536  
FNUS54 KMAF 261939  
FWFMAF  
 
FIRE WEATHER PLANNING FORECAST FOR WEST TEXAS/SOUTHEAST NEW MEXICO  
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX  
139 PM CST FRI FEB 26 2021  
   
DISCUSSION
 
 
THE WARMING AND DRYING TREND THAT BEGAN TODAY WILL CONTINUE SATURDAY,  
WITH TEMPERATURES 10-15DEG ABOVE NORMAL EXPECTED SAT AFTERNOON. RHS  
WILL DROP TO THE SINGLE DIGITS FOR ALL BUT THE EASTERN PERMIAN BASIN  
AND STOCKTON PLATEAU, WITH WINDY CONDITIONS DEVELOPING ACROSS THE  
GUADALUPE AND DELAWARE MTNS/PORTIONS OF THE SACRAMENTO FOOTHILLS BY  
AFTERNOON. 20FT WINDS IN THE HIGHER TERRAIN WILL REACH 25-35MPH, WITH  
HIGHER GUSTS EXPECTED. ACROSS THE IMMEDIATELY ADJACENT PLAINS, WINDS  
COULD REACH 20MPH. THE LIMITING FACTOR CONTINUES TO BE LOW ERCS, STILL  
HOVERING NEAR/BELOW THE 70TH PERCENTILE. THUS, MAINLY ELEVATED/NEAR  
CRITICAL CONDITIONS ARE EXPECTED WITH INCREASED IA POTENTIAL. A COLD  
FRONT SUNDAY WILL BRING INCREASING MOISTURE AND COOLER TEMPERATURES,  
WITH FIRE WEATHER CONCERNS REMAINING LOW THEREAFTER.  
 

 
 
FOR POINT-SPECIFIC FORECASTS PLEASE SEE THE POINT FIRE WEATHER MATRIX  
PRODUCT ISSUED BY THE MIDLAND/ODESSA NATIONAL WEATHER SERVICE OFFICE.  
 
NMZ116-271630-  
SACRAMENTO FOOTHILLS AND GUADALUPE MOUNTAINS-  
1239 PM MST FRI FEB 26 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT).  
* MIN TEMPERATURE.....34 TO 39.  
* 24 HR TREND......10 DEGREES WARMER.  
* MAX HUMIDITY........20-30 PERCENT.  
* 24 HR TREND......53 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST 20 TO 30 MPH.  
* RFTI................0 OR NIL.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
* MAX TEMPERATURE.....IN THE LOWER 60S ABOVE 6000 FEET...IN THE MID  
60S BELOW 6000 FEET.  
* 24 HR TREND......4 DEGREES WARMER.  
* MIN HUMIDITY........5 PERCENT.  
* 24 HR TREND......4 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 10 TO 15 MPH INCREASING TO  
WEST 20 TO 25 MPH IN THE AFTERNOON WITH  
HIGHER GUSTS.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST AROUND 40 MPH.  
* MIXING HEIGHT.......10100 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 29 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................5 OR CRITICAL.  
   
SATURDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).  
* MIN TEMPERATURE.....33 TO 38.  
* 24 HR TREND......1 DEGREE COOLER.  
* MAX HUMIDITY........20-30 PERCENT.  
* 24 HR TREND......3 PERCENT WETTER.  
* WIND 20FT...........SOUTHWEST WINDS 15 TO 20 MPH BECOMING WEST 5  
TO 10 MPH AFTER MIDNIGHT.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST 35 TO 45 MPH.  
* RFTI................5 OR CRITICAL.  
   
SUNDAY
 
 
* SKY/WEATHER.........SUNNY (15-25 PERCENT).  
* MAX TEMPERATURE.....53 TO 58.  
* 24 HR TREND......11 DEGREES COOLER.  
* MIN HUMIDITY........10-15 PERCENT.  
* 24 HR TREND......8 PERCENT WETTER.  
* WIND 20FT...........NORTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE  
EAST IN THE AFTERNOON.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 40 MPH.  
* MIXING HEIGHT.......13000 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 32 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FORECAST DAYS 3 THROUGH 5
 
   
MONDAY
 
PARTLY SUNNY. CHANCE OF SNOW SHOWERS AND SLIGHT CHANCE OF  
SHOWERS IN THE MORNING, THEN A SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. COLDER. HIGHS IN THE LOWER 40S. NORTHEAST WINDS 10 TO  
15 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
TUESDAY
 
SUNNY. NOT AS COOL. HIGHS IN THE UPPER 50S. SOUTHWEST  
WINDS 10 TO 15 MPH. MINIMUM RELATIVE HUMIDITY AT OR BELOW  
15 PERCENT.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS 10 TO  
15 MPH. MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.  
 

