197  
FNUS54 KMAF 210826  
FWFMAF  
 
FIRE WEATHER PLANNING FORECAST FOR WEST TEXAS/SOUTHEAST NEW MEXICO  
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX  
326 AM CDT SUN OCT 21 2018  
   
DISCUSSION
 
 
TEMPERATURES WILL REMAIN BELOW NORMAL THROUGH NEXT WEEK. RAIN  
CHANCES WILL INCREASE THROUGH TUESDAY NIGHT AND WEDNESDAY AS AN  
UPPER-LEVEL DISTURBANCE MOVES THROUGH THE REGION. DRY WEATHER IS  
EXPECTED THEREAFTER. RELATIVE HUMIDITY WILL BOTTOM OUT AT 34-80%  
THIS AFTERNOON, AND 43-89% MONDAY. RH RECOVERY OVERNIGHT WILL BE  
EXCELLENT.  
 

 
 
FOR POINT-SPECIFIC FORECASTS PLEASE SEE THE POINT FIRE WEATHER MATRIX  
PRODUCT ISSUED BY THE MIDLAND/ODESSA NATIONAL WEATHER SERVICE OFFICE.  
 
NMZ114-TXZ258-220830-  
GUADALUPE MOUNTAINS-  
INCLUDING THE CITIES OF GUADALUPE MOUNTAINS NP AND PINE SPRINGS  
226 AM MDT SUN OCT 21 2018  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). SLIGHT CHANCE  
OF SHOWERS.  
* MAX TEMPERATURE.....IN THE MID 50S ABOVE 6000 FEET...IN THE UPPER  
50S BELOW 6000 FEET.  
* 24 HR TREND......2 DEGREES COOLER.  
* MIN HUMIDITY........50-60 PERCENT ABOVE 6000 FEET...45-55 PERCENT  
BELOW 6000 FEET.  
* 24 HR TREND......1 PERCENT WETTER.  
* WIND 20FT...........SOUTHEAST WINDS 5 TO 10 MPH ABOVE 6000  
FEET...SOUTHEAST 10 TO 15 MPH BELOW 6000  
FEET.  
* LAL.................1.  
* CHANCE OF PRECIP....20 PERCENT.  
* HAINES INDEX........2 VERY LOW.  
* WIND 10000 FT MSL...SOUTH AROUND 20 MPH.  
* MIXING HEIGHT.......4400 FT AGL.  
* TRANSPORT WINDS.....SOUTHEAST AROUND 14 KNOTS.  
* VENTILATION CAT.....FAIR/49000 KNOT-FT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT).  
* MIN TEMPERATURE.....ABOVE 6000 FEET, IN THE MID 40S.  
* MIN TEMPERATURE.....BELOW 6000 FEET, IN THE MID 40S.  
* 24 HR TREND......1 DEGREE WARMER.  
* MAX HUMIDITY........75-95 PERCENT ABOVE 6000 FEET...70-90 PERCENT  
BELOW 6000 FEET.  
* 24 HR TREND......3 PERCENT DRIER.  
* WIND 20FT...........ABOVE 6000 FEET, SOUTH WINDS 5 TO 10 MPH  
SHIFTING TO THE SOUTHWEST AFTER MIDNIGHT.  
BELOW 6000 FEET, SOUTHEAST WINDS 10 TO 15 MPH  
SHIFTING TO THE SOUTHWEST 5 TO 10 MPH AFTER  
MIDNIGHT.  
* LAL.................1.  
* HAINES INDEX........2 VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST 10 TO 15 MPH.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).  
* MAX TEMPERATURE.....IN THE LOWER 60S ABOVE 6000 FEET...IN THE MID  
60S BELOW 6000 FEET.  
* 24 HR TREND......7 DEGREES WARMER.  
* MIN HUMIDITY........55-65 PERCENT ABOVE 6000 FEET...45-55 PERCENT  
BELOW 6000 FEET.  
* 24 HR TREND......3 PERCENT WETTER.  
* WIND 20FT...........SOUTHWEST WINDS 5 TO 10 MPH SHIFTING TO THE  
SOUTHEAST IN THE AFTERNOON.  
* LAL.................1.  
* HAINES INDEX........2 VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 10 MPH.  
* MIXING HEIGHT.......5600 FT AGL.  
* TRANSPORT WINDS.....SOUTH AROUND 9 KNOTS.  
* VENTILATION CAT.....FAIR/42000 KNOT-FT.  
   
