Alert archive / Florida / Red Flag Warnings in 2007
Red Flag Warning 9, NWS Miami, FL
NWS Miami, FL issued this red flag warning at Feb 16, 2007, 6:12 PM EST for Broward County, Miami-Dade County, Palm Beach County, Florida. It took effect at Feb 17, 2007, 12:00 PM EST. It was in force for 7 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 16, 2007, 6:12 PM EST (23:12 UTC)
- In effect from
- Feb 17, 2007, 12:00 PM EST
- Expired
- Feb 17, 2007, 7:00 PM EST
- In force
- 7 hr
- Issued by
- NWS Miami, FL
Counties Broward County, FL, Miami-Dade County, FL, Palm Beach County, FL
The radar
The Miami radar (KAMX), 59 km from the middle of the area, began a volume at 23:15 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 12:00Z, 11.2 hours before the alert went out and 39 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1235 m above ground
- 0-6 km bulk shear
- 73 kt
- 0-1 km storm-relative helicity
- -33 m²/s²
- 0-3 km storm-relative helicity
- 114 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS82 KMFL 162312 RFWMFL RED FLAG WARNING NATIONAL WEATHER SERVICE MIAMI FL 612 PM EST FRI FEB 16 2007 ...INCREASED FIRE POTENTIAL ON SATURDAY... FLZ063-066>068-070>074-171200- /O.UPG.KMFL.FW.A.0005.070217T1700Z-070218T0000Z/ /O.NEW.KMFL.FW.W.0009.070217T1700Z-070218T0000Z/ GLADES-HENDRY-PALM BEACH WESTERN-PALM BEACH EASTERN- EASTERN COLLIER-WESTERN BROWARD-BROWARD METROPOLITAN-WESTERN DADE- DADE METROPOLITAN- 612 PM EST FRI FEB 16 2007 ...RED FLAG WARNING IN EFFECT FROM 12 PM TO 7 PM EST SATURDAY... THE NATIONAL WEATHER SERVICE IN MIAMI HAS UPGRADED THE FIRE WEATHER WATCH TO A RED FLAG WARNING FOR GLADES...HENDRY...PALM BEACH...BROWARD...MIAMI-DADE...AND EASTERN COLLIER COUNTIES. THE RED FLAG WARNING IS IN EFFECT FROM NOON TO 7 PM EST SATURDAY. VERY DRY AIR WILL MOVE INTO SOUTH FLORIDA TONIGHT. AMPLE SUNSHINE AND A WEST NORTHWESTERLY WIND FLOW ON SATURDAY WILL PROMOTE GOOD MIXING OF THE LOWER ATMOSPHERE AND ALLOW THIS VERY DRY AIR TO MIX DOWN TO THE SURFACE. THIS WILL ALLOW RELATIVE HUMIDITIES TO DROP BELOW 35 PERCENT FOR 4 HOURS OR MORE SATURDAY AFTERNOON. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ FLZ069-075-171200- /O.CON.KMFL.FW.A.0005.070217T1700Z-070218T0000Z/ WESTERN COLLIER-MAINLAND MONROE- 612 PM EST FRI FEB 16 2007 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING... A FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING FOR WESTERN COLLIER AND MAINLAND MONROE COUNTIES. A VERY DRY LOW-LEVEL AIRMASS WILL MOVE INTO SOUTH FLORIDA TONIGHT. AMPLE SUNSHINE AND A WEST NORTHWESTERLY WIND FLOW ON SATURDAY WILL PROMOTE GOOD MIXING OF THE LOWER ATMOSPHERE AND ALLOW THIS VERY DRY AIR TO MIX DOWN TO THE SURFACE...ALLOWING RELATIVE HUMIDITIES TO POTENTIALLY DROP BELOW 35 PERCENT FOR A TIME ON SATURDAY. HOWEVER...WIND FLOW OFF THE GULF OF MEXICO MAY TEMPER JUST HOW LOW RHS GET ACROSS THESE AREAS AND MAY LIMIT THE DURATION OF THE LOW RHS. DUE TO THIS UNCERTAINTY...THE FIRE WEATHER WATCH REMAINS IN EFFECT FOR THESE AREAS. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ GREGORIA
3 follow-up statements
