294  
FNUS74 KSJT 212247  
FWSSJT  
 
SPOT FORECAST FOR 1226...TEXAS A&M FOREST SERVICE  
NATIONAL WEATHER SERVICE SAN ANGELO TX  
447 PM CST SUN JAN 21 2018  
 
FORECAST IS BASED ON REQUEST TIME OF 1700 CST ON JANUARY 21.  
PLEASE CONTACT OUR OFFICE AT 325-944-3030 IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
..RED FLAG WARNING IN EFFECT UNTIL 7 PM CST THIS EVENING
 
   
..WIND ADVISORY IN EFFECT UNTIL 7 PM CST THIS EVENING
 
 
   
DISCUSSION
 
 
THE WINDS SHOULD DECREASE TO LESS THAN 20 MPH AFTER 7 PM THIS  
EVENING AS MIXING OF THE HIGHER WINDS ALOFT TO THE SURFACE ENDS.  
ELEVATED TO NEAR CRITICAL FIRE WEATHER CONDITIONS CAN BE EXPECTED  
AGAIN ON MONDAY WITH GUSTY NORTHWEST WINDS OF 15 TO 25 MPH, AND  
RH'S OF 15 TO 20 PERCENT. THERE IS SOME UNCERTAINTY AS TO THE  
COVERAGE OF WIND SPEEDS OVER 20 MPH ACROSS THE AREA, BUT LOCATIONS  
NORTH AND EAST OF A ROBY TO ABILENE TO BROWNWOOD LINE HAVE THE  
BEST CHANCE TO SEE RED FLAG CONDITIONS.  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-5 PERCENT).  
LAL.................NO TSTMS.  
TEMPERATURE.........MIN 36.  
RH..................MAX 50 PERCENT.  
WIND (20 FT)........WEST WINDS 12 TO 20 MPH WITH GUSTS TO AROUND 35  
MPH DECREASING TO AROUND 10 MPH LATE IN THE  
NIGHT.  
HAINES INDEX........4 TO 5 OR LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL  
FOR LARGE PLUME DOMINATED FIRE GROWTH.  
 
TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........2 2 1 1 1 1  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
LAL.............1 1 1 1 1 1  
TEMP............60 52 49 47 44 39  
RH..............15 22 25 28 33 42  
20 FT WIND......W 20 SW 15 SW 14 W 14 W 12 W 10  
20 FT WIND GUST.35 25 25 25 20 15  
HAINES INDEX....5 5 5 5 5 4  
   
MONDAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
LAL.................NO TSTMS.  
TEMPERATURE.........MAX 59.  
RH..................MIN 17 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 10 TO 18 MPH. GUSTS UP TO 25  
MPH INCREASING TO 30 MPH LATE IN THE MORNING.  
HAINES INDEX........4 TO 5 OR LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL  
FOR LARGE PLUME DOMINATED FIRE GROWTH.  
 
TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........2 2 3 3 3 4  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
LAL.............1 1 1 1 1 1  
TEMP............37 36 46 53 57 59  
RH..............48 50 32 25 21 17  
20 FT WIND......W 10 W 12 NW 15 NW 18 NW 18 NW 14  
20 FT WIND GUST.15 20 25 30 30 25  
HAINES INDEX....4 4 4 5 5 5  
 

 
FORECASTER...HUBER  
REQUESTED BY...MERKEL TFS  
TYPE OF REQUEST...WILDFIRE  
.TAG 1800662.0/SJT  
 
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