FNUS71 KAKQ 260921 FWSAKQ Spot Forecast for Furnace Town Rx...Maryland forest service National Weather Service Wakefield VA 521 AM EDT Fri Apr 26 2024 Forecast is based on ignition time of 0600 EDT on April 26. If conditions become unrepresentative...contact the National Weather Service at 757-899-5734. .DISCUSSION... High pressure remains centered over New England today but will extend south across Maryland. Cool and sunny today with temps in the upper 30s early this morning rising to around 60 degrees this afternoon. Light ENE winds around 5 mph this morning increase to around 10 mph by late morning and continue through the afternoon. With high pressure overhead, dew points mix out this afternoon to the low-mid 30s which allows RH values to drop to around 35% this afternoon. If mixing is stronger than anticipated, it is possible for RH values to drop to 30-35%. RH values increase Sat and Sun with a warmup expected on Sun. .TODAY... Sky/weather.........Sunny (10-20 percent). Chance of pcpn......0 percent. Max temperature.....Around 59. Min humidity........40 percent. Wind (20 ft)........East winds 5 to 10 mph. Mixing height.......3700 ft AGL. Transport winds.....East 10 to 17 mph. Smoke dispersal.....Poor (6500 knot-ft) early in the morning increasing to good (48100 knot-ft) in the afternoon. LVORI...............4. ADI.................5 early in the morning increasing to 66 in the afternoon. Haines Index........4 to 5 or low to moderate potential for large plume dominated fire growth. TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........30 26 22 16 11 5 4 3 2 2 2 2 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............41 41 47 49 52 55 56 57 58 57 56 56 RH..............92 96 76 68 59 51 47 43 40 42 45 45 20 FT wind dir..NE NE NE E E E E E E E E E 20 FT wind spd..5 6 7 8 8 9 9 10 10 10 9 9 20 FT wind gust.8 9 11 13 14 15 15 16 16 16 15 15 Mix hgt (kft)...0.7 1.0 1.4 1.9 2.5 3.0 3.2 3.5 3.7 3.4 3.2 2.9 Transp wind dir.E E E E E E E E E E E E Transp wind spd.10 13 15 16 17 17 17 16 15 15 15 15 LVORI...........6 5 3 1 1 1 1 1 1 1 1 1 ADI.............5 18 27 40 53 64 66 55 54 52 59 54 Haines index....5 4 4 4 4 4 4 4 4 4 4 4 Vrate kt-ft/1K..7 12 18 27 36 45 47 48 48 45 42 38 Ventrate Cat....PR PR PR PR PR FR FR FR FR FR FR PR .TONIGHT... Sky/weather.........Mostly clear (15-25 percent). Chance of pcpn......0 percent. Min temperature.....Around 41. Max humidity........93 percent. Wind (20 ft)........East winds 5 to 8 mph in the evening and overnight becoming light. Mixing height.......400 ft AGL. Transport winds.....East 9 to 14 mph. Smoke dispersal.....Fair (25100 knot-ft) early in the evening decreasing to poor (2800 knot-ft) late in the night. LVORI...............3. ADI.................4 to 37. Haines Index........3 to 4 or very low to low potential for large plume dominated fire growth. TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........2 3 3 7 12 16 21 27 32 35 37 39 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............53 51 49 48 47 46 46 45 45 44 44 43 RH..............52 59 66 68 74 76 76 79 79 82 82 86 20 FT wind dir..E E E E E E E E E E E E 20 FT wind spd..8 7 6 6 5 5 5 5 5 5 4 4 20 FT wind gust.14 13 11 11 8 8 8 7 7 7 6 6 Mix hgt (kft)...2.1 1.3 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 Transp wind dir.E E E E E E E E E E E E Transp wind spd.14 13 12 12 12 12 12 10 10 9 9 9 LVORI...........1 2 3 3 3 4 4 4 4 4 4 5 ADI.............37 8 5 5 5 5 5 5 5 4 4 4 Haines index....4 4 4 4 4 4 4 3 3 3 3 3 Vrate kt-ft/1K..25 14 4 4 4 4 4 4 3 3 3 3 Ventrate Cat....PR PR PR PR PR PR PR PR PR PR PR PR .SATURDAY... Sky/weather.........Partly sunny (45-55 percent). Chance of pcpn......10 percent. Max temperature.....Around 61. Min humidity........46 percent. Wind (20 ft)........Light winds becoming southeast 5 to 9 mph. Mixing height.......3100 ft AGL. Transport winds.....Southeast 10 to 13 mph. Smoke dispersal.....Poor (6000 knot-ft) early in the morning increasing to good (34000 knot-ft) in the afternoon. LVORI...............3. ADI.................7 early in the morning increasing to 48 in the afternoon. Haines Index........2 to 3 or very low potential for large plume dominated fire growth. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky (%).........41 46 47 49 53 60 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Chc of pcpn (%).0 0 0 0 10 10 Temp............43 50 55 58 60 60 RH..............89 71 57 51 46 47 20 ft wind......E 4 E 5 SE 8 SE 9 SE 9 SE 8 20 ft wind gust.8 9 13 14 14 14 Mix hgt (ft)....700 1300 2500 3100 3000 2200 Transport wind..E 10 E 13 E 13 SE 13 SE 13 S 12 LVORI...........5 3 1 1 1 1 ADI.............7 22 41 48 41 32 Haines index....3 3 3 3 2 2 Vrate kt-ft/1K..6 15 28 34 33 23 Ventrate Cat....POOR POOR POOR POOR POOR POOR $$ Forecaster...MILLER Requested by...Lance Carroll Type of request...PRESCRIBED .TAG 2412542.0/AKQ .DELDT 04/26/24 .FormatterVersion 2.0.0 .EMAIL Lance.carroll@maryland.gov