Alert archive / Florida / Red Flag Warnings in 2007

Red Flag Warning 3, NWS Miami, FL

January 30, 20075 counties in Florida

NWS Miami, FL issued this red flag warning at Jan 30, 2007, 5:23 AM EST for 5 counties in Florida. It took effect at Jan 30, 2007, 11:00 AM EST. It was in force for 7 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
Jan 30, 2007, 5:23 AM EST (10:23 UTC)
In effect from
Jan 30, 2007, 11:00 AM EST
Expired
Jan 30, 2007, 6:00 PM EST
In force
7 hr
Issued by
NWS Miami, FL

Counties Broward County, FL, Collier County, FL, Miami-Dade County, FL, Monroe County, FL, Palm Beach County, FL

The radar

The Miami radar (KAMX), 55 km from the middle of the area, began a volume at 10:25 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 00:00Z, 10.4 hours before the alert went out and 50 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.

Skew-T log-pSkew-T log-p diagram, Miami, FL at 00:00Z on 2007-01-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 00:00Z on 2007-01-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2740 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
85 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS82 KMFL 301023
RFWMFL

RED FLAG WARNING
NATIONAL WEATHER SERVICE MIAMI FL
523 AM EST TUE JAN 30 2007

FLZ063-066>075-302300-
/O.UPG.KMFL.FW.A.0003.070130T1700Z-070131T0000Z/
/O.NEW.KMFL.FW.W.0003.070130T1600Z-070130T2300Z/
GLADES-HENDRY-PALM BEACH WESTERN-PALM BEACH EASTERN-
WESTERN COLLIER-EASTERN COLLIER-WESTERN BROWARD-
BROWARD METROPOLITAN-WESTERN DADE-DADE METROPOLITAN-
MAINLAND MONROE-
523 AM EST TUE JAN 30 2007

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 6 PM EST
THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS UPGRADED THE FIRE
WEATHER WATCH TO A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11
AM THIS MORNING TO 6 PM EST THIS AFTERNOON. THIS WARNING IS IN
EFFECT FOR ALL OF MAINLAND SOUTH FLORIDA...WITH THE EXCEPTION OF
THE IMMEDIATE ATLANTIC COAST.

RELATIVE HUMIDITIES WILL FALL BELOW 35 PERCENT FOR 4 HOURS OR MORE
ACROSS MAINLAND SOUTH FLORIDA...AS DRY AIR REMAINS IN PLACE ACROSS
THE AREA AND AFTERNOON MIXING OCCURS.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE
HUMIDITIES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

$$

GREGORIA/BAXTER
1 follow-up statement
000 
WWUS82 KMFL 302010
RFWMFL

RED FLAG WARNING
NATIONAL WEATHER SERVICE MIAMI FL
310 PM EST TUE JAN 30 2007

FLZ067-069>071-073-075-310415-
/O.CAN.KMFL.FW.W.0003.000000T0000Z-070130T2300Z/
/O.NEW.KMFL.FW.A.0004.070131T1700Z-070131T2300Z/
PALM BEACH WESTERN-WESTERN COLLIER-EASTERN COLLIER-
WESTERN BROWARD-WESTERN DADE-MAINLAND MONROE-
310 PM EST TUE JAN 30 2007

...RED FLAG WARNING IS CANCELLED...
...FIRE WEATHER WATCH IN EFFECT WEDNESDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A FIRE WEATHER
WATCH...WHICH IS IN EFFECT WEDNESDAY AFTERNOON. THE RED FLAG
WARNING FOR TODAY HAS BEEN CANCELLED FOR THE INTERIOR AND
SOUTHWEST AREAS OF SOUTH FLORIDA.

RELATIVE HUMIDITIES MAY FALL BELOW 35 PERCENT FOR 4 HOURS OR
MORE ACROSS MAINLAND SOUTH FLORIDA ON WEDNESDAY...AS DRY AIR WILL 
REMAIN IN PLACE ACROSS THIS AREA AND AFTERNOON MIXING OCCURS.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

$$

FLZ068-072-074-302115-
/O.CAN.KMFL.FW.W.0003.000000T0000Z-070130T2300Z/
PALM BEACH EASTERN-BROWARD METROPOLITAN-DADE METROPOLITAN-
310 PM EST TUE JAN 30 2007

...RED FLAG WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS CANCELLED THE RED FLAG
WARNING FOR THE EASTERN SECTIONS OF SOUTH FLORIDA. THE RELATIVE
HUMIDITIES WILL REMAIN AT 45 PERCENT OR HIGHER.

$$

FLZ063-066-302300-
/O.NEW.KMFL.FW.A.0004.070131T1700Z-070131T2300Z/
/O.CON.KMFL.FW.W.0003.000000T0000Z-070130T2300Z/
GLADES-HENDRY-
310 PM EST TUE JAN 30 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
AFTERNOON...
...FIRE WEATHER WATCH IN EFFECT WEDNESDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A FIRE WEATHER
WATCH...WHICH IS IN EFFECT WEDNESDAY AFTERNOON. A RED FLAG
WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS AFTERNOON. 

RELATIVE HUMIDITIES WILL REMAIN BELOW 35 PERCENT ACROSS GLADES AND
HENDRY COUNTIES OF SOUTH FLORIDA...AS DRY AIR REMAINS IN PLACE
ACROSS THE AREA.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE OCCURRING. LOW RELATIVE HUMIDITIES 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.

$$

The office that day

Everything else NWS Miami, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 30, 3:10 PM ESTFire Weather WatchMFLBroward, Collier, Miami-Dade, Monroe13 hr

Nearby

Red Flag Warnings in Florida, 2007Every red flag warning in 2007

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.