000 WWUS82 KMFL 171138 RFWMFL RED FLAG WARNING NATIONAL WEATHER SERVICE MIAMI FL 638 AM EST SAT FEB 17 2007 ...INCREASED FIRE POTENTIAL TODAY... FLZ069-075-171245- /O.CAN.KMFL.FW.A.0005.070217T1700Z-070218T0000Z/ WESTERN COLLIER-MAINLAND MONROE- 638 AM EST SAT FEB 17 2007 ...FIRE WEATHER WATCH IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MIAMI HAS CANCELED THE FIRE WEATHER WATCH FOR WESTERN COLLIER AND MAINLAND MONROE COUNTIES. WINDS ARE EXPECTED TO BECOME MORE WESTERLY ALONG THE SOUTHWEST COAST DURING THE AFTERNOON PUSHING GULF MOISTURE INLAND AND LIMITING THE TIME THAT RELATIVE HUMIDITIES SPEND UNDER 35 PERCENT TO LESS THAN 4 HOURS. $$ FLZ063-066>068-070>074-180000- /O.CON.KMFL.FW.W.0009.070217T1700Z-070218T0000Z/ GLADES-HENDRY-PALM BEACH WESTERN-PALM BEACH EASTERN- EASTERN COLLIER-WESTERN BROWARD-BROWARD METROPOLITAN-WESTERN DADE- DADE METROPOLITAN- 638 AM EST SAT FEB 17 2007 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM EST THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM EST THIS EVENING. VERY DRY AIR WILL MOVE INTO SOUTH FLORIDA TONIGHT. AMPLE SUNSHINE AND A WEST NORTHWESTERLY WIND FLOW TODAY WILL PROMOTE GOOD MIXING OF THE LOWER ATMOSPHERE AND ALLOW THIS VERY DRY AIR TO MIX DOWN TO THE SURFACE. THIS WILL ALLOW RELATIVE HUMIDITIES TO DROP BELOW 35 PERCENT FOR 4 HOURS OR MORE DURING THE AFTERNOON. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$
000 WWUS82 KMFL 171932 RFWMFL RED FLAG WARNING NATIONAL WEATHER SERVICE MIAMI FL 232 PM EST SAT FEB 17 2007 ...INCREASED FIRE POTENTIAL AGAIN SUNDAY... FLZ063-066>068-070>074-180000- /O.NEW.KMFL.FW.A.0006.070218T1600Z-070218T2300Z/ /O.CON.KMFL.FW.W.0009.000000T0000Z-070218T0000Z/ GLADES-HENDRY-PALM BEACH WESTERN-PALM BEACH EASTERN- EASTERN COLLIER-WESTERN BROWARD-BROWARD METROPOLITAN-WESTERN DADE- DADE METROPOLITAN- 232 PM EST SAT FEB 17 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... ...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING. VERY DRY AIR WILL MIX DOWN TO THE SURFACE BEHIND A COLD FRONT THAT WILL PASS THROUGH LATE TONIGHT AND EARLY SUNDAY MORNING. MINIMUM RELATIVE HUMIDITIES WILL BE DOWN TO LESS THAN 35 PERCENT FOR 4 OR MORE HOURS LATE SUNDAY MORNING THROUGH SUNDAY AFTERNOON. THE TIME CRITERIA WILL NOT BE MET FOR WESTERN COLLIER AND MAINLAND MONROE COUNTIES. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$
000 WWUS82 KMFL 180006 RFWMFL RED FLAG WARNING NATIONAL WEATHER SERVICE MIAMI FL 706 PM EST SAT FEB 17 2007 ...INCREASED FIRE POTENTIAL AGAIN SUNDAY... FLZ063-066>068-070>074-181200- /O.EXP.KMFL.FW.W.0009.000000T0000Z-070218T0000Z/ /O.CON.KMFL.FW.A.0006.070218T1600Z-070218T2300Z/ GLADES-HENDRY-PALM BEACH WESTERN-PALM BEACH EASTERN- EASTERN COLLIER-WESTERN BROWARD-BROWARD METROPOLITAN-WESTERN DADE- DADE METROPOLITAN- 706 PM EST SAT FEB 17 2007 ...RED FLAG WARNING HAS EXPIRED... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON... THE RED FLAG WARNING IS NO LONGER IN EFFECT SINCE RELATIVE HUMIDITIES HAVE INCREASED ACROSS THE AREA. A FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON. VERY DRY AIR WILL MIX DOWN TO THE SURFACE BEHIND A COLD FRONT THAT WILL PASS THROUGH LATE TONIGHT AND EARLY SUNDAY MORNING. MINIMUM RELATIVE HUMIDITIES WILL BE DOWN TO LESS THAN 35 PERCENT FOR 4 OR MORE HOURS LATE SUNDAY MORNING THROUGH SUNDAY AFTERNOON. THE TIME CRITERIA WILL NOT BE MET FOR WESTERN COLLIER AND MAINLAND MONROE COUNTIES. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 16, 11:24 AM EST | Freeze Warning | MFL | Broward, Collier, Glades, Hendry, Palm Beach | 21 hr |
Nearby
Red Flag Warnings in Florida, 2007Every red flag warning in 2007
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.