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Hazardous Weather Outlook


HAZARDOUS WEATHER OUTLOOK FOR SOUTH FLORIDA...UPDATED
NATIONAL WEATHER SERVICE MIAMI FL
ISSUED BY NATIONAL WEATHER SERVICE KEY WEST FL
1147 AM EDT THU AUG 21 2014

AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676-
220000-
LAKE OKEECHOBEE-BISCAYNE BAY-
COASTAL WATERS FROM JUPITER INLET TO DEERFIELD BEACH, FL OUT 20 NM-
COASTAL WATERS FROM DEERFIELD BEACH TO OCEAN REEF, FL OUT 20 NM-
WATERS FROM JUPITER INLET TO DEERFIELD BEACH, FL EXTENDING FROM
20 NM TO 60 NM-
WATERS FROM DEERFIELD BEACH TO OCEAN REEF, FL EXTENDING FROM 20 NM
TO THE TERRITORIAL WATERS OF THE BAHAMAS-GLADES-HENDRY-
INLAND PALM BEACH-METRO PALM BEACH-COASTAL COLLIER-INLAND COLLIER-
INLAND BROWARD-METRO BROWARD-INLAND MIAMI DADE-METRO MIAMI DADE-
MAINLAND MONROE-COASTAL PALM BEACH-COASTAL BROWARD-
COASTAL MIAMI DADE-FAR SOUTH MIAMI DADE-
COASTAL WATERS FROM CHOKOLOSKEE TO BONITA BEACH, FL OUT 20 NM-
COASTAL WATERS FROM EAST CAPE SABLE TO CHOKOLOSKEE, FL OUT 20 NM-
GULF WATERS FROM CHOKOLOSKEE TO BONITA BEACH, FL EXTENDING FROM
20 TO 60 NM-
1147 AM EDT THU AUG 21 2014

...SCATTERED THUNDERSTORMS THIS AFTERNOON ESPECIALLY INTERIOR...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA.

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS: AFTERNOON AND EARLY EVENING THUNDERSTORMS ARE
FORECAST MAINLY ACROSS THE INTERIOR AND IN PARTICULAR ACROSS AREAS
SOUTH OF LAKE OKEECHOBEE. THE MAIN THREATS WILL BE FREQUENT
LIGHTNING, GUSTY WINDS, AND LOCALLY HEAVY RAINFALL.

WIND: LOCALIZED GUSTY WINDS OF 40-50 MPH WILL BE POSSIBLE IN THE
STRONGEST THUNDERSTORMS ACROSS INTERIOR PORTIONS OF SOUTH FLORIDA
AND THE SOUTHWEST FLORIDA COAST INCLUDING THE ADJACENT WATERS.

FLOODING: THE STORM MOTION WILL BE MAINLY DRIVEN BY OUTFLOWS WITH
LIGHT WINDS. THIS MEANS THERE IS A POTENTIAL FOR LOCALLY HEAVY
RAINFALL THAT COULD RESULT IN MINOR STREET FLOODING PARTICULARLY
ACROSS THE INTERIOR AND SOUTHWEST FLORIDA COAST.

TEMPERATURES: MAXIMUM HEAT INDEX VALUES WILL BE NEAR 100 DEGREES
ACROSS THE METRO AREAS OF SOUTH FLORIDA THIS AFTERNOON...WITH
VALUES AROUND 105 DEGREES POSSIBLE IN THE WESTERN INTERIOR.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

CHANCES OF THUNDERSTORMS WILL REMAIN IN THE FORECAST THROUGH THE
REMAINDER OF THE WEEK WITH LESS ACTIVITY FOR THE WEEKEND.

THERE IS A SLIGHT RISK OF RIP CURRENTS FOR THE ATLANTIC WATERS,
ESPECIALLY FOR THE BEACHES OF MIAMI-DADE AND BROWARD, BEGINNING
ON FRIDAY EVENING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME.

