Alert archive / Florida / Red Flag Warnings in 2012
Red Flag Warning 11, NWS Miami, FL
NWS Miami, FL issued this red flag warning at Nov 22, 2012, 3:43 AM EST for 4 counties in Florida. It took effect at Nov 22, 2012, 12:00 PM EST. It was in force for 6 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
- Nov 22, 2012, 3:43 AM EST (08:43 UTC)
- In effect from
- Nov 22, 2012, 12:00 PM EST
- Expired
- Nov 22, 2012, 6:00 PM EST
- In force
- 6 hr
- Issued by
- NWS Miami, FL
Counties Broward County, FL, Collier County, FL, Miami-Dade County, FL, Monroe County, FL
The radar
The Miami radar (KAMX), 48 km from the middle of the area, began a volume at 08:48 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 00:00Z, 8.7 hours before the alert went out and 53 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
- 1611 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- -18 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
998 WWUS82 KMFL 220843 RFWMFL URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MIAMI FL 343 AM EST THU NOV 22 2012 ...RED FLAG WARNING IN EFFECT FOR THIS AFTERNOON DUE TO A COMBINATION OF LONG DURATIONS OF LOW RELATIVE HUMIDITY BELOW 35 PERCENT AND AN ENERGY RELEASE COMPONENT AROUND 35 ACROSS GLADES AND HENDRY COUNTIES... .ALTHOUGH THE LATEST ENERGY RELEASE COMPONENT FORECAST IS 30 OR SLIGHTLY BELOW THE CRITICAL LEVEL OF 35 ACROSS GLADES AND HENDRY COUNTIES THIS AFTERNOON...THE ADJACENT LEE AND CHARLOTTE COUNTIES ARE FORECAST TO RANGE FROM 33 TO 39 THROUGH THIS TIME TODAY. THEREFORE...THE COMBINATION OF LOW RELATIVE HUMIDITIES FOR AN EXTENDED PERIOD THIS AFTERNOON AND MARGINAL ENERGY RELEASE COMPONENTS AROUND 35 WILL LIKELY RESULT IN RED FLAG CONDITIONS THIS AFTERNOON...ESPECIALLY AROUND THE COUNTY LINES TO THE ADJACENT LEE AND CHARLOTTE COUNTIES WHERE ERC VALUES RANGE FROM 33 TO 39. 20 FOOT WINDS ARE FORECAST TO REMAIN SLIGHTLY BELOW CRITICAL LEVELS TODAY...BUT WILL NEED TO BE MONITORED AS SLIGHTLY HIGHER WINDS WILL NOT BE OUT OF QUESTION. FARTHER SOUTH...A FIRE DANGER STATEMENT WILL BE ISSUED DUE TO LONG DURATIONS OF LOW RELATIVE HUMIDITY...WIND GUSTS EXCEEDING 15 MPH AND AN ENERGY RELEASE COMPONENT OF 30. FLZ069-070-073>075-173-174-220945- /O.CAN.KMFL.FW.A.0008.121122T1700Z-121122T2300Z/ COASTAL COLLIER-INLAND COLLIER-INLAND MIAMI DADE-METRO MIAMI DADE- MAINLAND MONROE-COASTAL MIAMI DADE-FAR SOUTH MIAMI DADE- 343 AM EST THU NOV 22 2012 ...FIRE WEATHER WATCH IS CANCELLED FOR FOR FIRE WEATHER ZONES 069...070...073...074...075...173 AND 174... THE NATIONAL WEATHER SERVICE IN MIAMI HAS CANCELLED THE FIRE WEATHER WATCH. A FIRE DANGER STATEMENT HAS BEEN ISSUED FOR COLLIER COUNTY DUE TO LOW RELATIVE HUMIDITIES AND WIND GUSTS EXCEEDING 15 MPH TODAY. $$ FLZ063-066-222200- /O.NEW.KMFL.FW.W.0011.121122T1700Z-121122T2200Z/ GLADES-HENDRY- 343 AM EST THU NOV 22 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 5 PM EST THIS AFTERNOON DUE TO A COMBINATION OF LONG DURATIONS OF LOW RELATIVE HUMIDITY BELOW 35 PERCENT AND AN ENERGY RELEASE COMPONENT AROUND 35 ACROSS GLADES AND HENDRY COUNTIES OR FOR FIRE WEATHER ZONES 063 AND 066... THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 5 PM EST THIS AFTERNOON. * AFFECTED AREA...FIRE WEATHER ZONES 063 AND 066. * WIND...NORTH NORTHWEST 10 TO 13 MPH WITH HIGHER GUSTS TO 15 TO 20 MPH * HUMIDITY...30-35 PERCENT. * ENERGY RELEASE COMPONENT (ERC)...AROUND 35...ESPECIALLY NEAR THE ADJACENT COUNTY LINES OF LEE AND CHARLOTTE COUNTIES WHERE ERC VALUES ARE FORECAST TO RANGE FROM 33 TO 39 TODAY. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
