Alert archive / Florida / Flash Flood Warnings in 2006

Flash Flood Warning 2, NWS Miami, FL

August 30, 2006Glades County, Florida

NWS Miami, FL issued this flash flood warning at Aug 30, 2006, 2:28 PM EDT for Glades County, Florida. It was in force for 2 hr. 1 report 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 30, 2006, 2:28 PM EDT (18:28 UTC)
Expired
Aug 30, 2006, 4:30 PM EDT
In force
2 hr
Issued by
NWS Miami, FL
Area
Counties, with a storm outline in the text

County Glades County, FL

The radar

The Tampa radar (KTBW), 139 km from the middle of the area, began a volume at 18:29 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
Aug 30, 3:00 PM EDTFLASH FLOODPalmdale, FLTHREE TO FIVE INCHES OF WATER ENTERED SEVERAL HOMES IN PALMDALE. REPORTED BY SEVERAL MEDIA OUTLETS IN FORT MYERS, WITH INFORMATION PROVIDED BY GLADES COUNTY EMERGENCY MANAGEMENT.

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

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 6.5 hours before the alert went out and 139 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, Tampa Bay, FL at 12:00Z on 2006-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 742 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, Tampa Bay, FL at 12:00Z on 2006-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 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
742 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
707 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
49 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.

000 
WGUS52 KMFL 301830
FFWMFL
FLC043-302030-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIAMI FL
228 PM EDT WED AUG 30 2006

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  GLADES COUNTY IN SOUTHERN FLORIDA

* UNTIL 430 PM EDT

* AT 222 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA. RADAR
  ESTIMATES THAT THREE TO FIVE INCHES OF RAIN HAVE FALLEN IN THE
  PAST TWO TO THREE HOURS.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PALMDALE
  AND LAKEPORT.

ADDITIONAL RAINFALL AMOUNTS OF TWO TO THREE INCHES ARE POSSIBLE IN
THE WARNED AREA AS THE CENTER OF TROPICAL DEPRESSION ERNESTO PASSES
THROUGH THE AREA.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY THE WATER MAY OBSCURE DEEP CANALS OR PONDS. REMEMBER...TURN
AROUND...DONT DROWN

LAT...LON 2678 8151 2678 8108 2702 8110 2702 8154

$$

KOB
1 follow-up statement
000 
WGUS72 KMFL 302027
FFSMFL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
425 PM EDT WED AUG 30 2006

FLC043-302035-
GLADES FL-
425 PM EDT WED AUG 30 2006

...THE FLASH FLOOD WARNING WILL EXPIRE AT 430 PM EDT FOR CENTRAL
GLADES COUNTY...

AT 425 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUES TO 
SHOW RAIN FALLING ACROSS THE AREA. HOWEVER...THE RAINFALL RATES 
HAVE DECREASED...AND SO FLOODING IS NO LONGER EXPECTED.

LAT...LON 2678 8151 2678 8108 2702 8110 2702 8154

$$

GREGORIA

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 30, 11:35 AM EDTSpecial Marine WarningMFL115 min
Aug 30, 11:49 AM EDTMarine Weather StatementMFL2 hr
Aug 30, 3:51 PM EDTMarine Weather StatementMFL4 hr
Aug 30, 4:38 PM EDTSpecial Marine WarningMFL2 hr

Nearby

Flash Flood Warnings in Florida, 2006Every flash flood warning in 2006

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.