Alert archive / Florida / Red Flag Warnings in 2017
Red Flag Warning 13, NWS Melbourne, FL
NWS Melbourne, FL issued this red flag warning at May 9, 2017, 4:02 AM EDT for 5 counties in Florida. It took effect at May 9, 2017, 12:00 PM EDT. It was in force for 8 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 9, 2017, 4:02 AM EDT (08:02 UTC)
- In effect from
- May 9, 2017, 12:00 PM EDT
- Expired
- May 9, 2017, 8:00 PM EDT
- In force
- 8 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 08:01 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, 8.0 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1528 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 121 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted.
361 WWUS82 KMLB 090802 RFWMLB URGENT - FIRE WEATHER MESSAGE National Weather Service Melbourne FL 402 AM EDT Tue May 9 2017 ...RED FLAG WARNING IN EFFECT FOR INLAND VOLUSIA, SEMINOLE, ORANGE, LAKE AND OSCEOLA COUNTIES DUE TO LONG DURATION OF LOW RELATIVE HUMIDITY AND EXTREMELY DRY VEGETATION (ERC VALUES 37 OR HIGHER)... FLZ041-044>046-053-144-091615- /O.UPG.KMLB.FW.A.0006.170509T1600Z-170510T0000Z/ /O.NEW.KMLB.FW.W.0013.170509T1600Z-170510T0000Z/ Inland Volusia County-Northern Lake County-Orange-Seminole- Osceola-Southern Lake County- 402 AM EDT Tue May 9 2017 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING FOR LONG DURATION OF LOW RELATIVE HUMIDITY AND EXTREMELY DRY VEGETATION (ERC VALUES 37 OR HIGHER) FOR INLAND VOLUSIA, SEMINOLE, ORANGE, LAKE AND OSCEOLA COUNTIES... The National Weather Service in Melbourne has issued a Red Flag Warning, which is in effect from noon today to 8 PM EDT this evening. The Fire Weather Watch is no longer in effect. * AFFECTED AREA... Inland Volusia...Seminole, Orange, Lake and Osceola counties. * WIND...Northeast winds 5 to 10 mph becoming east 10 mph in the afternoon. * HUMIDITY...Minimum values between 20 and 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. && $$ 15
1 follow-up statement
630 WWUS82 KMLB 091818 RFWMLB URGENT - FIRE WEATHER MESSAGE National Weather Service Melbourne FL 218 PM EDT Tue May 9 2017 ...RED FLAG WARNING IN EFFECT FOR INLAND VOLUSIA, SEMINOLE, ORANGE, LAKE AND OSCEOLA COUNTIES DUE TO LONG DURATION OF LOW RELATIVE HUMIDITY AND EXTREMELY DRY VEGETATION (ERC VALUES 37 OR HIGHER)... ...A FIRE WEATHER WATCH HAS BEEN ISSUED FOR THE ABOVE COUNTIES PLUS WESTERN SECTIONS OF BREVARD AND COASTAL VOLUSIA COUNTIES ON WEDNESDAY AFTERNOON... FLZ041-044>046-053-144-101100- /O.NEW.KMLB.FW.A.0007.170510T1600Z-170511T0000Z/ /O.CON.KMLB.FW.W.0013.000000T0000Z-170510T0000Z/ Inland Volusia County-Northern Lake County-Orange-Seminole- Osceola-Southern Lake County- 218 PM EDT Tue May 9 2017 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR LONG DURATION OF LOW RELATIVE HUMIDITY AND EXTREMELY DRY VEGETATION (ERC VALUES 37 OR HIGHER)... ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR LONG DURATION OF LOW RELATIVE HUMIDITY AND EXTREMELY DRY VEGETATION (ERC VALUES 37 OR HIGHER)... The National Weather Service in Melbourne has issued a Fire Weather Watch, which is in effect from Wednesday afternoon through Wednesday evening. * AFFECTED AREA... Inland Volusia...Seminole, Orange, Lake and Osceola counties. * WIND...Light northeast becoming east 10 mph by late afternoon. * HUMIDITY...Minimum values between 20 and 25 percent the next two afternoons. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ FLZ047-141-147-101100- /O.NEW.KMLB.FW.A.0007.170510T1600Z-170511T0000Z/ Southern Brevard County-Coastal Volusia County- Northern Brevard County- 218 PM EDT Tue May 9 2017 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR LONG DURATION OF LOW RELATIVE HUMIDITY AND EXTREMELY DRY VEGETATION (ERC VALUES 37 OR HIGHER)... The National Weather Service in Melbourne has issued a Fire Weather Watch, which is in effect from Wednesday afternoon through Wednesday evening. * AFFECTED AREA... Southern Brevard County... Coastal Volusia County... Northern Brevard County. * WIND...Light and variable...becoming east near 10 MPH in the mid to late afternoon * HUMIDITY...25 to 35 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. && $$
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 9, 2:18 PM EDT | Fire Weather Watch | MLB | Lake, Orange, Osceola, Seminole, Volusia | 15 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.