FORECAST DAYS 3 THROUGH 5
 
   
TUESDAY
 
SHOWERS, COOLER. HIGHS IN THE LOWER 50S ABOVE 6000 FEET...  
IN THE MID 50S BELOW 6000 FEET. EAST WINDS 5 TO 10 MPH. MINIMUM  
RELATIVE HUMIDITY ABOVE 15 PERCENT.    
WEDNESDAY
 
PARTLY SUNNY WITH A 40 PERCENT CHANCE OF SHOWERS. HIGHS  
IN THE MID 50S ABOVE 6000 FEET...IN THE UPPER 50S BELOW 6000 FEET.  
SOUTHEAST WINDS 5 TO 10 MPH. MINIMUM RELATIVE HUMIDITY ABOVE  
15 PERCENT.    
THURSDAY...MOSTLY SUNNY. HIGHS IN THE UPPER 50S ABOVE 6000 FEET
 
 
IN THE LOWER 60S BELOW 6000 FEET. SOUTH WINDS 5 TO 10 MPH. MINIMUM  
RELATIVE HUMIDITY ABOVE 15 PERCENT.  
 

 
 
NMZ115-220830-  
SOUTHEAST PLAINS-  
226 AM MDT SUN OCT 21 2018  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). SLIGHT CHANCE  
OF SHOWERS.  
* MAX TEMPERATURE.....IN THE LOWER 60S.  
* 24 HR TREND......7 DEGREES COOLER.  
* MIN HUMIDITY........35-45 PERCENT.  
* 24 HR TREND......4 PERCENT WETTER.  
* WIND 20FT...........SOUTHEAST WINDS 5 TO 10 MPH.  
* LAL.................1.  
* CHANCE OF PRECIP....20 PERCENT.  
* HAINES INDEX........2 VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 20 MPH.  
* MIXING HEIGHT.......4400 FT AGL.  
* TRANSPORT WINDS.....SOUTH AROUND 16 KNOTS.  
* VENTILATION CAT.....GOOD/63000 KNOT-FT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING  
PARTLY CLOUDY (45-55 PERCENT).  
* MIN TEMPERATURE.....IN THE MID 40S.  
* 24 HR TREND......1 DEGREE COOLER.  
* MAX HUMIDITY........75-95 PERCENT.  
* 24 HR TREND......4 PERCENT DRIER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........2 VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST 10 TO 15 MPH.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).  
* MAX TEMPERATURE.....IN THE UPPER 60S.  
* 24 HR TREND......6 DEGREES WARMER.  
* MIN HUMIDITY........40-50 PERCENT.  
* 24 HR TREND......7 PERCENT WETTER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........2 VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST AROUND 15 MPH.  
* MIXING HEIGHT.......5300 FT AGL.  
* TRANSPORT WINDS.....SOUTH AROUND 13 KNOTS.  
* VENTILATION CAT.....POOR/31400 KNOT-FT.  
   
FORECAST DAYS 3 THROUGH 5
 
   
TUESDAY
 
SHOWERS, COOLER. HIGHS IN THE UPPER 50S. EAST WINDS 5 TO  
10 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE UPPER 50S. SOUTHEAST WINDS 5 TO 10 MPH. MINIMUM  
RELATIVE HUMIDITY ABOVE 15 PERCENT.    
THURSDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTH WINDS 5 TO  
10 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.  
 

