Alert archive / New Mexico / Red Flag Warnings in 2011
Red Flag Warning 13, NWS El Paso, TX
NWS El Paso, TX issued this red flag warning at Mar 21, 2011, 9:55 PM MDT for 4 counties in New Mexico; El Paso County, Hudspeth County, Texas. It took effect at Mar 22, 2011, 12:00 PM MDT. 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
- Mar 21, 2011, 9:55 PM MDT (03:55 UTC)
- In effect from
- Mar 22, 2011, 12:00 PM MDT
- Expired
- Mar 22, 2011, 2:00 PM MDT
- In force
- 2 hr
- Issued by
- NWS El Paso, TX
Counties Doña Ana County, NM, Lincoln County, NM, Otero County, NM, Sierra County, NM, El Paso County, TX, Hudspeth County, TX
The radar
The Holloman AFB radar (KHDX), 63 km from the middle of the area, began a volume at 03:56 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 00:00Z, 3.9 hours before the alert went out and 89 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
- 893 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 2428 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.9
The text
As transmitted, in the capitals the NWS used until 2016.
893 WWUS84 KEPZ 220355 RFWEPZ URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE EL PASO TX/SANTA TERESA NM 955 PM MDT MON MAR 21 2011 ...A RED FLAG WARNING IS IN EFFECT FOR TUESDAY AFTERNOON AND EVENING FOR AREAS EAST OF THE RIO GRANDE BELOW 8000 FT ELEVATION DUE TO SUSTAINED 20-FOOT WINDS OVER 20 MPH AND RELATIVE HUMIDITY UNDER 15 PERCENT... .A STRONG TROUGH OF LOW PRESSURE ALOFT WILL MOVE ACROSS NEW MEXICO THROUGH THE OVERNIGHT HOURS. MEANWHILE...A SURFACE LOW OVER EASTERN COLORADO WILL CONTINUE TO STRENGTHEN AS IT MOVES INTO THE GREAT PLAINS. THE SURFACE PRESSURE GRADIENT AND WESTERLY WINDS ALOFT WILL BOTH REMAIN FAIRLY STRONG IN THE WAKE OF THE DEPARTING SYSTEM... ESPECIALLY NEAR AND EAST OF THE RIO GRANDE. WHILE MOISTURE WILL INCREASE MARGINALLY ACROSS THE AREA... AFTERNOON RELATIVE HUMIDITY READINGS WILL REMAIN BELOW 15 PERCENT AT ELEVATIONS BELOW 8000 FT. DESPITE THE MODEST IMPROVEMENTS IN OVERALL CONDITIONS...FIRE DANGER WILL REMAIN VERY HIGH... AND CRITICAL FIRE WEATHER CONDITIONS WILL PERSIST THROUGH TUESDAY EVENING. NMZ111-220500- /O.CAN.KEPZ.FW.A.0011.110322T1700Z-110323T0100Z/ SOUTHWEST DESERTS AND LOWLANDS- 955 PM MDT MON MAR 21 2011 ...FIRE WEATHER WATCH IS CANCELLED... THE NATIONAL WEATHER SERVICE IN EL PASO TX/SANTA TERESA HAS CANCELLED THE FIRE WEATHER WATCH. WEST WINDS WILL REMAIN BREEZY TUESDAY AFTERNOON AND EVENING... BUT WILL FALL BELOW RED FLAG CRITERIA. RELATIVE HUMIDITY VALUES WILL REMAIN BELOW 15 PERCENT...WHILE FUELS REMAIN QUITE DRY. CAUTION IS STILL URGED WITH ANY BURNING OPERATIONS. $$ NMZ112-TXZ055-056-221400- /O.UPG.KEPZ.FW.A.0011.110322T1700Z-110323T0100Z/ /O.NEW.KEPZ.FW.W.0013.110322T1800Z-110323T0100Z/ SOUTH CENTRAL LOWLANDS AND SOUTHERN RIO GRANDE VALLEY-EL PASO- HUDSPETH- 955 PM MDT MON MAR 21 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MDT TUESDAY... THE NATIONAL WEATHER SERVICE IN EL PASO TX/SANTA TERESA HAS ISSUED A RED FLAG WARNING FOR ELEVATIONS BELOW 8000 FEET...WHICH IS IN EFFECT FROM NOON TO 7 PM MDT TUESDAY. THIS REPLACES THE FIRE WEATHER WATCH. * LOCATION...SOUTH-CENTRAL NEW MEXICO AND FAR WEST TEXAS AT ELEVATIONS BELOW 8000 FEET... * WINDS...SUSTAINED 20 FOOT WINDS 20 TO 25 MPH WITH GUSTS EXCEEDING 35 MPH. STRONGEST OVER THE SACRAMENTO MOUNTAINS AND THE OTERO MESA. * RELATIVE HUMIDITY...EXPECT MINIMUM HUMIDITY OF 10 TO 15 PERCENT WITH A FEW LOCATIONS IN THE UPPER SINGLE DIGITS. * TIMING...WINDS AND HUMIDITY SHOULD REACH CRITERIA AROUND...OR SHORTLY AFTER NOON...LASTING THROUGH 7 PM. * REMARKS...FIRE DANGER REMAINS HIGH TO VERY HIGH IN AREAS EXPERIENCING SEVERE TO EXTREME DROUGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ NMZ113-221400- /O.NEW.KEPZ.FW.W.0013.110322T1800Z-110323T0100Z/ CAPITAN AND SACRAMENTO MOUNTAINS- 