729  
FNUS71 KAKQ 091238  
FWSAKQ  
 
SPOT FORECAST FOR TA 22A WILDLIFE FIELDS...US ARMY, FORT AP HILL  
NATIONAL WEATHER SERVICE WAKEFIELD VA  
738 AM EST SAT FEB 9 2019  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 EST ON FEBRUARY 09.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE AT 757-899-5734.  
   
DISCUSSION
 
 
CANADIAN HIGH PRESSURE BUILDS SETTLES OVER THE LOCAL AREA TODAY  
INTO SUNDAY, BRINGING COLDER AND DRY CONDITIONS. HIGH CLOUDS THIS  
MORNING WILL PUSH SOUTH OF THE AREA BY THIS AFTERNOON. HIGH  
PRESSURE MOVES OFF THE COAST SUNDAY NIGHT, WITH THE NEXT SYSTEM  
BRINGING A CHANCE FOR PRECIPITATION SUNDAY NIGHT THROUGH TUESDAY.  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) THEN BECOMING  
SUNNY (5-15 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 39.  
MIN HUMIDITY........18 PERCENT.  
WIND (20 FT)........NORTH WINDS 5 TO 9 MPH.  
MIXING HEIGHT.......900-2800 FT AGL INCREASING TO 2600-3500 FT AGL  
IN THE AFTERNOON.  
TRANSPORT WINDS.....NORTH 21 TO 28 MPH DECREASING TO 13 TO 18 MPH  
LATE IN THE MORNING.  
SMOKE DISPERSAL.....FAIR TO GOOD (21600-42300 KNOT-FT).  
LVORI...............2.  
ADI.................32 INCREASING TO 49 EARLY IN THE MORNING, THEN  
INCREASING TO 53 IN THE LATE MORNING AND  
AFTERNOON DECREASING TO 38 LATE IN THE  
AFTERNOON.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
 
TIME (EST) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........47 35 23 11 8 4 0 0  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0  
TEMP............33 36 36 38 39 39 38 35  
RH..............30 24 23 19 19 18 19 23  
20 FT WIND DIR..N N N N N N N N  
20 FT WIND SPD..8 7 7 6 6 6 6 5  
20 FT WIND GUST.13 12 12 10 10 10 10 7  
MIX HGT (KFT)...2.3 2.6 2.8 3.0 3.2 3.4 3.5 2.6  
TRANSP WIND DIR.N N N N N N N N  
TRANSP WIND SPD.21 18 17 16 15 15 14 13  
LVORI...........1 1 1 1 1 1 1 1  
ADI.............57 55 53 52 50 49 48 38  
HAINES INDEX....4 4 4 4 4 4 4 4  
VRATE KT-FT/100042 42 42 42 42 42 42 29  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR (0-5 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 17.  
MAX HUMIDITY........64 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......300-1600 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 5 TO 13 MPH DECREASING TO AROUND 3  
MPH EARLY IN THE MORNING.  
SMOKE DISPERSAL.....POOR TO FAIR (900-16700 KNOT-FT).  
LVORI...............3.  
ADI.................4.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
 
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........0 0 0 0 0 1 3 4 4 3 3 4  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............31 28 26 25 24 23 23 22 22 20 19 19  
RH..............30 37 40 44 47 50 50 54 52 56 59 61  
20 FT WIND DIR..N NE NE NE NE NE NE NE NE N N NW  
20 FT WIND SPD..4 3 3 2 2 2 2 1 1 1 1 1  
20 FT WIND GUST.6 5 4 4 2 2 2 2  
MIX HGT (KFT)...1.6 0.6 0.5 0.4 0.4 0.3 0.3 0.3 0.3 0.3 0.3 0.3  
TRANSP WIND DIR.N N N N N N N N N NW NW NW  
TRANSP WIND SPD.13 12 12 12 12 10 8 7 6 5 5 3  
LVORI...........2 2 2 2 2 2 2 2 2 3 3 3  
ADI.............5 5 5 5 5 5 4 3 3 2 2 2  
HAINES INDEX....4 4 4 4 4 4 4 4 4 4 4 4  
VRATE KT-FT/100017 6 5 5 4 3 2 2 1 1 1 1  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY (15-25 PERCENT) THEN BECOMING PARTLY  
SUNNY (60-70 PERCENT) THEN BECOMING CLOUDY  
(85-95 PERCENT). SLIGHT CHANCE OF RAIN LATE IN  
THE AFTERNOON.  
CHANCE OF PCPN......20 PERCENT.  
MAX TEMPERATURE.....AROUND 42.  
MIN HUMIDITY........27 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......300-2000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 14 MPH INCREASING TO 15 TO 23  
MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO GOOD (900-31300 KNOT-FT).  
LVORI...............2.  
ADI.................8 INCREASING TO 33.  
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 (EST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........4 8 13 40 65 91  
WEATHER COV..... S CHC  
WEATHER TYPE....NONE NONE NONE NONE NONE RAIN  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 20  
TEMP............18 23 34 38 41 42  
RH..............64 52 35 31 29 30  
20 FT WIND......W 1 S 1 S 3 S 4 S 4 S 4  
20 FT WIND GUST. 2 6 6 6 6  
MIX HGT (FT)....300 600 1200 1700 2000 2000  
TRANSPORT WIND..W 5 SW 7 SW 12 SW 15 SW 16 SW 18  
LVORI...........3 2 2 1 1 1  
ADI.............4 7 18 33 32 35  
HAINES INDEX....4 4 4 4 4 4  
VRATE KT-FT/10001 3 12 22 28 31  
 

 
FORECASTER...ZIMMERMAN  
REQUESTED BY...CHRIS MCCLELLAND  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1901248.0/AKQ  
.DELDT 02/09/19  
.EMAIL CHRISTOPHER.S.MCCLELLAND.CIV@MAIL.MIL  
 
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