556 FNUS71 KAKQ 071153 FWSAKQ Spot Forecast for Parkers Branch LLP (PB05)...VA DWR National Weather Service Wakefield VA 653 AM EST Sun Mar 7 2021 Forecast is based on ignition time of 1100 EST on March 07. If conditions become unrepresentative...contact the National Weather Service at 757-899-5734. .DISCUSSION... Cool weather continues today as high pressure slowly builds toward the area. North winds of 5 to 8 mph will become north-northwest during the afternoon. RH values are expected to fall into the mid 20s by early to mid afternoon. .REST OF TODAY... Sky/weather.........Sunny (0-10 percent). Chance of pcpn......0 percent. Max temperature.....Around 50. Min humidity........24 percent. Wind (20 ft)........North winds around 5 mph late in the morning becoming light, then becoming northwest around 5 mph late in the afternoon becoming light. Mixing height.......6700 ft AGL. Transport winds.....Northwest 9 to 12 mph. Smoke dispersal.....Good (37600 knot-ft) early in the morning increasing to excellent (66200 knot-ft) in the afternoon. LVORI...............1. ADI.................50. Haines Index........4 or low potential for large plume dominated fire growth. TIME (EST) 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........2 1 1 4 6 9 10 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 Temp............45 46 47 49 49 49 46 RH..............32 29 27 25 24 24 28 20 FT wind dir..N N N N NW NW NW 20 FT wind spd..5 4 4 4 5 5 3 20 FT wind gust.6 6 6 6 6 7 5 Mix hgt (kft)...4.6 5.4 6.3 6.4 6.6 6.7 4.9 Transp wind dir.N N NW NW NW NW N Transp wind spd.12 12 12 12 12 12 9 LVORI...........1 1 1 1 1 1 1 ADI.............46 49 52 53 53 54 52 Haines index....4 4 4 4 4 4 4 Vrate kt-ft/1K..48 54 59 63 66 64 38 Ventrate Cat....FR FR FR GD GD GD PR .TONIGHT... Sky/weather.........Mostly clear (0-10 percent). Chance of pcpn......0 percent. Min temperature.....Around 23. Max humidity........81 percent. Wind (20 ft)........Light winds. Mixing height.......200 ft AGL. Transport winds.....South 1 to 6 mph shifting to the north around 0 mph after 3 am. Smoke dispersal.....Fair (15400 knot-ft) early in the evening decreasing to poor (0 knot-ft) late in the night. LVORI...............4. ADI.................2. Haines Index........3 to 4 or very low to low potential for large plume dominated fire growth. TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........11 12 11 10 9 10 11 12 8 5 1 2 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............40 35 32 30 29 28 27 26 25 25 24 24 RH..............39 49 56 63 66 68 74 78 81 78 81 81 20 FT wind dir..NW N E E E NE N NW NW NW NW N 20 FT wind spd..2 0 0 1 1 1 1 1 1 1 1 1 20 FT wind gust. 1 2 2 2 2 2 2 2 2 Mix hgt (kft)...3.0 1.2 0.9 0.6 0.3 0.3 0.3 0.2 0.2 0.2 0.2 0.2 Transp wind dir.N N NE E SE SE SE SE S W NW NW Transp wind spd.6 2 2 2 3 3 3 2 1 0 0 0 LVORI...........2 2 3 3 3 3 3 4 6 4 6 6 ADI.............3 1 1 1 2 1 1 1 1 0 0 0 Haines index....4 4 4 4 4 4 4 4 4 3 3 3 Vrate kt-ft/1K..15 3 2 2 1 1 1 1 0 0 0 0 Ventrate Cat....PR PR PR PR PR PR PR PR PR PR PR PR .MONDAY... Sky/weather.........Sunny (0-10 percent). Chance of pcpn......0 percent. Max temperature.....Around 54. Min humidity........23 percent. Wind (20 ft)........Light winds becoming north around 5 mph late in the morning, then becoming light late in the morning. Mixing height.......4200 ft AGL. Transport winds.....West 1 to 8 mph. Smoke dispersal.....Poor (200 knot-ft) early in the morning increasing to fair (26800 knot-ft) in the afternoon. LVORI...............3. ADI.................4 increasing to 19 late in the morning, then increasing to 30 late in the morning increasing to 36 late in the afternoon decreasing to 21. Haines Index........3 to 5 or very low to moderate potential for large plume dominated fire growth. TIME (EST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky (%).........2 2 2 3 3 3 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 Temp............23 28 44 50 53 54 RH..............81 66 35 27 24 23 20 ft wind......N 2 N 3 N 5 NW 4 NW 3 NW 3 20 ft wind gust. 5 7 6 5 5 Mix hgt (ft)....200 1200 3100 3800 4000 3600 Transport wind..N 1 N 3 NW 7 NW 7 W 8 W 8 LVORI...........5 3 2 2 1 1 ADI.............1 6 22 26 36 35 Haines index....3 4 5 4 4 4 Vrate kt-ft/1K..0 4 19 23 26 25 Ventrate Cat....POOR POOR POOR POOR POOR POOR $$ Forecaster...IYER Requested by...Matt Kline Type of request...PRESCRIBED .TAG 2104166.0/AKQ .DELDT 03/07/21 .FormatterVersion 1.0.26 .EMAIL matt.kline@dwr.virginia.gov