Alert archive / Florida / Flash Flood Warnings in 2020

Flash Flood Warning 9, NWS Miami, FL

May 26, 2020Miami-Dade County, Florida

NWS Miami, FL issued this flash flood warning at May 26, 2020, 5:28 PM EDT for Miami-Dade County, Florida. It was in force for 4 hr. 9 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 26, 2020, 5:28 PM EDT (21:28 UTC)
Expired
May 26, 2020, 9:11 PM EDT
In force
4 hr
Issued by
NWS Miami, FL
Area
Storm-based polygon
Flood severity
None

County Miami-Dade County, FL

The radar

The Miami radar (KAMX), 32 km from the middle of the area, began a volume at 21:26 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.

What was reported inside it

TimeReportWhereRemark
May 26, 5:52 PM EDTFLASH FLOOD3 Sse Doral, FLCARS STALLING OUT AT THE INTERSECTION OF NW 87TH AVE AND NW 33TH STREET. ALSO NW 84TH STREET FLOODED BETWEEN NW 27TH ST AND NW 33RD ST. KIDS CORNER CHILD DEVELOPMENT CENTER REPORTED PARKING LOT FLOODED AND WATER APPROACH THE BUILDING.
May 26, 6:05 PM EDTFLASH FLOODMiami Shores, FLCHANNEL 7 SHOWED VIDEO OF WATER UP TO DOORWAYS AND POSSIBLY ENTERING BUILDINGS AT THE CORNER OF NE 95TH ST AND NE 2ND AVE.
May 26, 6:13 PM EDTFLASH FLOOD3 W Miami International, FLTWITTER REPORT AND PICTURE SHOWING WATER CAUSING ROADWAYS TO BE NEARLY IMPASSIBLE AND NEARING STRUCTURES. THIS IS NEAR THE INTERSECTION OF NW 87TH AVE AND NWS 25TH ST IN DORAL
May 26, 6:25 PM EDTFLASH FLOOD1 Ne Liberty City, FLMEDIA REPORTED STREET FLOODING AT NW 7TH AVE AND NW 71ST UP TO KNEE HIGH.
May 26, 6:25 PM EDTFLASH FLOOD2 Nne Liberty City, FLWATER COVERING THE SOUTH ONRAMP OF I-95 AT NW79TH ST UP TO WAST DEEP REPORTED BY MEDIA.
May 26, 6:40 PM EDTFLASH FLOOD2 W Miami Springs, FLFAA ARTCC HAVING FLOODING ON WEST SIDE OF CAMPUS. WATER IS ENTERING INTO AN ANNEX BUILDING.
May 26, 6:51 PM EDTFLASH FLOOD2 Sw Liberty City, FLPUBLIC CALLED IN AND SAID THEY ARE STRAINED AT THEIR BUSINESS JUST NE OF MIAMI INTERNATIONAL AIRPORT, DUE TO FLOODING CAUSING IMPASSABLE STREETS.
May 26, 7:45 PM EDTFLASH FLOOD2 Ese Miami Springs, FLPUBLIC REPORTED THAT THE OFF RAMP FROM AIRPORT EXPRESSWAY TO US 27 NORTHBOUND WAS FLOODED WITH WATER UP TO 4 FEET. LOTS OF CARS STRANDED IN THE AREA DUE TO THE FLOODING.
May 26, 8:45 PM EDTFLOOD3 Sse Doral, FLPUBLIC REPORTED ONGOING FLOODING ON NW 87TH AVE BETWEEN NW 36TH ST AND HIGHWAY 836.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Miami, FL (KMFL), launched 12:00Z, 9.5 hours before the alert went out and 6 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 12:00Z on 2020-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1274 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 12:00Z on 2020-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 square meters per square second.193958Sfc1 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
1274 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
786 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

902 
WGUS52 KMFL 262128
FFWMFL
FLC086-270130-
/O.NEW.KMFL.FF.W.0009.200526T2128Z-200527T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Miami FL
528 PM EDT Tue May 26 2020

The National Weather Service in Miami has issued a

* Flash Flood Warning for...
  Northern Miami-Dade County in southeastern Florida...

* Until 930 PM EDT.

