494
FNUS71 KRNK 211518
FWSRNK
SPOT FORECAST FOR CUNNINGHAM STAND A...VIRGINIA DEPARTMENT OF FORESTRY
NATIONAL WEATHER SERVICE BLACKSBURG VA
1118 AM EDT WED OCT 21 2026
FORECAST IS BASED ON IGNITION TIME OF 1200 EDT ON OCTOBER 22.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
DRY WEATHER CONTINUES THROUGH THE BEGINNING OF NEXT WEEK, AS THE
AREA UNDER THE INFLUENCE OF SURFACE HIGH PRESSURE. DEEP MIXING OF
VERY DRY AIR ALOFT DURING THE AFTERNOONS WILL RESULT IN MINIMUM
RELATIVE HUMIDITY VALUES IN THE 20% TO 30%. NORTHERLY WINDS TODAY
AND THURSDAY 10 MPH OR LESS, AND NORTHEAST TO EASTERLY BY THE END
OF THE WEEK. TEMPERATURES WILL REMAIN NEAR SEASONAL NORMALS, WITH
HIGHS IN THE 60S AND 70S, AND LOWS IN THE 30S AND 40S.
NO MEASURABLE RAINFALL IS ANTICIPATED THROUGH THE SEVEN DAY
FORECAST, AND IS NOT LOOKING LIKELY THROUGH THE END OF THE MONTH.
THURSDAY
SKY/WEATHER.........SUNNY (0-5 PERCENT).
CWR (0.01 IN).......0 PERCENT.
MAX TEMPERATURE.....AROUND 69.
MIN HUMIDITY........23 PERCENT.
WIND (20 FT)........NORTH WINDS 5 TO 6 MPH IN THE AFTERNOON
BECOMING LIGHT.
MIXING HEIGHT.......4300 FT AGL.
MIXING WINDS........NORTH 14 TO 15 MPH.
SMOKE DISPERSAL.....GOOD (30000 KNOT-FT).
LVORI...............1.
ADI.................43 TO 73.
TIME (EDT) 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........2 2 2 2 1 1
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0
TEMP............64 67 69 69 69 69
RH..............32 28 24 24 23 24
20 FT WIND DIR..N N N N N N
20 FT WIND SPD..5 6 6 6 5 4
20 FT WIND GUST.7 10 10 10 8 6
MIX HGT (KFT)...2.9 3.4 3.9 4.3 4.0 2.5
MIXNG WIND DIR..N N N N N N
MIXNG WIND SPD..15 14 14 14 15 14
LVORI...........1 1 1 1 1 1
ADI.............52 60 65 73 70 43
VRATE MPH-FT/1K.42 49 54 62 59 35
THURSDAY NIGHT
SKY/WEATHER.........CLEAR (0-5 PERCENT).
CWR (0.01 IN).......0 PERCENT.
MIN TEMPERATURE.....AROUND 42.
MAX HUMIDITY........97 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTH 5 TO 6 MPH LATE IN
THE EVENING.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........NORTH 3 TO 10 MPH.
SMOKE DISPERSAL.....POOR (1000 KNOT-FT).
LVORI...............4.
ADI.................1 TO 14.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........1 1 2 0 1 1 1 1 1 1 2 2
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............64 60 53 51 49 48 47 46 45 44 44 43
RH..............29 32 61 62 64 67 70 74 77 81 84 87
20 FT WIND DIR..N N NE N N N N N N N N N
20 FT WIND SPD..4 3 4 3 4 5 5 5 5 5 6 6
20 FT WIND GUST.6 6 6 6 6 7 8 7 7 8 8 10
MIX HGT (KFT)...1.0 0.6 0.3 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.5
MIXNG WIND DIR..N N N N N N N N N N N N
MIXNG WIND SPD..10 7 3 3 5 6 6 6 6 6 7 8
LVORI...........2 2 3 3 3 3 3 3 4 5 5 6
ADI.............14 3 2 1 2 3 3 3 3 3 3 4
VRATE MPH-FT/1K.11 4 1 1 2 2 2 2 2 3 3 4
FRIDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CWR (0.01 IN).......0 PERCENT.
MAX TEMPERATURE.....AROUND 63.
MIN HUMIDITY........45 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 6 TO 10 MPH.
MIXING HEIGHT.......4000 FT AGL.
MIXING WINDS........NORTHEAST 9 TO 17 MPH.
SMOKE DISPERSAL.....POOR (4500 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (50600 KNOT-FT) IN THE
AFTERNOON.
LVORI...............4.
ADI.................6 EARLY IN THE MORNING INCREASING TO 59 IN THE
AFTERNOON.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........8 14 20 16 13 9 8 8 7 5 4 2
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............42 42 43 47 52 57 59 61 62 63 63 61
RH..............92 97 95 86 73 64 57 52 49 46 45 47
20 FT WIND DIR..N NE NE NE NE NE NE NE NE NE NE NE
20 FT WIND SPD..6 6 7 8 9 10 9 9 8 8 8 8
20 FT WIND GUST.10 10 11 13 14 14 14 14 13 13 13 12
MIX HGT (KFT)...0.5 0.6 0.7 1.6 2.5 3.4 3.6 3.8 4.0 4.0 3.9 3.8
MIXNG WIND DIR..N N N NE NE NE NE NE NE NE NE NE
MIXNG WIND SPD..9 12 13 15 16 17 16 14 13 13 13 13
LVORI...........6 6 6 4 3 1 1 1 1 1 1 1
ADI.............6 11 10 30 47 59 57 52 47 47 47 46
VRATE MPH-FT/1K.5 7 9 23 41 58 58 55 51 50 50 48
FORECASTER...SAVA
REQUESTED BY...JON A. WILLOUGHBY
TYPE OF REQUEST...PRESCRIBED
.TAG 2624188.0/RNK
.DELDT 10/21/26
.FORMATTERVERSION 2.0.0
.EMAIL JON.WILLOUGHBY@DOF.VIRGINIA.GOV
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