Alert archive / Florida / Red Flag Warnings in 2009

Red Flag Warning 13, NWS Miami, FL

February 26, 2009Collier County, Florida

NWS Miami, FL issued this red flag warning at Feb 26, 2009, 2:40 PM EST for Collier County, Florida. It was in force for 3 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 26, 2009, 2:40 PM EST (19:40 UTC)
Expired
Feb 26, 2009, 6:00 PM EST
In force
3 hr
Issued by
NWS Miami, FL

County Collier County, FL

The radar

The Miami radar (KAMX), 111 km from the middle of the area, began a volume at 19:37 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, 7.7 hours before the alert went out and 113 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 12:00Z on 2009-02-26Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 12:00Z on 2009-02-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -65 square meters per square second.193958Sfc1 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
1320 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
-65 m²/s²
0-3 km storm-relative helicity
122 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 261940
RFWMFL

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
240 PM EST THU FEB 26 2009

FLZ069-262300-
/O.NEW.KMFL.FW.W.0013.090226T1940Z-090226T2300Z/
COASTAL COLLIER-
240 PM EST THU FEB 26 2009

...RED FLAG WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 6 PM EST THIS EVENING. 

THE TEMPERATURES OVER THE METRO AREAS OF COLLIER COUNTY WARM UP TO
AROUND 80 EARLY THIS AFTERNOON WITH DEW POINTS IN THE UPPER 40S.
THIS HAS ALLOWED FOR THE RELATIVE HUMIDITIES TO FALL INTO THE LOWER
30S EARLY THIS AFTERNOON. TEMPERATURES SHOULD REMAIN AROUND 80
DEGREES WITH DEW POINTS INTO THE MID TO UPPER 40S KEEPING THE
RELATIVE HUMIDITIES IN THE LOWER 30S. AT THE SAME TIME...THE 20
FOOT WINDS ARE ALSO AROUND 15 MPH OVER METRO COLLIER COUNTY.
THEREFORE...A RED FLAG WARNING HAS BEEN ISSUED FOR COASTAL COLLIER
COUNTY UNTIL 6 PM EST THIS EVENING.


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.

&&

$$

BAXTER

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 26, 3:37 AM ESTCoastal Flood StatementMFLBroward, Miami-Dade, Palm Beach15 hr

Nearby

Red Flag Warnings in Florida, 2009Every red flag warning in 2009

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.