662  
FNUS74 KAMA 222016  
FWSAMA  
 
SPOT FORECAST FOR HAY FIRE...CANYON FD  
NATIONAL WEATHER SERVICE AMARILLO TX  
316 PM CDT WED MAY 22 2019  
 
FORECAST IS BASED ON FORECAST START TIME OF 1600 CDT ON MAY 22.  
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 15 TO 20 MPH WILL CONTINUE THROUGH SUNSET, AND  
WILL DIMINISH TO AROUND 10 MPH OR LESS AFTER SUNSET. SKIES WILL BE  
MOSTLY CLEAR THROUGH THE EVENING. CLOUD COVER IS EXPECTED TO  
INCREASE OVERNIGHT. THERE MAY EVEN BE DRIZZLE IN THE EARLY MORNING  
HOURS. THERE'S A CHANCE OF THUNDERSTORMS IN THE MORNING TO EARLY  
AFTERNOON.  
 
WEBER  
 
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY (0-5 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
LAL.................NO TSTMS.  
MAX TEMPERATURE.....AROUND 85.  
MIN HUMIDITY........13 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 16 TO 17 MPH.  
MIXING HEIGHT.......9000 FT AGL.  
TRANSPORT WINDS.....SOUTH 30 TO 33 MPH.  
SMOKE DISPERSAL.....EXCELLENT (234000 KNOT-FT).  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (CDT) 4 PM  
SKY COVER.......CLEAR  
WEATHER COV.....  
WEATHER TYPE....NONE  
TSTM COV........  
CHC OF PCPN (%).10  
LAL.............1  
TEMP............84  
RH..............14  
20 FT WIND......SW 16  
20 FT WIND GUST.22  
MIX HGT (KFT)...9.0  
TRANSP WIND DIR.S  
TRANSP WIND SPD.30  
HAINES INDEX....5  
VRATE KT-FT/1000234  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING.  
CHANCE OF PCPN......20 PERCENT.  
LAL.................NO TSTMS UNTIL 0400, THEN 1-8 STRIKES.  
MIN TEMPERATURE.....AROUND 57.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........SOUTH WINDS 10 TO 17 MPH DECREASING TO 7 TO 10  
MPH IN THE LATE EVENING AND OVERNIGHT. GUSTY  
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS  
EARLY IN THE MORNING.  
MIXING HEIGHT.......8500 FT AGL DECREASING TO 0-500 FT AGL.  
TRANSPORT WINDS.....SOUTH 33 TO 35 MPH DECREASING TO 16 TO 25 MPH  
EARLY IN THE EVENING, THEN DECREASING TO 7 TO  
16 MPH IN THE LATE EVENING AND EARLY MORNING  
INCREASING TO 20 TO 22 MPH EARLY IN THE  
MORNING.  
SMOKE DISPERSAL.....EXCELLENT (246500 KNOT-FT) DECREASING TO POOR  
TO GOOD (0-40900 KNOT-FT).  
HAINES INDEX........4 TO 5 OR OR LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL  
FOR LARGE PLUME DOMINATED FIRE GROWTH.  
 
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY COVER.......CLEAR CLEAR CLEAR MCLEAR MCLEAR PCLDY  
WEATHER COV..... S CHC  
WEATHER TYPE....NONE NONE NONE NONE NONE RNSHWR  
TSTM COV........ S CHC  
CHC OF PCPN (%).10 10 10 10 10 20  
LAL.............1 1 1 1 1 2  
TEMP............85 77 65 59 58 57  
RH..............14 18 29 40 53 79  
20 FT WIND......SW 17 S 14 S 7 S 8 S 9 S 9  
20 FT WIND GUST.23 18 8 9 11 11  
MIX HGT (KFT)...8.5 5.5 0.1 0.1 0.5 0.5  
TRANSP WIND DIR.S S S S S S  
TRANSP WIND SPD.35 25 8 9 16 22  
HAINES INDEX....5 5 5 5 4 4  
VRATE KT-FT/1000257 122 0 0 7 10  
   
THURSDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING,  
THEN CHANCE OF SHOWERS AND THUNDERSTORMS.  
CHANCE OF PCPN......50 PERCENT.  
LAL.................1-8 STRIKES UNTIL 0700, THEN 16-25 STRIKES.  
MAX TEMPERATURE.....AROUND 83.  
MIN HUMIDITY........33 PERCENT.  
WIND (20 FT)........SOUTH WINDS 10 TO 17 MPH INCREASING TO AROUND  
20 MPH LATE IN THE AFTERNOON. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS.  
MIXING HEIGHT.......0-1500 FT AGL INCREASING TO 9500-10000 FT AGL.  
TRANSPORT WINDS.....SOUTH 13 TO 22 MPH INCREASING TO 23 TO 31 MPH  
EARLY IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO GOOD (0-36400 KNOT-FT) INCREASING TO  
EXCELLENT (228000 KNOT-FT).  
HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR  
LARGE PLUME DOMINATED FIRE GROWTH.  
 
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY COVER.......MCLDY MCLDY MCLDY MCLDY PCLDY PCLDY  
WEATHER COV.....S CHC CHANCE CHANCE CHANCE CHANCE CHANCE  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........S CHC CHANCE CHANCE CHANCE CHANCE CHANCE  
CHC OF PCPN (%).20 50 50 50 40 40  
LAL.............2 4 4 4 4 4  
TEMP............57 61 69 75 79 83  
RH..............96 95 79 58 45 35  
20 FT WIND......S 10 S 12 S 14 S 14 S 15 S 20  
20 FT WIND GUST.14 14 18 18 21 26  
MIX HGT (KFT)...0.5 1.5 4.0 4.5 6.5 9.5  
TRANSP WIND DIR.S S S S S S  
TRANSP WIND SPD.15 14 20 21 23 28  
HAINES INDEX....4 3 3 3 3 3  
VRATE KT-FT/10007 18 68 82 133 228  
 

 
FORECASTER...WEBER  
REQUESTED BY...CAPT. VINCE WHITFILL  
TYPE OF REQUEST...WILDFIRE  
.TAG 1909770.0/AMA  
.DELDT 05/22/19  
 
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