* At 525 PM EDT, the public reported heavy rain falling across the
  warned area. Up to two inches of rain have already fallen. Flash
  flooding is already occurring.

  HAZARD...Flash flooding caused by heavy rain.

  SOURCE...Public.

  IMPACT...Flooding of small creeks and streams, urban areas, 
           highways, streets and underpasses as well as other 
           drainage and low lying areas. Streets in the Miami 
           Springs area, especially near HWY 27 are becoming 
           impassible and water may enter structures.

* Some locations that will experience flooding include...
  Miami, Hialeah, Miami Gardens, North Miami and Doral. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses as
well as other drainage areas and low lying spots.

A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.

&&

LAT...LON 2589 8014 2586 8016 2583 8021 2581 8023
      2578 8024 2578 8037 2583 8037 2586 8033
      2593 8028 2593 8014

FLASH FLOOD...OBSERVED
EXPECTED RAINFALL...2-3 INCHES IN 1 HOUR

$$

13
3 follow-up statements
355 
WGUS72 KMFL 262151
FFSMFL

Flash Flood Statement
National Weather Service Miami FL
551 PM EDT Tue May 26 2020

FLC086-270130-
/O.CON.KMFL.FF.W.0009.000000T0000Z-200527T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Miami-Dade FL-
551 PM EDT Tue May 26 2020

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 PM EDT FOR
NORTHERN MIAMI-DADE COUNTY...

At 551 PM EDT, the public reported thunderstorms producing heavy 
rain. Up to three inches of rain have already fallen.
Flash flooding is already occurring.

HAZARD...Life threatening flash flooding. Heavy rain producing flash 
         flooding.

SOURCE...Public.

IMPACT...Life threatening flash flooding of creeks and streams, 
         urban areas, highways, streets and underpasses.

Some locations that will experience flooding include...
Miami, Hialeah, Miami Gardens, North Miami and Doral. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses as
well as other drainage areas and low lying spots.

A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.

&&

LAT...LON 2589 8014 2586 8016 2583 8021 2581 8023
      2578 8024 2578 8037 2583 8037 2586 8033
      2593 8028 2593 8014

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
EXPECTED RAINFALL...2-3 INCHES IN 1 HOUR

$$

13
635 
WGUS72 KMFL 262315
FFSMFL

Flash Flood Statement
National Weather Service Miami FL
715 PM EDT Tue May 26 2020

FLC086-270130-
/O.CON.KMFL.FF.W.0009.000000T0000Z-200527T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Miami-Dade FL-
715 PM EDT Tue May 26 2020

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 PM EDT FOR
NORTHERN MIAMI-DADE COUNTY...

At 712 PM EDT, Doppler radar indicated that the thunderstorms that 
produced heavy rains across the warned area continue to slowly move 
away from the area. However, rainfall amounts of 3 to 4 inches have 
fallen from the earlier thunderstorms that will take some time to 
drain away. Therefore, the flash warning will remain in effect for 
the area.

HAZARD...Life threatening flash flooding. Heavy rain producing flash 
         flooding.

SOURCE...Public.

IMPACT...Life threatening flash flooding of creeks and streams, 
         urban areas, highways, streets and underpasses.

Some locations that will experience flooding include...
Miami, Hialeah, Miami Gardens, North Miami and Doral. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses as
well as other drainage areas and low lying spots.

A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.

&&

LAT...LON 2589 8014 2586 8016 2583 8021 2581 8023
      2578 8024 2578 8037 2583 8037 2586 8033
      2593 8028 2593 8014

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE


$$

HVN
202 
WGUS72 KMFL 270111
FFSMFL

Flash Flood Statement
National Weather Service Miami FL
911 PM EDT Tue May 26 2020

FLC086-270120-
/O.CAN.KMFL.FF.W.0009.000000T0000Z-200527T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Miami-Dade FL-
911 PM EDT Tue May 26 2020

...THE FLASH FLOOD WARNING FOR NORTHERN MIAMI-DADE COUNTY IS
CANCELLED...

The heavy rain has ended but flooding is still ongoing. Therefore, 
the Flash Flood Warning has been replaced with a Flood Warning. 
Please continue to heed any remaining road closures.

