Florida, 2020Flood in Florida, November 10, 2020
November 10, 2020 · NWS MFL · 1 event in 1 county or zone
Tropical Storm Eta meandered in the southeastern Gulf of Mexico, along with expanding rain bands and lightning activity emanating from it. Scattered showers and storms made their way to the east coast over the course of the day and produced heavy rainfall as deep tropical moisture engulfed the region and clearing skies allowed for instability to grow.
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- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 1
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
Tropical Storm Eta meandered in the southeastern Gulf of Mexico, along with expanding rain bands and lightning activity emanating from it. Scattered showers and storms made their way to the east coast over the course of the day and produced heavy rainfall as deep tropical moisture engulfed the region and clearing skies allowed for instability to grow. The area was already super saturated from Eta passing a day or so prior, so any rainfall can easily lead to flooding. In fact, flooding occurred in portions of Palm Beach County.
What forecasters said that day
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Miami, FL wrote its last area forecast discussion before the first event at Nov 10, 6:41 AM EST, 3 hours 19 minutes earlier.
Area forecast discussion, Nov 10, 6:41 AM EST, 3 hours 19 minutes before
Area Forecast Discussion
National Weather Service Miami FL
641 AM EST Tue Nov 10 2020
.Aviation...
Breezy to Gusty easterly flow will continue across all terminals
today. Coverage of SHRA this morning looks to convert to TS this
afternoon after 17Z. While conditions should remain generally VFR,
brief bouts of MVFR -- and even IFR-- are possible if convection
moves over any airfields.
&&
.Prev Discussion... /issued 257 AM EST Tue Nov 10 2020/
..FLOOD WATCH EXTENDED FOR EAST COAST METRO AREAS...
..HIGH RISK OF RIP CURRENTS ALL SOUTH FLORIDA BEACHES...
..ROUGH MARINE CONDITIONS ALL SOUTH FLORIDA WATERS...
Short Term...
Today...
High pressure over the Western Atlantic waters will remain nearly
stationary over the Western Atlantic waters today, as Tropical
Storm Eta is forecast by NHC to remain early stationary near the
western tip of Cuba. This will allow for the breezy to windy
southeast wind flow to remain over South Florida and allow for the
tropical moisture to continue to work into the region leading to
the PWAT values to be 2 to 2.1 inches over South Florida leading
to the possibility of heavy rainfall again.
Early this morning, a heavy rain band was located from Palm Beach
County southeast into the Northern Bahama Islands, as another
rain band was developing over the Florida Keys. The short range
models are showing that these rain bands will move north northwest
around Tropical Storm Eta allowing for the rain band over the
Florida Keys to move north northwest and through South Florida
today. Therefore, POPs will remain in the scattered to numerous
range over South Florida today.
Tonight into Wednesday...
NHC is forecasting ETA to move slowly northward tonight into
Wednesday into the Southeast Gulf of Mexico. This will allow for
the steering flow to become more southerly over South Florida
allowing for the any rain bands that do develop to set up more
from the south to north direction. The short range models are
also showing a coastal trough setting up over or just east of the
east coast metro areas late tonight. If the coastal trough does
set, then a rain band could develop near or over the east coast
metro areas of South Florida. Therefore, POPS will remain in the
scattered to numerous range for the east coast metro areas tonight
with scattered POPS over rest of the area. Rainfall amounts will
also be heavy due to PWAT values in the 2 to 2.1 inch range.
NHC is also forecasting for Eta to strengthen on Wednesday as it
moves slowly northward. This should help to consolidate the rain
bands closer to the center, and help to reduce the coverage of the
rain bands over South Florida. Therefore, the POPS will be a
little bit lower on Wednesday over South Florida with scattered
coverage compare to the numerous coverage that we been seeing. The
PWAT values will also be a little bit lower today, but still be
around 1.9 to 2 inches which is still near the 90 percentile for
this time of year leading to the possible heavy rainfall.
Long Term (Wednesday Night through Monday)...
Eta will continue to linger across the southern or southeastern Gulf
of Mexico through midweek. Forecast guidance is still having some
issues deciding where to go due to the lack of steering currents,
but a general northerly drift can be expected. As the storm drifts
northward it will begin to interact with increased presence of dry
air as well as some upper level wind shear, which should help to
limit strengthening and eventually cause the storm to decay.
