629  
FNUS71 KLWX 262039  
FWSLWX  
 
SPOT FORECAST FOR JIM LANE RD WILDFIRE...VA DEPARTMENT OF FORESTETRY  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
439 PM EDT THU MAR 26 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1700 EDT ON MARCH 26.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
RELATIVE HUMIDITY VALUES ARE EXPECTED TO DROP BACK INTO THE 30S AND  
40S THIS AFTERNOON, WITH SOUTHWEST WINDS GUSTING TO AROUND 20 TO 25  
MPH. A COLD FRONT WILL MOVE THROUGH OVERNIGHT INTO EARLY TOMORROW  
MORNING, LEADING TO A SHIFT TO NORTHERLY WINDS. HIGHER RHS AND  
CHANCES FOR SHOWERS WILL MOVE IN BEHIND THE FRONT FOR THE DAY FRIDAY.  
 
DEPENDING ON HOW MUCH RAIN WE RECEIVE ON FRIDAY, FIRE WEATHER  
CONDITIONS MAY POTENTIALLY BECOME AN ISSUE THIS WEEKEND. MINIMUM RH  
VALUES ARE FORECAST TO BE IN THE 20S BOTH DAYS THIS WEEKEND, WITH  
WINDS GUSTING TO AROUND 15 TO 20 MPH OUT OF THE NORTHWEST ON  
SATURDAY, AND THEN OUT OF THE SOUTH ON SUNDAY.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
CWR.................10 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 81.  
MIN HUMIDITY........36 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS AROUND 12 MPH.  
MIXING HEIGHT.......5700 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 25 MPH.  
SMOKE DISPERSAL.....EXCELLENT (125100 KNOT-FT).  
EYE LEVEL WINDS.....SOUTHWEST WINDS AROUND 7 MPH.  
 
TIME (EDT) 5PM  
SKY (%).........35  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............10  
CHC OF THDR (%).0  
TEMP............81  
RH..............38  
20 FT WIND DIR..SW  
20 FT WIND SPD..12  
20 FT WIND GUST.22  
EYE LVL WND DIR.SW  
EYE LVL WND SPD.7  
EYE LVL WND GST.13  
MIX HGT (KFT)...5.7  
TRANSP WIND DIR.SW  
TRANSP WIND SPD.25  
VRATE KT-FT/1K..125  
VENTRATE CAT....VGD  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (65-75 PERCENT).  
CWR.................10 PERCENT.  
CHANCE OF THUNDER...2 PERCENT.  
MIN TEMPERATURE.....AROUND 58.  
MAX HUMIDITY........84 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 9 TO 14 MPH. GUSTS UP TO 26 MPH  
INCREASING TO 31 MPH LATE IN THE EVENING.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 24 MPH.  
SMOKE DISPERSAL.....EXCELLENT (82100 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (9000 KNOT-FT) LATE IN THE  
NIGHT.  
EYE LEVEL WINDS.....SOUTHWEST WINDS 5 TO 8 MPH. GUSTS UP TO 26 MPH  
INCREASING TO 31 MPH LATE IN THE EVENING.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........30 21 17 21 18 29 33 50 59 61 72 76  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............10 10 0 0 0 0 0 0 0 10 10 10  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............81 77 77 74 73 73 72 70 69 69 68 66  
RH..............38 42 42 46 49 49 51 55 61 59 63 68  
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW  
20 FT WIND SPD..12 12 10 12 13 14 12 14 12 12 10 9  
20 FT WIND GUST.21 21 24 25 26 31 29 26 23 24 22 18  
EYE LVL WND DIR.SW SW SW SW SW SW SW SW SW SW SW SW  
EYE LVL WND SPD.7 7 6 7 8 8 7 8 7 7 6 5  
EYE LVL WND GST.13 13 14 15 16 19 17 16 14 14 13 11  
MIX HGT (KFT)...3.9 0.8 0.8 0.7 0.6 0.6 0.7 0.7 0.8 0.7 0.7 0.8  
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.24 20 18 20 22 21 21 18 16 15 15 15  
VRATE KT-FT/1K..82 13 12 11 12 11 12 11 11 9 9 10  
VENTRATE CAT....GD PR PR PR PR PR PR PR PR PR PR PR  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). SLIGHT CHANCE OF  
RAIN IN THE MORNING, THEN RAIN IN THE  
AFTERNOON.  
CWR.................10 PERCENT INCREASING TO 90 PERCENT.  
CHANCE OF THUNDER...6 PERCENT.  
MAX TEMPERATURE.....AROUND 73.  
MIN HUMIDITY........63 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 8 TO 9 MPH WITH GUSTS TO AROUND  
21 MPH SHIFTING TO THE NORTHWEST AROUND 10 MPH  
WITH GUSTS TO AROUND 21 MPH LATE IN THE  
MORNING, THEN SHIFTING TO THE NORTHEAST 9 TO 13  
MPH LATE IN THE MORNING.  
MIXING HEIGHT.......2300 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 13 TO 14 MPH SHIFTING TO THE  
NORTHEAST 17 TO 20 MPH LATE IN THE MORNING.  
SMOKE DISPERSAL.....POOR (7700 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (39000 KNOT-FT) IN THE  
AFTERNOON.  
EYE LEVEL WINDS.....SOUTHWEST WINDS AROUND 5 MPH WITH GUSTS TO  
AROUND 13 MPH SHIFTING TO THE NORTHWEST AROUND  
6 MPH WITH GUSTS TO AROUND 13 MPH LATE IN THE  
MORNING, THEN SHIFTING TO THE NORTHEAST 5 TO 8  
MPH LATE IN THE MORNING.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........80 87 82 84 78 77 91 88 94 92 92 93  
WEATHER COV..... SCH SCH CHC CHC LKY DEF DEF  
WEATHER TYPE.... RN RN RN RN RN RN RN  
TSTM COV........  
CWR.............10 10 10 10 10 20 20 30 50 70 90 90  
CHC OF THDR (%).0 0 0 0 0 10 10 10 10 10 10 0  
TEMP............65 64 61 65 70 72 69 68 67 62 60 56  
RH..............70 73 84 75 66 64 66 65 65 75 75 83  
20 FT WIND DIR..SW SW SW W NW N NE NE NE NE NE NE  
20 FT WIND SPD..8 8 8 9 10 9 10 10 13 13 12 12  
20 FT WIND GUST.18 18 18 21 21 17 17 18 21 22 22 21  
EYE LVL WND DIR.SW SW SW W NW N NE NE NE NE NE NE  
EYE LVL WND SPD.5 5 5 5 6 5 6 6 8 8 7 7  
EYE LVL WND GST.11 11 11 13 13 10 10 11 13 13 13 13  
MIX HGT (KFT)...0.7 0.7 0.7 0.9 1.5 2.3 2.1 2.1 1.9 2.1 2.0 1.5  
TRANSP WIND DIR.SW SW SW SW NW NE NE NE NE NE NE NE  
TRANSP WIND SPD.14 14 13 13 10 20 18 18 17 18 20 18  
VRATE KT-FT/1K..8 8 8 10 14 39 34 33 29 34 33 25  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
 
 
FORECASTER...ROSA  
REQUESTED BY...LDM  
TYPE OF REQUEST...WILDFIRE  
.TAG 2608055.0/LWX  
.DELDT 03/26/26  
.FORMATTERVERSION 2.0.0  
.EMAIL LUCAS.MARCEK@DOF.VIRGINIA.GOV  
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