LAT...LON 2589 8014 2586 8016 2583 8021 2581 8023
      2578 8024 2578 8037 2583 8037 2586 8033
      2593 8028 2593 8014

$$

BAXTER

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 8:10 PM EDTSpecial Weather StatementMFLBroward35 min
May 25, 8:15 PM EDTAreal Flood AdvisoryMFLBroward2 hr
May 25, 8:26 PM EDTAreal Flood AdvisoryMFLBroward3 hr
May 25, 8:34 PM EDTSpecial Weather StatementMFLBroward41 min
May 25, 8:40 PM EDTSpecial Marine WarningMFL95 min
May 25, 8:47 PM EDTTornado WarningMFLBroward43 min
May 25, 8:51 PM EDTAreal Flood AdvisoryMFLMiami-Dade114 min
May 25, 9:13 PM EDTAreal Flood AdvisoryMFLMiami-Dade3 hr
May 25, 9:22 PM EDTSpecial Weather StatementMFLBroward23 min
May 25, 9:45 PM EDTSpecial Marine WarningMFL2 hr
May 25, 10:31 PM EDTSpecial Weather StatementMFLBroward44 min
May 25, 11:27 PM EDTAreal Flood AdvisoryMFLBroward, Palm Beach3 hr
May 25, 11:30 PM EDTSpecial Weather StatementMFLBroward45 min
May 25, 11:39 PM EDTSpecial Marine WarningMFL2 hr
May 26, 12:14 AM EDTAreal Flood AdvisoryMFLBroward, Miami-Dade5 hr
May 26, 1:43 AM EDTSpecial Marine WarningMFL2 hr
May 26, 3:37 AM EDTSpecial Marine WarningMFL23 min
May 26, 10:23 AM EDTSpecial Marine WarningMFL52 min
May 26, 10:26 AM EDTSpecial Weather StatementMFLMiami-Dade49 min
May 26, 1:24 PM EDTSpecial Weather StatementMFLPalm Beach51 min
May 26, 2:12 PM EDTSpecial Weather StatementMFLMartin33 min
May 26, 2:19 PM EDTSpecial Weather StatementMFLPalm Beach41 min
May 26, 2:51 PM EDTSpecial Weather StatementMFLBroward39 min
May 26, 3:20 PM EDTSpecial Weather StatementMFLPalm Beach40 min
May 26, 3:24 PM EDTSpecial Marine WarningMFL36 min
May 26, 3:28 PM EDTSpecial Weather StatementMFLBroward47 min
May 26, 3:44 PM EDTAreal Flood AdvisoryMFLMiami-Dade3 hr
May 26, 4:03 PM EDTSpecial Marine WarningMFL27 min
May 26, 4:07 PM EDTAreal Flood AdvisoryMFLBroward, Miami-Dade3 hr
May 26, 4:07 PM EDTSpecial Weather StatementMFLPalm Beach38 min
May 26, 4:13 PM EDTSpecial Weather StatementMFLBroward47 min
May 26, 4:25 PM EDTSpecial Marine WarningMFL35 min
May 26, 4:42 PM EDTSpecial Marine WarningMFL33 min
May 26, 4:48 PM EDTSpecial Weather StatementMFLPalm Beach42 min
May 26, 4:49 PM EDTSpecial Weather StatementMFLBroward, Miami-Dade41 min
May 26, 5:25 PM EDTSpecial Weather StatementMFLMiami-Dade50 min
May 26, 5:48 PM EDTFlash Flood Warning Considerable damage threatMFLBroward, Miami-Dade3 hr
May 26, 6:11 PM EDTSpecial Weather StatementMFLMiami-Dade64 min
May 26, 6:12 PM EDTFlash Flood Warning Considerable damage threatMFLMiami-Dade3 hr
May 26, 7:08 PM EDTSpecial Weather StatementMFLMiami-Dade67 min
May 26, 7:15 PM EDTAreal Flood AdvisoryMFLMiami-Dade4 hr
May 26, 7:18 PM EDTSpecial Marine WarningMFL27 min
May 26, 7:37 PM EDTSpecial Marine WarningMFL38 min
May 26, 7:54 PM EDTFlash Flood WarningMFLMiami-Dade79 min

Nearby

Flash Flood Warnings in Florida, 2020Every flash flood warning in 2020

Sources

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