Alert archive / Florida / Flood Watches in 2021

Flood Watch 1, NWS Miami, FL

June 16, 20214 counties in Florida

NWS Miami, FL issued this flood watch at Jun 16, 2021, 2:13 AM EDT for 4 counties in Florida. It took effect at Jun 16, 2021, 10:00 AM EDT. It was in force for 30 hr.

The area

The counties it named.

The facts

Issued
Jun 16, 2021, 2:13 AM EDT (06:13 UTC)
In effect from
Jun 16, 2021, 10:00 AM EDT
Expired
Jun 17, 2021, 4:25 PM EDT
In force
30 hr
Issued by
NWS Miami, FL
Flood severity
None

Counties Broward County, FL, Collier County, FL, Miami-Dade County, FL, Monroe County, FL

The radar

The Miami radar (KAMX), 48 km from the middle of the area, began a volume at 06:14 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Miami, FL (KMFL), launched 00:00Z, 6.2 hours before the alert went out and 53 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Miami, FL at 00:00Z on 2021-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 906 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 00:00Z on 2021-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
906 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
802 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
78 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.0

Open this sounding in Storm Lab

The text

As transmitted.

403 
WGUS62 KMFL 160613
FFAMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Miami FL
213 AM EDT Wed Jun 16 2021

FLZ069>075-172>174-161415-
/O.NEW.KMFL.FA.A.0001.210616T1400Z-210617T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coastal Collier-Inland Collier-Inland Broward-Metro Broward-
Inland Miami-Dade-Metro Miami-Dade-Mainland Monroe-
Coastal Broward-Coastal Miami-Dade-Far South Miami-Dade-
213 AM EDT Wed Jun 16 2021

...FLOOD WATCH IN EFFECT FROM 10 AM EDT THIS MORNING THROUGH THIS
EVENING...

The National Weather Service in Miami has issued a

* Flood Watch for a portion of South Florida, including the 
  following areas, Coastal Broward, Coastal Collier, Coastal 
  Miami-Dade, Far South Miami-Dade, Inland Broward, Inland 
  Collier, Inland Miami-Dade, Mainland Monroe, Metro Broward, 
  and Metro Miami-Dade. 

* From 10 AM EDT this morning through this evening

* Heavy rainfall is expected over portions of South Florida again
  today. Significant rainfall may aggravate already saturated 
  grounds. Slow-moving showers and thunderstorms could result in 
  wide spread flooding. Turn around, don't drown when encountering
  flooded roads. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Watch means there is a potential for flooding based on
current forecasts.

You should monitor later forecasts and be alert for possible
Flood Warnings. Those living in areas prone to flooding should be
prepared to take action should flooding develop.

&&

$$
5 follow-up statements
631 
WGUS62 KMFL 161509
FFAMFL

Flood Watch
National Weather Service Miami FL
1109 AM EDT Wed Jun 16 2021

FLZ069>075-172>174-170000-
/O.CON.KMFL.FA.A.0001.000000T0000Z-210617T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coastal Collier-Inland Collier-Inland Broward-Metro Broward-
Inland Miami-Dade-Metro Miami-Dade-Mainland Monroe-
Coastal Broward-Coastal Miami-Dade-Far South Miami-Dade-
1109 AM EDT Wed Jun 16 2021

...FLOOD WATCH REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...

The Flood Watch continues for

* Flood Watch for a portion of South Florida, including the 
  following areas, Coastal Broward, Coastal Collier, Coastal 
  Miami-Dade, Far South Miami-Dade, Inland Broward, Inland 
  Collier, Inland Miami-Dade, Mainland Monroe, Metro Broward, 
  and Metro Miami-Dade. 

* Until 8 PM EDT this evening.

* Heavy rainfall is expected over portions of South Florida again
  this afternoon into early evening. Significant rainfall may 
  aggravate already saturated grounds. Slow-moving showers and 
  thunderstorms could result in wide spread flooding. Turn around,
  don't drown when encountering flooded roads. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Watch means there is a potential for flooding based on
current forecasts.

You should monitor later forecasts and be alert for possible
Flood Warnings. Those living in areas prone to flooding should be
prepared to take action should flooding develop.

