105  
FNUS54 KMAF 211907  
FWFMAF  
 
FIRE WEATHER PLANNING FORECAST FOR WEST TEXAS/SOUTHEAST NEW MEXICO  
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX  
207 PM CDT THU OCT 21 2021  
   
DISCUSSION
 
 
MODEST WINDS WILL KEEP THE FIRE WEATHER THREAT REDUCED THROUGH THE  
WEEKEND. CONDITIONS WILL BECOME ELEVATED TUESDAY WHEN A LARGE UPPER  
LEVEL TROUGH APPROACHES THE AREA. THERE WILL BE A LOW CHANCE FOR  
LIGHTNING STARTS IN THE DAVIS MOUNTAINS TODAY AND AGAIN ON SATURDAY.  
OVERNIGHT RECOVERY WILL BE GOOD TO EXCELLENT.  
 

 
 
FOR POINT-SPECIFIC FORECASTS PLEASE SEE THE POINT FIRE WEATHER MATRIX  
PRODUCT ISSUED BY THE MIDLAND/ODESSA NATIONAL WEATHER SERVICE OFFICE.  
 
NMZ116-221630-  
SACRAMENTO FOOTHILLS AND GUADALUPE MOUNTAINS-  
107 PM MDT THU OCT 21 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT).  
* MIN TEMPERATURE.....49 TO 54.  
* 24 HR TREND......3 DEGREES WARMER.  
* MAX HUMIDITY........60-80 PERCENT ABOVE 6000 FEET...55-75 PERCENT  
BELOW 6000 FEET.  
* 24 HR TREND......21 PERCENT WETTER.  
* WIND 20FT...........SOUTHWEST WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........4 OR LOW.  
* WIND 10000 FT MSL...WEST 10 TO 15 MPH.  
* RFTI................0 OR NIL.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY (20-30 PERCENT).  
* MAX TEMPERATURE.....77 TO 82.  
* 24 HR TREND......1 DEGREE WARMER.  
* MIN HUMIDITY........20-30 PERCENT.  
* 24 HR TREND......7 PERCENT WETTER.  
* WIND 20FT...........SOUTHWEST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........4 OR LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 20 MPH.  
* MIXING HEIGHT.......11900 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 16 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FRIDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
* MIN TEMPERATURE.....50 TO 55.  
* 24 HR TREND......2 DEGREES WARMER.  
* MAX HUMIDITY........50-70 PERCENT.  
* 24 HR TREND......UNCHANGED.  
* WIND 20FT...........ABOVE 6000 FEET, WEST WINDS 10 TO 15 MPH.  
BELOW 6000 FEET, WEST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........4 OR LOW.  
* WIND 10000 FT MSL...SOUTHWEST 20 TO 25 MPH.  
* RFTI................0 OR NIL.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).  
* MAX TEMPERATURE.....IN THE MID 70S ABOVE 6000 FEET...IN THE UPPER  
70S BELOW 6000 FEET.  
* 24 HR TREND......1 DEGREE COOLER.  
* MIN HUMIDITY........20 PERCENT.  
* 24 HR TREND......4 PERCENT DRIER.  
* WIND 20FT...........WEST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 30 MPH.  
* MIXING HEIGHT.......11100 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 25 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FORECAST DAYS 3 THROUGH 5
 
   
SUNDAY...SUNNY. HIGHS IN THE LOWER 70S ABOVE 6000 FEET
 
IN THE MID  
70S BELOW 6000 FEET. WEST WINDS 10 TO 15 MPH. MINIMUM RELATIVE  
HUMIDITY AT OR BELOW 15 PERCENT.    
MONDAY...SUNNY. HIGHS IN THE MID 70S ABOVE 6000 FEET
 
IN THE UPPER  
70S BELOW 6000 FEET. SOUTHWEST WINDS 10 TO 15 MPH. MINIMUM RELATIVE  
HUMIDITY AT OR BELOW 15 PERCENT.    
TUESDAY...SUNNY. HIGHS AROUND 70 ABOVE 6000 FEET
 
IN THE LOWER 70S  
BELOW 6000 FEET. WEST WINDS 15 TO 20 MPH. MINIMUM RELATIVE HUMIDITY  
AT OR BELOW 15 PERCENT.  
 

