Alert archive / Texas / Red Flag Warnings in 2016

Red Flag Warning 2, NWS Brownsville, TX

February 1, 2016Jim Hogg County, Starr County, Zapata County, Texas

NWS Brownsville, TX issued this red flag warning at Feb 1, 2016, 3:48 PM CST for Jim Hogg County, Starr County, Zapata County, Texas. It was in force for 2 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 1, 2016, 3:48 PM CST (21:48 UTC)
Expired
Feb 1, 2016, 6:00 PM CST
In force
2 hr
Issued by
NWS Brownsville, TX

Counties Jim Hogg County, TX, Starr County, TX, Zapata County, TX

The radar

The Corpus Christi radar (KCRP), 168 km from the middle of the area, began a volume at 21:52 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

Corpus Christi, TX (KCRP), launched 12:00Z, 9.8 hours before the alert went out and 179 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, Corpus Christi, TX at 12:00Z on 2016-02-01Temperature 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, Corpus Christi, TX at 12:00Z on 2016-02-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -42 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
2160 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
-42 m²/s²
0-3 km storm-relative helicity
77 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

866 
WWUS84 KBRO 012148 AAA
RFWBRO

URGENT - FIRE WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE BROWNSVILLE TX
348 PM CST MON FEB 1 2016

...RAPID SPREAD OF WILDFIRES POSSIBLE THROUGH SUNSET...

.THE COMBINATION OF GUSTY SOUTH WINDS...HUMIDITY FALLING TO OR
BELOW 15 PERCENT...TEMPERATURES IN THE LOW TO MID 90S...AND
RAPIDLY DRYING GRASSLAND AND BRUSH WILL INCREASE THE CHANCE FOR
RAPID GROWTH OF WILDFIRES THIS AFTERNOON.

TXZ248-249-252-020000-
/O.CAN.KBRO.FW.W.0001.160202T2100Z-160203T0000Z/
/O.NEW.KBRO.FW.W.0002.160201T2148Z-160202T0000Z/
ZAPATA-JIM HOGG-STARR-
348 PM CST MON FEB 1 2016

...RED FLAG WARNING IN EFFECT FROM 3 PM TO 6 PM CST TODAY FOR THE
COMBINATION OF HUMIDITY AT OR BELOW 15 PERCENT...GUSTY WINDS 20 TO
30 MPH...AND VERY DRY GRASSES FOR FIRE WEATHER ZONES 248...249 AND
252...

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 3 PM TO 6 PM CST TODAY.

* AFFECTED AREA...FIRE WEATHER ZONES 248...249 AND 252 OR
  ZAPATA...JIM HOGG...AND STARR COUNTY 

* WIND...FROM THE SOUTH 20 MPH WITH GUSTS TO 25 TO 30 MPH

* HUMIDITY...FALLING TO 15 PERCENT OR LOWER THROUGH 5 OR 6 PM

* FUELS...1 HOUR AND 10 HOUR FUELS SUCH AS GRASSES AND FINE BRUSH
  ARE AT MOST RISK.

* HIGHEST THREAT...IS LOCATED IN ZAPATA...JIM HOGG...AND NORTHERN
  STARR COUNTY

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

NOTE: CORRECTED FOR DATE...WHICH WAS ERRONEOUSLY POSTED AS
FEBRUARY 2 AND SHOULD BE FEBRUARY 1...TODAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REFRAIN FROM DRIVING VEHICLES IN HIGH GRASSES AS SPARKS COULD
QUICKLY IGNITE A RAPIDLY SPREADING WILDFIRE. PARK ON DIRT OR PAVED
ROADS. USE WELDING OR GRINDING EQUIPMENT ON DIRT OR PAVEMENT
ONLY...AND IF DRIVING PLACE CIGARETTE BUTTS IN ASH TRAYS OR OTHER
RECEPTACLES.

A RED FLAG WARNING MEANS CRITICAL FIRE WEATHER CONDITIONS ARE
OCCURRING NOW...OR WILL SHORTLY.  IN GENERAL...THESE CONDITIONS
INCLUDE SUSTAINED 20 FOOT WINDS OF 25 MPH OR GREATER...HUMIDITY
RANGING FROM BELOW 25 PERCENT IN ZAPATA COUNTY TO BELOW
45 PERCENT ALONG THE COAST...EACH LASTING FOR 2 HOURS OR MORE...
AND CURED FUELS.  HUMIDITY BELOW 25 PERCENT IN MOST AREAS WILL
TRIGGER FIRE DANGER AT LOWER WIND SPEEDS.  DETAILED DECISION
TABLES ARE FOUND AT HTTP://WEATHER.GOV/RGV/?N=MAPCOLORS#FIRE.

&&

$$

52/BSG
1 follow-up statement
594 
WWUS84 KBRO 020017
RFWBRO

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
617 PM CST MON FEB 1 2016

...RED FLAG WARNING HAS EXPIRED...

.WINDS ARE SLOWLY DIMINISHING AND HUMIDITY VALUES CONTINUE TO
INCREASE ACROSS THE WESTERN PORTIONS OF DEEP SOUTH TEXAS THIS
EVENING. THEREFORE...THE RED FLAG WARNING PREVIOUSLY IN EFFECT FOR
ZAPATA...JIM HOGG AND STARR COUNTIES HAVE BEEN ALLOWED TO EXPIRE.

TXZ248-249-252-020130-
/O.EXP.KBRO.FW.W.0002.000000T0000Z-160202T0000Z/
ZAPATA-JIM HOGG-STARR-
617 PM CST MON FEB 1 2016

...RED FLAG WARNING HAS EXPIRED FOR THE COMBINATION OF HUMIDITY
AT OR BELOW 15 PERCENT...GUSTY WINDS 20 TO 30 MPH...AND VERY DRY
GRASSES FOR FIRE WEATHER ZONES 248...249 AND 252...

WINDS WILL CONTINUE TO SLOWLY DIMINISH AND RELATIVE HUMIDITY
VALUES WILL STEADILY INCREASE THROUGH THE NIGHT.

$$

The office that day

Everything else NWS Brownsville, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 31, 8:31 PM CSTMarine Dense Fog AdvisoryBRO12 hr
Jan 31, 8:34 PM CSTDense Fog AdvisoryBROCameron, Kenedy, Willacy8 hr
Feb 1, 3:39 PM CSTRed Flag WarningBROJim Hogg, Starr, Zapata9 min
Feb 1, 4:28 PM CSTSmall Craft AdvisoryBRO29 hr

Nearby

Red Flag Warnings in Texas, 2016Every red flag warning in 2016

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.