Alert archive / Florida / Red Flag Warnings in 2010
Red Flag Warning 21, NWS Miami, FL
NWS Miami, FL issued this red flag warning at Feb 24, 2010, 4:07 PM EST for Broward County, Miami-Dade County, Palm Beach County, Florida. It took effect at Feb 25, 2010, 1:00 PM EST. 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
- Feb 24, 2010, 4:07 PM EST (21:07 UTC)
- In effect from
- Feb 25, 2010, 1:00 PM EST
- Expired
- Feb 25, 2010, 7:00 PM EST
- In force
- 6 hr
- Issued by
- NWS Miami, FL
Counties Broward County, FL, Miami-Dade County, FL, Palm Beach County, FL
The radar
The Miami radar (KAMX), 59 km from the middle of the area, began a volume at 21:07 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 12:00Z, 9.1 hours before the alert went out and 39 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
- 1030 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 511 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 121 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 3.8
The text
As transmitted, in the capitals the NWS used until 2016.
846 WWUS82 KMFL 242107 RFWMFL URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MIAMI FL 407 PM EST WED FEB 24 2010 FLZ063-066>068-070>074-168-172-173-251000- /O.UPG.KMFL.FW.A.0016.100225T1800Z-100225T2300Z/ /O.NEW.KMFL.FW.W.0021.100225T1800Z-100226T0000Z/ GLADES-HENDRY-INLAND PALM BEACH-METRO PALM BEACH-INLAND COLLIER- INLAND BROWARD-METRO BROWARD-INLAND MIAMI DADE-METRO MIAMI DADE- COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE- 407 PM EST WED FEB 24 2010 ...RED FLAG WARNING IN EFFECT FROM 1 PM TO 7 PM EST THURSDAY... THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 7 PM EST THURSDAY. A DRY AIRMASS WILL MOVE INTO THE AREA BEHIND A COLD FRONT TONIGHT AND THURSDAY. THIS WILL LEAD TO RH'S FALLING INTO THE LOWER 30S ACROSS THE AREA. IT WILL BE BREEZY THURSDAY...WITH 20 FOOT WINDS EXPECTED TO BE AT 15 MPH OR HIGHER. FOR THIS REASON...A FIRE WEATHER WATCH HAS BEEN ISSUED. 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
3 follow-up statements
532 WWUS82 KMFL 251007 RFWMFL URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MIAMI FL 507 AM EST THU FEB 25 2010 FLZ063-066>068-070>074-168-172-173-252100- /O.NEW.KMFL.FW.A.0017.100226T1800Z-100226T2300Z/ /O.CON.KMFL.FW.W.0021.100225T1800Z-100226T0000Z/ GLADES-HENDRY-INLAND PALM BEACH-METRO PALM BEACH-INLAND COLLIER- INLAND BROWARD-METRO BROWARD-INLAND MIAMI DADE-METRO MIAMI DADE- COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE- 507 AM EST THU FEB 25 2010 ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EST THIS EVENING FOR RH'S BELOW 35 PERCENT ALONG WITH 20 FOOT WINDS OF AROUND 15 MPH... ...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON FOR THE POTENTIAL FOR RH'S BELOW 35 PERCENT FOR 4 HOURS OR MORE... THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FRIDAY AFTERNOON. A RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EST THIS EVENING. A DRY AIRMASS WILL CONTINUE TO MOVE SOUTHWARD INTO THE AREA TODAY. THIS WILL LEAD TO RH'S FALLING INTO THE LOWER 30S ACROSS THE AREA. IT WILL BE BREEZY...WITH 20 FOOT WINDS EXPECTED TO BE AT AROUND 15 MPH. FOR THIS REASON...A RED FLAG WARNING IS IN EFFECT. SOME LOCALES WILL ALSO EXPERIENCE RH'S BELOW 35 PERCENT FOR 4 HOURS OR MORE THIS AFTERNOON. CRITICAL RH'S COULD AGAIN OCCUR ON FRIDAY. FOR THIS REASON...A FIRE WEATHER WATCH IS IN EFFECT FOR THE AREA ON FRIDAY AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITY WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ FLZ069-075-174-252100- /O.NEW.KMFL.FW.A.0017.100226T1800Z-100226T2300Z/ COASTAL COLLIER-MAINLAND MONROE-FAR SOUTH MIAMI DADE- 507 AM EST THU FEB 25 2010 ...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON FOR THE POTENTIAL FOR RH'S BELOW 35 PERCENT FOR 4 HOURS OR MORE... THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FRIDAY AFTERNOON. A DRY AIRMASS WILL BE IN PLACES ACROSS THE AREA ON FRIDAY ALONG WITH SLIGHTLY WARMER READINGS THAN TODAY. THIS COULD LEAD TO RH'S BELOW 35 PERCENT FOR 4 HOURS OR MORE FRIDAY AFTERNOON. 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. && $$ GREGORIA
