Alert archive / Florida / Red Flag Warnings in 2017
Red Flag Warning 5, NWS Melbourne, FL
NWS Melbourne, FL issued this red flag warning at Apr 6, 2017, 3:55 AM EDT for 5 counties in Florida. It took effect at Apr 6, 2017, 12:00 PM EDT. 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
- Apr 6, 2017, 3:55 AM EDT (07:55 UTC)
- In effect from
- Apr 6, 2017, 12:00 PM EDT
- Expired
- Apr 6, 2017, 6:00 PM EDT
- In force
- 6 hr
- Issued by
- NWS Melbourne, FL
Counties Lake County, FL, Orange County, FL, Osceola County, FL, Seminole County, FL, Volusia County, FL
The radar
The Melbourne radar (KMLB), 86 km from the middle of the area, began a volume at 07:57 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
Cape Canaveral, FL (KXMR), launched 00:00Z, 7.9 hours before the alert went out and 81 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
- 1807 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 1209 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 194 m²/s²
- 0-3 km storm-relative helicity
- 218 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 5.5
The text
As transmitted.
693 WWUS82 KMLB 060755 RFWMLB URGENT - FIRE WEATHER MESSAGE National Weather Service Melbourne FL 355 AM EDT Thu Apr 6 2017 ...Much drier air with gusty west to northwest winds will increase the fire danger across east central Florida through late week... FLZ041-044>046-053-144-062200- /O.NEW.KMLB.FW.W.0005.170406T1600Z-170406T2200Z/ /O.NEW.KMLB.FW.A.0001.170407T1600Z-170408T0000Z/ Inland Volusia County-Northern Lake County-Orange-Seminole- Osceola-Southern Lake County- 355 AM EDT Thu Apr 6 2017 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM EDT THIS EVENING FOR LOW RELATIVE HUMIDITY, STRONG WINDS, AND HIGH ERC VALUES FOR LAKE, SEMINOLE, ORANGE, OSCEOLA, AND INLAND VOLUSIA COUNTIES... ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING FOR LONG DURATION OF LOW RELATIVE HUMIDITY, STRONG WINDS AND HIGH ERC VALUES FOR LAKE, SEMINOLE, ORANGE, OSCEOLA, AND INLAND VOLUSIA COUNTIES... The National Weather Service in Melbourne has issued a Red Flag Warning, which is in effect from noon today to 6 PM EDT this evening. a Fire Weather Watch has also been issued. This Fire Weather Watch is in effect from Friday afternoon through Friday evening. * AFFECTED AREA... Inland Volusia County... Northern Lake County... Orange... Seminole... Osceola... Southern Lake County. * WIND...SOUTHWEST 15 TO 20 MPH AND GUSTY, SHIFTING TO WEST TO NORTHWEST BEHIND A COLD FRONT. * HUMIDITY...DROPPING TO AROUND 30 PERCENT. * 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 can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ FLZ047-054-058-059-064-141-147-062200- /O.NEW.KMLB.FW.A.0001.170407T1600Z-170408T0000Z/ Southern Brevard County-Indian River-Okeechobee-St. Lucie-Martin- Coastal Volusia County-Northern Brevard County- 355 AM EDT Thu Apr 6 2017 ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING FOR LONG DURATION OF LOW RELATIVE HUMIDITY, STRONG WINDS AND HIGH ERC VALUES FOR BREVARD, COASTAL VOLUSIA, INDIAN RIVER, SAINT LUCIE, MARTIN, AND OKEECHOBEE COUNTIES... The National Weather Service in Melbourne has issued a Fire Weather Watch, which is in effect from Friday afternoon through Friday evening. * AFFECTED AREA... Southern Brevard County... Indian River... Okeechobee... St. Lucie... Martin... Coastal Volusia County... Northern Brevard County. * WIND...NORTHWEST AROUND 15 MPH. * HUMIDITY...AROUND 30 PERCENT. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
