Alert archive / Florida / Flash Flood Warnings in 2014

Flash Flood Warning 3, NWS Miami, FL

January 10, 2014Palm Beach County, Florida

NWS Miami, FL issued this flash flood warning at Jan 10, 2014, 3:29 AM EST for Palm Beach County, Florida. It was in force for 6 hr. 19 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
Jan 10, 2014, 3:29 AM EST (08:29 UTC)
Expired
Jan 10, 2014, 9:00 AM EST
In force
6 hr
Issued by
NWS Miami, FL
Area
Storm-based polygon
Flood severity
None

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 126 km from the middle of the area, began a volume at 08:32 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
Jan 10, 7:00 AM ESTHEAVY RAIN 14.791 Ese Lantana, FL
Jan 10, 7:48 AM ESTFLOOD2 E Jupiter, FLA1A AT INDIANTOWN RD IN JUPITER IS CLOSED.
Jan 10, 8:00 AM ESTHEAVY RAIN 5.86North Palm Beach, FLVIA SOUTH FLORIDA WATER MANAGEMENT DISTRICT.
Jan 10, 8:00 AM ESTHEAVY RAIN 7.94Juno Beach, FL
Jan 10, 8:00 AM ESTHEAVY RAIN 7.98Lake Worth, FLVIA SOUTH FLORIDA WATER MANAGEMENT DISTRICT.
Jan 10, 8:00 AM ESTHEAVY RAIN 8.581 N Lake Worth, FL
Jan 10, 8:00 AM ESTHEAVY RAIN 8.721 Nnw Lake Worth, FL
Jan 10, 8:00 AM ESTHEAVY RAIN 9.082 Sw Boynton Beach, FLVIA WEATHERBUG.
Jan 10, 8:00 AM ESTHEAVY RAIN 9.351 Sw Palm Beach Shores, FLVIA WEATHER UNDERGROUND.
Jan 10, 8:00 AM ESTHEAVY RAIN 9.351 Sw Palm Beach Shores, FLVIA WEATHER UNDERGROUND.
Jan 10, 8:00 AM ESTHEAVY RAIN 9.48Boynton Beach, FLVIA SOUTH FLORIDA WATER MANAGEMENT DISTRICT.
Jan 10, 8:00 AM ESTHEAVY RAIN 10.75Palm Beach, FLVIA WEATHER UNDERGROUND.
Jan 10, 8:00 AM ESTHEAVY RAIN 112 Nw Boynton Beach, FL
Jan 10, 8:00 AM ESTHEAVY RAIN 11.261 W Boynton Beach, FL
Jan 10, 8:00 AM ESTHEAVY RAIN 12.461 E Lantana, FLVIA WEATHER UNDERGROUND.
Jan 10, 8:00 AM ESTHEAVY RAIN 13.13Boynton Beach, FLVIA WEATHER UNDERGROUND.
Jan 10, 8:00 AM ESTHEAVY RAIN 15.04Lantana, FLVIA WEATHER UNDERGROUND.
Jan 10, 8:00 AM ESTHEAVY RAIN 16.031 Sw Palm Beach, FLVIA WEATHER WUNDERGROUND.
Jan 10, 8:00 AM ESTHEAVY RAIN 22.211 Wsw Hypoluxo, FLRECORDED AT WEATHER UNDERGROUND STATION.

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 00:00Z, 8.5 hours before the alert went out and 101 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 2014-01-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 820 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 00:00Z on 2014-01-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 square meters per square second.19395878Sfc1 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
820 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
731 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
59 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

771 
WGUS52 KMFL 100829
FFWMFL
FLC099-101400-
/O.NEW.KMFL.FF.W.0003.140110T0829Z-140110T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIAMI FL
329 AM EST FRI JAN 10 2014

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN PALM BEACH COUNTY IN SOUTHEAST FLORIDA...

* UNTIL 900 AM EST

* AT 320 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  HEAVY RAIN CONTINUING OVER ALREADY FLOODED GROUNDS. THIS HAS LED   
  TO AN EXTENSION OF THE FLASH FLOOD WARNING THROUGH THE EARLY       
  FRIDAY MORNING HOURS. RAINFALL TOTALS SINCE YESTERDAY EVENING HAVE 
  REACHED THE 13 TO 18 INCH RANGE BETWEEN DELRAY AND HYPOLUXO. LOCAL 
  LAW ENFORCEMENT OFFICIALS AND THE FLORIDA HIGHWAY PATROL HAVE      
  CLOSED I-95 NORTH AND SOUTH BOUND FROM MILE MARKER 56 TO 60 NEAR   
  BOYNTON BEACH BOULEVARD DUE TO FLOODING. AN ADDITIONAL 2 TO 4      
  INCHES WITH LOCALLY HIGHER AMOUNTS WILL REMAIN POSSIBLE THROUGH    
  DAYBREAK...ESPECIALLY IF THE BAND OF HEAVY RAINFALL PERSISTS OR    
  LIFTS BACK TO THE NORTH ALONG THE PALM BEACH COAST.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PALM BEACH...
PORT OF PALM BEACH...NORTH PALM BEACH...WEST PALM BEACH...TEQUESTA...
RIVIERA BEACH...PALM BEACH GARDENS...JUPITER AND JUNO BEACH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