 
 
NMZ117-221630-  
CHAVES PLAINS-  
107 PM MDT THU OCT 21 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).  
* MIN TEMPERATURE.....49 TO 54.  
* 24 HR TREND......6 DEGREES WARMER.  
* MAX HUMIDITY........80-100 PERCENT.  
* 24 HR TREND......28 PERCENT WETTER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........4 OR LOW.  
* WIND 10000 FT MSL...WEST 15 TO 20 MPH.  
* RFTI................0 OR NIL.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
* MAX TEMPERATURE.....IN THE LOWER 80S.  
* 24 HR TREND......2 DEGREES WARMER.  
* MIN HUMIDITY........25 PERCENT.  
* 24 HR TREND......5 PERCENT WETTER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........4 OR LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 25 MPH.  
* MIXING HEIGHT.......12200 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 15 KNOTS.  
* VENTILATION CAT.....VERY GOOD/147200 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FRIDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
* MIN TEMPERATURE.....51 TO 56.  
* 24 HR TREND......2 DEGREES WARMER.  
* MAX HUMIDITY........75-95 PERCENT.  
* 24 HR TREND......4 PERCENT DRIER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........3 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST 15 TO 20 MPH.  
* RFTI................0 OR NIL.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).  
* MAX TEMPERATURE.....IN THE MID 80S.  
* 24 HR TREND......2 DEGREES WARMER.  
* MIN HUMIDITY........15-20 PERCENT.  
* 24 HR TREND......6 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........3 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 30 MPH.  
* MIXING HEIGHT.......11800 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 23 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FORECAST DAYS 3 THROUGH 5
 
   
SUNDAY
 
SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS 10 TO 15 MPH.  
MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.    
MONDAY
 
SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS 5 TO 10 MPH.  
MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.    
TUESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 10 TO  
15 MPH. MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.  
 

 
 
NMZ118-221630-  
EDDY PLAINS-  
107 PM MDT THU OCT 21 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
* MIN TEMPERATURE.....IN THE MID 50S.  
* 24 HR TREND......4 DEGREES WARMER.  
* MAX HUMIDITY........80-100 PERCENT.  
* 24 HR TREND......36 PERCENT WETTER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........3 OR VERY LOW.  
* WIND 10000 FT MSL...WEST 10 TO 15 MPH.  
* RFTI................0 OR NIL.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
* MAX TEMPERATURE.....IN THE MID 80S.  
* 24 HR TREND......3 DEGREES WARMER.  
* MIN HUMIDITY........20-30 PERCENT.  
* 24 HR TREND......1 PERCENT WETTER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 20 MPH.  
* MIXING HEIGHT.......12100 FT AGL.  
* TRANSPORT WINDS.....SOUTH AROUND 14 KNOTS.  
* VENTILATION CAT.....VERY GOOD/146800 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FRIDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
* MIN TEMPERATURE.....IN THE UPPER 50S.  
* 24 HR TREND......2 DEGREES WARMER.  
* MAX HUMIDITY........75-95 PERCENT.  
* 24 HR TREND......8 PERCENT DRIER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST 15 TO 20 MPH.  
* RFTI................0 OR NIL.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
* MAX TEMPERATURE.....IN THE MID 80S.  
* 24 HR TREND......2 DEGREES WARMER.  
* MIN HUMIDITY........20 PERCENT.  
* 24 HR TREND......8 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 25 MPH.  
* MIXING HEIGHT.......12800 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 21 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FORECAST DAYS 3 THROUGH 5
 
   
SUNDAY
 
SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS 10 TO 15 MPH.  
MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.    
MONDAY
 
SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS 10 TO 15 MPH.  
MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS 10 TO  
15 MPH. MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.  
 

 
 
