Spot Forecast Issued by NWS Blacksburg, VA
000
FNUS71 KRNK 252046
FWSRNK
Spot Forecast for Lake Sherwood Dam and Piles...USFS
National Weather Service Blacksburg VA
446 PM EDT Mon Mar 25 2024
Forecast is based on forecast start time of 2000 EDT on March 25.
If conditions become unrepresentative, contact the National Weather
Service.
.DISCUSSION...
...Enhanced Fire Danger for southeast West Virginia through early
evening...
High pressure will keep the weather dry into tomorrow morning.
Clouds continue to be on the increase. Southeast winds between 5
to 10 mph will gust to 15 mph this afternoon before turning more
easterly and decreasing. Moderately good RH recovery is expected
overnight into Tuesday morning, reaching close to 75 percent
around 8 AM. Wetting rain chances increase tomorrow, especially by
early afternoon, and continue into the night. An associated cold
front will cross the area Tuesday into Wednesday, only to stall
across eastern areas on Thursday.
.REST OF TONIGHT...
Sky/weather.........Partly cloudy (20-30 percent) then becoming
mostly cloudy (60-70 percent).
CWR (0.01 in).......0 percent.
Min temperature.....Around 35.
Max humidity........74 percent.
Wind (20 ft)........Southeast winds 6 to 8 mph.
Mixing height.......200 ft AGL.
Mixing winds........East 5 to 12 mph.
Smoke dispersal.....Poor (1700 knot-ft).
LVORI...............3.
ADI.................5 to 8.
Haines Index........4 or low potential for large plume dominated
fire growth.
TIME (EDT) 8 PM 10 PM MIDNGT 2 AM 4 AM
Sky (%).........26 9 43 62 73
Weather cov.....
Weather type....NONE NONE NONE NONE NONE
Tstm cov........
CWR.............0 0 0 0 0
Temp............47 42 40 38 35
RH..............35 49 59 69 74
20 ft wind......SE 8 SE 7 E 7 E 7 E 6
20 ft wind gust.13 13 13 12 10
Mix hgt (ft)....200 200 200 200 200
Mixing wind......SE 12 SE 9 E 8 E 7 E 5
LVORI...........2 2 3 3 3
ADI.............8 6 7 6 5
Haines index....4 4 4 4 4
VRate mph-ft/1K.8 7 5 4 3
.TUESDAY...
Sky/weather.........Mostly cloudy (75-85 percent). Slight chance of
rain showers early in the afternoon. Chance of
rain showers late in the afternoon.
CWR (0.01 in).......0 percent increasing to 50 percent.
Max temperature.....Around 50.
Min humidity........47 percent.
Wind (20 ft)........Southeast winds 5 to 8 mph shifting to the
south around 7 mph late in the afternoon.
Mixing height.......2200 ft AGL.
Mixing winds........Southeast 5 to 14 mph shifting to the south 9
to 15 mph in the afternoon.
Smoke dispersal.....Poor (1500 knot-ft) early in the morning
increasing to good (30000 knot-ft) in the
afternoon.
LVORI...............3.
ADI.................3 to 31.
Haines Index........3 to 4 or very low to low potential for large
plume dominated fire growth.
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
Sky (%).........73 86 81 89 69 85
Weather cov..... S CHC S CHC CHANCE
Weather type....NONE NONE NONE RNSHWR RNSHWR RNSHWR
Tstm cov........
CWR.............0 0 10 20 20 50
Temp............34 34 39 46 50 50
RH..............76 72 59 48 47 53
20 ft wind......E 6 E 6 SE 6 SE 7 SE 8 S 7
20 ft wind gust.8 8 10 12 14 12
Mix hgt (ft)....200 300 1100 1700 2200 1600
Mixing wind......E 5 E 6 SE 9 SE 14 S 15 S 12
LVORI...........4 3 2 1 1 2
ADI.............3 4 16 31 31 23
Haines index....4 4 4 4 3 3
VRate mph-ft/1K.2 2 12 25 35 24
.TUESDAY NIGHT...
Sky/weather.........Mostly cloudy (80-90 percent). Rain likely in
the evening, then chance of rain overnight.
CWR (0.01 in).......50 percent increasing to 60 percent late in the
evening, then decreasing to 50 percent late in
the evening.
Min temperature.....Around 43.
Max humidity........94 percent.
Wind (20 ft)........Southeast winds 5 to 6 mph in the evening and
overnight becoming light.
Mixing height.......400 ft AGL.
Mixing winds........Southeast 3 to 8 mph.
Smoke dispersal.....Poor (1700 knot-ft).
LVORI...............7.
ADI.................2 to 12.
Haines Index........2 to 3 or very low potential for large plume
dominated fire growth.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
Sky (%).........85 93 80 76 84 85
Weather cov.....CHANCE CHANCE LIKELY CHANCE CHANCE CHANCE
Weather type....RNSHWR RAIN RAIN RAIN RAIN RAIN
Tstm cov........
CWR.............50 50 60 50 50 50
Temp............48 45 44 43 43 43
RH..............65 78 85 88 90 94
20 ft wind......SE 6 SE 6 SE 5 SE 5 SE 4 SE 3
20 ft wind gust.10 10 8 8 7 5
Mix hgt (ft)....1000 500 400 400 400 400
Mixing wind......SE 8 SE 6 SE 6 SE 6 SE 5 SE 3
LVORI...........3 4 5 6 6 7
ADI.............12 4 4 4 3 2
Haines index....3 2 2 2 3 3
VRate mph-ft/1K.10 5 4 4 4 3
.WEDNESDAY...
Sky/weather.........Mostly cloudy (70-80 percent). Chance of rain.
CWR (0.01 in).......50 percent decreasing to 30 percent.
Max temperature.....Around 56.
Min humidity........67 percent.
Wind (20 ft)........Light winds becoming southwest around 5 mph
late in the afternoon, then becoming light late
in the afternoon.
Mixing height.......2700 ft AGL.
Mixing winds........Southeast 2 to 3 mph shifting to the east
around 2 mph early in the morning, then
shifting to the south around 1 mph early in the
afternoon shifting to the southwest late in the
afternoon.
Smoke dispersal.....Poor (800 knot-ft).
LVORI...............7.
ADI.................1 to 4.
Haines Index........3 to 4 or very low to low potential for large
plume dominated fire growth.
TIME (EDT) 6 AM 9 AM NOON 3 PM
Sky (%).........86 92 81 62
Weather cov.....CHANCE CHANCE CHANCE CHANCE
Weather type....RAIN RAIN RAIN RAIN
Tstm cov........
CWR.............50 40 40 30
Temp............42 44 50 56
RH..............97 94 83 67
20 FT wind......SE 2G4 S 3G5 S 3G6 SW 5G7
Mix hgt (ft)....400 500 1500 2500
Mixing wind......SE 3 E 2 SE 2 S 1
LVORI...........8 7 5 3
ADI.............1 2 4 2
Haines index....3 3 3 4
VRate mph-ft/1K.2 2 3 3
$$
Forecaster...Hanes
Requested by...Colleen Urffer
Type of request...WILDFIRE
.TAG 2408384.1/RNK
.DELDT 03/25/24
.FormatterVersion 2.0.0
.EMAIL colleen.urffer@usda.gov