED STATES WILL BE RESPONSIBLE FOR STRONG AND GUSTY NORTH WINDS
TODAY.

SUSTAINED NORTH SURFACE WINDS NEAR 30 MPH ARE EXPECTED AT TIMES
ACROSS THE FLORIDA KEYS THIS MORNING INTO EARLY THIS AFTERNOON...
ESPECIALLY IN EXPOSED AREAS. THEREFORE...A WIND ADVISORY IS IN
EFFECT FOR THE FLORIDA KEYS UNTIL 300 PM.

IN ADDITION...A GALE WARNING IS IN EFFECT FOR ALL KEYS WATERS TODAY
DUE TO FREQUENT GALE FORCE WIND GUSTS. A SMALL CRAFT ADVISORY WILL
BE REQUIRED FOR ALL KEYS WATERS TONIGHT DUE TO SUSTAINED NORTH
SURFACE WINDS NEAR 25 KNOTS.

TEMPERATURES WILL PLUMMET INTO THE 40S IN MOST ISLAND COMMUNITIES
TONIGHT. TEMPERATURES IN THE LOWER 40S COUPLED WITH A 23 MPH WIND
SPEED WOULD RESULT IN A WIND CHILL READING OF 35 DEGREES. IF THESE
WINDS AND TEMPERATURES PERSIST FOR FOUR OR MORE HOURS IN THE UPPER
KEYS TONIGHT...A WIND CHILL ADVISORY WILL BE REQUIRED. THE BELIEF IS
THAT THIS DURATION REQUIREMENT OF FOUR HOURS WILL NOT BE MET...SO A
WIND CHILL ADVISORY WILL NOT BE ISSUED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

A SMALL CRAFT ADVISORY WILL BE REQUIRED FOR ALL KEYS WATERS THURSDAY
THROUGH AT LEAST SATURDAY. SMALL CRAFT ARE URGED TO EXERCISE CAUTION
ON ALL KEYS WATERS SATURDAY NIGHT AND SUNDAY DUE TO SUSTAINED
NORTHEAST TO EAST SURFACE WINDS OF 15 TO 20 KNOTS. EAST SURFACE
WINDS OF 15 TO 20 KNOTS ARE POSSIBLE ON ALL KEYS WATERS SUNDAY NIGHT
THROUGH TUESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

BS