FOR MORE INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN
MIAMI WEBSITE AT WWW.WEATHER.GOV/MIAMI.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
532 AM EDT THU AUG 21 2014

FLZ043-050-052-056-057-061-139-142-148-149-151-155-160-162-165-
239-242-248-249-251-255-260-262-265-GMZ830-836-850-853-856-870-
873-876-221000-
SUMTER-PINELLAS-POLK-HARDEE-HIGHLANDS-DESOTO-COASTAL LEVY-
COASTAL CITRUS-COASTAL HERNANDO-COASTAL PASCO-
COASTAL HILLSBOROUGH-COASTAL MANATEE-COASTAL SARASOTA-
COASTAL CHARLOTTE-COASTAL LEE-INLAND LEVY-INLAND CITRUS-
INLAND HERNANDO-INLAND PASCO-INLAND HILLSBOROUGH-INLAND MANATEE-
INLAND SARASOTA-INLAND CHARLOTTE-INLAND LEE-TAMPA BAY WATERS-
CHARLOTTE HARBOR AND PINE ISLAND SOUND-
TARPON SPRINGS TO SUWANNEE RIVER OUT 20 NM-
ENGLEWOOD TO TARPON SPRINGS OUT 20 NM-
BONITA BEACH TO ENGLEWOOD OUT 20 NM-
TARPON SPRINGS TO SUWANNEE RIVER OUT 20 TO 60 NM-
ENGLEWOOD TO TARPON SPRINGS OUT 20 TO 60 NM-
BONITA BEACH TO ENGLEWOOD OUT 20 TO 60 NM-
532 AM EDT THU AUG 21 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL AND SOUTHWEST
FLORIDA.

.DAY ONE...TODAY AND TONIGHT.

...THUNDERSTORM IMPACT...
SCATTERED THUNDERSTORMS ARE EXPECTED DURING THE AFTERNOON HOURS
TODAY. THUNDERSTORMS THAT DEVELOP WILL BE CAPABLE OF PRODUCING
STRONG GUSTY WINDS...LOCALLY HEAVY RAINS... AND FREQUENT DEADLY
LIGHTNING STRIKES.

...EXCESSIVE HEAT IMPACT...
TEMPERATURES WILL CLIMB INTO THE MIDDLE AND UPPER 90S AWAY FROM
THE IMMEDIATE COAST TODAY. THIS WILL RESULT IN HEAT INDICES OF 100
TO 105 DEGREES.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

...THUNDERSTORM IMPACT...
THUNDERSTORMS ARE EXPECTED EACH AFTERNOON. THUNDERSTORMS WILL BE
CAPABLE OF PRODUCING STRONG GUSTY WINDS...LOCALLY HEAVY RAINS...
AND FREQUENT DEADLY LIGHTNING STRIKES. NO SEVERE STORMS ARE
EXPECTED.

...EXCESSIVE HEAT IMPACT...
HIGHER THAN NORMAL TEMPERATURES WILL CONTINUE THROUGH THE WEEKEND
FOLLOWED BY A RETURN TO MORE NORMAL TEMPERATURES NEXT WEEK. HEAT
INDICES COULD REACH 100 TO 105 DEGREES EACH DAY THROUGH SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

$$

JILLSON

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE KEY WEST FL
532 AM EDT THU AUG 21 2014

FLZ076>078-GMZ031>035-042>044-052>055-072>075-221100-
MONROE UPPER KEYS-MONROE MIDDLE KEYS-MONROE LOWER KEYS-
FLORIDA BAY INCLUDING BARNES SOUND, BLACKWATER SOUND, AND
BUTTONWOOD SOUND-
BAYSIDE AND GULF SIDE FROM CRAIG KEY TO WEST END OF SEVEN MILE
BRIDGE-
GULF WATERS FROM EAST CAPE SABLE TO CHOKOLOSKEE 20 TO 60 NM OUT
AND BEYOND 5 FATHOMS-
GULF OF MEXICO INCLUDING DRY TORTUGAS AND REBECCA SHOAL CHANNEL-
GULF OF MEXICO FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON
SHOAL OUT TO 5 FATHOMS-
HAWK CHANNEL FROM OCEAN REEF TO CRAIG KEY OUT TO THE REEF-
HAWK CHANNEL FROM CRAIG KEY TO WEST END OF SEVEN MILE BRIDGE OUT
TO THE REEF-
HAWK CHANNEL FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL
OUT TO THE REEF-
STRAITS OF FLORIDA FROM OCEAN REEF TO CRAIG KEY OUT 20 NM-
STRAITS OF FLORIDA FROM CRAIG KEY TO WEST END OF SEVEN MILE
BRIDGE OUT 20 NM-
STRAITS OF FLORIDA FROM WEST END OF SEVEN MILE BRIDGE TO SOUTH OF
HALFMOON SHOAL OUT 20 NM-
STRAITS OF FLORIDA FROM HALFMOON SHOAL TO 20 NM WEST OF DRY
TORTUGAS OUT 20 NM-
STRAITS OF FLORIDA FROM OCEAN REEF TO CRAIG KEY 20 TO 60 NM OUT-
STRAITS OF FLORIDA FROM CRAIG KEY TO WEST END OF SEVEN MILE
BRIDGE 20 TO 60 NM OUT-
STRAITS OF FLORIDA FROM WEST END OF SEVEN MILE BRIDGE TO SOUTH OF
HALFMOON SHOAL 20 TO 60 NM OUT-
STRAITS OF FLORIDA FROM HALFMOON SHOAL TO 20 NM WEST OF DRY
TORTUGAS 20 TO 60 NM OUT-
532 AM EDT THU AUG 21 2014

