423  
FNUS74 KEPZ 182313  
FWSEPZ  
 
SPOT FORECAST FOR TERRY WELL...USDA FS  
NATIONAL WEATHER SERVICE EL PASO TX/SANTA TERESA NM  
513 PM MDT SUN OCT 18 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1800 MDT ON OCTOBER 18.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
LIGHT AND VARIABLE WIND MONDAY MORNING, INCREASING OUT OF THE SSE  
DURING THE AFTERNOON HOURS 5 TO 10 MPH. THIS WILL LEAD TO A FEW  
HOURS OF FAIR VENT RATES, MAINLY BETWEEN 1-5PM. MAIN CONCERN FOR  
MONDAY WILL BE OFF-AND-ON RAIN SHOWERS, STARTING EARLY MONDAY  
MORNING AND LASTING THROUGH MOST OF THE DAY. RAIN RATES MAY BE  
HEAVY AT TIMES. TUESDAY AFTERNOON MIGHT PRODUCE THE NEXT WINDOW OF  
DRY WEATHER AND GOOD VENT RATES, WITH WINDS OUT OF THE SSW 5 TO  
10 MPH. GOOD CONFIDENCE IN WIDESPREAD RAIN SHOWERS WEDNESDAY  
THROUGH FRIDAY.  
 
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (55-65 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS OVERNIGHT.  
CHANCE OF PCPN......20 PERCENT.  
MIN TEMPERATURE.....AROUND 46.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........SOUTH WINDS AROUND 6 MPH EARLY IN THE EVENING  
BECOMING LIGHT.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....SOUTH 7 TO 10 MPH SHIFTING TO THE SOUTHEAST 6  
TO 8 MPH IN THE LATE EVENING AND OVERNIGHT.  
SMOKE DISPERSAL.....POOR (3100 KNOT-FT).  
 
TIME (MDT) NOON 4 PM 8 PM  
SKY (%).........39 53 64  
WEATHER COV.....NONE NONE S CHC  
WEATHER TYPE....NONE NONE RNSHWR  
TSTM COV........NONE NONE NONE  
CHC OF PCPN (%).10 10 20  
TEMP............61 53 49  
RH..............67 83 86  
20 FT WIND......S 6G13 SE 3G8 SE 3G7  
MIX HGT (FT)....2100 500 500  
TRANSPORT WIND..SW 10 SE 8 SE 7  
VRATE KT-FT/1K..19 4 4  
VENTRATE CAT....POOR POOR POOR  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF RAIN  
SHOWERS THROUGH THE DAY. CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF PCPN......50 PERCENT.  
MAX TEMPERATURE.....AROUND 69.  
MIN HUMIDITY........57 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 8 TO 9 MPH IN THE  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS IN THE AFTERNOON.  
MIXING HEIGHT.......3900 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 6 MPH SHIFTING TO THE SOUTH 8 TO 15  
MPH IN THE LATE MORNING AND AFTERNOON.  
SMOKE DISPERSAL.....FAIR (50700 KNOT-FT) .  
 
TIME (MDT) MIDNGT 2 AM 4 AM 6 AM 8 AM 10 AM  
SKY (%).........68 68 69 70 70 71  
WEATHER COV.....CHANCE CHANCE CHANCE CHANCE CHANCE CHANCE  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........NONE NONE NONE CHANCE CHANCE CHANCE  
CHC OF PCPN (%).30 30 40 50 50 50  
TEMP............46 50 59 65 68 69  
RH..............100 89 80 68 59 57  
20 FT WIND......E 2 E 2 SE 4 S 8 S 8 S 9  
20 FT WIND GUST.5 5 12 16 16 17  
MIX HGT (FT)....500 800 1900 3700 3900 3300  
TRANSPORT WIND..E 6 SE 6 S 8 S 12 S 15 S 13  
VRATE KT-FT/1K..3 4 15 45 51 36  
VENTRATE CAT....POOR POOR POOR FAIR FAIR POOR  
   
MONDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). CHANCE OF  
THUNDERSTORMS IN THE EVENING. CHANCE OF RAIN  
SHOWERS OVERNIGHT, THEN RAIN SHOWERS LIKELY  
AFTER 3 AM.  
CHANCE OF PCPN......60 PERCENT.  
MIN TEMPERATURE.....AROUND 48.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 7 MPH IN THE EVENING AND  
OVERNIGHT BECOMING LIGHT. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS IN THE  
EVENING.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 9 TO 12 MPH.  
SMOKE DISPERSAL.....POOR (4700 KNOT-FT).  
 
TIME (MDT) NOON 3 PM 6 PM 9 PM  
SKY (%).........70 65 63 68  
WEATHER COV.....CHANCE CHANCE CHANCE LIKELY  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........CHANCE CHANCE NONE NONE  
CHC OF PCPN (%).40 40 40 60  
TEMP............62 55 52 50  
RH..............72 90 93 96  
20 FT WIND......SE 7G14 SE 6G12 SE 5G12 SE 4G9  
MIX HGT (FT)....900 500 500 500  
TRANSPORT WIND..S 10 SE 10 SE 10 SE 10  
VRATE KT-FT/1K..8 5 5 5  
VENTRATE CAT....POOR POOR POOR POOR  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT). CHANCE OF RAIN  
SHOWERS THROUGH THE DAY. CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON.  
CHANCE OF PCPN......50 PERCENT.  
MAX TEMPERATURE.....AROUND 70.  
MIN HUMIDITY........57 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 7 TO 9 MPH IN THE  
LATE MORNING AND AFTERNOON. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS IN THE  
AFTERNOON.  
MIXING HEIGHT.......6100 FT AGL.  
TRANSPORT WINDS.....SOUTH 9 TO 16 MPH BECOMING 9 TO 15 MPH LATE IN  
THE AFTERNOON.  
SMOKE DISPERSAL.....GOOD (83500 KNOT-FT) .  
 
TIME (MDT) MIDNGT 4 AM 8 AM  
SKY (%).........65 46 38  
WEATHER COV.....CHANCE CHANCE CHANCE  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR  
TSTM COV........NONE S CHC S CHC  
CHC OF PCPN (%).30 30 50  
TEMP............48 60 69  
RH..............100 84 61  
20 FT WIND......SE 4G9 SE 7G16 S 9G18  
MIX HGT (FT)....500 3800 6100  
TRANSPORT WIND..SE 9 S 12 SW 15  
VRATE KT-FT/1K..5 45 80  
VENTRATE CAT....POOR FAIR GOOD  
   
FORECAST DAYS 3 THROUGH 5
 
   
WEDNESDAY
 
 
MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS (50%).  
LOWS AROUND 50. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS  
AROUND 8 MPH.    
THURSDAY
 
 
MOSTLY CLOUDY WITH WIDESPREAD SHOWERS AND SCATTERED  
THUNDERSTORMS (80%). LOWS IN THE LOWER 50S. HIGHS IN THE  
UPPER 60S. SOUTHEAST WINDS AROUND 11 MPH.    
FRIDAY
 
 
WIDESPREAD SHOWERS AND SCATTERED THUNDERSTORMS (50%). LOWS  
IN THE UPPER 40S. HIGHS IN THE MID 60S. SOUTH WINDS AROUND  
9 MPH.  
 

 
FORECASTER...DENNHARDT  
REQUESTED BY...L CARVER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2623992.0/EPZ  
.DELDT 10/18/26  
.FORMATTERVERSION 2.0.0  
.EMAIL LIZ.CARVER@USDA.GOV  
 
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