Alert archive / Florida / Red Flag Warnings in 2021
Red Flag Warning 2, NWS Miami, FL
NWS Miami, FL issued this red flag warning at May 21, 2021, 2:43 AM EDT for Miami-Dade County, Monroe County, Florida. It took effect at May 21, 2021, 8:00 AM EDT. It was in force for 12 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
- May 21, 2021, 2:43 AM EDT (06:43 UTC)
- In effect from
- May 21, 2021, 8:00 AM EDT
- Expired
- May 21, 2021, 7:49 PM EDT
- In force
- 12 hr
- Issued by
- NWS Miami, FL
Counties Miami-Dade County, FL, Monroe County, FL
The radar
The Miami radar (KAMX), 30 km from the middle of the area, began a volume at 06:43 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, 6.7 hours before the alert went out and 49 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
- 1516 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- -49 m²/s²
- 0-3 km storm-relative helicity
- -41 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
913 WWUS82 KMFL 210643 RFWMFL Urgent - Fire Weather Message National Weather Service Miami FL 243 AM EDT Fri May 21 2021 FLZ063-066-070-073-075-220600- /O.NEW.KMFL.FW.W.0002.210521T1200Z-210522T0600Z/ /O.EXT.KMFL.FW.A.0002.210522T0600Z-210523T0000Z/ Glades-Hendry-Inland Collier-Inland Miami-Dade-Mainland Monroe- 243 AM EDT Fri May 21 2021 ...RED FLAG WARNING IN EFFECT FROM 8 AM THIS MORNING TO 2 AM EDT SATURDAY FOR CRITICAL FIRE WEATHER CONDITIONS PRIMARILY FOR INTERIOR SOUTHWEST FLORIDA... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING FOR CRITICAL FIRE WEATHER CONDITIONS FOR PRIMARILY INTERIOR SOUTHWEST FLORIDA... The National Weather Service in Miami has issued a Red Flag Warning...which is in effect from 8 AM this morning to 2 AM EDT Saturday. * Affected areas...Glades, Hendry, interior Collier, Mainland Monroe, and interior Miami-Dade Counties. * Wind...20 foot winds around 15 mph. * ERC's...Mid 30s to low 40s * Impacts...Any fires that develop may be extreme in nature. 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 can contribute to extreme fire behavior. && $$
2 follow-up statements
898 WWUS82 KMFL 211825 RFWMFL Urgent - Fire Weather Message National Weather Service Miami FL 225 PM EDT Fri May 21 2021 FLZ063-066-070-073-075-230000- /O.CON.KMFL.FW.W.0002.000000T0000Z-210522T0600Z/ /O.CON.KMFL.FW.A.0002.210522T0600Z-210523T0000Z/ Glades-Hendry-Inland Collier-Inland Miami-Dade-Mainland Monroe- 225 PM EDT Fri May 21 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 2 AM EDT SATURDAY FOR CRITICAL FIRE WEATHER CONDITIONS PRIMARILY FOR INTERIOR WESTERN AREAS OF SOUTH FLORIDA AND INLAND MIAMI-DADE COUNTY... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING FOR CRITICAL FIRE WEATHER CONDITIONS FOR WESTERN INTERIOR AREAS OF SOUTH FLORIDA AND INLAND MIAMI-DADE COUNTY... * Affected area...Glades...Inland Hendry...Inland Collier...Mainland Monroe...and Inland Miami-Dade Counties. * Wind...20 foot winds around 15 mph. * Humidity...mid 30s to around 40. * ERC's...Mid 30s to lower 40s. * Impacts...any fires that develop will likely see extreme fire behavior. Outdoor burning is not recommended. $$ FLZ069-230000- /O.EXA.KMFL.FW.A.0002.210522T0600Z-210523T0000Z/ Coastal Collier- 225 PM EDT Fri May 21 2021 ...FIRE WEATHER WATCH IN EFFECT FROM 2 AM EDT SATURDAY THROUGH SATURDAY EVENING FOR CRITICAL FIRE WEATHER CONDITIONS FOR METRO COLLIER COUNTY... The National Weather Service in Miami has issued a Fire Weather Watch...which is in effect from 2 AM EDT Saturday through Saturday evening. * Affected area...Metro Collier County. * Wind...20 foot winds around 15 mph. * Humidity...Lower to mid 30s. * ERC's...Around 40 * Impacts...any fires that develop will likely see extreme fire behavior. Outdoor burning is not recommended. $$ Baxter
450 WWUS82 KMFL 212349 RFWMFL Urgent - Fire Weather Message National Weather Service Miami FL 749 PM EDT Fri May 21 2021 FLZ063-066-070-073-075-220800- /O.CAN.KMFL.FW.W.0002.000000T0000Z-210522T0600Z/ /O.CON.KMFL.FW.A.0002.210522T0600Z-210523T0000Z/ Glades-Hendry-Inland Collier-Inland Miami-Dade-Mainland Monroe- 749 PM EDT Fri May 21 2021 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING FOR CRITICAL FIRE WEATHER CONDITIONS PRIMARILY FOR INTERIOR WESTERN AREAS OF SOUTH FLORIDA AND INLAND MIAMI-DADE COUNTY... ...RED FLAG WARNING IS CANCELLED FOR CRITICAL FIRE WEATHER CONDITIONS TONIGHT INTERIOR WESTERN AREAS OF SOUTH FLORIDA AND INLAND MIAMI-DADE COUNTY... The National Weather Service in Miami has cancelled the Red Flag Warning for tonight. With the relative humidity beginning to recover, conditions have improved enough to cancel the Red Flag Warning for the rest of tonight. A Fire Weather Watch remains in effect through Saturday evening for the possibility of critical fire weather conditions returning on Saturday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ FLZ069-220800- /O.CON.KMFL.FW.A.0002.210522T0600Z-210523T0000Z/ Coastal Collier- 749 PM EDT Fri May 21 2021 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM 2 AM EDT SATURDAY THROUGH SATURDAY EVENING FOR CRITICAL FIRE WEATHER CONDITIONS FOR METRO COLLIER COUNTY... The National Weather Service in Miami has issued a Fire Weather Watch...which is in effect from 2 AM EDT Saturday through Saturday evening. * Affected area...Metro Collier County. * Wind...20 foot winds around 15 mph. * Humidity...Lower to mid 30s. * ERC's...Around 40 * Impacts...any fires that develop will likely see extreme fire behavior. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. $$
Nearby
Red Flag Warnings in Florida, 2021Every red flag warning in 2021
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.