Alert archive / Florida / Red Flag Warnings in 2007
Red Flag Warning 13, NWS Miami, FL
NWS Miami, FL issued this red flag warning at Feb 22, 2007, 6:11 PM EST for 5 counties in Florida. It took effect at Feb 23, 2007, 11:00 AM 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 22, 2007, 6:11 PM EST (23:11 UTC)
- In effect from
- Feb 23, 2007, 11:00 AM EST
- Expired
- Feb 23, 2007, 6:00 PM EST
- In force
- 7 hr
- Issued by
- NWS Miami, FL
Counties Broward County, FL, Collier County, FL, Miami-Dade County, FL, Monroe County, FL, Palm Beach County, FL
The radar
The Miami radar (KAMX), 55 km from the middle of the area, began a volume at 23:12 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 50 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
- 1169 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- -53 m²/s²
- 0-3 km storm-relative helicity
- 108 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 222311 RFWMFL RED FLAG WARNING NATIONAL WEATHER SERVICE MIAMI FL 611 PM EST THU FEB 22 2007 ...RED FLAG WARNING ALL INTERIOR AND WEST ZONES FROM 11 AM TO 6 PM FRIDAY FOR RELATIVE HUMIDITIES BELOW 35 PERCENT FOR 4 OR MORE CONSECUTIVE HOURS... ...FIRE WEATHER WATCH ALL EAST COAST ZONES FROM 11 AM TO 6 PM FRIDAY FOR RELATIVE HUMIDITIES BELOW 35 PERCENT FOR 4 OR MORE CONSECUTIVE HOURS... FLZ063-066-067-069>071-230715- /O.EXP.KMFL.FW.W.0012.000000T0000Z-070222T2300Z/ /O.NEW.KMFL.FW.W.0013.070223T1600Z-070223T2300Z/ GLADES-HENDRY-PALM BEACH WESTERN-WESTERN COLLIER-EASTERN COLLIER- WESTERN BROWARD- 611 PM EST THU FEB 22 2007 ...RED FLAG WARNING HAS EXPIRED... ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 6 PM EST FRIDAY... THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM TO 6 PM EST FRIDAY. THE RED FLAG WARNING FOR TODAY IS NO LONGER IN EFFECT. DRY AIR AT THE SURFACE AND ALOFT WILL REMAIN OVER SOUTH FLORIDA FRIDAY. TEMPERATURES WILL CLIMB TO THE LOWER 80S INTERIOR AND WEST AND RELATIVE HUMIDITIES WILL AGAIN PLUNGE TO BELOW 35 PERCENT FOR 4 OF MORE CONSECUTIVE HOURS. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS... LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ FLZ068-072-230715- /O.EXP.KMFL.FW.W.0012.000000T0000Z-070222T2300Z/ /O.NEW.KMFL.FW.A.0008.070223T1600Z-070223T2300Z/ PALM BEACH EASTERN-BROWARD METROPOLITAN- 611 PM EST THU FEB 22 2007 ...RED FLAG WARNING HAS EXPIRED... ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY AFTERNOON. THE RED FLAG WARNING TOR TODAY IS NO LONGER IN EFFECT. DRY AIR WILL BE OVER THE METROPOLITAN ZONES EARLY FRIDAY. BUT A SEA BREEZE MAY DEVELOP EARLY AND STRONG ENOUGH TO PULL LOW LEVEL MOISTURE ONSHORE, CURTAILING HUMIDITIES BELOW 35 PERCENT FOR 4 HOURS OR MORE. I A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ FLZ073-075-230715- /O.NEW.KMFL.FW.W.0013.070223T1600Z-070223T2300Z/ WESTERN DADE-MAINLAND MONROE- 611 PM EST THU FEB 22 2007 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 6 PM EST FRIDAY... THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM TO 6 PM EST FRIDAY. DRY AIR AT THE SURFACE AND ALOFT WILL REMAIN OVER SOUTH FLORIDA FRIDAY. TEMPERATURES WILL CLIMB TO THE LOWER 80S INTERIOR AND WEST AND RELATIVE HUMIDITIES WILL AGAIN PLUNGE TO BELOW 35 PERCENT FOR 4 OF MORE CONSECUTIVE HOURS. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS... LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ FLZ074-230715- /O.NEW.KMFL.FW.A.0008.070223T1600Z-070223T2300Z/ DADE METROPOLITAN- 611 PM EST THU FEB 22 2007 ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY AFTERNOON. DRY AIR AT THE SURFACE AND ALOFT WILL REMAIN OVER SOUTH FLORIDA FRIDAY. TEMPERATURES WILL CLIMB TO THE LOWER 80S INTERIOR AND WEST AND RELATIVE HUMIDITIES WILL AGAIN PLUNGE TO BELOW 35 PERCENT FOR 4 OF MORE CONSECUTIVE HOURS. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$