2 follow-up statements
303 WWUS82 KMFL 221412 RFWMFL URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MIAMI FL 912 AM EST THU NOV 22 2012 ...RED FLAG WARNING IN EFFECT FOR THIS AFTERNOON FOR ALL OF THE INTERIOR AND WEST COAST METRO AREAS, DUE TO A COMBINATION LOW RELATIVE HUMIDITIES, ENERGY RELEASE COMPONENT IN THE UPPER 20S TO AROUND 30, AND THE 20 FOOT WINDS AROUND 15 MPH... FLZ067-069>071-073-075-174-222300- /O.EXB.KMFL.FW.W.0011.121122T1700Z-121122T2300Z/ INLAND PALM BEACH-COASTAL COLLIER-INLAND COLLIER-INLAND BROWARD- INLAND MIAMI DADE-MAINLAND MONROE-FAR SOUTH MIAMI DADE- 912 AM EST THU NOV 22 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM EST THIS EVENING FOR FIRE WEATHER ZONES 063 AND 066... THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM EST THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 063 AND 066. * WIND...NORTH NORTHWEST 10 TO 13 MPH WITH HIGHER GUSTS TO 15 TO 20 MPH. THE 20 FOOT WINDS WILL ALSO BE AROUND 15 MPH. * HUMIDITY...27-35 PERCENT. * ENERGY RELEASE COMPONENT (ERC)...25 TO 30...ESPECIALLY NEAR THE ADJACENT COUNTY LINES OF LEE AND CHARLOTTE COUNTIES WHERE ERC VALUES ARE FORECAST TO RANGE FROM 33 TO 39 TODAY. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ FLZ063-066-222300- /O.EXT.KMFL.FW.W.0011.121122T1700Z-121122T2300Z/ GLADES-HENDRY- 912 AM EST THU NOV 22 2012 ...RED FLAG WARNING NOW IN EFFECT FROM NOON TODAY TO 6 PM EST THIS EVENING FOR FIRE WEATHER ZONES 063 AND 066... * AFFECTED AREA...FIRE WEATHER ZONES 063 AND 066. * WIND...NORTH NORTHWEST 10 TO 13 MPH WITH HIGHER GUSTS TO 15 TO 20 MPH. THE 20 FOOT WINDS WILL ALSO BE AROUND 15 MPH. * HUMIDITY...28-33 PERCENT. * ENERGY RELEASE COMPONENT (ERC)...AROUND 35...ESPECIALLY NEAR THE ADJACENT COUNTY LINES OF LEE AND CHARLOTTE COUNTIES WHERE ERC VALUES ARE FORECAST TO RANGE FROM 33 TO 39 TODAY. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ BAXTER
500 WWUS82 KMFL 222254 RFWMFL URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MIAMI FL 554 PM EST THU NOV 22 2012 ...RED FLAG WARNING EXPIRES AT 600 PM EDT... FLZ063-066-067-069>071-073-075-174-230000- /O.EXP.KMFL.FW.W.0011.000000T0000Z-121122T2300Z/ GLADES-HENDRY-INLAND PALM BEACH-COASTAL COLLIER-INLAND COLLIER- INLAND BROWARD-INLAND MIAMI DADE-MAINLAND MONROE- FAR SOUTH MIAMI DADE- 554 PM EST THU NOV 22 2012 ...RED FLAG WARNING WILL EXPIRE AT 6 PM EST THIS EVENING FOR FIRE WEATHER ZONES 063...066...067...069... 070...071...073...075 AND 174... RELATIVE HUMIDITY VALUES HAVE RISEN INTO THE 40S AS TEMPERATURES COOL. THEREFORE...THE RED FLAG WARNING WILL EXPIRE.. $$
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 22, 4:06 AM EST | High Surf Advisory | MFL | Palm Beach | 39 hr |
Nearby
Red Flag Warnings in Florida, 2012Every red flag warning in 2012
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.