Alert archive / Florida / Flash Flood Warnings in 2019
Flash Flood Warning 2, NWS Miami, FL
NWS Miami, FL issued this flash flood warning at Aug 6, 2019, 4:00 PM EDT for Palm Beach County, Florida. It was in force for 3 hr. 4 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
- Aug 6, 2019, 4:00 PM EDT (20:00 UTC)
- Expired
- Aug 6, 2019, 7:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
- Flood severity
- None
County Palm Beach County, FL
The radar
The Miami radar (KAMX), 124 km from the middle of the area, began a volume at 20:00 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 6, 4:20 PM EDT | FLASH FLOOD | 2 Ssw Palm Beach, FL | REPORT FROM WPTV RECEIVED VIA SOCIAL MEDIA OF STREET FLOODING ALONG FLAGLER DRIVE NORTH OF SOUTHERN BOULEVARD IN WEST PALM BEACH. FLOODING MADE THE STREET IMPASSABLE TO VEHICLE TRAFFIC. A TOTAL OF 2.66 INCHES OF RAIN FELL IN JUST 36 MINUTES AT PALM BEACH INTER |
| Aug 6, 4:30 PM EDT | FLASH FLOOD | 1 Nnw West Palm Beach, FL | VIDEO RECEIVED FROM WPTV VIA TWITTER OF CAR SWAMPED BY WATER ALMOST UP TO THE HEADLIGHTS ON AUSTRALIAN AVENUE NEAR PALM BEACH LAKES BOULEVARD. |
| Aug 6, 4:45 PM EDT | FLASH FLOOD | West Palm Beach, FL | VIDEO RECEIVED FROM WPTV VIA TWITTER OF VEHICLES STUCK IN DEEP WATER ON BANYAN BOULEVARD JUST EAST OF TAMARIND AVENUE NEAR DOWNTOWN WEST PALM BEACH. WATER EXTENDED OVER THE CURB AND ENCROACHING ON ADJACENT BUILDINGS ON THE SOUTH SIDE OF THE STREET. |
| Aug 6, 4:45 PM EDT | FLASH FLOOD | West Palm Beach, FL | WEST PALM BEACH PD AND PALM BEACH COUNTY SHERIFF'S OFFICE REPORT SIGNIFICANT FLOODING OF THE FOLLOWING STREETS: FLAGLER DRIVE AND PARKER AVENUE IN DOWNTOWN WEST PALM BEACH, AND NEAR THE INTERSECTION OF HAVERHILL ROAD AND OKEECHOBEE BOULEVARD JUST NW OF PALM BE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Cape Canaveral, FL (KXMR), launched 12:00Z, 8.0 hours before the alert went out and 203 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.
- Mixed-layer CAPE
- 1612 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 685 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
491 WGUS52 KMFL 062000 FFWMFL FLC099-062300- /O.NEW.KMFL.FF.W.0002.190806T2000Z-190806T2300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Miami FL 400 PM EDT Tue Aug 6 2019 The National Weather Service in Miami has issued a * Flash Flood Warning for... East central Palm Beach County in southeastern Florida... * Until 700 PM EDT. * At 359 PM EDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Up to two inches of rain have already fallen. Flash flooding is expected to begin shortly. Additional rainfall amounts of two to three inches are possible in the warned area. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 2673 8001 2660 8002 2661 8018 2674 8015 $$ SPM
2 follow-up statements
330 WGUS72 KMFL 062037 FFSMFL Flash Flood Statement National Weather Service Miami FL 437 PM EDT Tue Aug 6 2019 FLC099-062300- /O.CON.KMFL.FF.W.0002.000000T0000Z-190806T2300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Palm Beach FL- 437 PM EDT Tue Aug 6 2019 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 700 PM EDT FOR EAST CENTRAL PALM BEACH COUNTY... At 433 PM EDT, the public reported flash flooding occurring in east central Palm Beach County. Up to three inches of rain have already fallen, and some roads are now impassible. Flash flooding is already occurring. Additional rainfall amounts of one inch are possible in the warned area over the next hour. While rain rates are decreasing, flooded roads will take some time to drain. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Excessive runoff from heavy rainfall will cause flooding of canals, urban areas, highways, streets and underpasses as well as other drainage areas and low lying spots. && LAT...LON 2673 8001 2660 8002 2661 8018 2674 8015 $$ SPM
389 WGUS72 KMFL 062251 FFSMFL Flash Flood Statement National Weather Service Miami FL 651 PM EDT Tue Aug 6 2019 FLC099-062300- /O.EXP.KMFL.FF.W.0002.000000T0000Z-190806T2300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Palm Beach FL- 651 PM EDT Tue Aug 6 2019 ...THE FLASH FLOOD WARNING FOR EAST CENTRAL PALM BEACH COUNTY WILL EXPIRE AT 700 PM EDT... The heavy rain has ended. Flash Flooding is no longer expected to pose a threat. Please continue to heed any remaining road closures. LAT...LON 2673 8001 2660 8002 2661 8018 2674 8015 $$ SPM
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 12:56 PM EDT | Special Weather Statement | MFL | Broward | 49 min |
| Aug 6, 1:00 PM EDT | Areal Flood Advisory | MFL | Broward, Miami-Dade | 3 hr |
| Aug 6, 1:24 PM EDT | Special Marine Warning | MFL | 51 min | |
| Aug 6, 1:37 PM EDT | Special Weather Statement | MFL | Palm Beach | 23 min |
| Aug 6, 1:53 PM EDT | Special Weather Statement | MFL | Palm Beach | 82 min |
| Aug 6, 1:57 PM EDT | Special Weather Statement | MFL | Miami-Dade | 63 min |
| Aug 6, 2:11 PM EDT | Special Weather Statement | MFL | Palm Beach | 49 min |
| Aug 6, 2:14 PM EDT | Special Marine Warning | MFL | 31 min | |
| Aug 6, 2:20 PM EDT | Special Weather Statement | MFL | Broward | 40 min |
| Aug 6, 2:54 PM EDT | Special Weather Statement | MFL | Broward | 66 min |
| Aug 6, 2:55 PM EDT | Special Weather Statement | MFL | Palm Beach | 65 min |
| Aug 6, 3:01 PM EDT | Special Weather Statement | MFL | Miami-Dade | 44 min |
| Aug 6, 3:10 PM EDT | Special Weather Statement | MFL | Martin | 35 min |
| Aug 6, 3:27 PM EDT | Areal Flood Advisory | MFL | Miami-Dade | 2 hr |
| Aug 6, 3:27 PM EDT | Special Weather Statement | MFL | Palm Beach | 48 min |
| Aug 6, 3:34 PM EDT | Special Marine Warning | MFL | 116 min | |
| Aug 6, 3:38 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 52 min |
| Aug 6, 3:46 PM EDT | Areal Flood Advisory | MFL | Palm Beach | 3 hr |
| Aug 6, 4:02 PM EDT | Areal Flood Advisory | MFL | Palm Beach | 3 hr |
| Aug 6, 4:15 PM EDT | Special Weather Statement | MFL | Hendry | 45 min |
| Aug 6, 4:16 PM EDT | Flash Flood Warning | MFL | Palm Beach | 100 min |
| Aug 6, 4:58 PM EDT | Special Weather Statement | MFL | Glades | 47 min |
| Aug 6, 6:56 PM EDT | Areal Flood Advisory | MFL | Palm Beach | 2 hr |
Nearby
Flash Flood Warnings in Florida, 2019Every flash flood warning in 2019
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.