835 WWUS82 KMFL 251943 RFWMFL URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MIAMI FL 243 PM EST THU FEB 25 2010 FLZ063-066>068-070>074-168-172-173-260000- /O.UPG.KMFL.FW.A.0017.100226T1800Z-100226T2300Z/ /O.NEW.KMFL.FW.W.0022.100226T1800Z-100226T2300Z/ /O.CON.KMFL.FW.W.0021.000000T0000Z-100226T0000Z/ GLADES-HENDRY-INLAND PALM BEACH-METRO PALM BEACH-INLAND COLLIER- INLAND BROWARD-METRO BROWARD-INLAND MIAMI DADE-METRO MIAMI DADE- COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE- 243 PM EST THU FEB 25 2010 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING FOR RH'S BELOW 35 PERCENT ALONG WITH 20 FOOT WINDS OF AROUND 15 MPH... ...RED FLAG WARNING NOW IN EFFECT FRIDAY AFTERNOON FOR RH'S BELOW 35 PERCENT FOR 4 HOURS OR MORE... THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 6 PM EST ON FRIDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING. A DRY AIRMASS WILL CONTINUE OVER THE AREA THROUGH FRIDAY. THIS WILL LEAD TO RH'S FALLING INTO THE LOWER TO MID 30S ACROSS THE AREA THROUGH EARLY THIS EVENING. IT WILL BE BREEZY...WITH 20 FOOT WINDS EXPECTED TO BE AT AROUND 15 MPH. FOR THIS REASON...A RED FLAG WARNING CONTINUES TO BE IN EFFECT. CRITICAL RH'S FROM THE UPPER 20S NORTH TO THE LOWER TO MID 30S SOUTH WILL OCCUR FRIDAY AFTERNOON. FOR THIS REASON...A RED FLAG WARNING IS NOW IN EFFECT FOR THE ENTIRE AREA FRIDAY AFTERNOON FROM 1 PM TO 6 PM FOR RH'S BELOW 35 PERCENT FOR 4 HOURS OR MORE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITY WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FLZ069-075-174-260000- /O.UPG.KMFL.FW.A.0017.100226T1800Z-100226T2300Z/ /O.NEW.KMFL.FW.W.0022.100226T1800Z-100226T2300Z/ COASTAL COLLIER-MAINLAND MONROE-FAR SOUTH MIAMI DADE- 243 PM EST THU FEB 25 2010 ...RED FLAG WARNING IN EFFECT FROM 1 PM TO 6 PM EST FRIDAY FOR RH'S BELOW 35 PERCENT FOR 4 HOURS OR MORE... A DRY AIRMASS WILL CONTINUE OVER THE AREA THROUGH FRIDAY. THIS WILL LEAD TO RH'S FALLING INTO THE LOWER TO MID 30S ACROSS THE AREA ON FRIDAY. THEREFORE, THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 6 PM EST FRIDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. && 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
506 WWUS82 KMFL 260004 RFWMFL URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MIAMI FL 704 PM EST THU FEB 25 2010 FLZ063-066>068-070>074-168-172-173-261100- /O.EXP.KMFL.FW.W.0021.000000T0000Z-100226T0000Z/ /O.CON.KMFL.FW.W.0022.100226T1800Z-100226T2300Z/ GLADES-HENDRY-INLAND PALM BEACH-METRO PALM BEACH-INLAND COLLIER- INLAND BROWARD-METRO BROWARD-INLAND MIAMI DADE-METRO MIAMI DADE- COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE- 704 PM EST THU FEB 25 2010 ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 6 PM EST FRIDAY... ...RED FLAG WARNING FOR TODAY HAS EXPIRED... THE RED FLAG WARNING FOR TODAY IS NO LONGER IN EFFECT. A RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 6 PM EST FRIDAY. A DRY AIRMASS WILL CONTINUE OVER THE AREA THROUGH FRIDAY. CRITICAL RH'S FROM THE UPPER 20S NORTH TO THE LOWER TO MID 30S SOUTH WILL OCCUR FRIDAY AFTERNOON. FOR THIS REASON...A RED FLAG WARNING IS NOW IN EFFECT FOR THE