&&

$$

Baxter
573 
WGUS62 KMFL 162154
FFAMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Miami FL
554 PM EDT Wed Jun 16 2021

FLZ069>075-172>174-171600-
/O.EXT.KMFL.FA.A.0001.000000T0000Z-210617T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coastal Collier-Inland Collier-Inland Broward-Metro Broward-Inland
Miami-Dade-Metro Miami-Dade-Mainland Monroe-Coastal Broward-Coastal
Miami-Dade-Far South Miami-Dade-
Including the cities of Fort Lauderdale Beach, West Kendall, Marco 
Island, Plantation, Markham Park, Miami Beach, Florida City, 
Hollywood, Miramar, Naples, Coconut Creek, Country Walk, Everglades 
National Park, Miami Gardens, South Miami, Miami Shores, Everglades 
City, Cutler Bay, Redland, Homestead, Coral Springs, Flamingo, Shark 
Valley, Cutler Ridge, Miami, Miccosukee Indian Reservation, 
Immokalee, Kendale Lakes, Davie, Homestead Bayfront Park, Pompano 
Beach, Fort Lauderdale, Kendall, Tamarac, Pembroke Pines, Downtown 
Miami, Hialeah, Hollywood Beach, Aventura, Sunrise, Miami Lakes, 
Doral, Cooper City, and Miccosukee Resort
554 PM EDT Wed Jun 16 2021

...FLOOD WATCH NOW IN EFFECT THROUGH THURSDAY MORNING...

The Flood Watch is now in effect for

* A portion of South Florida, including the following areas, Coastal 
  Broward, Coastal Collier, Coastal Miami-Dade, Far South 
  Miami-Dade, Inland Broward, Inland Collier, Inland Miami-Dade, 
  Mainland Monroe, Metro Broward and Metro Miami-Dade.

* Through Thursday morning.

* Heavy rainfall is expected over portions of South Florida.

* Significant rainfall may aggravate already saturated grounds. 
  Slow-moving showers and thunderstorms could result in widespread 
  flooding. Turn around, don't drown when encountering flooded roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

RAG
619 
WGUS62 KMFL 170812
FFAMFL

Flood Watch
National Weather Service Miami FL
412 AM EDT Thu Jun 17 2021

FLZ069>075-172>174-171600-
/O.CON.KMFL.FA.A.0001.000000T0000Z-210617T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coastal Collier-Inland Collier-Inland Broward-Metro Broward-
Inland Miami-Dade-Metro Miami-Dade-Mainland Monroe-
Coastal Broward-Coastal Miami-Dade-Far South Miami-Dade-
412 AM EDT Thu Jun 17 2021

...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS MORNING...

The Flood Watch continues for

* A portion of South Florida, including the following areas, 
  Coastal Broward, Coastal Collier, Coastal Miami-Dade, Far South 
  Miami-Dade, Inland Broward, Inland Collier, Inland Miami- Dade, 
  Mainland Monroe, Metro Broward, and Metro Miami-Dade. 

* Until noon EDT today

* Heavy rainfall is possible over portions of South Florida.

* Significant rainfall may aggravate already saturated grounds. 
  Slow-moving showers and thunderstorms could result in widespread 
  flooding. Turn around, don't drown when encountering flooded roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Watch means there is a potential for flooding based on
current forecasts.

You should monitor later forecasts and be alert for possible
Flood Warnings. Those living in areas prone to flooding should be
prepared to take action should flooding develop.

&&

$$
080 
WGUS62 KMFL 171304
FFAMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Miami FL
904 AM EDT Thu Jun 17 2021

Flood Watch Cancelled for most locations expect for Collier County
where it been extended in time until this evening.

FLZ071>075-172>174-171415-
/O.CAN.KMFL.FA.A.0001.000000T0000Z-210617T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Inland Broward-Metro Broward-Inland Miami-Dade-Metro Miami-Dade-
Mainland Monroe-Coastal Broward-Coastal Miami-Dade-
Far South Miami-Dade-
904 AM EDT Thu Jun 17 2021

...FLOOD WATCH IS CANCELLED...

The focus of the thunderstorms today will be more over the western
interior areas of South Florida due to more of a southeast
steering flow. Therefore, the Flood Watch for Miami-Dade, Broward,
and Mainland Monroe Counties have been cancelled.


$$

FLZ069-070-180000-
/O.EXT.KMFL.FA.A.0001.000000T0000Z-210618T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coastal Collier-Inland Collier-
904 AM EDT Thu Jun 17 2021

...FLOOD WATCH NOW IN EFFECT THROUGH THIS EVENING...

The Flood Watch is now in effect for

* a portion of South Florida, including the following areas, 
  Coastal Collier and Inland Collier. 

* Through this evening

* Heavy rainfall is possible over portions of Collier County.

* Significant rainfall may aggravate already saturated grounds. 
  Slow-moving showers and thunderstorms could result in widespread 
  flooding. Turn around, don't drown when encountering flooded roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Watch means there is a potential for flooding based on
current forecasts.

