Alert archive / Florida / Red Flag Warnings in 2013
Red Flag Warning 13, NWS Melbourne, FL
NWS Melbourne, FL issued this red flag warning at Mar 27, 2013, 4:45 AM EDT for Orange County, Seminole County, Florida. It took effect at Mar 27, 2013, 11:00 AM EDT. It was in force for 9 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
- Mar 27, 2013, 4:45 AM EDT (08:45 UTC)
- In effect from
- Mar 27, 2013, 11:00 AM EDT
- Expired
- Mar 27, 2013, 8:00 PM EDT
- In force
- 9 hr
- Issued by
- NWS Melbourne, FL
Counties Orange County, FL, Seminole County, FL
The radar
The Melbourne radar (KMLB), 83 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
Tampa Bay, FL (KTBW), launched 00:00Z, 8.8 hours before the alert went out and 150 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
- 1712 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- -52 m²/s²
- 0-3 km storm-relative helicity
- -37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
354 WWUS82 KMLB 270845 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 445 AM EDT WED MAR 27 2013 FLZ045>047-054-147-280000- /O.NEW.KMLB.FW.W.0013.130327T1500Z-130328T0000Z/ ORANGE-SEMINOLE-SOUTHERN BREVARD-INDIAN RIVER-NORTHERN BREVARD- 445 AM EDT WED MAR 27 2013 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING FOR LONG DURATION OF CRITICAL RH AND HIGH ERC VALUES... THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT THIS EVENING. * AFFECTED AREAS... ORANGE...SEMINOLE...BREVARD...INDIAN RIVER. * WIND...NORTH WINDS 10 TO 15 MPH WITH SOME HIGHER GUSTS ESPECIALLY NEAR THE COAST. * HUMIDITY...LONG DURATION OF CRITICAL RH VALUES (7 TO 9 HOURS) OVER THE INTERIOR WITH MIN RH VALUES AROUND 20 PERCENT. SHORTER DURATIONS (4 TO 6 HOURS) CLOSER TO THE COAST WITH MIN RH VALUES AROUND 30 PERCENT. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL LIKELY OCCUR WITHIN THE NEXT 24 HOURS. && $$ KELLY
1 follow-up statement
027 WWUS82 KMLB 280027 RFWMLB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MELBOURNE FL 827 PM EDT WED MAR 27 2013 FLZ045-046-281030- /O.EXP.KMLB.FW.W.0013.000000T0000Z-130328T0000Z/ /O.NEW.KMLB.FW.W.0014.130328T1500Z-130328T2300Z/ ORANGE-SEMINOLE- 827 PM EDT WED MAR 27 2013 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY FOR DURATIONS OF LOW RH AND HIGH ERC VALUES FOR ORANGE AND SEMINOLE COUNTIES... ...RED FLAG WARNING HAS EXPIRED FOR SEMINOLE AND ORANGE COUNTIES... THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM TO 7 PM EDT THURSDAY. * AFFECTED AREAS... ORANGE...SEMINOLE. * WIND...NORTH WINDS 10 TO 15 MPH. * HUMIDITY...LONG DURATION OF CRITICAL RH VALUES OF 4 TO 6 HOURS AND HIGH ERC VALUES. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING IS ISSUED WHEN VERY FAVORABLE CONDITIONS FOR THE SPREAD OF WILDFIRE ARE OCCURRING NOW...OR WILL LIKELY OCCUR WITHIN THE NEXT 24 HOURS. && $$ FLZ047-054-147-280130- /O.EXP.KMLB.FW.W.0013.000000T0000Z-130328T0000Z/ SOUTHERN BREVARD-INDIAN RIVER-NORTHERN BREVARD- 827 PM EDT WED MAR 27 2013 ...RED FLAG WARNING HAS EXPIRED FOR BREVARD AND INDIAN RIVER COUNTIES... $$ FLZ041-044-053-144-281030- /O.NEW.KMLB.FW.A.0008.130328T1500Z-130328T2300Z/ INLAND VOLUSIA-NORTHERN LAKE-OSCEOLA-SOUTHERN LAKE- 827 PM EDT WED MAR 27 2013 ...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING FOR OSCEOLA...LAKE AND INLAND VOLUSIA COUNTIES... THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING. * AFFECTED AREA... INLAND VOLUSIA... NORTHERN LAKE... OSCEOLA... SOUTHERN LAKE. * WIND...NORTH WINDS 10 TO 15 MPH. * HUMIDITY...2 TO 3 HOURS OF CRITICALLY LOW RELATIVE HUMIDITY AND MARGINALLY HIGH ERC VALUES THURSDAY AFTERNOON. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS...LONG DURATIONS OF LOW RELATIVE HUMIDITY OR A COMBINATION OF LOW RELATIVE HUMIDITY AND STRONG WINDS...ARE POSSIBLE BETWEEN 24 AND 72 HOURS. && $$
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 4:29 AM EDT | Small Craft Advisory | MLB | 7 hr |
Nearby
Red Flag Warnings in Florida, 2013Every red flag warning in 2013
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.