016  
FNUS74 KMAF 190539  
FWSMAF  
 
SPOT FORECAST FOR CROWN MOUNTAIN FIRE...NATIONAL PARK SERVICE  
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX  
1239 AM CDT FRI MAY 19 2017  
 
FORECAST IS BASED ON REQUEST TIME OF 0600 CDT ON MAY 19.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
LIGHT TO MODEST WESTERLY DOWNSLOPING OR CROSS-SLOPING WINDS ARE  
EXPECTED TODAY AT THE BURN SITE. HUMIDITIES THIS AFTERNOON WILL  
DROP BELOW 15 PERCENT AGAIN BUT WIND SPEEDS SHOULD BE WELL BELOW  
CRITICAL FIRE WEATHER LEVELS.  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (10-20 PERCENT).  
LAL.................NO TSTMS.  
MAX TEMPERATURE.....AROUND 83.  
MIN HUMIDITY........9 PERCENT.  
WIND (20 FT)........WEST WINDS 6 TO 11 MPH.  
MIXING HEIGHT.......0-1900 FT AGL INCREASING TO 12400 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 16 MPH SHIFTING TO THE  
SOUTHWEST AROUND 13 MPH.  
HAINES INDEX........3 VERY LOW.  
CHANCE OF PCPN......0 PERCENT.  
 
TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM  
SKY COVER.......MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
LAL.............1 1 1 1 1 1  
TEMP............63 67 70 70 76 82  
RH..............21 20 20 18 14 10  
20 FT WIND DIR..NW NW W W SW SW  
20 FT WIND SPD..14 11 9 9 8 8  
20 FT WIND GUST. 15  
MIX HGT (FT)....BLW100 1900 4000 6200 8800 11500  
TRANSP WIND DIR.NW NW NW W SW SW  
TRANSP WIND SPD.16 8 10 9 12 13  
HAINES INDEX....3 3 3 3 3 3  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
LAL.................NO TSTMS.  
MIN TEMPERATURE.....AROUND 61.  
MAX HUMIDITY........46 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 8 TO 13 MPH.  
MIXING HEIGHT.......11800 FT AGL DECREASING TO 0 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH SHIFTING TO THE  
NORTHEAST AROUND 11 MPH EARLY IN THE EVENING.  
HAINES INDEX........4 TO 6 LOW TO HIGH.  
CHANCE OF PCPN......10 PERCENT.  
 
TIME (CDT) 7 PM 10 PM 1 AM 4 AM  
SKY COVER.......MCLEAR MCLEAR MCLEAR MCLEAR  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).10 10 10 10  
LAL.............1 1 1 1  
TEMP............83 83 80 69  
RH..............10 12 17 30  
20 FT WIND DIR..S E E NE  
20 FT WIND SPD..7 7 11 13  
20 FT WIND GUST.10 10 15 15  
MIX HGT (FT)....11800 BLW100 BLW100 BLW100  
TRANSP WIND DIR.SW E NE NE  
TRANSP WIND SPD.10 7 12 12  
HAINES INDEX....5 6 6 4  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS.  
LAL.................1-8 STRIKES.  
MAX TEMPERATURE.....AROUND 78.  
MIN HUMIDITY........30 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 9 TO 14 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS.  
MIXING HEIGHT.......0-1700 FT AGL INCREASING TO 5000-6700 FT AGL.  
TRANSPORT WINDS.....NORTHEAST AROUND 14 MPH.  
HAINES INDEX........3 VERY LOW.  
CHANCE OF PCPN......20 PERCENT.  
 
TIME (CDT) 7 AM 10 AM 1 PM 4 PM  
SKY COVER.......PCLDY PCLDY PCLDY MCLDY  
WEATHER COV.....S CHC S CHC S CHC S CHC  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........S CHC S CHC S CHC S CHC  
CHC OF PCPN (%).20 20 20 20  
LAL.............2 2 2 2  
TEMP............61 67 58 59  
RH..............44 45 62 67  
20 FT WIND DIR..NE NE NE NE  
20 FT WIND SPD..12 13 12 13  
20 FT WIND GUST. 15 15  
MIX HGT (FT)....BLW100 1700 5600 6600  
TRANSP WIND DIR.NE NE NE NE  
TRANSP WIND SPD.10 12 17 12  
HAINES INDEX....3 3 3 3  
 

 
FORECASTER...HENNIG  
REQUESTED BY...RICHARD GATEWOOD  
TYPE OF REQUEST...WILDFIRE  
.TAG 1709593.2/MAF  
 
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