1 follow-up statement
075 WWUS82 KMLB 062211 RFWMLB URGENT - FIRE WEATHER MESSAGE National Weather Service Melbourne FL 611 PM EDT Thu Apr 6 2017 ...Much drier air with gusty west to northwest winds will increase the fire danger across east central Florida through late week... FLZ041-044>046-053-144-080000- /O.EXP.KMLB.FW.W.0005.000000T0000Z-170406T2200Z/ /O.UPG.KMLB.FW.A.0001.170407T1600Z-170408T0000Z/ /O.NEW.KMLB.FW.W.0006.170407T1400Z-170408T0000Z/ Inland Volusia County-Northern Lake County-Orange-Seminole- Osceola-Southern Lake County- 611 PM EDT Thu Apr 6 2017 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM EDT FRIDAY FOR LOW RELATIVE HUMIDITY, STRONG WINDS, AND HIGH ERC VALUES FOR ALL OF EAST CENTRAL FLORIDA... The National Weather Service in Melbourne has issued a Red Flag Warning, which is in effect from 10 AM to 8 PM EDT Friday. * AFFECTED AREA...ALL OF EAST CENTRAL FLORIDA. * WIND...WEST TO NORTHWEST 15 TO 20 MPH AND GUSTY. * HUMIDITY...DROPPING TO BETWEEN 20 AND 30 PERCENT FOR SEVERAL HOURS. * 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 can contribute to extreme fire behavior. && $$ FLZ047-054-058-059-064-141-147-080000- /O.UPG.KMLB.FW.A.0001.170407T1600Z-170408T0000Z/ /O.NEW.KMLB.FW.W.0006.170407T1400Z-170408T0000Z/ Southern Brevard County-Indian River-Okeechobee-St. Lucie-Martin- Coastal Volusia County-Northern Brevard County- 611 PM EDT Thu Apr 6 2017 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM EDT FRIDAY FOR LOW RELATIVE HUMIDITY, STRONG WINDS, AND HIGH ERC VALUES FOR ALL OF EAST CENTRAL FLORIDA... The National Weather Service in Melbourne has issued a Red Flag Warning, which is in effect from 10 AM to 8 PM EDT Friday. * AFFECTED AREA...ALL OF EAST CENTRAL FLORIDA. * WIND...WEST TO NORTHWEST 15 TO 20 MPH AND GUSTY. * HUMIDITY...DROPPING TO BETWEEN 20 AND 30 PERCENT FOR SEVERAL HOURS. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ SEDLOCK
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 6, 3:55 AM EDT | Fire Weather Watch | MLB | Lake, Okeechobee, Orange, Osceola, Seminole, Volusia | 14 hr |
| Apr 6, 4:31 AM EDT | Special Weather Statement | MLB | Lake | 59 min |
| Apr 6, 5:48 AM EDT | Special Weather Statement | MLB | Volusia | 42 min |
| Apr 6, 6:00 AM EDT | Special Marine Warning | MLB | 90 min | |
| Apr 6, 7:54 AM EDT | Special Weather Statement | MLB | Osceola | 51 min |
| Apr 6, 8:36 AM EDT | Special Weather Statement | MLB | Okeechobee | 54 min |
| Apr 6, 9:09 AM EDT | Severe Thunderstorm Warning | MLB | Osceola | 66 min |
| Apr 6, 9:22 AM EDT | Severe Thunderstorm Warning | MLB | Okeechobee | 53 min |
| Apr 6, 9:31 AM EDT | Tornado Warning | MLB | Okeechobee | 44 min |
| Apr 6, 9:52 AM EDT | Tornado Warning | MLB | Indian River | 23 min |
| Apr 6, 10:13 AM EDT | Tornado Warning | MLB | Indian River | 32 min |
| Apr 6, 10:21 AM EDT | Special Marine Warning | MLB | 84 min | |
| Apr 6, 10:50 AM EDT | Special Weather Statement | MLB | Indian River | 40 min |
| Apr 6, 11:44 AM EDT | Special Marine Warning | MLB | 91 min | |
| Apr 6, 6:11 PM EDT | Red Flag Warning | MLB | Lake, Okeechobee, Orange, Osceola, Seminole, Volusia | 26 hr |
Nearby
Red Flag Warnings in Florida, 2017Every red flag warning in 2017
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.