LAT...LON 2660 8004 2659 8003 2655 8003 2649 8005
      2648 8014 2696 8020 2698 8008 2687 8004
      2681 8003 2680 8005 2680 8003 2668 8003
      2667 8004 2664 8003

$$

85-GIBBS
2 follow-up statements
648 
WGUS72 KMFL 101016
FFSMFL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
516 AM EST FRI JAN 10 2014

FLC099-101400-
/O.CON.KMFL.FF.W.0003.000000T0000Z-140110T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PALM BEACH FL-
516 AM EST FRI JAN 10 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 900 AM EST FOR
NORTHEASTERN PALM BEACH COUNTY...

AT 506 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE LIGHT TO MODERATE RAINS FALLING OVER ALREADY FLOODED 
GROUNDS. RAINFALL TOTALS SINCE YESTERDAY EVENING HAVE REACHED THE 13 
TO 18 INCH RANGE BETWEEN DELRAY AND HYPOLUXO. LOCAL LAW ENFORCEMENT 
OFFICIALS AND THE FLORIDA HIGHWAY PATROL HAVE CLOSED I-95 NORTH AND 
SOUTH BOUND FROM MILE MARKER 56 TO 60 NEAR BOYNTON BEACH BOULEVARD 
DUE TO FLOODING. ADDITIONAL RAINFALL AMOUNTS UP TO ONE INCH IS STILL 
POSSIBLE WITH THE HEAVIEST RAINS...ESPECIALLY IF THE BAND OF HEAVY 
RAINFALL LOCATED OVER DELRAY BEACH MOVES BACK TO THE NORTH ALONG THE 
PALM BEACH COAST.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WEST PALM
BEACH...PORT OF PALM BEACH...NORTH PALM BEACH...TEQUESTA...RIVIERA
BEACH...PALM BEACH GARDENS...JUPITER AND JUNO BEACH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN MIAMI.

&&

LAT...LON 2660 8004 2659 8003 2655 8003 2649 8005
      2648 8014 2696 8020 2698 8008 2687 8004
      2681 8003 2680 8005 2680 8003 2668 8003
      2667 8004 2664 8003

$$

BAXTER
402 
WGUS72 KMFL 101129
FFSMFL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
629 AM EST FRI JAN 10 2014

FLC099-101138-
/O.CAN.KMFL.FF.W.0003.000000T0000Z-140110T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PALM BEACH FL-
629 AM EST FRI JAN 10 2014

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR NORTHEASTERN PALM
BEACH COUNTY...

RAINS HAVE ENDED OVER NORTHEASTERN PALM BEACH COUNTY EARLY THIS 
MORNING. THEREFORE...THE FLASH FLOOD WARNING HAS BEEN CHANGED TO A 
FLOOD WARNING FOR NORTHEASTERN PALM BEACH COUNTY.

LAT...LON 2660 8004 2659 8003 2655 8003 2649 8005
      2648 8014 2696 8020 2698 8008 2687 8004
      2681 8003 2680 8005 2680 8003 2668 8003
      2667 8004 2664 8003

$$

BAXTER

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 9, 7:24 PM ESTSpecial Marine WarningMFL66 min
Jan 9, 7:40 PM ESTSpecial Weather StatementMFLMartin35 min
Jan 9, 7:55 PM ESTSevere Thunderstorm WarningMFLPalm Beach35 min
Jan 9, 8:25 PM ESTAreal Flood AdvisoryMFLPalm Beach3 hr
Jan 9, 8:28 PM ESTSpecial Marine WarningMFL62 min
Jan 9, 9:29 PM ESTFlash Flood WarningMFLPalm Beach6 hr
Jan 9, 10:06 PM ESTSpecial Marine WarningMFL54 min
Jan 9, 10:34 PM ESTSpecial Marine WarningMFL56 min
Jan 9, 11:08 PM ESTAreal Flood AdvisoryMFLPalm Beach112 min
Jan 9, 11:26 PM ESTSpecial Marine WarningMFL64 min
Jan 10, 12:46 AM ESTFlash Flood WarningMFLPalm Beach6 hr
Jan 10, 3:27 AM ESTSpecial Marine WarningMFL63 min
Jan 10, 6:27 AM ESTAreal Flood WarningMFLPalm Beach16 hr

Nearby

Flash Flood Warnings in Florida, 2014Every flash flood warning in 2014

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.