NMZ119-221630-  
LEA-  
107 PM MDT THU OCT 21 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).  
* MIN TEMPERATURE.....IN THE MID 50S.  
* 24 HR TREND......3 DEGREES WARMER.  
* MAX HUMIDITY........100 PERCENT.  
* 24 HR TREND......15 PERCENT WETTER.  
* WIND 20FT...........SOUTHEAST WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........3 OR VERY LOW.  
* WIND 10000 FT MSL...WEST 10 TO 15 MPH.  
* RFTI................0 OR NIL.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
* MAX TEMPERATURE.....IN THE LOWER 80S.  
* 24 HR TREND......3 DEGREES WARMER.  
* MIN HUMIDITY........30 PERCENT.  
* 24 HR TREND......4 PERCENT DRIER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 20 MPH.  
* MIXING HEIGHT.......12600 FT AGL.  
* TRANSPORT WINDS.....SOUTH AROUND 16 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FRIDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT).  
* MIN TEMPERATURE.....IN THE MID 50S.  
* 24 HR TREND......2 DEGREES WARMER.  
* MAX HUMIDITY........80-100 PERCENT.  
* 24 HR TREND......2 PERCENT DRIER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST 20 TO 25 MPH.  
* RFTI................0 OR NIL.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
* MAX TEMPERATURE.....IN THE MID 80S.  
* 24 HR TREND......2 DEGREES WARMER.  
* MIN HUMIDITY........25 PERCENT.  
* 24 HR TREND......6 PERCENT DRIER.  
* WIND 20FT...........SOUTH WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 30 MPH.  
* MIXING HEIGHT.......12600 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 24 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FORECAST DAYS 3 THROUGH 5
 
   
SUNDAY
 
SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS 10 TO 15 MPH.  
MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.    
MONDAY
 
SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS 5 TO 10 MPH.  
MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS 10 TO  
15 MPH. MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.  
 

 
 
TXZ270-271-221630-  
GUADALUPE MOUNTAINS ABOVE 7000 FEET-GUADALUPE AND DELAWARE MOUNTAINS-  
INCLUDING THE CITIES OF GUADALUPE MOUNTAINS NP AND PINE SPRINGS  
107 PM MDT THU OCT 21 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).  
* MIN TEMPERATURE.....54 TO 59.  
* 24 HR TREND......2 DEGREES WARMER.  
* MAX HUMIDITY........60-80 PERCENT.  
* 24 HR TREND......32 PERCENT WETTER.  
* WIND 20FT...........EAST WINDS 10 TO 15 MPH SHIFTING TO THE SOUTH  
AFTER MIDNIGHT.  
* LAL.................1.  
* HAINES INDEX........3 OR VERY LOW.  
* WIND 10000 FT MSL...WEST 5 TO 10 MPH.  
* RFTI................0 OR NIL.  
   
FRIDAY
 
 
* SKY/WEATHER.........SUNNY (20-30 PERCENT).  
* MAX TEMPERATURE.....74 TO 79.  
* 24 HR TREND......1 DEGREE WARMER.  
* MIN HUMIDITY........25-35 PERCENT.  
* 24 HR TREND......5 PERCENT WETTER.  
* WIND 20FT...........SOUTHWEST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 15 MPH.  
* MIXING HEIGHT.......11000 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 12 KNOTS.  
* VENTILATION CAT.....VERY GOOD/117700 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FRIDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
* MIN TEMPERATURE.....IN THE UPPER 50S.  
* 24 HR TREND......1 DEGREE WARMER.  
* MAX HUMIDITY........55-75 PERCENT.  
* 24 HR TREND......8 PERCENT DRIER.  
* WIND 20FT...........ABOVE 5000 FEET, EAST WINDS 10 TO 15 MPH  
SHIFTING TO THE SOUTHWEST 15 TO 20 MPH AFTER  
MIDNIGHT. BELOW 5000 FEET, EAST WINDS 10 TO  
15 MPH SHIFTING TO THE SOUTHWEST AFTER  
MIDNIGHT.  
* LAL.................1.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST 15 TO 20 MPH.  
* RFTI................0 OR NIL.  
   
SATURDAY
 
 
* SKY/WEATHER.........SUNNY (20-30 PERCENT).  
* MAX TEMPERATURE.....74 TO 79.  
* 24 HR TREND......UNCHANGED.  
* MIN HUMIDITY........25 PERCENT.  
* 24 HR TREND......7 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 20 TO 25 MPH.  
* LAL.................1.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 25 MPH.  
* MIXING HEIGHT.......10700 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 21 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................1 OR ELEVATED.  
   
FORECAST DAYS 3 THROUGH 5
 
   
SUNDAY
 
SUNNY. HIGHS 70 TO 75. WEST WINDS 15 TO 20 MPH. MINIMUM  
RELATIVE HUMIDITY ABOVE 15 PERCENT.    
MONDAY
 
SUNNY. HIGHS 75 TO 80. SOUTHWEST WINDS 10 TO 15 MPH.  
MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.    
TUESDAY
 
SUNNY. HIGHS 72 TO 77. WEST WINDS 15 TO 20 MPH. MINIMUM  
RELATIVE HUMIDITY ABOVE 15 PERCENT.  
 

