129  
FNUS71 KAKQ 010933  
FWSAKQ  
 
SPOT FORECAST FOR VAJRR-FY18-RX-02...USFWS  
NATIONAL WEATHER SERVICE WAKEFIELD VA  
433 AM EST FRI DEC 1 2017  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 EST ON DECEMBER 01.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
A COLD FRONT CROSSES THE AREA THIS MORNING, FOLLOWED BY HIGH  
PRESSURE RETURNING THROUGH EARLY NEXT WEEK.  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....AROUND 59.  
MIN HUMIDITY........40 PERCENT.  
WIND (20 FT)........NORTH WINDS 5 TO 9 MPH.  
CHANCE OF PCPN......10 PERCENT.  
MIXING HEIGHT.......300-2100 FT AGL, INCREASING TO 2100-2600 FT AGL  
IN THE AFTERNOON.  
TRANSPORT WINDS.....NORTH 12 TO 20 MPH, DECREASING TO 9 TO 10 MPH  
LATE.  
HAINES INDEX........2 TO 4 OR VERY LOW TO LOW POTENTIAL FOR LARGE  
PLUME DOMINATED FIRE GROWTH.  
 
TIME (EST) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).............3 1 1 1 1 1 1 1 1  
WEATHER COV.........  
WEATHER TYPE........  
TSTM COV............  
TEMP................51 53 54 56 57 58 58 56 54  
RH..................63 57 50 47 43 42 40 43 46  
20 FT WIND DIR......N N N N N N N N N  
20 FT WIND SPD......6 7 6 6 6 5 5 4 3  
20 FT WIND GUST.....15 15 15 15 15 15 10 10 5  
MIX HGT (KFT).......1.1 1.6 1.8 2.1 2.3 2.4 2.5 2.6 2.1  
TRANSP WIND DIR.....N N N N N N N N N  
TRANSP WIND SPD.....20 20 17 15 13 12 10 9 9  
LVORI...............2 1 1 1 1 1 2 2 2  
ADI.................30 40 40 37 34 30 28 27 25  
CHC OF PCPN (%).....0 0 0 0 0 0 0 0 0  
HAINES INDEX........3 4 4 4 4 4 4 4 4  
VRATE KT-FT/1000....20 27 28 27 25 23 21 21 18  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
MIN TEMPERATURE.....AROUND 35.  
MAX HUMIDITY........89 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
CHANCE OF PCPN......0 PERCENT.  
MIXING HEIGHT.......300-1700 FT AGL.  
TRANSPORT WINDS.....NORTH 2 TO 10 MPH.  
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 (%).............1 1 1 1 1 1 1 1 5 9 13 17  
WEATHER COV.........  
WEATHER TYPE........  
TSTM COV............  
TEMP................50 47 45 44 43 42 41 40 40 39 38 37  
RH..................56 63 68 70 73 73 76 79 79 82 85 85  
20 FT WIND DIR......N NE NE NE NE NE N N N N N N  
20 FT WIND SPD......2 1 1 1 1 1 0 0 0 0 0 0  
20 FT WIND GUST.....5  
MIX HGT (KFT).......1.7 1.1 1.0 0.7 0.4 0.4 0.3 0.3 0.3 0.3 0.3 0.3  
TRANSP WIND DIR.....N N N N N N N N N N N N  
TRANSP WIND SPD.....10 10 9 7 5 3 2 2 2 2 2 2  
LVORI...............3 3 3 4 4 4 5 5 6 6 6 6  
ADI.................5 5 4 3 2 1 1 1 1 1 1 1  
CHC OF PCPN (%).....0 0 0 0 0 0 0 0 0 0 0 0  
HAINES INDEX........4 4 4 4 4 4 4 4 4 4 4 4  
VRATE KT-FT/1000....15 10 7 4 2 1 1 1 1 1 1 1  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
MAX TEMPERATURE.....AROUND 54.  
MIN HUMIDITY........45 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
CHANCE OF PCPN......0 PERCENT.  
MIXING HEIGHT.......300-1900 FT AGL, INCREASING TO 1700-2400 FT AGL  
IN THE AFTERNOON.  
TRANSPORT WINDS.....NORTHWEST 1 TO 3 MPH.  
HAINES INDEX........2 TO 4 OR VERY LOW TO LOW POTENTIAL FOR LARGE  
PLUME DOMINATED FIRE GROWTH.  
 
TIME (EST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).............21 30 39 49 52 48  
WEATHER COV.........  
WEATHER TYPE........NONE NONE NONE NONE NONE NONE  
TSTM COV............  
TEMP................36 39 45 51 53 51  
RH..................89 79 65 54 50 54  
20 FT WIND..........N 0 NE 1 E 2 S 2 S 2 S 2  
20 FT WIND GUST..... 5 5 5  
MIX HGT (FT)........300 500 1100 1900 2300 2400  
TRANSPORT WIND......N 2 N 2 N 3 N 1 NW 1 W 2  
LVORI...............6 5 3 2 2 2  
ADI.................2 3 5 2 2 7  
CHC OF PCPN (%).....0 0 0 0 0 0  
HAINES INDEX........4 4 4 3 3 2  
VRATE KT-FT/1000....1 1 3 3 2 5  
 

 
FORECASTER...SCALORA  
REQUESTED BY...PAUL RYAN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1718888.3/AKQ  
.EMAIL PAUL_RYAN@FWS.GOV  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab VA Page
The Nexlab NC Page
The Nexlab MD Page Main Text Page