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

.DAY ONE...TODAY AND TONIGHT

ISOLATED THUNDERSTORMS ARE POSSIBLE ACROSS THE FLORIDA KEYS...AS
WELL AS OVER THE ADJACENT NEARSHORE COASTAL WATERS. THE PRIMARY
THUNDERSTORM HAZARD WILL BE CLOUD TO SURFACE LIGHTNING STRIKES.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

ISOLATED THUNDERSTORMS ARE POSSIBLE ALONG THE FLORIDA KEYS...AS WELL
AS OVER THE NEARSHORE AND OFFSHORE COASTAL WATERS. THE PRIMARY
THUNDERSTORM HAZARD WILL BE CLOUD TO SURFACE LIGHTNING STRIKES.


.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

$$

DEVANAS

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MELBOURNE FL
431 AM EDT THU AUG 21 2014

AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141-
144-147-212215-
COASTAL WATERS FROM FLAGLER BEACH TO VOLUSIA BREVARD COUNTY LINE
OUT 20 NM-
COASTAL WATERS FROM VOLUSIA BREVARD COUNTY LINE TO SEBASTIAN
INLET OUT 20 NM-
COASTAL WATERS FROM SEBASTIAN INLET TO JUPITER INLET OUT 20 NM-
WATERS FROM FLAGLER BEACH TO VOLUSIA BREVARD COUNTY LINE 20 TO
60 NM OFFSHORE-
WATERS FROM VOLUSIA BREVARD COUNTY LINE TO SEBASTIAN INLET 20 TO
60 NM OFFSHORE-
WATERS FROM SEBASTIAN INLET TO JUPITER INLET 20 TO 60 NM OFFSHORE-
INLAND VOLUSIA-NORTHERN LAKE-ORANGE-SEMINOLE-SOUTHERN BREVARD-
OSCEOLA-INDIAN RIVER-OKEECHOBEE-ST. LUCIE-MARTIN-COASTAL VOLUSIA-
SOUTHERN LAKE-NORTHERN BREVARD-
431 AM EDT THU AUG 21 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA.

.DAY ONE...TODAY AND TONIGHT.

.THUNDERSTORM IMPACT...
LOWER THAN NORMAL STORM COVERAGE WILL CONTINUE TODAY WITH
ISOLATED STORMS DEVELOPING ALONG AND WEST OF THE INLAND MOVING
EAST COAST SEA BREEZE THIS AFTERNOON. SLIGHTER GREATER STORM
COVERAGE AND POTENTIAL FOR A FEW STRONGER STORMS WILL OCCUR INLAND
OF THE TREASURE COAST BY MID AFTERNOON AND WEST OF ORLANDO LATE
IN THE DAY WHERE BOUNDARY COLLISIONS ARE MOST LIKELY.

ANY STRONGER STORMS WILL BE ABLE TO PRODUCE FREQUENT LIGHTNING
STRIKES...GUSTY WINDS UP TO 50 MPH AND LOCALLY HEAVY RAINFALL.
WEAK STEERING FLOW WILL LEAD TO SLOW AND VARIABLE STORM MOTION
TODAY.

.EXCESSIVE HEAT IMPACT...
HIGHS IN THE LOW TO MID 90S AND HUMID CONDITIONS WILL GENERATE
MAXIMUM HEAT INDEX VALUES UP TO AROUND 105 DEGREES ACROSS THE
REGION THIS AFTERNOON. IF PLANNING OUTDOOR ACTIVITIES MAKE SURE TO
STAY HYDRATED AND TAKE PLENTY OF BREAKS IN AIR CONDITIONED
LOCATIONS.