 
 
TXZ272-273-275>282-221630-  
VAN HORN AND HIGHWAY 54 CORRIDOR-EASTERN CULBERSON COUNTY-  
CHINATI MOUNTAINS-MARFA PLATEAU-DAVIS MOUNTAINS-  
DAVIS MOUNTAINS FOOTHILLS-CENTRAL BREWSTER COUNTY-CHISOS BASIN-  
PRESIDIO VALLEY-LOWER BREWSTER COUNTY-  
INCLUDING THE CITIES OF VAN HORN, MARFA, FORT DAVIS, ALPINE,  
BIG BEND NP, PANTHER JUNCTION, MARATHON, CHISOS BASIN, PRESIDIO,  
LAJITAS, AND CASTOLON  
207 PM CDT THU OCT 21 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). ISOLATED  
SHOWERS AND THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.....IN THE MID 50S ACROSS THE MOUNTAINS...IN THE  
LOWER 60S ALONG THE RIO GRANDE.  
* 24 HR TREND......UNCHANGED.  
* MAX HUMIDITY........80-100 PERCENT ACROSS THE MOUNTAINS...75-95  
PERCENT ALONG THE RIO GRANDE.  
* 24 HR TREND......14 PERCENT WETTER.  
* WIND 20FT...........EAST WINDS 5 TO 10 MPH.  
* LAL.................2 UNTIL 0100, THEN 1.  
* CHANCE OF PRECIP....20 PERCENT.  
* HAINES INDEX........3 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTH 5 TO 10 MPH.  
* RFTI................0 OR NIL.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). ISOLATED  
THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.....76 TO 81 ACROSS THE MOUNTAINS...IN THE LOWER  
90S ALONG THE RIO GRANDE.  
* 24 HR TREND......1 DEGREE WARMER.  
* MIN HUMIDITY........25-35 PERCENT.  
* 24 HR TREND......2 PERCENT DRIER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1 UNTIL 1300, THEN 2.  
* CHANCE OF PRECIP....10 PERCENT.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTH AROUND 10 MPH.  
* MIXING HEIGHT.......12100 FT AGL.  
* TRANSPORT WINDS.....SOUTH AROUND 8 KNOTS.  
* VENTILATION CAT.....GOOD/88800 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FRIDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT).  
* MIN TEMPERATURE.....IN THE UPPER 50S ACROSS THE MOUNTAINS...IN  
THE MID 60S ALONG THE RIO GRANDE.  
* 24 HR TREND......2 DEGREES WARMER.  
* MAX HUMIDITY........70-90 PERCENT ACROSS THE MOUNTAINS...65-85  
PERCENT ALONG THE RIO GRANDE.  
* 24 HR TREND......8 PERCENT DRIER.  
* WIND 20FT...........SOUTHEAST WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST 10 TO 15 MPH.  
* RFTI................0 OR NIL.  
   
SATURDAY
 
 
* SKY/WEATHER.........SUNNY (20-30 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.....77 TO 82 ACROSS THE MOUNTAINS...IN THE LOWER  
90S ALONG THE RIO GRANDE.  
* 24 HR TREND......1 DEGREE WARMER.  
* MIN HUMIDITY........25-35 PERCENT ACROSS THE MOUNTAINS...20-30  
PERCENT ALONG THE RIO GRANDE.  
* 24 HR TREND......4 PERCENT DRIER.  
* WIND 20FT...........SOUTH WINDS 10 TO 15 MPH.  
* LAL.................1 UNTIL 1300, THEN 2.  
* CHANCE OF PRECIP....20 PERCENT.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 25 MPH.  
* MIXING HEIGHT.......13400 FT AGL.  
* TRANSPORT WINDS.....SOUTH AROUND 21 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FORECAST DAYS 3 THROUGH 5
 