 
 
TXZ057-074-079>081-220830-  
VAN HORN AND HIGHWAY 54 CORRIDOR-DAVIS/APACHE MOUNTAINS AREA-  
PRESIDIO VALLEY-MARFA PLATEAU-BIG BEND AREA-  
INCLUDING THE CITIES OF VAN HORN, ALPINE, FORT DAVIS, PRESIDIO,  
MARFA, BIG BEND NP, AND MARATHON  
326 AM CDT SUN OCT 21 2018 /226 AM MDT SUN OCT 21 2018/  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE  
OF SHOWERS.  
* MAX TEMPERATURE.....IN THE UPPER 50S ACROSS THE  
MOUNTAINS...AROUND 70 ALONG THE RIO GRANDE.  
* 24 HR TREND......4 DEGREES WARMER.  
* MIN HUMIDITY........55-65 PERCENT ACROSS THE MOUNTAINS...45-55  
PERCENT ALONG THE RIO GRANDE.  
* 24 HR TREND......20 PERCENT DRIER.  
* WIND 20FT...........SOUTHEAST WINDS 5 TO 10 MPH.  
* LAL.................1.  
* CHANCE OF PRECIP....20 PERCENT.  
* HAINES INDEX........2 VERY LOW.  
* WIND 10000 FT MSL...SOUTH AROUND 20 MPH.  
* MIXING HEIGHT.......5600 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 16 KNOTS.  
* VENTILATION CAT.....FAIR/52000 KNOT-FT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SLIGHT CHANCE  
OF SHOWERS.  
* MIN TEMPERATURE.....IN THE MID 40S ACROSS THE MOUNTAINS...IN THE  
MID 50S ALONG THE RIO GRANDE.  
* 24 HR TREND......2 DEGREES COOLER.  
* MAX HUMIDITY........80-100 PERCENT ACROSS THE MOUNTAINS...65-85  
PERCENT ALONG THE RIO GRANDE.  
* 24 HR TREND......3 PERCENT DRIER.  
* WIND 20FT...........SOUTHEAST WINDS 10 TO 15 MPH ABOVE 5000  
FEET...EAST 5 TO 10 MPH BELOW 5000 FEET.  
* LAL.................1.  
* CHANCE OF PRECIP....20 PERCENT.  
* HAINES INDEX........2 VERY LOW.  
* WIND 10000 FT MSL...SOUTH 10 TO 15 MPH.  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY SUNNY (65-75 PERCENT). SLIGHT CHANCE  
OF SHOWERS.  
* MAX TEMPERATURE.....IN THE LOWER 60S ACROSS THE MOUNTAINS...IN  
THE UPPER 60S ALONG THE RIO GRANDE.  
* 24 HR TREND......4 DEGREES WARMER.  
* MIN HUMIDITY........60-70 PERCENT ACROSS THE MOUNTAINS...50-60  
PERCENT ALONG THE RIO GRANDE.  
* 24 HR TREND......3 PERCENT WETTER.  
* WIND 20FT...........SOUTHEAST WINDS 5 TO 10 MPH.  
* LAL.................1.  
* CHANCE OF PRECIP....20 PERCENT.  
* HAINES INDEX........2 VERY LOW.  
* WIND 10000 FT MSL...SOUTH AROUND 15 MPH.  
* MIXING HEIGHT.......5700 FT AGL.  
* TRANSPORT WINDS.....SOUTH AROUND 11 KNOTS.  
* VENTILATION CAT.....FAIR/41900 KNOT-FT.  
   
FORECAST DAYS 3 THROUGH 5
 
   
TUESDAY
 
SHOWERS LIKELY. HIGHS IN THE MID 50S ACROSS THE  
MOUNTAINS...IN THE MID 60S ALONG THE RIO GRANDE. EAST WINDS 5 TO  
10 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE UPPER 50S ACROSS THE MOUNTAINS...IN THE MID 60S ALONG  
THE RIO GRANDE. EAST WINDS 5 TO 10 MPH. MINIMUM RELATIVE HUMIDITY  
ABOVE 15 PERCENT.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S ACROSS THE  
MOUNTAINS...IN THE UPPER 60S ALONG THE RIO GRANDE. EAST WINDS AROUND  
5 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.  
 