.MARINE THUNDERSTORM GUST IMPACT...
ISOLATED STORMS WILL DEVELOP ALONG AND INLAND OF THE EAST COAST
SEA BREEZE AS IT PUSHES WESTWARD ACROSS THE AREA THIS AFTERNOON.
INCREASING STORM COVERAGE EXPECTED WITH ANY BOUNDARY COLLISIONS...
ESPECIALLY ACROSS THE FAR INTERIOR LATE IN THE DAY. ANY STRONGER
STORMS WILL HAVE THE POTENTIAL TO PRODUCE WIND GUSTS UP TO OR IN
EXCESS OF 35 KNOTS OVER AREA LAKES. WEAK STEERING FLOW WILL LEAD
TO SLOW AND VARIABLE STORM MOTION THIS AFTERNOON.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.
COVERAGE OF STORMS IS EXPECTED TO REMAIN BELOW NORMAL FRIDAY AND
SATURDAY...LEADING TO HOT TEMPERATURES AND HEAT INDICES BETWEEN
101 AND 105. MORE TYPICAL SCATTERED AFTERNOON LIGHTNING STORMS
SHOULD RETURN LATE WEEKEND AND CONTINUE INTO EARLY NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

$$

WEITLICH


Short Term Forecast


SHORT TERM FORECAST
NATIONAL WEATHER SERVICE KEY WEST FL
1157 AM EDT THU AUG 21 2014

FLZ076>078-GMZ031>035-042>044-052>055-072>075-211700-
MONROE UPPER KEYS-MONROE MIDDLE KEYS-MONROE LOWER KEYS-
FLORIDA BAY INCLUDING BARNES SOUND, BLACKWATER SOUND, AND BUTTONWOOD
SOUND-
BAYSIDE AND GULF SIDE FROM CRAIG KEY TO WEST END OF SEVEN MILE
BRIDGE-
GULF WATERS FROM EAST CAPE SABLE TO CHOKOLOSKEE 20 TO 60 NM OUT AND
BEYOND 5 FATHOMS-
GULF OF MEXICO INCLUDING DRY TORTUGAS AND REBECCA SHOAL CHANNEL-
GULF OF MEXICO FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL
OUT TO 5 FATHOMS-
HAWK CHANNEL FROM OCEAN REEF TO CRAIG KEY OUT TO THE REEF-
HAWK CHANNEL FROM CRAIG KEY TO WEST END OF SEVEN MILE BRIDGE OUT TO
THE REEF-
HAWK CHANNEL FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL
OUT TO THE REEF-
STRAITS OF FLORIDA FROM OCEAN REEF TO CRAIG KEY OUT 20 NM-
STRAITS OF FLORIDA FROM CRAIG KEY TO WEST END OF SEVEN MILE BRIDGE
OUT 20 NM-
STRAITS OF FLORIDA FROM WEST END OF SEVEN MILE BRIDGE TO SOUTH OF
HALFMOON SHOAL OUT 20 NM-
STRAITS OF FLORIDA FROM HALFMOON SHOAL TO 20 NM WEST OF DRY TORTUGAS
OUT 20 NM-
STRAITS OF FLORIDA FROM OCEAN REEF TO CRAIG KEY 20 TO 60 NM OUT-
STRAITS OF FLORIDA FROM CRAIG KEY TO WEST END OF SEVEN MILE BRIDGE
20 TO 60 NM OUT-
STRAITS OF FLORIDA FROM WEST END OF SEVEN MILE BRIDGE TO SOUTH OF
HALFMOON SHOAL 20 TO 60 NM OUT-
STRAITS OF FLORIDA FROM HALFMOON SHOAL TO 20 NM WEST OF DRY TORTUGAS
20 TO 60 NM OUT-
INCLUDING THE COMMUNITIES OF...KEY LARGO...MARATHON...KEY WEST
1157 AM EDT THU AUG 21 2014

.NOW...
ISOLATED SHOWERS AND A FEW THUNDERSTORMS ARE TRACKING WESTWARD AT
AROUND 10 KNOTS ACROSS THE GULF AND ATLANTIC WATERS SURROUNDING THE
FLORIDA KEYS. THROUGH 100 PM...THE STRONGER THUNDERSTORMS WILL BE
FOUND ON THE NORTH SIDE OF THE LOWER KEYS MAINLY ACROSS THE CONTENT
KEYS...SNIPE POINT...SMITH SHOAL LIGHT...AND ROCK LIGHT. MARINERS WHO
ENCOUNTER THESE STORMS SHOULD PREPARE FOR WIND GUSTS UP TO 25
KNOTS...FREQUENT LIGHTNING STRIKES...AND REDUCED VISIBILITY TO 1 MILE
OR LESS IN HEAVY DOWNPOURS.

