Most of South Florida is under a flood watch that has been extended to Thursday, with forecasters calling for heavy rain, gusty winds and scattered thunderstorms.
The watch will be in effect for most of Miami-Dade and Broward counties and parts of Palm Beach County until 8 p.m. Thursday. Forecasters are predicting that heavy rain should become less widespread Thursday, but flooding remains possible due to saturated ground, according to the National Weather Service.
The region is expected to see about 1 to 2 inches of rain, with isolated amounts of greater than 4 inches possible. Over the last 48 hours, many South Florida areas saw more than 2 inches of rain, with isolated patches of 6 to 8 inches, NWS Miami tweeted at 5 p.m.
Oct 21 @ 5pm - Check out these rain totals from the past 48 hours! Many areas saw over 2 inches, with isolated amounts of 6 to 8 inches. More rain tonight so watch out for flooded roadways! Note: updated map to fix a typo for the highest rain total. #flwx pic.twitter.com/tA7bz57Olf
— NWS Miami (@NWSMiami) October 21, 2020
“Heavy rainfall may produce flooding and/or flash flooding in urban locations as well as small creeks, streams, and canals. This is especially true for areas that recently received heavy rainfall, and for areas near the coast due to the combination of heavy rain and astronomically high tides,” according to the National Weather Service flood watch advisory.
Areas under the flood watch include West Kendall, Miami Beach, Homestead, downtown Miami, Doral, Hialeah, Aventura, Miami Gardens, Miramar, Davie, Fort Lauderdale, Hollywood, Boca Raton, Pompano Beach, Plantation, Pembroke Pines and West Palm Beach.
The Middle and Upper Keys flood advisory has also been extended to Thursday morning.
Delays at Fort Lauderdale Hollywood Airport
The rain has caused delays at Fort Lauderdale Hollywood International Airport.
Just before 11 a.m. Wednesday, the airport issued a tweet to alert passengers that the heavy rainfall has flooded the entrance to arrivals and departures from Perimeter Road and that that road was temporarily closed due to the flooding.
“Motorists are advised to use alternate entrance routes into the airport from US-1 or Interstate 59,” FLL suggested.
Due to heavy rainfall, the entrance to arrivals/departures from Perimeter Road (near the Cell Phone Waiting Area) is temporarily closed as a result of flooding. Motorists are advised to use alternate entrance routes into the airport from US-1 or Interstate 595.
— Fort Lauderdale-Hollywood Int'l Airport (FLL) (@FLLFlyer) October 21, 2020
Local 10 Meteorologist Brandon Orr shared a video on Twitter showing flooded streets in a Hollywood Lakes neighborhood shortly after 9 a.m. Wednesday.
— Brandon Orr (@BrandonOrrWPLG) October 21, 2020
In the Keys, areas expected to experience flooding include Marathon, west end of Long Key Viaduct, Long Key Viaduct, east end of Long Key Viaduct, west end of Channel 5 Bridge, Channel 5 Bridge, east end of Channel 5 Bridge, Duck Key, Conch Key and Grassy Key. U.S. 1 between mile markers 54 and 70 may also see some flooding.
“Be careful this morning while commuting, and make sure to never drive through flooded roadways!” the National Weather Service wrote on Twitter.
10/21/2020 - 5:30am
Numerous showers and thunderstorms are moving onshore towards the Atlantic metros, capable of producing strong wind gusts and heavy rainfall. Be careful this morning while commuting, and make sure to never drive through flooded roadways! #FLwx pic.twitter.com/QgTf0VkRyA
— NWS Miami (@NWSMiami) October 21, 2020
A street flood advisory was in effect until 11 a.m. for parts of Miami-Dade, Broward and Palm Beach counties, according to WSVN Meteorologist Vivian Gonzalez.
STREET FLOOD ADVISORY EXTENDED for parts of Palm Beach, Broward and Miami-Dade until 11 am. More rain pushing onshore. Reports of flooding. Please drive with extra caution. @wsvn @7weather #flwx pic.twitter.com/TFlQvfOsXL
— Vivian Gonzalez (@VivianGonzalez7) October 21, 2020
Sunny Isles Beach police alerted residents that continuous rain throughout the day in addition to seasonal king tides were causing flooding throughout the city. Police advised residents to not drive or walk through flooded streets or parking lots.
Continuous rain throughout the day in addition to seasonal King Tides is causing flooding throughout Sunny Isles Beach. Please use caution and do not drive or walk through flooded streets or parking lots. pic.twitter.com/Ne7n5nPami
— Sunny Isles Beach PD (@SIBPD) October 21, 2020
Rain chances in Miami-Dade, Broward and the Keys?
Miami-Dade County’s rain chances were 70% with gusts as high as 13 mph for most of the day, according to the National Weather Service.
Broward County’s rain chances were slightly lower at 60% chance of rain with gusts as high as 10 mph. Palm Beach County’s rain chances were at 50%.
As for the Keys, there was a 70% of showers and thunderstorms with an easterly wind near 15 to 20 mph, according to the weather service.
The National Weather Service said there was also a high risk of rip currents along the Atlantic beaches Wednesday.
“Hazardous beach & boating conditions again today! Small craft advisory remains in effect due to East winds: 20 Knots. Choppy conditions on the bays. Dangerous high risk of rip currents. Swimming is not recommended. And a coastal flood advisory continues through 8PM,” Miami Herald news partner CBS4 meteorologist Lissette Gonzalez said.
Hazardous beach & boating conditions again today! Small craft advisory remains in effect due to East winds: 20 Knots. Choppy conditions on the bays. Dangerous high risk of rip currents. Swimming is not recommended. And a coastal flood advisory continues through 8PM @CBSMiami pic.twitter.com/R18yIMjb50
— Lissette Gonzalez (@LissetteCBS4) October 21, 2020