201  
FNUS74 KEWX 211344  
FWSEWX  
 
SPOT FORECAST FOR ROYAL PINES...TEXAS A&M FOREST SERVICE  
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX  
844 AM CDT MON AUG 21 2017  
 
FORECAST IS BASED ON REQUEST TIME OF 0900 CDT ON AUGUST 21.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
FEW TO SCATTERED LOW LEVEL CLOUDS ARE EXPECTED ACROSS THE ROYAL PINES  
AREA FOR THE REST OF TODAY WITH HIGHS IN THE 97 TO 99 DEGREES RANGE. LIGHT  
AND VARIABLE WINDS WILL PERSIST THROUGH THE REST OF THIS MORNING AND  
BECOMING SOUTHEASTERLY 5 TO 10 MPH IN THE AFTERNOON. ISOLATED SHOWERS AND EVEN  
A THUNDERSTORM COULD BE POSSIBLE THIS AFTERNOON NEARBY OR JUST TO THE SOUTHEAST  
OF THE ROYAL PINES AS COASTAL PLAINS ACTIVITY PUSHES INLAND.  
ANY STORM THAT DEVELOPS COULD PRODUCE WIND GUSTS OF 20 TO 25 MPH.  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
CWR.................2 PERCENT.  
LAL.................NO TSTMS UNTIL 1300, THEN 1-8 STRIKES.  
MAX TEMPERATURE.....AROUND 98.  
MIN HUMIDITY........39 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHEAST 5 TO 8 MPH IN  
THE AFTERNOON.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 8 MPH IN  
THE AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS IN THE AFTERNOON.  
MIXING HEIGHT.......300-1400 FT AGL INCREASING TO 8100-8300 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 2 TO 10 MPH INCREASING TO AROUND 13  
MPH LATE IN THE AFTERNOON.  
HAINES INDEX........3 TO 4 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR  
LARGE PLUME DOMINATED FIRE GROWTH.  
 
TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........32 44 46 48 50 48 46 43 44  
WEATHER COV..... SCH SCH SCH SCH SCH  
WEATHER TYPE.... RW RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH SCH  
CWR.............0 0 0 0 0 0 0 0 0  
LAL.............1 1 1 1 2 2 2 2 2  
TEMP............82 85 88 91 93 94 97 98 98  
RH..............77 70 63 54 49 46 40 39 39  
20 FT WIND DIR..S S S SE SE SE SE SE SE  
20 FT WIND SPD..4 5 5 5 6 6 6 7 8  
20 FT WIND GUST.5 15 15 15 15  
EYE LVL WND DIR.S S S SE SE SE SE SE SE  
EYE LVL WND SPD.2 3 3 3 4 4 4 4 5  
EYE LVL WND GST.5 15 15 15 15  
MIX HGT (KFT)...3.6 4.6 5.1 6.0 6.4 6.9 7.8 8.3 8.1  
TRANSP WIND DIR.SE SE SE SE S SE SE SE SE  
TRANSP WIND SPD.3 5 5 6 7 8 9 10 13  
HAINES INDEX....3 4 4 4 4 4 4 4 4  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.  
CWR.................2 PERCENT.  
LAL.................1-8 STRIKES UNTIL 1900, THEN NO TSTMS.  
MIN TEMPERATURE.....AROUND 74.  
MAX HUMIDITY........94 PERCENT.  
EYE LEVEL WINDS.....SOUTH WINDS 5 TO 8 MPH UNTIL EARLY MORNING  
BECOMING LIGHT.  
WIND (20 FT)........SOUTH WINDS 5 TO 8 MPH UNTIL EARLY MORNING  
BECOMING LIGHT. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
EVENING.  
MIXING HEIGHT.......6500-7900 FT AGL DECREASING TO 1100-1500 FT  
AGL.  
TRANSPORT WINDS.....SOUTHWEST 8 TO 14 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).  
CWR.................1 PERCENT.  
LAL.................NO TSTMS.  
MAX TEMPERATURE.....AROUND 99.  
MIN HUMIDITY........34 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH  
LATE IN THE AFTERNOON.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH  
LATE IN THE AFTERNOON.  
MIXING HEIGHT.......1400-2100 FT AGL INCREASING TO 8200-8900 FT  
AGL.  
TRANSPORT WINDS.....SOUTHEAST 3 TO 8 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
 

 
FORECASTER...17  
REQUESTED BY...TEXAS A&M FOREST SERVICE  
TYPE OF REQUEST...WILDFIRE  
.TAG 1714636.1/EWX  
.EMAIL SHAMRICK@TFS.TAMU.EDU  
 
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