464  
FNUS74 KAMA 181858  
FWSAMA  
 
SPOT FORECAST FOR HIGHWAY 136...TEXAS FOREST SERVICE  
NATIONAL WEATHER SERVICE AMARILLO TX  
1258 PM CST SUN FEB 18 2018  
 
FORECAST IS BASED ON REQUEST TIME OF 1400 CST ON FEBRUARY 18.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (806) 335-1421, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
 
SOUTHWEST WINDS WILL CONTINUE TO GUST TO AROUND 40 MPH THROUGH ABOUT  
630 PM. SOUTHWEST WINDS WILL CONTINUE THIS EVENING AT SPEEDS AROUND 25  
MPH. NO WIND SHIFTS ARE EXPECTED.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
LAL.................NO TSTMS.  
MAX TEMPERATURE.....AROUND 75.  
MIN HUMIDITY........22 PERCENT.  
WIND (20 FT)........BREEZY. SOUTHWEST WINDS 23 TO 26 MPH WITH GUSTS  
TO AROUND 41 MPH.  
MIXING HEIGHT.......5500-6500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 37 TO 38 MPH.  
SMOKE DISPERSAL.....EXCELLENT (176800 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
 
TIME (CST) 2 PM 4 PM  
SKY COVER.......PCLDY PCLDY  
WEATHER COV.....  
WEATHER TYPE....NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0  
LAL.............1 1  
TEMP............71 75  
RH..............28 22  
20 FT WIND......SW 26 SW 24  
20 FT WIND GUST.40 39  
MIX HGT (KFT)...5.5 6.0  
TRANSP WIND DIR.SW SW  
TRANSP WIND SPD.37 38  
HAINES INDEX....4 4  
VRATE KT-FT/1000177 199  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
LAL.................NO TSTMS.  
MIN TEMPERATURE.....AROUND 50.  
MAX HUMIDITY........63 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 17 TO 22 MPH.  
MIXING HEIGHT.......6000 FT AGL DECREASING TO 0 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 26 TO 33 MPH DECREASING TO 12 TO 18  
MPH EARLY IN THE EVENING.  
SMOKE DISPERSAL.....EXCELLENT (174000 KNOT-FT) DECREASING TO POOR  
TO GOOD (0-32400 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY COVER.......PCLDY 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............70 64 60 58 55 53  
RH..............29 37 46 51 55 57  
20 FT WIND......SW 22 SW 21 SW 18 S 17 S 17 SW 17  
20 FT WIND GUST.33 32 26 25 25 25  
MIX HGT (KFT)...6.0 2.0 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.SW SW S SW SW SW  
TRANSP WIND SPD.33 18 12 15 16 15  
HAINES INDEX....2 2 2 2 2 2  
VRATE KT-FT/1000174 32 0 0 0 0  
   
WASHINGTONS BIRTHDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
LAL.................NO TSTMS.  
MAX TEMPERATURE.....AROUND 72.  
MIN HUMIDITY........20 PERCENT.  
WIND (20 FT)........BREEZY. SOUTHWEST WINDS 17 TO 25 MPH. GUSTS UP  
TO 40 MPH LATE IN THE MORNING.  
MIXING HEIGHT.......0-500 FT AGL INCREASING TO 6000-6500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 14 TO 23 MPH INCREASING TO 37 TO 40  
MPH.  
SMOKE DISPERSAL.....POOR (0 KNOT-FT) INCREASING TO EXCELLENT  
(188500 KNOT-FT).  
HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY COVER.......MCLEAR MCLEAR MCLEAR PCLDY PCLDY PCLDY  
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............51 51 61 69 71 72  
RH..............59 56 38 25 23 21  
20 FT WIND......SW 17 SW 20 SW 22 SW 24 SW 25 SW 24  
20 FT WIND GUST.25 29 33 39 40 39  
MIX HGT (KFT)...0.1 0.5 2.5 6.5 6.5 6.5  
TRANSP WIND DIR.SW SW SW SW SW SW  
TRANSP WIND SPD.14 20 26 33 33 37  
HAINES INDEX....2 2 2 3 3 3  
VRATE KT-FT/10000 8 59 189 189 208  
 

 
FORECASTER...COCKRELL  
REQUESTED BY...DEWEY WATSON  
TYPE OF REQUEST...WILDFIRE  
.TAG 1802120.0/AMA  
 
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