Hazard Tornadoes EF2+ Tornadoes Likelihood Low Very Low Severe Wind 65 kt+ Wind Moderate Low Severe Hail 2"+ Hail Very Low Very Low

Note: The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.

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SEL1 URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 21 NWS Storm Prediction Center Norman OK 800 PM EST Fri Jan 31 2020 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of South Florida Coastal Waters * Effective this Friday night and Saturday morning from 800 PM until 300 AM EST. * Primary threats include... Isolated damaging wind gusts to 70 mph possible A tornado or two possible SUMMARY...A bowing complex of storms, and possibly some additional strong/severe storms preceding it, will continue to spread east-northeastward this evening toward the Florida Keys and other parts of South Florida. Wind damage is the most likely risk, but a tornado or two cannot be ruled out. The severe thunderstorm watch area is approximately along and 65 statute miles north and south of a line from 50 miles northwest of Key West FL to 30 miles southeast of Miami FL. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU1). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Severe Thunderstorm Watch means conditions are favorable for severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. Severe thunderstorms can and occasionally do produce tornadoes. && AVIATION...A few severe thunderstorms with hail surface and aloft to 0.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 25025. ...Guyer Click for Watch Status Reports

Hazard Tornadoes EF2+ Tornadoes Likelihood Low Very Low Severe Wind 65 kt+ Wind Moderate Low Severe Hail 2"+ Hail Very Low Very Low SEL1 URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 21 NWS Storm Prediction Center Norman OK 800 PM EST Fri Jan 31 2020 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of South Florida Coastal Waters * Effective this Friday night and Saturday morning from 800 PM until 300 AM EST. * Primary threats include... Isolated damaging wind gusts to 70 mph possible A tornado or two possible SUMMARY...A bowing complex of storms, and possibly some additional strong/severe storms preceding it, will continue to spread east-northeastward this evening toward the Florida Keys and other parts of South Florida. Wind damage is the most likely risk, but a tornado or two cannot be ruled out. The severe thunderstorm watch area is approximately along and 65 statute miles north and south of a line from 50 miles northwest of Key West FL to 30 miles southeast of Miami FL. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU1). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Severe Thunderstorm Watch means conditions are favorable for severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. Severe thunderstorms can and occasionally do produce tornadoes. && AVIATION...A few severe thunderstorms with hail surface and aloft to 0.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 25025. ...Guyer

Hazard Tornadoes EF2+ Tornadoes Likelihood Low Very Low Severe Wind 65 kt+ Wind Moderate Low Severe Hail 2"+ Hail Very Low Very Low

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WOUS64 KWNS 010059 WOU1 BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 21 NWS STORM PREDICTION CENTER NORMAN OK 800 PM EST FRI JAN 31 2020 SEVERE THUNDERSTORM WATCH 21 IS IN EFFECT UNTIL 300 AM EST FOR THE FOLLOWING LOCATIONS FLC011-021-086-087-010800- /O.NEW.KWNS.SV.A.0021.200201T0100Z-200201T0800Z/ FL . FLORIDA COUNTIES INCLUDED ARE BROWARD COLLIER MIAMI-DADE MONROE AMZ630-651-GMZ031-032-033-034-035-042-043-044-052-053-054-055-072- 073-074-075-656-657-676-010800- /O.NEW.KWNS.SV.A.0021.200201T0100Z-200201T0800Z/ CW . ADJACENT COASTAL WATERS INCLUDED ARE BISCAYNE BAY COASTAL WATERS FROM DEERFIELD BEACH TO OCEAN REEF FL OUT 20 NM 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 COASTAL WATERS FROM CHOKOLOSKEE TO BONITA BEACH FL OUT 20 NM COASTAL WATERS FROM EAST CAPE SABLE TO CHOKOLOSKEE FL OUT 20 NM WATERS FROM CHOKOLOSKEE TO BONITA BEACH FL FROM 20 TO 60 NM ATTN...WFO...MFL...KEY... Click for Watch Status Reports