You should monitor later forecasts and be alert for possible
Flood Warnings. Those living in areas prone to flooding should be
prepared to take action should flooding develop.

&&

$$

Baxter
880 
WGUS62 KMFL 172025
FFAMFL

Flood Watch
National Weather Service Miami FL
425 PM EDT Thu Jun 17 2021

FLZ069-070-172130-
/O.CAN.KMFL.FA.A.0001.000000T0000Z-210618T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coastal Collier-Inland Collier-
425 PM EDT Thu Jun 17 2021

...FLOOD WATCH IS CANCELLED...

The Flood Watch for Collier County has been cancelled.

$$

The office that day

Everything else NWS Miami, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 15, 8:29 PM EDTSpecial Marine WarningMFL46 min
Jun 16, 11:38 AM EDTSpecial Marine WarningMFL67 min
Jun 16, 12:13 PM EDTSpecial Marine WarningMFL62 min
Jun 16, 12:14 PM EDTAreal Flood AdvisoryMFLMiami-Dade112 min
Jun 16, 12:36 PM EDTAreal Flood AdvisoryMFLBroward, Miami-Dade3 hr
Jun 16, 12:41 PM EDTSpecial Marine WarningMFL64 min
Jun 16, 12:43 PM EDTSpecial Weather StatementMFLBroward62 min
Jun 16, 1:07 PM EDTSpecial Marine WarningMFL53 min
Jun 16, 1:10 PM EDTSevere Thunderstorm WarningMFLBroward, Palm Beach27 min
Jun 16, 1:14 PM EDTSpecial Weather StatementMFLCollier46 min
Jun 16, 1:16 PM EDTAreal Flood AdvisoryMFLBroward, Palm Beach2 hr
Jun 16, 1:32 PM EDTSpecial Weather StatementMFLBroward43 min
Jun 16, 1:37 PM EDTSpecial Weather StatementMFLBroward53 min
Jun 16, 1:40 PM EDTSpecial Marine WarningMFL65 min
Jun 16, 1:42 PM EDTAreal Flood AdvisoryMFLCollier3 hr
Jun 16, 1:44 PM EDTSpecial Marine WarningMFL46 min
Jun 16, 1:44 PM EDTSpecial Weather StatementMFLCollier, Hendry61 min
Jun 16, 2:01 PM EDTSpecial Marine WarningMFL89 min
Jun 16, 2:15 PM EDTSpecial Weather StatementMFLBroward45 min
Jun 16, 2:20 PM EDTSpecial Marine WarningMFL85 min
Jun 16, 2:24 PM EDTSpecial Weather StatementMFLPalm Beach51 min
Jun 16, 2:35 PM EDTSpecial Weather StatementMFLHendry55 min
Jun 16, 2:44 PM EDTSpecial Marine WarningMFL46 min
Jun 16, 3:09 PM EDTSpecial Weather StatementMFLPalm Beach51 min
Jun 16, 3:15 PM EDTSpecial Marine WarningMFL2 hr
Jun 16, 3:24 PM EDTSpecial Weather StatementMFLGlades36 min
Jun 16, 3:48 PM EDTAreal Flood AdvisoryMFLMiami-Dade6 hr
Jun 16, 3:59 PM EDTSpecial Weather StatementMFLMiami-Dade46 min
Jun 16, 4:15 PM EDTSpecial Weather StatementMFLMiami-Dade45 min
Jun 16, 4:49 PM EDTSpecial Weather StatementMFLBroward41 min
Jun 16, 4:49 PM EDTSpecial Weather StatementMFLBroward41 min
Jun 16, 4:58 PM EDTSpecial Weather StatementMFLMiami-Dade47 min
Jun 16, 5:33 PM EDTAreal Flood AdvisoryMFLMiami-Dade3 hr
Jun 16, 5:44 PM EDTSpecial Weather StatementMFLMiami-Dade46 min
Jun 16, 6:51 PM EDTSpecial Weather StatementMFLMiami-Dade39 min
Jun 16, 6:56 PM EDTSpecial Marine WarningMFL2 hr
Jun 16, 7:22 PM EDTSpecial Weather StatementMFLMonroe68 min
Jun 16, 7:30 PM EDTSpecial Marine WarningMFL2 hr
Jun 16, 7:36 PM EDTSpecial Weather StatementMFLCollier69 min
Jun 16, 7:59 PM EDTSevere Thunderstorm WarningMFLMiami-Dade30 min

Nearby

Flood Watches in Florida, 2021Every flood watch in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.