2 follow-up statements
000 WWUS82 KMFL 230749 RFWMFL RED FLAG WARNING NATIONAL WEATHER SERVICE MIAMI FL 249 AM EST FRI FEB 23 2007 ...RED FLAG WARNING ALL INTERIOR AND WEST ZONES FROM 11 AM TO 6 PM FRIDAY FOR RELATIVE HUMIDITIES BELOW 35 PERCENT FOR 4 OR MORE CONSECUTIVE HOURS... FLZ068-072-074-230900- /O.CAN.KMFL.FW.A.0008.070223T1600Z-070223T2300Z/ PALM BEACH EASTERN-BROWARD METROPOLITAN-DADE METROPOLITAN- 249 AM EST FRI FEB 23 2007 ...FIRE WEATHER WATCH IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MIAMI HAS CANCELLED THE FIRE WEATHER WATCH. AFTERNOON RELATIVE HUMIDITIES WILL REMAIN ABOVE 35 PERCENT. $$ FLZ063-066-067-069>071-073-075-232300- /O.CON.KMFL.FW.W.0013.070223T1600Z-070223T2300Z/ GLADES-HENDRY-PALM BEACH WESTERN-WESTERN COLLIER-EASTERN COLLIER- WESTERN BROWARD-WESTERN DADE-MAINLAND MONROE- 249 AM EST FRI FEB 23 2007 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 6 PM EST THIS AFTERNOON... A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 6 PM EST THIS AFTERNOON. DRY AIR AT THE SURFACE AND ALOFT WILL REMAIN OVER SOUTH FLORIDA FRIDAY. TEMPERATURES WILL CLIMB TO THE LOWER 80S INTERIOR AND WEST AND RELATIVE HUMIDITIES WILL AGAIN PLUNGE TO BELOW 35 PERCENT FOR 4 OF MORE CONSECUTIVE HOURS. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS... LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$
000 WWUS82 KMFL 231623 RFWMFL RED FLAG WARNING NATIONAL WEATHER SERVICE MIAMI FL 1123 AM EST FRI FEB 23 2007 FLZ068-072-074-232300- /O.EXA.KMFL.FW.W.0013.000000T0000Z-070223T2300Z/ PALM BEACH EASTERN-BROWARD METROPOLITAN-DADE METROPOLITAN- 1123 AM EST FRI FEB 23 2007 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM EST THIS AFTERNOON FOR RHS BELOW 35 PERCENT FOR 4 OR MORE HOURS... THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON. VERY DRY AIR IS IN PLACE ACROSS MAINLAND SOUTH FLORIDA. AS SURFACE TEMPERATURES RISE...AFTERNOON MIXING WILL ALLOW DRIER AIR ABOVE THE SURFACE TO MIX DOWN AND ALLOW RHS ACROSS THE AREA TO TUMBLE TO BELOW 35 PERCENT. RHS BELOW 35 PERCENT...EVEN INTO THE 20S...ARE EXPECTED FOR 4 HOURS OR MORE ACROSS MUCH OF THE AREA. HOWEVER...A DEVELOPING NORTHEAST WIND MAY TEMPER CRITICAL RH DURATION ALONG THE IMMEDIATE COAST...BUT EVEN THESE AREAS COULD SEE A 4 HOUR DURATION. THUS...A RED FLAG WARNING HAS BEEN ISSUED FOR THE EASTERN PALM BEACH...EASTERN BROWARD...AND EASTERN MIAMI- DADE ZONES UNTIL 6 PM EST THIS EVENING. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITIES AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ FLZ063-066-067-069>071-073-075-232300- /O.CON.KMFL.FW.W.0013.000000T0000Z-070223T2300Z/ GLADES-HENDRY-PALM BEACH WESTERN-WESTERN COLLIER-EASTERN COLLIER- WESTERN BROWARD-WESTERN DADE-MAINLAND MONROE- 1123 AM EST FRI FEB 23 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON FOR RHS WELL BELOW 35 PERCENT FOR OVER 4 HOURS... VERY DRY AIR IS IN PLACE ACROSS MAINLAND SOUTH FLORIDA. AS SURFACE TEMPERATURES WARM THROUGHOUT THE DAY...AFTERNOON MIXING WILL ALLOW THE VERY DRY AIR ABOVE THE SURFACE TO MIX DOWN AND ALLOW RHS TO PLUMMET THIS AFTERNOON. IN FACT...MINIMUM RHS ARE EXPECTED TO RANGE FROM THE UPPER TEENS TO LOWER 20S ACROSS GLADES...HENDRY...AND INTERIOR COLLIER COUNTIES. ACROSS THE REST OF INTERIOR AND GULF COASTAL LOCATIONS...RHS WILL FALL INTO THE MID 20S TO LOWER 30S. A GULF COAST SEA BREEZE WILL MODIFY RHS ALONG THE GULF COAST BY LATE AFTERNOON. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. VERY LOW RELATIVE HUMIDITIES AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ GREGORIA/STRASSBERG
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 22, 2:15 PM EST | Red Flag Warning | MFL | Broward, Collier, Palm Beach | 4 hr |
| Feb 22, 6:11 PM EST | Fire Weather Watch | MFL | Broward, Miami-Dade, Palm Beach | 9 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.