   
SUNDAY...SUNNY. HIGHS 75 TO 80 ACROSS THE MOUNTAINS
 
IN THE MID  
90S ALONG THE RIO GRANDE. WEST WINDS 5 TO 10 MPH ABOVE 5000 FEET...  
WEST 10 TO 15 MPH BELOW 5000 FEET. MINIMUM RELATIVE HUMIDITY ABOVE  
15 PERCENT.    
MONDAY...SUNNY. HIGHS IN THE LOWER 80S ACROSS THE MOUNTAINS
 
IN  
THE MID 90S ALONG THE RIO GRANDE. SOUTH WINDS 5 TO 10 MPH. MINIMUM  
RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.    
TUESDAY...SUNNY. HIGHS 78 TO 83 ACROSS THE MOUNTAINS
 
IN THE UPPER  
90S ALONG THE RIO GRANDE. SOUTHWEST WINDS 10 TO 15 MPH. MINIMUM  
RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.  
 

 
 
TXZ045>048-050>053-059>063-067>070-075-082-274-221630-  
GAINES-DAWSON-BORDEN-SCURRY-ANDREWS-MARTIN-HOWARD-MITCHELL-LOVING-  
WINKLER-ECTOR-MIDLAND-GLASSCOCK-WARD-CRANE-UPTON-REAGAN-PECOS-  
TERRELL-REEVES COUNTY PLAINS-  
INCLUDING THE CITIES OF SEMINOLE, LAMESA, GAIL, SNYDER, ANDREWS,  
STANTON, BIG SPRING, COLORADO CITY, MENTONE, KERMIT, ODESSA,  
MIDLAND, GARDEN CITY, MONAHANS, CRANE, MCCAMEY, RANKIN, BIG LAKE,  
FORT STOCKTON, DRYDEN, SANDERSON, AND PECOS  
207 PM CDT THU OCT 21 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). ISOLATED  
SHOWERS AND THUNDERSTORMS IN THE EVENING.  
* MIN TEMPERATURE.....IN THE UPPER 50S.  
* 24 HR TREND......UNCHANGED.  
* MAX HUMIDITY........80-100 PERCENT.  
* 24 HR TREND......8 PERCENT WETTER.  
* WIND 20FT...........SOUTHEAST WINDS 5 TO 10 MPH.  
* LAL.................2 UNTIL 0100, THEN 1.  
* CHANCE OF PRECIP....20 PERCENT.  
* HAINES INDEX........4 OR LOW.  
* WIND 10000 FT MSL...WEST 10 TO 15 MPH.  
* RFTI................0 OR NIL.  
   
FRIDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
* MAX TEMPERATURE.....IN THE MID 80S.  
* 24 HR TREND......2 DEGREES WARMER.  
* MIN HUMIDITY........30-40 PERCENT.  
* 24 HR TREND......6 PERCENT DRIER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........3 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 15 MPH.  
* MIXING HEIGHT.......11900 FT AGL.  
* TRANSPORT WINDS.....SOUTH AROUND 19 KNOTS.  
* VENTILATION CAT.....VERY GOOD/118400 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FRIDAY NIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).  
* MIN TEMPERATURE.....IN THE LOWER 60S.  
* 24 HR TREND......3 DEGREES WARMER.  
* MAX HUMIDITY........80-100 PERCENT.  
* 24 HR TREND......7 PERCENT DRIER.  
* WIND 20FT...........SOUTHEAST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...WEST 10 TO 15 MPH.  
* RFTI................0 OR NIL.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). SLIGHT CHANCE  
OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.  
* MAX TEMPERATURE.....IN THE UPPER 80S.  
* 24 HR TREND......3 DEGREES WARMER.  
* MIN HUMIDITY........30-40 PERCENT.  
* 24 HR TREND......2 PERCENT DRIER.  
* WIND 20FT...........SOUTH WINDS 10 TO 15 MPH.  
* LAL.................1 UNTIL 1300, THEN 2.  
* CHANCE OF PRECIP....20 PERCENT.  
* HAINES INDEX........2 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 20 MPH.  
* MIXING HEIGHT.......14500 FT AGL.  
* TRANSPORT WINDS.....SOUTH AROUND 21 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FORECAST DAYS 3 THROUGH 5
 
   
SUNDAY
 
SUNNY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS 10 TO  
15 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
MONDAY
 
SUNNY. HIGHS IN THE UPPER 80S. SOUTH WINDS 5 TO 10 MPH.  
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS 10 TO  
15 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.  
 

 
 
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