The implications for our region is the southerly or southeasterly
flow around the eastern periphery of the system will continue to
pump tropical moisture northward into our region from both the
tropical Atlantic and Caribbean. Soil conditions are beyond primed
so any additional rainfall that may occur could worsen residual
flooding. Exact location of convective development is tough in the
medium range, but hydro issues may linger a bit long into the long
term period if additional heavy rains are realized.
There is a bit of a drier signal toward the end of the period as
whatever is left with ETA finally moves far enough away allowing for
some drier air to filter into the region aloft. Although not 100
percent rainfree, the coverage will be very limited next
weekend...assuming Eta finally moves away. All eyes will turn to the
north as Globals show a cold front then pushing into the north
central Gulf by late weekend and into early next week. If a frontal
passage is in our future with this it will be just beyond the
period, but at least it provides something to watch in the days
ahead as we move deeper into autumn.
Marine...
The pressure gradient will continue over South Florida through
most of this week, due to Tropical Storm ETa moving slowly
northward in the Eastern Gulf of Mexico and High pressure over the
Western Atlantic waters. This will allow for breezy to windy
easterly winds swinging to more of a south southeast direction. At
this same time, a southwest swell of 2 to 4 feet will be working
into the Gulf waters of South Florida tonight into Wednesday from
Tropical Storm Eta.
The Atlantic seas will slowly decrease from 4 to 6 feet today to 2
to 4 feet by end of the week. The Gulf seas will be increasing
rapidly from 2 to 4 feet up to 6 feet in the off-shore waters
today to 5 to 8 feet up to 10 feet off-shore waters by Wednesday.
The Gulf seas will then slowly decrease to 2 to 4 feet by end of
the week, as the southwest swells slowly decrease and Tropical
Storm Eta move further away. Therefore, the SCA has been extended
for all of South Florida until Thursday, except for the Lake
Okeechobee where it will end on Wednesday evening and the
Atlantic waters will by end of the week.
Beach Forecast...
The threat rip currents will continue for the east coast beaches
of South Florida for through the week due to the breezy to windy
easterly wind flow. The threat of Rip Currents will also continue
for the west coast beaches through Thursday, due to the Southwest
swells coming in from Tropical Storm Eta.
There is also a Coastal Flood Statement in effect for the beaches
of Collier County due to the possibility of some minor coastal
flooding during high tides through Wednesday. This statement could
be upgraded to a Coastal Flood Advisory or even a High Surf
Advisory on Wednesday due to the southwest swells depending on the
amount of Southwest swells comes into the coastal line from
Tropical Storm Eta.
Hydrology...
The western area of South Florida has seen between 2 to 4 inches of
rainfall since Sunday, except for Southeast Hendry county where 6 to
9 inches have fallen. The east coast metro areas have seen 4 to 6
inches of rainfall since Sunday, except for metro Broward, Northern
metro Miami-Dade and Southern metro Palm Beach Counties where 7 to
11 inches of rainfall have fallen with even isolated areas in
western metro Broward County seeing up to 18 inches of rainfall.
The ground are still very saturated over South Florida due to the
very heavy rainfall from Tropical Storm ETA and the ongoing
flooding over the portions of the east coast metro areas. As
mention above, the PWAT values will also remain in the 2 to 2.1
inch range over South Florida today into tonight before decreasing
a little bit on Wednesday but remain around 2 inches. Therefore,
any heavy rain bands that do move through the area today will be
capable of producing flooding conditions.
As mention above in the short term discussion about a east coast
trough setting up over or near the east coast metro areas tonight
into Wednesday, rain band or bands could set up along this trough
leading to more heavy rainfall. Therefore, the Flood Watch will
remain in effect for all of South Florida today and be extended
through Wednesday for the east coast metro areas.
&&
.Preliminary Point Temps/PoPs...
West Palm Beach 85 77 84 76 / 60 60 50 50
Fort Lauderdale 85 79 83 78 / 70 60 50 50
Miami 85 77 84 77 / 80 60 50 50
Naples 85 75 85 76 / 70 40 50 50
&&
.MFL WATCHES/WARNINGS/ADVISORIES...
FL...Flood Watch through this evening for FLZ066-067-069>071-073-075-
174.
Flood Watch through Wednesday evening for FLZ068-072-074-168-172-
173.