 
 
TXZ045>048-050>053-058>063-067>070-075-082-220830-  
GAINES-DAWSON-BORDEN-SCURRY-ANDREWS-MARTIN-HOWARD-MITCHELL-  
REEVES COUNTY AND UPPER TRANS PECOS-LOVING-WINKLER-ECTOR-MIDLAND-  
GLASSCOCK-WARD-CRANE-UPTON-REAGAN-PECOS-TERRELL-  
INCLUDING THE CITIES OF SEMINOLE, LAMESA, GAIL, SNYDER, ANDREWS,  
STANTON, BIG SPRING, COLORADO CITY, PECOS, MENTONE, KERMIT, ODESSA,  
MIDLAND, GARDEN CITY, MONAHANS, CRANE, MCCAMEY, RANKIN, BIG LAKE,  
FORT STOCKTON, DRYDEN, AND SANDERSON  
326 AM CDT SUN OCT 21 2018  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). SLIGHT CHANCE  
OF SHOWERS.  
* MAX TEMPERATURE.....IN THE MID 60S.  
* 24 HR TREND......UNCHANGED.  
* MIN HUMIDITY........40-50 PERCENT.  
* 24 HR TREND......20 PERCENT DRIER.  
* WIND 20FT...........SOUTHEAST WINDS 5 TO 10 MPH.  
* LAL.................1.  
* CHANCE OF PRECIP....20 PERCENT.  
* HAINES INDEX........3 VERY LOW.  
* WIND 10000 FT MSL...SOUTH AROUND 20 MPH.  
* MIXING HEIGHT.......4900 FT AGL.  
* TRANSPORT WINDS.....SOUTHEAST AROUND 15 KNOTS.  
* VENTILATION CAT.....FAIR/54600 KNOT-FT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT).  
* MIN TEMPERATURE.....IN THE UPPER 40S.  
* 24 HR TREND......1 DEGREE COOLER.  
* MAX HUMIDITY........75-95 PERCENT.  
* 24 HR TREND......1 PERCENT DRIER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* HAINES INDEX........2 VERY LOW.  
* WIND 10000 FT MSL...SOUTHWEST 10 TO 15 MPH.  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY SUNNY (65-75 PERCENT). SLIGHT CHANCE  
OF SHOWERS.  
* MAX TEMPERATURE.....65 TO 70.  
* 24 HR TREND......2 DEGREES WARMER.  
* MIN HUMIDITY........50-60 PERCENT.  
* 24 HR TREND......11 PERCENT WETTER.  
* WIND 20FT...........SOUTH WINDS 5 TO 10 MPH.  
* LAL.................1.  
* CHANCE OF PRECIP....20 PERCENT.  
* HAINES INDEX........2 VERY LOW.  
* WIND 10000 FT MSL...SOUTH AROUND 10 MPH.  
* MIXING HEIGHT.......4200 FT AGL.  
* TRANSPORT WINDS.....SOUTH AROUND 17 KNOTS.  
* VENTILATION CAT.....POOR/31900 KNOT-FT.  
   
FORECAST DAYS 3 THROUGH 5
 
   
TUESDAY
 
SHOWERS LIKELY. HIGHS IN THE UPPER 50S. EAST WINDS 5 TO  
10 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
WEDNESDAY
 
SHOWERS LIKELY. HIGHS IN THE UPPER 50S. EAST WINDS 5 TO  
10 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.    
THURSDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 60S. EAST WINDS 5 TO  
10 MPH. MINIMUM RELATIVE HUMIDITY ABOVE 15 PERCENT.  
 

 
 
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