FNUS71 KBOX 231212 FWSBOX Spot Forecast for Wasque...Mass DCR National Weather Service Boston/Norton MA 812 AM EDT Thu Apr 23 2026 Forecast is based on ignition time of 1409 EDT on April 23. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... Skies will clear by 10-11 AM, followed by increasing northwest winds gusting as high as 20 MPH this afternoon. Relative humidity will fall to around 30 percent this afternoon. .TODAY... Sky/weather.........Mostly cloudy then becoming mostly sunny. Patchy fog early in the morning. CWR.................0 percent. Max temperature.....Around 55. Min humidity........61 percent. Dewpoint............44 decreasing to 39 late in the afternoon. Max apparent temp...53. Surface winds (mph).South winds around 6 mph shifting to the northwest around 9 mph late in the afternoon. Wind (20 ft)........South winds around 6 mph shifting to the northwest around 9 mph late in the afternoon. Mixing height.......1300 ft AGL. Transport winds.....North around 6 mph shifting to the west 6 to 15 mph in the morning, then increasing to 10 to 16 mph in the afternoon shifting to the north around 9 mph late in the afternoon. Smoke dispersal.....Poor (4600 knot-ft) early in the morning increasing to fair (15100 knot-ft) in the afternoon. LVORI...............5. ADI.................7 to 22. CEILING (KFT).......4.0 decreasing to 2.5 early in the morning, then decreasing to 0.8 early increasing to 1.5 early increasing to 2.5 increasing to 4.0 early in the afternoon increasing to 9.0 increasing to 11 late in the afternoon increasing to 25. TIME (EDT) 2PM 3PM 4PM 5PM Sky (%).........29 30 21 24 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 Temp............53 53 53 50 Dewpoint........44 41 40 38 RH..............71 64 61 63 Heat index (F)..53 53 53 46 20 FT wind dir..W W NW NW 20 FT wind spd..12 10 10 9 20 FT wind gust.21 20 18 17 Surface wnd dir.W W NW NW Surface wnd spd.12 10 10 9 Surface wnd gst.21 20 18 17 Mix hgt (kft)...1.0 1.3 1.2 1.2 Transp wind dir.W W NW N Transp wind spd.14 14 10 9 LVORI...........2 2 2 3 ADI.............17 22 15 14 Vrate kt-ft/1K..12 15 10 9 Ventrate Cat....PR PR PR PR Ceiling (kft)...9.0 11 25 25 .TONIGHT... Sky/weather.........Mostly clear. CWR.................0 percent. Min temperature.....Around 36. Max humidity........96 percent. Dewpoint............39 decreasing to 35 early in the morning. Min apparent temp...33. Surface winds (mph).North winds 6 to 8 mph. Wind (20 ft)........North winds 6 to 8 mph. Mixing height.......700 ft AGL. Transport winds.....North 8 to 17 mph. Smoke dispersal.....Fair (19500 knot-ft) early in the evening decreasing to poor (6400 knot-ft) late in the night. LVORI...............4. ADI.................5 to 10. CEILING (KFT).......25 decreasing to 20 after midnight, then increasing to 25 early in the morning. TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........26 25 23 17 18 26 29 28 28 17 14 27 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Temp............49 47 44 44 43 43 42 41 41 41 40 38 Dewpoint........40 41 39 38 38 38 38 38 37 37 36 35 RH..............71 79 82 79 82 82 86 89 86 86 85 89 Heat index (F)..46 43 39 40 39 39 38 37 37 37 36 33 20 FT wind dir..N N N N N N N N N N N N 20 FT wind spd..8 8 8 7 7 7 7 6 6 6 6 7 20 FT wind gust.16 16 17 12 12 12 12 10 10 9 10 10 Surface wnd dir.N N N N N N N N N N N N Surface wnd spd.8 8 8 7 7 7 7 6 6 6 6 7 Surface wnd gst.16 16 17 12 12 12 12 10 10 9 10 10 Mix hgt (kft)...0.9 0.8 0.7 0.7 0.8 1.0 1.0 1.2 1.2 1.1 1.3 1.4 Transp wind dir.N N N N N N N N N N N N Transp wind spd.8 12 14 12 12 14 16 17 17 16 16 16 LVORI...........3 3 4 4 4 4 4 5 4 4 4 5 ADI.............10 8 9 5 5 6 7 8 8 7 7 7 Vrate kt-ft/1K..6 8 9 7 8 12 14 17 18 15 18 20 Ventrate Cat....PR PR PR PR PR PR PR PR PR PR PR PR Ceiling (kft)...25 25 25 25 25 25 25 25 20 25 25 25 .FRIDAY... Sky/weather.........Mostly sunny. CWR.................0 percent. Max temperature.....Around 50. Min humidity........56 percent. Dewpoint............35. Min apparent temp...32. Surface winds (mph).North winds 7 to 8 mph shifting to the southeast around 7 mph late in the afternoon. Wind (20 ft)........North winds around 7 mph shifting to the southeast late in the afternoon. Mixing height.......4800 ft AGL. Transport winds.....North 8 to 16 mph shifting to the east around 7 mph late in the afternoon. Smoke dispersal.....Fair (13900 knot-ft) early in the morning increasing to good (51100 knot-ft) in the afternoon. LVORI...............3. ADI.................14 early in the morning increasing to 69 in the afternoon. CEILING (KFT).......25 decreasing to 4.0 through early afternoon. TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........29 33 31 18 17 15 14 13 12 26 40 54 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Temp............38 37 41 47 48 49 49 50 50 50 49 49 Dewpoint........35 36 36 36 36 35 35 35 35 35 34 34 RH..............89 96 82 65 63 58 58 56 56 56 56 56 Heat index (F)..33 32 36 43 44 46 46 47 47 47 46 46 20 FT wind dir..N N N N N N N NE NE E E SE 20 FT wind spd..7 7 8 8 8 8 8 8 8 8 7 7 20 FT wind gust.12 12 12 12 12 12 12 12 12 10 10 9 Surface wnd dir.N N N N N N N NE NE E E SE Surface wnd spd.7 7 8 8 8 8 8 8 8 8 7 7 Surface wnd gst.12 12 12 12 12 12 12 12 12 10 10 9 Mix hgt (kft)...1.4 2.0 2.3 3.2 4.0 4.6 4.8 4.6 4.2 3.6 3.0 2.3 Transp wind dir.N N N N N N N N N NE E E Transp wind spd.16 16 15 13 13 13 12 10 9 8 7 7 LVORI...........4 4 3 1 1 1 1 1 1 1 2 2 ADI.............30 41 43 49 61 69 65 56 46 36 25 14 Vrate kt-ft/1K..20 28 30 35 44 51 48 42 34 26 18 14 Ventrate Cat....PR PR PR PR FR FR FR FR PR PR PR PR Ceiling (kft)...25 25 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 $$ Forecaster...JWD Requested by...Josh Nigro Type of request...PRESCRIBED .TAG 2610750.1/BOX .DELDT 04/23/26 .FormatterVersion 2.0.0 .EMAIL Josh.Nigro@Mass.Gov