Alert archive / New Mexico / Red Flag Warnings in 2007

Red Flag Warning 13, NWS El Paso, TX

April 20, 20075 counties in New Mexico

NWS El Paso, TX issued this red flag warning at Apr 20, 2007, 9:05 AM MDT for 5 counties in New Mexico. It took effect at Apr 20, 2007, 12:00 PM MDT. 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
Apr 20, 2007, 9:05 AM MDT (15:05 UTC)
In effect from
Apr 20, 2007, 12:00 PM MDT
Expired
Apr 20, 2007, 9:00 PM MDT
In force
9 hr
Issued by
NWS El Paso, TX

Counties Catron County, NM, Grant County, NM, Hidalgo County, NM, Luna County, NM, Sierra County, NM

The radar

The El Paso radar (KEPZ), 165 km from the middle of the area, began a volume at 15:06 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

Santa Teresa, NM (KEPZ), launched 12:00Z, 3.1 hours before the alert went out and 165 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, Santa Teresa, NM at 12:00Z on 2007-04-20Temperature 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, Santa Teresa, NM at 12:00Z on 2007-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 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
3074 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
83 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 
WWUS84 KEPZ 201505
RFWEPZ

RED FLAG WARNING
NATIONAL WEATHER SERVICE EL PASO TX/SANTA TERESA NM
905 AM MDT FRI APR 20 2007

...RED FLAG WARNING IN EFFECT FROM NOON TODAY UNTIL 9 PM THIS
EVENING FOR THE MOUNTAINS AND DESERT LOWLANDS OF SOUTHWESTERN NEW
MEXICO FOR LOW RELATIVE HUMIDITY AND STRONG WINDS...WITH VERY HIGH
TO EXTREME FIRE DANGER RATINGS...

.AN APPROACHING PACIFIC LOW PRESSURE SYSTEM...WILL SPREAD STRONGER
WINDS AND MORE DRY AIR ACROSS THESE AREAS. BREEZY SOUTHWEST WINDS OVER
20 MPH...COMBINED WITH AFTERNOON HUMIDITIES OF 15 PERCENT OR LESS
AND VERY HIGH TO EXTREME FIRE DANGER RATINGS...WILL LIKELY CAUSE
CRITICAL FIRE WEATHER CONDITIONS. 

NMZ110-111-202315-
/O.NEW.KEPZ.FW.W.0013.070420T1800Z-070421T0300Z/
SOUTHWEST MOUNTAINS-SOUTHWEST DESERTS AND LOWLANDS-
905 AM MDT FRI APR 20 2007

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN EL PASO TX/SANTA TERESA HAS
ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO
9 PM MDT THIS EVENING. 

THE DRY CONDITIONS WHICH HAVE BEEN IN PLACE ACROSS THE AREA THE
PAST FEW DAYS...REMAIN TODAY AS SYSTEM SPREADS MORE DRY AIR
ACROSS NEW MEXICO. PRONOUNCED DAY-TIME HEATING WILL HELP
EFFICIENTLY MIX STRENGTHENING WINDS ALOFT DOWN TO THE SURFACE
BEGINNING LATER THIS MORNING.

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.

$$
TRIPOLI

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 20, 1:03 PM MDTWind AdvisoryEPZ29 hr

Nearby

Red Flag Warnings in New Mexico, 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.