Alert archive / Florida / Red Flag Warnings in 2017
Red Flag Warning 2, NWS Jacksonville, FL
NWS Jacksonville, FL issued this red flag warning at Apr 7, 2017, 2:47 AM EDT for 8 counties in Florida. It took effect at Apr 7, 2017, 12:00 PM EDT. It was in force for 7 hr. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 7, 2017, 2:47 AM EDT (06:47 UTC)
- In effect from
- Apr 7, 2017, 12:00 PM EDT
- Expired
- Apr 7, 2017, 7:00 PM EDT
- In force
- 7 hr
- Issued by
- NWS Jacksonville, FL
Counties Baker County, FL, Bradford County, FL, Duval County, FL, Flagler County, FL, Gilchrist County, FL, Nassau County, FL, Suwannee County, FL, Union County, FL
The radar
The Jacksonville radar (KJAX), 63 km from the middle of the area, began a volume at 06:50 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 7, 6:00 PM EDT | WILDFIRE | 4 Nne Starke, FL | STATE WARNING POINT RELAYED REPORT FROM BRADFORD COUNTY SHERIFFS OFFICE OF A 5 ACRE WILDFIRE IN STARKE NEAR U.S. 301 AND COUNTY ROAD 233. SEVERAL STRUCTURES THREATENED BUT NO EVACUATIONS AT THIS TIME. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Jacksonville, FL (KJAX), launched 00:00Z, 6.8 hours before the alert went out and 64 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
- 2778 m above ground
- 0-6 km bulk shear
- 76 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
796 WWUS82 KJAX 070647 RFWJAX URGENT - FIRE WEATHER MESSAGE National Weather Service Jacksonville FL 247 AM EDT Fri Apr 7 2017 FLZ020>025-030>033-035>038-040-124-125-072300- /O.NEW.KJAX.FW.W.0002.170407T1600Z-170407T2300Z/ Hamilton-Suwannee-Columbia-Baker-Inland Nassau-Inland Duval-Union- Bradford-Clay-St. Johns-Gilchrist-Alachua-Putnam-Flagler-Marion- Coastal Nassau-Coastal Duval- 247 AM EDT Fri Apr 7 2017 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS EVENING FOR LOW HUMIDITY...BREEZY WINDS...AND ELEVATED ERC VALUES FOR FIRE WEATHER ZONES 020, 021, 022, 023, 024, 025, 030, 031, 032, 033, 035, 036, 037, 038, 040, 124, AND 125... The National Weather Service in Jacksonville has issued a Red Flag Warning, which is in effect from noon today to 7 PM EDT this evening. * AFFECTED AREA...Fire weather zones 020, 021, 022, 023, 024, 025, 030, 031, 032, 033, 035, 036, 037, 038, 040, 124, and 125. * WIND...Northwest 15 mph with gusts to 30 mph. * HUMIDITY...Minimum values around 25 percent. * ENERGY RELEASE COMPONENT (ERC)...27 to 33 units. * 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 and low relative humidity can contribute to extreme fire behavior. && $$
1 follow-up statement
162 WWUS82 KJAX 072301 RFWJAX URGENT - FIRE WEATHER MESSAGE National Weather Service Jacksonville FL 701 PM EDT Fri Apr 7 2017 FLZ020>025-030>033-035>038-040-124-125-080015- /O.EXP.KJAX.FW.W.0002.000000T0000Z-170407T2300Z/ Hamilton-Suwannee-Columbia-Baker-Inland Nassau-Inland Duval-Union- Bradford-Clay-St. Johns-Gilchrist-Alachua-Putnam-Flagler-Marion- Coastal Nassau-Coastal Duval- 701 PM EDT Fri Apr 7 2017 ...RED FLAG WARNING HAS EXPIRED. $$
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.