544 FNUS71 KBOX 270850 FWSBOX Spot Forecast for Frances Crane WMA North Rx Fire 5/27/2025...MassWildlife National Weather Service Boston/Norton MA 450 AM EDT Tue May 27 2025 Forecast is based on ignition time of 0600 EDT on May 27. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... High pressure will bring dry and warmer weather today with light winds. Winds will be calm this morning, becoming light, 2-4 kts by 15Z out of the west, shifting to SW 5-10 kts by 18Z. Minimum relative humidity values expected to be around 50 percent today. Lowest humidity values on Wednesday will be 45 percent with SW winds 5-10 kts. .TODAY... Sky/weather.........Sunny. CWR.................0 percent. Max temperature.....Around 73. Min humidity........51 percent. Dewpoint............52. Max apparent temp...72. Surface winds (mph).Light winds becoming southwest 5 to 7 mph early, then increasing to 8 to 9 mph late in the afternoon. Wind (20 ft)........Light winds becoming southwest 5 to 7 mph early, then increasing to 8 to 9 mph late in the afternoon. Mixing height.......3800 ft AGL. Transport winds.....West 5 to 8 mph shifting to the southwest 7 to 15 mph in the afternoon. Smoke dispersal.....Poor (2600 knot-ft) early in the morning increasing to fair (26900 knot-ft) in the afternoon. LVORI...............3. ADI.................7 to 12 increasing to 25 to 32 early in the afternoon, then increasing to 38 early in the afternoon decreasing to 23 to 25 late in the afternoon. CEILING (KFT).......25. TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........2 1 1 8 29 37 24 42 45 42 49 46 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Temp............55 55 60 64 66 69 71 72 72 71 69 67 Dewpoint........51 52 53 54 54 54 53 53 53 53 54 53 RH..............86 90 78 70 65 57 53 51 51 53 59 61 Heat index (F)..55 55 60 64 66 70 71 72 72 71 69 67 20 FT wind dir..W W W W W W SW SW S S SW SW 20 FT wind spd..2 2 2 2 3 5 6 7 8 8 9 9 20 FT wind gust.6 6 6 6 6 7 8 10 10 12 13 13 Surface wnd dir.W W W W W W SW SW S S SW SW Surface wnd spd.2 2 2 2 3 5 6 7 8 8 9 9 Surface wnd gst.6 6 6 6 6 7 8 10 10 12 13 13 Mix hgt (kft)...0.4 0.4 0.6 1.1 1.3 1.9 3.4 3.8 3.4 2.4 1.6 1.2 Transp wind dir.W W W W W W W S SW S S SW Transp wind spd.7 7 8 6 5 5 6 7 9 8 12 15 LVORI...........5 5 4 3 3 2 2 1 1 2 2 2 ADI.............7 7 8 8 8 12 25 32 38 25 24 23 Vrate kt-ft/1K..3 3 4 5 5 8 17 23 27 17 16 15 Ventrate Cat....PR PR PR PR PR PR PR PR PR PR PR PR Ceiling (kft)...25 25 25 25 25 25 25 25 25 25 25 25 .TONIGHT... Sky/weather.........Mostly cloudy. CWR.................0 percent. Min temperature.....Around 54. Max humidity........86 percent. Dewpoint............51. Max apparent temp...64. Surface winds (mph).Southwest winds 5 to 7 mph. Wind (20 ft)........Southwest winds 5 to 7 mph. Mixing height.......400 ft AGL. Transport winds.....West 13 to 15 mph. Smoke dispersal.....Poor (4600 knot-ft). LVORI...............4. ADI.................8 to 16. CEILING (KFT).......25 decreasing to 20 early in the morning. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky (%).........55 71 69 80 84 82 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ CWR.............0 0 0 0 0 0 Temp............64 59 57 56 56 55 Dewpoint........53 51 51 51 50 50 RH..............67 75 80 83 80 83 Heat index (F)..64 59 57 56 56 55 20 ft wind......SW 7 SW 6 SW 6 SW 5 SW 5 SW 5 20 ft wind gust.13 12 10 10 10 9 Surface wind....SW 7 SW 6 SW 6 SW 5 SW 5 SW 5 Surface wnd gst.13 12 10 10 10 9 Mix hgt (ft)....700 400 400 400 400 400 Transport wind..SW 15 SW 14 W 14 W 14 W 13 W 13 LVORI...........3 4 4 4 4 4 ADI.............16 9 9 9 8 8 Vrate kt-ft/1K..9 5 5 5 5 5 Ventrate Cat....POOR POOR POOR POOR POOR POOR Ceiling (kft)...25 25 25 25 25 25 .WEDNESDAY... Sky/weather.........Mostly cloudy. CWR.................0 percent. Max temperature.....Around 68. Min humidity........47 percent. Dewpoint............49 decreasing to 46 late in the afternoon. Max apparent temp...68. Surface winds (mph).Southwest winds 5 to 10 mph. Wind (20 ft)........Southwest winds 5 to 10 mph. Mixing height.......1700 ft AGL. Transport winds.....Southwest 12 to 17 mph. Smoke dispersal.....Poor (4200 knot-ft) early in the morning increasing to fair (23200 knot-ft) in the afternoon. LVORI...............3. ADI.................11 to 17 increasing to 24 to 33 around noon, then increasing to 26 to 35 late in the afternoon decreasing to 22 late in the afternoon. CEILING (KFT).......20. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Sky (%).........84 81 83 74 81 81 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ CWR.............0 0 0 0 0 0 Temp............55 60 65 68 67 66 Dewpoint........49 51 49 48 46 47 RH..............80 72 56 49 47 50 Heat index (F)..55 60 65 68 67 66 20 ft wind......SW 5 SW 5 SW 7 SW 9 SW 10 SW 9 20 ft wind gust.9 9 12 13 14 13 Surface wind....SW 5 SW 5 SW 7 SW 9 SW 10 SW 9 Surface wnd gst.9 9 12 13 14 13 Mix hgt (ft)....400 600 1100 1700 1500 1300 Transport wind..W 12 W 14 W 16 SW 15 SW 17 SW 15 LVORI...........4 3 2 1 1 2 ADI.............11 13 24 32 35 26 Vrate kt-ft/1K..4 8 16 22 23 17 Ventrate Cat....POOR POOR POOR POOR POOR POOR Ceiling (kft)...20 20 20 20 20 20 $$ Forecaster...BRW Requested by...Alex Entrup Type of request...PRESCRIBED .TAG 2514692.0/BOX .DELDT 05/27/25 .FormatterVersion 2.0.0 .EMAIL alex.entrup@mass.gov