ENTIRE AREA FRIDAY AFTERNOON FROM 1 PM TO 6 PM FOR RH'S BELOW 35 PERCENT FOR 4 HOURS OR MORE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITY WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FLZ069-075-174-261100- /O.CON.KMFL.FW.W.0022.100226T1800Z-100226T2300Z/ COASTAL COLLIER-MAINLAND MONROE-FAR SOUTH MIAMI DADE- 704 PM EST THU FEB 25 2010 ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 6 PM EST FRIDAY... A RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 6 PM EST FRIDAY. A DRY AIRMASS WILL CONTINUE OVER THE AREA THROUGH FRIDAY. CRITICAL RH'S FROM THE UPPER 20S NORTH TO THE LOWER TO MID 30S SOUTH WILL OCCUR FRIDAY AFTERNOON. FOR THIS REASON...A RED FLAG WARNING IS NOW IN EFFECT FOR THE ENTIRE AREA FRIDAY AFTERNOON FROM 1 PM TO 6 PM FOR RH'S BELOW 35 PERCENT FOR 4 HOURS OR MORE. 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ STRASSBERG
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 24, 2:44 AM EST | Dense Fog Advisory | MFL | Broward, Collier, Glades, Hendry, Miami-Dade, Monroe and 1 more | 6 hr |
| Feb 24, 4:28 AM EST | Freeze Watch | MFL | Collier, Glades, Hendry, Palm Beach | 24 hr |
| Feb 24, 4:50 AM EST | Fire Weather Watch | MFL | Broward, Miami-Dade, Palm Beach | 11 hr |
| Feb 24, 6:38 AM EST | Special Weather Statement | MFL | Monroe | 37 min |
| Feb 24, 9:06 AM EST | Small Craft Advisory | MFL | 43 hr | |
| Feb 24, 9:29 AM EST | Special Weather Statement | MFL | Broward | 31 min |
| Feb 24, 9:36 AM EST | Special Weather Statement | MFL | Broward | 24 min |
| Feb 24, 9:52 AM EST | Special Weather Statement | MFL | Palm Beach | 23 min |
| Feb 24, 10:13 AM EST | Special Marine Warning | MFL | 62 min | |
| Feb 24, 10:19 AM EST | Severe Thunderstorm Warning | MFL | Palm Beach | 26 min |
| Feb 24, 10:26 AM EST | Special Marine Warning | MFL | 94 min | |
| Feb 24, 10:46 AM EST | Severe Thunderstorm Warning | MFL | Palm Beach | 18 min |
| Feb 24, 10:47 AM EST | Special Weather Statement | MFL | Hendry | 43 min |
| Feb 24, 11:10 AM EST | Special Marine Warning | MFL | 50 min | |
| Feb 24, 11:20 AM EST | Special Marine Warning | MFL | 55 min | |
| Feb 24, 11:21 AM EST | Special Weather Statement | MFL | Palm Beach | 39 min |
| Feb 24, 11:53 AM EST | Severe Thunderstorm Warning | MFL | Palm Beach | 24 min |
| Feb 24, 1:23 PM EST | Severe Thunderstorm Warning | MFL | Miami-Dade | 22 min |
| Feb 24, 1:24 PM EST | Special Weather Statement | MFL | Glades | 51 min |
| Feb 24, 1:50 PM EST | Special Weather Statement | MFL | Broward | 40 min |
| Feb 24, 1:56 PM EST | Special Marine Warning | MFL | 64 min | |
| Feb 24, 2:19 PM EST | Special Weather Statement | MFL | Broward | 26 min |
| Feb 24, 2:29 PM EST | Special Weather Statement | MFL | Palm Beach | 46 min |
| Feb 24, 2:36 PM EST | Special Marine Warning | MFL | 54 min | |
| Feb 24, 2:36 PM EST | Severe Thunderstorm Warning | MFL | Glades | 39 min |
| Feb 24, 3:04 PM EST | Special Weather Statement | MFL | Martin | 26 min |
| Feb 24, 3:06 PM EST | Special Marine Warning | MFL | 54 min | |
| Feb 24, 3:20 PM EST | Special Weather Statement | MFL | Palm Beach | 40 min |
| Feb 24, 5:11 PM EST | Special Weather Statement | MFL | Martin | 34 min |
| Feb 24, 5:20 PM EST | Special Weather Statement | MFL | Broward | 40 min |
| Feb 24, 5:23 PM EST | Severe Thunderstorm Warning | MFL | Broward, Palm Beach | 21 min |
| Feb 24, 5:30 PM EST | Special Marine Warning | MFL | 60 min | |
| Feb 24, 5:31 PM EST | Special Weather Statement | MFL | Palm Beach | 44 min |
Nearby
Red Flag Warnings in Florida, 2010Every red flag warning in 2010
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.