High Rip Current Risk through Friday evening for FLZ168-172-173.
High Rip Current Risk through Thursday evening for FLZ069.
AM...Small Craft Advisory until 7 PM EST Thursday for AMZ630-650-651-
670-671.
Small Craft Advisory until 7 PM EST Wednesday for AMZ610.
GM...Small Craft Advisory until 7 PM EST Thursday for GMZ656-657-676.
&&
Aviation...11/HVNHazardous weather outlook, Nov 10, 4:26 AM EST, 5 hours 34 minutes before
Hazardous Weather Outlook for South Florida
National Weather Service Miami FL
426 AM EST Tue Nov 10 2020
AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676-
102130-
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 from 20 to 60 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of 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-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
426 AM EST Tue Nov 10 2020
...Flood Watch Remains in Effect For Much of South Florida...
...Hazardous Marine/Beach Conditions Across South Florida...
This hazardous weather outlook is for South Florida.
.DAY ONE...TODAY AND TONIGHT
Rip currents: A high risk of rip currents along all South Florida
beaches today.
Thunderstorms: An isolated thunderstorm or two is possible today.
Waterspouts: Waterspouts will be possible across all South Florida
waters today.
Flooding: Flooding of roadways continues across the east coast metro
of South Florida. Flood waters will be slow to recede and additional
flooding may be possible if additional heavy rainfall occurs.
Marine: Small Craft Advisories are in effect for winds and seas
across both Gulf and Atlantic. Winds over Lake Okeechobee will also
meet or exceed Small Craft Advisory thresholds.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
Residual flooding of roadways and neighborhoods as it will take time
for the rainfall to across the area to recede. Also, any additional
rainfall from showers and storms will cause flooding concerns given
the saturated soils.
Hazardous marine conditions will remain across the area through mid-
week.
Elevated risk of rip currents across all South Florida beaches
through much of the week ahead.
.SPOTTER INFORMATION STATEMENT...
Spotter activation Widespread spotter activation is not anticipated,
however individual spotters are encouraged to report high wind, hail
and flooding to the National Weather Service forecast office in
Miami.
For more information...visit the National Weather Service in
Miami website at www.weather.gov/miami.
In the hours before
Local storm report, Nov 10, 8:23 AM EST, 1 hour 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
823 AM EST TUE NOV 10 2020
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0742 AM TSTM WND GST 2 ESE LAKE WORTH 26.61N 80.03W
11/10/2020 M44 MPH AMZ650 FL C-MAN STATION
A THUNDERSTORM WIND GUST OF 44 MPH/ 38 KNOTS
WAS RECORDED BY THE C-MAN STATION LKWF1 LAKE
WORTH PIER, FL.
&&
KELLYFlood, Palm Beach
- When
- November 10, 10:00 AM EST to 1:00 PM EST
- Where
- Palm Beach County, 0.54 mi NNE of Jupiter to 0.87 mi NNE of Jupiter
- Cause
- Heavy Rain
- Reported by
- Public
- Coordinates
- 26.937, -80.095
Town of Jupiter reported flooding of roadways north of Old Dixie Highway, north of Center Street, due to heavy rainfall from showers and thunderstorms.
- Flood
- Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Winter Storm and Winter Weather in South Dakota, November 10, 20202 deaths · 1 injured · 13 events
- Flash Flooding and Flooding in Virginia, November 10 to 17, 2020$372,000 · 49 events
- Damaging Winds in Michigan, November 10, 2020$590,000 · 53 kt wind · 11 events
- Damaging Winds in Wisconsin, November 10, 2020$330,000 · 69 kt wind · 17 events
- Hail and Damaging Winds in Illinois, November 10, 2020$190,000 · 1 in hail · 8 events
- Tornadoes and Hail in Illinois, November 10, 2020EF0 · 51 events
- Tornadoes and Damaging Winds in Illinois, November 10, 2020EF1 · 23 events
- Tornado in Oregon, November 10, 2020$40,000 · EF0 · 1 event
- Flash Flooding and Flooding in North Carolina, November 10 to 13, 2020$10,000 · 24 events
- Damaging Winds in Michigan, November 10, 2020$22,000 · 53 kt wind · 3 events
- Ice Storm and Winter Storm in Minnesota, November 10 to 11, 202018 events
- Drought in Texas, November 10 to 30, 202015 events
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 925074.