####018006039#### FNUS71 KRNK 021117 FWSRNK Spot Forecast for Huckleberry Knob...USFS National Weather Service Blacksburg VA 717 AM EDT Thu May 2 2024 Forecast is based on forecast start time of 1300 EDT on May 02. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... Today and tonight high pressure will result in dry weather and above normal temperatures. Minimum RH will be near 27 percent. Winds will be upslope once the shallow inversion breaks around 10AM. There is a chance of showers and thunderstorms on Friday afternoon and evening. A low pressure system brings wet weather to the region this weekend along with cooler temperatures. Rainfall amount expected Saturday is 0.10 to 0.25 of an inch. .REST OF TODAY... Sky/weather.........Sunny (5-15 percent). CWR (0.01 in).......0 percent. Max temperature.....Around 83. Min humidity........27 percent. Wind (20 ft)........Light winds. Mixing height.......7900 ft AGL. Mixing winds........Southwest 2 to 3 mph. Smoke dispersal.....Poor (12200 knot-ft) early in the morning increasing to fair (23700 knot-ft) in the afternoon. LVORI...............2. ADI.................17 to 32. Haines Index........5 to 6 or moderate to high potential for large plume dominated fire growth. TIME (EDT) 1PM 2PM 3PM 4PM 5PM Sky (%).........5 8 11 11 7 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 Temp............79 80 81 81 81 RH..............31 30 27 27 27 20 FT wind dir..S S S S S 20 FT wind spd..3 4 4 4 4 20 FT wind gust.6 6 6 7 7 Mix hgt (kft)...6.4 7.1 7.5 7.9 7.9 Mixng wind dir..W SW SW SW SW Mixng wind spd..2 2 2 3 3 LVORI...........2 2 2 2 1 ADI.............17 20 24 29 32 Haines index....5 6 6 6 6 VRate mph-ft/1K.14 16 20 24 27 .TONIGHT... Sky/weather.........Mostly clear (10-20 percent). CWR (0.01 in).......0 percent. Min temperature.....Around 58. Max humidity........72 percent. Wind (20 ft)........South winds 5 to 6 mph shifting to the southwest overnight, then becoming light early in the morning. Mixing height.......400 ft AGL. Mixing winds........Southwest 2 to 3 mph. Smoke dispersal.....Fair (23200 knot-ft) early in the evening decreasing to poor (900 knot-ft) late in the night. LVORI...............2. ADI.................1 to 32. Haines Index........5 to 6 or moderate to high potential for large plume dominated fire growth. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky (%).........8 13 15 24 9 11 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ CWR.............0 0 0 0 0 0 Temp............79 73 68 65 62 60 RH..............36 44 50 55 59 64 20 ft wind......S 5 S 6 S 5 SW 5 SW 6 SW 5 20 ft wind gust.7 8 7 7 8 7 Mix hgt (ft)....7400 600 500 400 400 400 Mixing wind.....S 3 S 3 S 2 S 2 SW 3 W 3 LVORI...........1 2 2 3 3 3 ADI.............32 2 1 1 2 2 Haines index....6 5 5 5 5 5 VRate mph-ft/1K.27 2 1 1 1 1 .FRIDAY... Sky/weather.........Mostly sunny (35-45 percent). Slight chance of showers late in the afternoon. CWR (0.01 in).......10 percent increasing to 20 percent late in the afternoon. Max temperature.....Around 77. Min humidity........42 percent. Wind (20 ft)........Light winds becoming south 5 to 8 mph in the late morning and afternoon. Mixing height.......6500 ft AGL. Mixing winds........Southwest 3 to 5 mph shifting to the south 6 to 12 mph late in the morning. Smoke dispersal.....Poor (1000 knot-ft) early in the morning increasing to good (50600 knot-ft) in the afternoon. LVORI...............2. ADI.................1 early in the morning increasing to 48 in the afternoon. Haines Index........5 or moderate potential for large plume dominated fire growth. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky (%).........15 31 50 54 55 64 Weather cov..... S CHC Weather type....NONE NONE NONE NONE NONE RNSHWR Tstm cov........ CWR.............0 0 0 0 0 20 Temp............62 64 70 75 76 76 RH..............69 72 56 47 43 43 20 ft wind......SW 4 SW 3 S 5 S 6 S 7 S 8 20 ft wind gust.6 6 6 10 12 13 Mix hgt (ft)....400 300 3100 6500 6200 5400 Mixing wind.....W 3 W 3 S 5 S 7 S 9 S 10 LVORI...........3 3 2 1 1 1 ADI.............1 3 19 32 42 46 Haines index....5 5 5 5 5 5 VRate mph-ft/1K.1 1 15 45 57 58 $$ Forecaster...Silverman Requested by...Alex Orange Type of request...WILDFIRE .TAG 2412315.8/RNK .DELDT 05/02/24 .FormatterVersion 2.0.0 .EMAIL vavic@firenet.gov