279  
FNUS74 KEPZ 201117  
FWSEPZ  
 
SPOT FORECAST FOR LANGSTROTH FIRE...USFS  
NATIONAL WEATHER SERVICE EL PASO TX/SANTA TERESA NM  
517 AM MDT SAT JUN 20 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON JUNE 20.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
DRY AND VERY WARM CONDITIONS ARE FORECAST INTO NEXT WEEK WITH SOME  
BREEZINESS THIS WEEKEND. LIGHT SOUTHWEST WINDS THIS MORNING GIVE  
WAY TO BREEZIER WINDS IN THE AFTERNOON TO 10 TO 15 MPH. SMOKE  
TRANSPORT WILL BE TO THE EAST WITH DEEP MIXING. OTHER THAN A FEW  
AFTERNOON CUMULUS DEVELOPING, CLEAR SKIES ARE EXPECTED. WINDS  
SHIFT MORE NORTHWESTERLY THIS EVENING. SIMILAR CONDITIONS ARE  
FORECAST FOR SUNDAY WITH LOWER HUMIDITY THAN TODAY. WINDS LOOK TO  
BE A TICK STRONGER ON SUNDAY AND SLIGHTLY MORE WESTERLY. WARMER  
TEMPERATURES ARE EXPECTED EARLY NEXT WEEK WITH MINIMAL RAIN  
CHANCES UNTIL LATER IN THE WEEK. WINDS TREND LIGHTER AFTER SUNDAY.  
   
TODAY  
 
SKY/WEATHER.........SUNNY (0-5 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 79.  
MIN HUMIDITY........16 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 6 TO 12 MPH.  
MIXING HEIGHT.......8700 FT AGL.  
TRANSPORT WINDS.....WEST 8 TO 17 MPH INCREASING TO AROUND 18 MPH  
LATE IN THE MORNING.  
SMOKE DISPERSAL.....POOR (4000 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO VERY GOOD (142200  
KNOT-FT) IN THE AFTERNOON.  
 
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........1 1 1 0 0 0 3 3 3 3 3 3  
WEATHER COV.....NONENONENONENONENONENONENONENONENONENONENONENONE  
WEATHER TYPE....  
TSTM COV........NONENONENONENONENONENONENONENONENONENONENONENONE  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............53 53 66 71 73 75 76 78 78 79 78 79  
RH..............35 36 26 22 22 21 22 21 20 18 17 17  
20 FT WIND DIR..W W W SW SW SW SW SW SW SW SW SW  
20 FT WIND SPD..6 6 6 8 8 8 12 12 12 12 12 12  
20 FT WIND GUST.12 12 12 23 23 23 25 25 25 25 25 25  
MIX HGT (KFT)...0.6 0.6 2.2 4.9 5.8 7.0 7.7 8.1 8.7 8.2 8.0 7.6  
TRANSP WIND DIR.W W W W SW W W W W W W W  
TRANSP WIND SPD.9 8 12 15 17 18 18 18 18 18 18 18  
VRATE KT-FT/1K..5 4 22 63 88 112 123 130 140 131 128 122  
VENTRATE CAT....PR PR PR GD GD VGD VGD VGD VGD VGD VGD VGD  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 50.  
MAX HUMIDITY........28 PERCENT.  
WIND (20 FT)........WEST WINDS 8 TO 11 MPH WITH GUSTS TO AROUND 26  
MPH.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....WEST 12 TO 20 MPH.  
SMOKE DISPERSAL.....VERY GOOD (111800 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (5500 KNOT-FT) IN THE  
LATE EVENING AND OVERNIGHT.  
 
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........2 2 2 8 8 8 10 10 10 8 8 8  
WEATHER COV.....NONENONENONENONENONENONENONENONENONENONENONENONE  
WEATHER TYPE....  
TSTM COV........NONENONENONENONENONENONENONENONENONENONENONENONE  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............77 77 73 68 63 61 58 57 57 56 55 54  
RH..............17 16 17 20 22 23 24 24 23 23 24 25  
20 FT WIND DIR..W W W W W W W W W W W W  
20 FT WIND SPD..11 11 11 10 10 10 8 8 8 8 8 8  
20 FT WIND GUST.26 26 26 24 24 24 20 20 20 21 21 21  
MIX HGT (KFT)...7.0 6.4 2.5 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6  
TRANSP WIND DIR.W W W W W W W W W W W W  
TRANSP WIND SPD.18 20 18 15 14 14 14 13 13 13 13 12  
VRATE KT-FT/1K..112 110 41 8 7 7 7 6 6 6 6 6  
VENTRATE CAT....VGD VGD FR PR PR PR PR PR PR PR PR PR  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 80.  
MIN HUMIDITY........10 PERCENT.  
WIND (20 FT)........WEST WINDS 8 TO 14 MPH WITH GUSTS TO AROUND 30  
MPH.  
MIXING HEIGHT.......8500 FT AGL.  
TRANSPORT WINDS.....WEST 12 TO 21 MPH INCREASING TO 20 TO 24 MPH  
LATE IN THE MORNING.  
SMOKE DISPERSAL.....POOR (5700 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO  
EXCELLENT (155200 KNOT-FT) IN THE AFTERNOON.  
 
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........5 5 5 0 0 0 7 7 7 4 4 4  
WEATHER COV.....NONENONENONENONENONENONENONENONENONENONENONENONE  
WEATHER TYPE....  
TSTM COV........NONENONENONENONENONENONENONENONENONENONENONENONE  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............53 52 65 71 73 75 76 78 79 80 80 80  
RH..............26 28 21 17 17 15 14 13 12 11 11 10  
20 FT WIND DIR..W W W W W W W W W W W W  
20 FT WIND SPD..8 8 8 12 12 12 14 14 14 14 14 14  
20 FT WIND GUST.21 21 21 30 30 30 30 30 30 29 29 29  
MIX HGT (KFT)...0.6 0.6 2.4 4.5 5.7 6.6 7.2 8.5 8.2 7.8 8.0 7.9  
TRANSP WIND DIR.W W W W W W W W W W W W  
TRANSP WIND SPD.12 12 16 20 21 24 24 21 20 23 21 21  
VRATE KT-FT/1K..6 6 33 77 102 139 152 154 140 155 144 142  
VENTRATE CAT....PR PR PR GD VGD VGD EXL EXL VGD EXL VGD VGD  
   
FORECAST DAYS 3 THROUGH 5  
   
MONDAY  
 
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE MID 80S. WEST WINDS  
AROUND 9 MPH.    
TUESDAY  
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID 80S.  
NORTHWEST WINDS AROUND 8 MPH.    
WEDNESDAY  
 
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID 80S.  
NORTHWEST WINDS AROUND 7 MPH.  
 
 
FORECASTER...ARONSON  
REQUESTED BY...THEODEN JOHNSON  
TYPE OF REQUEST...WILDFIRE  
.TAG 2615847.0/EPZ  
.DELDT 06/20/26  
.FORMATTERVERSION 2.0.0  
.EMAIL THEODEN.M.JOHNSON@USDA.GOV  
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