 
 
NMZ117-271630-  
CHAVEZ PLAINS-  
1239 PM MST FRI FEB 26 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
* MIN TEMPERATURE.....30 TO 35.  
* 24 HR TREND......7 DEGREES WARMER.  
* MAX HUMIDITY........25-45 PERCENT.  
* 24 HR TREND......37 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST 20 TO 30 MPH.  
* RFTI................0 OR NIL.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).  
* MAX TEMPERATURE.....IN THE LOWER 70S.  
* 24 HR TREND......6 DEGREES WARMER.  
* MIN HUMIDITY........5 PERCENT.  
* 24 HR TREND......6 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 5 TO 10 MPH INCREASING TO 15  
TO 20 MPH IN THE AFTERNOON.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST AROUND 35 MPH.  
* MIXING HEIGHT.......11900 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 21 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................4 OR NEAR CRITICAL.  
   
SATURDAY NIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (40-50 PERCENT).  
* MIN TEMPERATURE.....IN THE LOWER 30S.  
* 24 HR TREND......UNCHANGED.  
* MAX HUMIDITY........30-40 PERCENT.  
* 24 HR TREND......5 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE  
NORTHWEST 5 TO 10 MPH AFTER MIDNIGHT.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST 30 TO 40 MPH.  
* RFTI................3 OR NEAR CRITICAL.  
   
SUNDAY
 
 
* SKY/WEATHER.........SUNNY (10-20 PERCENT).  
* MAX TEMPERATURE.....56 TO 61.  
* 24 HR TREND......14 DEGREES COOLER.  
* MIN HUMIDITY........15 PERCENT.  
* 24 HR TREND......10 PERCENT WETTER.  
* WIND 20FT...........NORTHEAST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 35 MPH.  
* MIXING HEIGHT.......13400 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 20 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FORECAST DAYS 3 THROUGH 5
 
   
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS IN THE  
MORNING, THEN A SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. COOLER.  
HIGHS IN THE MID 40S. NORTHEAST WINDS 5 TO 10 MPH. MINIMUM RELATIVE  
HUMIDITY ABOVE 15 PERCENT.    
TUESDAY
 
SUNNY. NOT AS COOL. HIGHS AROUND 60. SOUTHWEST WINDS  
10 TO 15 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS 10 TO 15 MPH.  
MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.  
 

 
 
NMZ118-271630-  
EDDY PLAINS-  
1239 PM MST FRI FEB 26 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
* MIN TEMPERATURE.....35 TO 40.  
* 24 HR TREND......9 DEGREES WARMER.  
* MAX HUMIDITY........30-40 PERCENT.  
* 24 HR TREND......48 PERCENT DRIER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST 25 TO 35 MPH.  
* RFTI................0 OR NIL.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT).  
* MAX TEMPERATURE.....IN THE MID 70S.  
* 24 HR TREND......5 DEGREES WARMER.  
* MIN HUMIDITY........5 PERCENT.  
* 24 HR TREND......6 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 15 TO 20 MPH.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST AROUND 40 MPH.  
* MIXING HEIGHT.......11000 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 26 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................4 OR NEAR CRITICAL.  
   
SATURDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (50-60 PERCENT).  
* MIN TEMPERATURE.....37 TO 42.  
* 24 HR TREND......2 DEGREES WARMER.  
* MAX HUMIDITY........20-30 PERCENT.  
* 24 HR TREND......5 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........6 OR HIGH.  
* WIND 10000 FT MSL...WEST 30 TO 40 MPH.  
* RFTI................4 OR NEAR CRITICAL.  
   
SUNDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
* MAX TEMPERATURE.....IN THE LOWER 60S.  
* 24 HR TREND......10 DEGREES COOLER.  
* MIN HUMIDITY........10-15 PERCENT.  
* 24 HR TREND......7 PERCENT WETTER.  
* WIND 20FT...........NORTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE  
NORTHEAST IN THE AFTERNOON.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST AROUND 35 MPH.  
* MIXING HEIGHT.......13100 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 26 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FORECAST DAYS 3 THROUGH 5
 
   
MONDAY
 
PARTLY SUNNY. CHANCE OF SNOW SHOWERS AND SLIGHT CHANCE OF  
SHOWERS IN THE MORNING, THEN A SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. COOLER. HIGHS IN THE UPPER 40S. NORTH WINDS 5 TO 10 MPH.  
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
TUESDAY
 
SUNNY. NOT AS COOL. HIGHS IN THE LOWER 60S. SOUTHWEST  
WINDS 10 TO 15 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS 5 TO  
10 MPH. MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.  
 

 
 
NMZ119-271630-  
LEA-  
1239 PM MST FRI FEB 26 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).  
* MIN TEMPERATURE.....34 TO 39.  
* 24 HR TREND......11 DEGREES WARMER.  
* MAX HUMIDITY........35-55 PERCENT.  
* 24 HR TREND......46 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST 25 TO 35 MPH.  
* RFTI................0 OR NIL.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT).  
* MAX TEMPERATURE.....IN THE LOWER 70S.  
* 24 HR TREND......8 DEGREES WARMER.  
* MIN HUMIDITY........5 PERCENT.  
* 24 HR TREND......8 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 15 TO 20 MPH.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST AROUND 40 MPH.  
* MIXING HEIGHT.......9600 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 25 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................4 OR NEAR CRITICAL.  
   
SATURDAY NIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT).  
* MIN TEMPERATURE.....35 TO 40.  
* 24 HR TREND......1 DEGREE WARMER.  
* MAX HUMIDITY........25-35 PERCENT.  
* 24 HR TREND......16 PERCENT DRIER.  
* WIND 20FT...........WEST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........6 OR HIGH.  
* WIND 10000 FT MSL...WEST 25 TO 35 MPH.  
* RFTI................4 OR NEAR CRITICAL.  
   
SUNDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
* MAX TEMPERATURE.....56 TO 61.  
* 24 HR TREND......15 DEGREES COOLER.  
* MIN HUMIDITY........15-20 PERCENT.  
* 24 HR TREND......11 PERCENT WETTER.  
* WIND 20FT...........NORTHEAST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST AROUND 35 MPH.  
* MIXING HEIGHT.......11500 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 20 KNOTS.  
* VENTILATION CAT.....GOOD/83900 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FORECAST DAYS 3 THROUGH 5
 
   
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS IN THE  
MORNING, THEN A SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. COLDER.  
HIGHS IN THE MID 40S. NORTHEAST WINDS 10 TO 15 MPH. MINIMUM RELATIVE  
HUMIDITY ABOVE 15 PERCENT.    
TUESDAY
 
SUNNY. NOT AS COOL. HIGHS IN THE UPPER 50S. SOUTHWEST  
WINDS 10 TO 15 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS 10 TO  
15 MPH. MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.  
 

 
 
TXZ270-271-271630-  
GUADALUPE MOUNTAINS ABOVE 7000 FEET-GUADALUPE AND DELAWARE MOUNTAINS-  
INCLUDING THE CITIES OF GUADALUPE MOUNTAINS NP AND PINE SPRINGS  
1239 PM MST FRI FEB 26 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
* MIN TEMPERATURE.....IN THE LOWER 40S.  
* 24 HR TREND......8 DEGREES WARMER.  
* MAX HUMIDITY........20 PERCENT.  
* 24 HR TREND......45 PERCENT DRIER.  
* WIND 20FT...........WEST WINDS 15 TO 20 MPH.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST 35 TO 45 MPH.  
* RFTI................3 OR NEAR CRITICAL.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
* MAX TEMPERATURE.....64 TO 69.  
* 24 HR TREND......5 DEGREES WARMER.  
* MIN HUMIDITY........5-10 PERCENT.  
* 24 HR TREND......2 PERCENT DRIER.  
* WIND 20FT...........WEST WINDS 15 TO 20 MPH INCREASING TO 25 TO  
35 MPH IN THE AFTERNOON WITH HIGHER GUSTS.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST AROUND 45 MPH.  
* MIXING HEIGHT.......6600 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 27 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................6 OR CRITICAL.  
   
SATURDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).  
* MIN TEMPERATURE.....IN THE LOWER 40S.  
* 24 HR TREND......1 DEGREE WARMER.  
* MAX HUMIDITY........20 PERCENT.  
* 24 HR TREND......UNCHANGED.  
* WIND 20FT...........WEST WINDS 20 TO 25 MPH WITH HIGHER GUSTS  
DECREASING TO 10 TO 15 MPH AFTER MIDNIGHT.  
* LAL.................1.  
* HAINES INDEX........6 OR HIGH.  
* WIND 10000 FT MSL...WEST 30 TO 40 MPH.  
* RFTI................6 OR CRITICAL.  
   
SUNDAY
 
 
* SKY/WEATHER.........SUNNY (15-25 PERCENT).  
* MAX TEMPERATURE.....58 TO 63.  
* 24 HR TREND......6 DEGREES COOLER.  
* MIN HUMIDITY........15 PERCENT.  
* 24 HR TREND......6 PERCENT WETTER.  
* WIND 20FT...........SOUTHWEST WINDS 15 TO 20 MPH.  
* LAL.................1.  
* HAINES INDEX........4 OR LOW.  
* WIND 10000 FT MSL...WEST AROUND 40 MPH.  
* MIXING HEIGHT.......11000 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 29 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................1 OR ELEVATED.  
   
FORECAST DAYS 3 THROUGH 5
 
   
MONDAY
 
MOSTLY SUNNY. COOLER. HIGHS 41 TO 46. NORTHEAST WINDS  
15 TO 20 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
TUESDAY
 
SUNNY. NOT AS COOL. HIGHS 53 TO 58. SOUTHWEST WINDS 15 TO  
20 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 60 TO 65. WEST WINDS 15 TO 20 MPH.  
MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.  
 

 
 
TXZ272-273-275>282-271630-  
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  
139 PM CST FRI FEB 26 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).  
* MIN TEMPERATURE.....45 TO 50 ACROSS THE MOUNTAINS...IN THE LOWER  
50S ALONG THE RIO GRANDE.  
* 24 HR TREND......12 DEGREES WARMER.  
* MAX HUMIDITY........30-40 PERCENT ACROSS THE MOUNTAINS...70-90  
PERCENT ALONG THE RIO GRANDE.  
* 24 HR TREND......40 PERCENT DRIER.  
* WIND 20FT...........NORTHWEST WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...SOUTHWEST 35 TO 45 MPH.  
* RFTI................0 OR NIL.  
   
SATURDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT).  
* MAX TEMPERATURE.....IN THE LOWER 70S ACROSS THE MOUNTAINS...IN  
THE UPPER 80S ALONG THE RIO GRANDE.  
* 24 HR TREND......4 DEGREES WARMER.  
* MIN HUMIDITY........5-10 PERCENT ACROSS THE MOUNTAINS...10-15  
PERCENT ALONG THE RIO GRANDE.  
* 24 HR TREND......4 PERCENT DRIER.  
* WIND 20FT...........ABOVE 5000 FEET, SOUTHWEST WINDS 15 TO 20  
MPH. BELOW 5000 FEET, WEST WINDS 5 TO 10 MPH  
INCREASING TO SOUTHWEST 15 TO 20 MPH IN THE  
AFTERNOON.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST AROUND 40 MPH.  
* MIXING HEIGHT.......10500 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 27 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................3 OR NEAR CRITICAL.  
   
SATURDAY NIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT).  
* MIN TEMPERATURE.....46 TO 51 ACROSS THE MOUNTAINS...IN THE UPPER  
50S ALONG THE RIO GRANDE.  
* 24 HR TREND......3 DEGREES WARMER.  
* MAX HUMIDITY........20-30 PERCENT ACROSS THE MOUNTAINS...40-60  
PERCENT ALONG THE RIO GRANDE.  
* 24 HR TREND......15 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 10 TO 15 MPH ABOVE 5000  
FEET...WEST 10 TO 15 MPH BELOW 5000 FEET.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...SOUTHWEST 30 TO 40 MPH.  
* RFTI................2 OR ELEVATED.  
   
SUNDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).  
* MAX TEMPERATURE.....64 TO 69 ACROSS THE MOUNTAINS...78 TO 83  
ALONG THE RIO GRANDE.  
* 24 HR TREND......6 DEGREES COOLER.  
* MIN HUMIDITY........15 PERCENT.  
* 24 HR TREND......7 PERCENT WETTER.  
* WIND 20FT...........ABOVE 5000 FEET, SOUTHWEST WINDS 10 TO 15  
MPH. BELOW 5000 FEET, SOUTHWEST WINDS 10 TO  
15 MPH.  
* LAL.................1.  
* HAINES INDEX........3 OR VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 40 MPH.  
* MIXING HEIGHT.......14000 FT AGL.  
* TRANSPORT WINDS.....WEST AROUND 28 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FORECAST DAYS 3 THROUGH 5
 
   
MONDAY
 
MOSTLY SUNNY. COOLER. HIGHS 51 TO 56 ACROSS THE  
MOUNTAINS...63 TO 68 ALONG THE RIO GRANDE. NORTHEAST WINDS 10 TO  
15 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 50S ACROSS THE  
MOUNTAINS...67 TO 72 ALONG THE RIO GRANDE. SOUTHWEST WINDS 10 TO  
15 MPH ABOVE 5000 FEET...SOUTHWEST 5 TO 10 MPH BELOW 5000 FEET.  
MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.    
WEDNESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 60S ACROSS THE  
MOUNTAINS...76 TO 81 ALONG THE RIO GRANDE. WEST WINDS 10 TO 15 MPH.  
MINIMUM RELATIVE HUMIDITY AT OR BELOW 15 PERCENT.  
 

 
 
TXZ045>048-050>053-059>063-067>070-075-082-274-271630-  
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  
139 PM CST FRI FEB 26 2021  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).  
* MIN TEMPERATURE.....41 TO 46.  
* 24 HR TREND......11 DEGREES WARMER.  
* MAX HUMIDITY........70-90 PERCENT.  
* 24 HR TREND......8 PERCENT DRIER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...WEST 35 TO 45 MPH.  
* RFTI................0 OR NIL.  
   
SATURDAY
 
 
* SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT).  
* MAX TEMPERATURE.....IN THE UPPER 70S.  
* 24 HR TREND......10 DEGREES WARMER.  
* MIN HUMIDITY........10-15 PERCENT.  
* 24 HR TREND......9 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........5 OR MODERATE.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 40 MPH.  
* MIXING HEIGHT.......9400 FT AGL.  
* TRANSPORT WINDS.....SOUTHWEST AROUND 23 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................2 OR ELEVATED.  
   
SATURDAY NIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT).  
* MIN TEMPERATURE.....44 TO 49.  
* 24 HR TREND......3 DEGREES WARMER.  
* MAX HUMIDITY........45-65 PERCENT.  
* 24 HR TREND......25 PERCENT DRIER.  
* WIND 20FT...........SOUTHWEST WINDS 10 TO 15 MPH.  
* LAL.................1.  
* HAINES INDEX........6 OR HIGH.  
* WIND 10000 FT MSL...SOUTHWEST 30 TO 40 MPH.  
* RFTI................0 OR NIL.  
   
SUNDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT).  
* MAX TEMPERATURE.....62 TO 67.  
* 24 HR TREND......13 DEGREES COOLER.  
* MIN HUMIDITY........20-25 PERCENT.  
* 24 HR TREND......9 PERCENT WETTER.  
* WIND 20FT...........NORTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE  
NORTHEAST IN THE AFTERNOON.  
* LAL.................1.  
* HAINES INDEX........4 OR LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 40 MPH.  
* MIXING HEIGHT.......13300 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 20 KNOTS.  
* VENTILATION CAT.....EXCELLENT/150000 KNOT-FT.  
* RFTI................0 OR NIL.  
   
FORECAST DAYS 3 THROUGH 5
 
   
MONDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS IN THE MORNING, THEN A  
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. COOLER. HIGHS 47 TO 52.  
NORTHEAST WINDS 10 TO 15 MPH. MINIMUM RELATIVE HUMIDITY ABOVE  
15 PERCENT.    
TUESDAY
 
MOSTLY SUNNY. NOT AS COOL. HIGHS AROUND 60. WEST WINDS  
5 TO 10 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS AROUND 70. WEST WINDS 5 TO 10 MPH.  
MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.  
 

 
 
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