$$

MSB

SHORT TERM FORECAST
NATIONAL WEATHER SERVICE MIAMI FL
ISSUED BY NATIONAL WEATHER SERVICE KEY WEST FL
1150 AM EDT THU AUG 21 2014

AMZ630-650-651-670-671-FLZ067-068-071>074-168-172-173-211800-
BISCAYNE BAY-
COASTAL WATERS FROM JUPITER INLET TO DEERFIELD BEACH, FL OUT 20 NM-
COASTAL WATERS FROM DEERFIELD BEACH TO OCEAN REEF, FL OUT 20 NM-
WATERS FROM JUPITER INLET TO DEERFIELD BEACH, FL EXTENDING FROM
20 NM TO 60 NM-
WATERS FROM DEERFIELD BEACH TO OCEAN REEF, FL EXTENDING FROM 20 NM
TO THE TERRITORIAL WATERS OF THE BAHAMAS-INLAND PALM BEACH-
METRO PALM BEACH-INLAND BROWARD-METRO BROWARD-INLAND MIAMI DADE-
METRO MIAMI DADE-COASTAL PALM BEACH-COASTAL BROWARD-
COASTAL MIAMI DADE-
1150 AM EDT THU AUG 21 2014

.NOW...
ISOLATED SHOWERS AND THUNDERSTORMS WILL DRIFT WEST FROM THE
COASTAL SECTIONS OF PALM BEACH AND BROWARD COUNTY THROUGH A FEW
LOCATIONS WITHIN METRO PALM BEACH AND BROWARD COUNTIES...AND INTO
INLAND PORTIONS OF SOUTHEAST FLORIDA. BRIEF HEAVY DOWNPOURS AND
OCCASIONAL LIGHTNING STRIKES CAN BE EXPECTED WITH THESE SHOWERS
AND STORMS. SCATTERED SHOWERS AND A FEW THUNDERSTORMS WILL ALSO
AFFECT THE NEARSHORE AND OFFSHORE WATERS OF SOUTHEAST
FLORIDA...AND BOATERS SHOULD USE CAUTION.

$$

SHORT TERM FORECAST
NATIONAL WEATHER SERVICE MELBOURNE FL
919 AM EDT THU AUG 21 2014

AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141-
144-147-211700-
COASTAL VOLUSIA-FLAGLER BEACH TO VOLUSIA-
BREVARD COUNTY LINE 20 NM TO 60 NM OFFSHORE-FLAGLER BEACH TO VOLUSIA-
BREVARD COUNTY LINE OUT TO 20 NM-INDIAN RIVER-INLAND VOLUSIA-MARTIN-
NORTHERN BREVARD-NORTHERN LAKE-OKEECHOBEE-ORANGE-OSCEOLA-
SEBASTIAN INLET TO JUPITER INLET 20 NM TO 60 NM OFFSHORE-
SEBASTIAN INLET TO JUPITER INLET OUT TO 20 NM-SEMINOLE-
SOUTHERN BREVARD-SOUTHERN LAKE-ST. LUCIE-VOLUSIA-
BREVARD COUNTY LINE TO SEBASTIAN INLET 20 NM TO 60 NM OFFSHORE-
VOLUSIA-BREVARD COUNTY LINE TO SEBASTIAN INLET OUT TO 20 NM-
919 AM EDT THU AUG 21 2014

.NOW...
THE EAST COAST SEA BREEZE WILL DEVELOP BY MID DAY NEAR THE COAST AND
PUSH SLOWLY INLAND ACROSS THE COASTAL COUNTIES FROM EARLY TO MID
AFTERNOON. ISOLATED SHOWERS AND LIGHTNING STORMS ARE FORECAST TO
DEVELOP NEAR OR JUST WEST OF I-95 AND PUSH SLOWLY INLAND ACROSS THE
COASTAL COUNTIES AND TOWARD THE INTERIOR BY MID TO LATE AFTERNOON.
HIGH TEMPERATURES WILL REACH AROUND 90 TO THE LOWER 90S NEAR THE
COAST AND INTO THE MID 90S OVER THE INTERIOR.

&&

ADDITIONAL DETAILS...INCLUDING GRAPHICS ARE AVAILABLE ONLINE AT:
HTTP://WWW.SRH.NOAA.GOV/MLB/BLOG.PHP

$$

15

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E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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