955 PM MDT MON MAR 21 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MDT TUESDAY AT ELEVATIONS BELOW 8000 FT... THE NATIONAL WEATHER SERVICE IN EL PASO TX/SANTA TERESA HAS ISSUED A RED FLAG WARNING FOR ELEVATIONS BELOW 8000 FEET...WHICH IS IN EFFECT FROM NOON TO 7 PM MDT TUESDAY. * LOCATION...CAPITAN AND SACRAMENTO MOUNTAINS AND NEARBY FOOTHILLS. * WINDS...SUSTAINED 20 FOOT WINDS OF 20 TO 25 MPH WITH GUSTS EXCEEDING 35 MPH...HIGHEST ON EXPOSED RIDGE TOPS AND EAST- FACING SLOPES. * RELATIVE HUMIDITY...EXPECT RELATIVE HUMIDITY OF 10 TO 15 PERCENT... WITH HIGHER VALUES EXPECTED ABOVE 8000 FT MSL. * TIMING...WINDS AND RELATIVE HUMIDITY SHOULD REACH CRITERIA AROUND MIDDAY...LASTING THROUGH THE EARLY EVENING HOURS. 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 EXTREME FIRE GROWTH POTENTIAL. && $$ HARDIMAN
2 follow-up statements
992 WWUS84 KEPZ 221239 RFWEPZ URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE EL PASO TX/SANTA TERESA NM 639 AM MDT TUE MAR 22 2011 ...A RED FLAG WARNING IS IN EFFECT FOR THIS AFTERNOON AND EVENING FOR AREAS EAST OF THE RIO GRANDE BELOW 8000 FT ELEVATION DUE TO SUSTAINED 20-FOOT WINDS OVER 20 MPH AND RELATIVE HUMIDITY UNDER 15 PERCENT... .A STRONG TROUGH OF LOW PRESSURE ALOFT WILL MOVE ACROSS NEW MEXICO THIS MORNING. MEANWHILE...A SURFACE LOW OVER EASTERN COLORADO WILL CONTINUE TO STRENGTHEN AS IT MOVES INTO THE GREAT PLAINS. THE SURFACE PRESSURE GRADIENT AND WESTERLY WINDS ALOFT WILL BOTH REMAIN FAIRLY STRONG IN THE WAKE OF THE DEPARTING SYSTEM...ESPECIALLY NEAR AND EAST OF THE RIO GRANDE. WHILE MOISTURE WILL INCREASE MARGINALLY ACROSS THE AREA... AFTERNOON RELATIVE HUMIDITY READINGS WILL REMAIN BELOW 15 PERCENT AT ELEVATIONS BELOW 8000 FT. DESPITE THE MODEST IMPROVEMENTS IN OVERALL CONDITIONS...FIRE DANGER WILL REMAIN VERY HIGH... AND CRITICAL FIRE WEATHER CONDITIONS WILL PERSIST THROUGH EARLY THIS EVENING. NMZ112-113-TXZ055-056-222045- /O.CON.KEPZ.FW.W.0013.110322T1800Z-110323T0100Z/ SOUTH CENTRAL LOWLANDS AND SOUTHERN RIO GRANDE VALLEY- CAPITAN AND SACRAMENTO MOUNTAINS-EL PASO-HUDSPETH- 639 AM MDT TUE MAR 22 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM MDT THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM MDT THIS EVENING. * LOCATION...SOUTH-CENTRAL NEW MEXICO AND FAR WEST TEXAS AT ELEVATIONS BELOW 8000 FEET... * WINDS...SUSTAINED 20 FOOT WINDS 20 TO 25 MPH WITH GUSTS EXCEEDING 35 MPH. STRONGEST OVER THE SACRAMENTO MOUNTAINS AND THE OTERO MESA. * RELATIVE HUMIDITY...EXPECT MINIMUM HUMIDITY OF 10 TO 15 PERCENT WITH A FEW LOCATIONS IN THE UPPER SINGLE DIGITS. * TIMING...WINDS AND HUMIDITY SHOULD REACH CRITERIA AROUND...OR SHORTLY AFTER NOON...LASTING THROUGH 7 PM. * REMARKS...FIRE DANGER REMAINS HIGH TO VERY HIGH IN AREAS EXPERIENCING SEVERE TO EXTREME DROUGHT. 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 EXTREME FIRE GROWTH POTENTIAL. && $$
172 WWUS84 KEPZ 222000 RFWEPZ URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE EL PASO TX/SANTA TERESA NM 200 PM MDT TUE MAR 22 2011 NMZ112-113-TXZ055-056-222100- /O.CAN.KEPZ.FW.W.0013.000000T0000Z-110323T0100Z/ SOUTH CENTRAL LOWLANDS AND SOUTHERN RIO GRANDE VALLEY- CAPITAN AND SACRAMENTO MOUNTAINS-EL PASO-HUDSPETH- 200 PM MDT TUE MAR 22 2011 ...RED FLAG WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN EL PASO TX/SANTA TERESA HAS CANCELLED THE RED FLAG WARNING. MINIMUM RELATIVE HUMIDITIES HAVE REMAINED ABOVE 20 PERCENT THROUGH MID AFTERNOON AND WINDS HAVE BEEN SLOWLY DECREASING...THEREFORE THE RED FLAG WARNING HAS BEEN CANCELLED. VERY LOCALIZED LOCATIONS COULD EXPERIENCE AN HOUR OR TWO OF RED FLAG CONDITIONS...BUT THEY ARE NOT EXPECTED TO LAST THE REQUIRED 3 HOURS. $$
Nearby
Red Flag Warnings in New Mexico, 2011Red Flag Warnings in Texas, 2011Every red flag warning in 2011
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.