668
FNUS71 KBOX 150854
FWSBOX
SPOT FORECAST FOR QUABOAG WMA RX FIRE 20260915...MASSWILDLIFE
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
454 AM EDT TUE SEP 15 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 EDT ON SEPTEMBER 15.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL
WEATHER SERVICE.
DISCUSSION
DRY AND SUNNY CONDITIONS TODAY. COOLER WITH TEMPERATURES IN UPPER
60S. LIGHT WINDS SHIFT E BETWEEN 8-10 AM. SPEEDS 5-10 MPH, BUT
LIKELY LESS THAN 10 MPH. FAIR SMOKE DISPERSAL THIS AFTERNOON AS
MIXING HEIGHTS RISE TO AROUND 3000-4000 FT. MIN RELATIVE HUMIDITY
AROUND 50 PERCENT. PLENTY OF RH RECOVERY OVERNIGHT WITH VALUES IN
90S.
PARTLY SUNNY WEDNESDAY WITH DRY CONDITIONS. SW WINDS 6-12 MPH.
MIN RELATIVE HUMIDITY AROUND 60 PERCENT. FAIR SMOKE DISPERSAL IN
AFTERNOON. IF MORE CLOUD COVER PERSISTS, MIXING HEIGHTS MAY BE
LOWER THAN TUESDAY < 3000 FT.
TODAY
SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 68.
MIN HUMIDITY........52 PERCENT.
DEWPOINT............43 INCREASING TO 48 IN THE LATE MORNING AND
AFTERNOON.
MAX APPARENT TEMP...67.
SURFACE WINDS (MPH).LIGHT WINDS BECOMING EAST AROUND 5 MPH EARLY,
THEN BECOMING LIGHT IN THE AFTERNOON.
WIND (20 FT)........LIGHT WINDS BECOMING EAST AROUND 5 MPH EARLY,
THEN BECOMING LIGHT IN THE AFTERNOON.
MIXING HEIGHT.......3600 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 8 MPH SHIFTING TO THE SOUTH 5 TO
6 MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (2000 KNOT-FT) EARLY IN THE MORNING
INCREASING TO FAIR (18100 KNOT-FT) IN THE
AFTERNOON.
LVORI...............4.
ADI.................6 TO 27.
CEILING (KFT).......25.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........2 1 1 0 0 1 7 26 25 13 26 14
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............46 46 50 55 58 61 63 65 67 67 66 66
DEWPOINT........42 43 45 47 47 48 48 48 49 49 49 49
RH..............86 89 83 74 67 62 58 54 52 52 54 54
HEAT INDEX (F)..46 46 50 55 58 61 63 65 67 67 66 66
20 FT WIND DIR..N N NE E E E E SE S S S S
20 FT WIND SPD..2 2 2 3 3 5 3 3 2 2 3 3
20 FT WIND GUST.6 6 7 7 8 8 7 6 5 5 6 6
SURFACE WND DIR.N N NE E E E E SE S S S S
SURFACE WND SPD.2 2 2 3 3 5 3 3 2 2 3 3
SURFACE WND GST.6 6 7 7 8 8 7 6 5 5 6 6
MIX HGT (KFT)...0.4 0.4 0.5 1.7 2.2 2.8 3.1 3.4 3.6 3.6 3.6 3.4
TRANSP WIND DIR.NE NE NE E E E E SE S S S S
TRANSP WIND SPD.6 6 6 8 8 6 5 3 3 5 6 6
LVORI...........5 5 5 3 3 2 2 2 2 2 2 2
ADI.............6 6 6 18 23 20 18 15 16 21 27 25
VRATE KT-FT/1K..2 2 2 12 16 14 12 10 11 15 18 17
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.........PARTLY CLOUDY.
CWR.................1 PERCENT.
MIN TEMPERATURE.....AROUND 50.
MAX HUMIDITY........96 PERCENT.
DEWPOINT............51.
MAX APPARENT TEMP...64.
SURFACE WINDS (MPH).LIGHT WINDS BECOMING SOUTH AROUND 5 MPH, THEN
BECOMING LIGHT AFTER MIDNIGHT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH AROUND 5 MPH, THEN
BECOMING LIGHT AFTER MIDNIGHT.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....SOUTH 6 TO 9 MPH.
SMOKE DISPERSAL.....POOR (2400 KNOT-FT).
LVORI...............6.
ADI.................3 TO 9.
CEILING (KFT).......25 DECREASING TO 11.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........20 25 38 22 36 45
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0 0 0
TEMP............64 57 55 53 52 51
DEWPOINT........50 53 52 52 51 50
RH..............60 86 90 96 96 96
HEAT INDEX (F)..64 57 55 53 52 51
20 FT WIND......S 3 S 3 S 5 S 3 S 3 S 3
20 FT WIND GUST.6 7 9 8 8 8
SURFACE WIND....S 3 S 3 S 5 S 3 S 3 S 3
SURFACE WND GST.6 7 9 8 8 8
MIX HGT (FT)....1200 400 400 400 400 400
TRANSPORT WIND..S 6 S 7 S 9 S 8 S 8 SW 8
LVORI...........3 6 6 9 9 9
ADI.............9 3 4 4 4 4
VRATE KT-FT/1K..6 3 3 3 3 3
VENTRATE CAT....POOR POOR POOR POOR POOR POOR
CEILING (KFT)...25 25 25 20 15 12
WEDNESDAY
SKY/WEATHER.........PARTLY SUNNY.
CWR.................1 PERCENT.
MAX TEMPERATURE.....AROUND 76.
MIN HUMIDITY........62 PERCENT.
DEWPOINT............50 INCREASING TO 61.
MAX APPARENT TEMP...74.
SURFACE WINDS (MPH).LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH.
MIXING HEIGHT.......2500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 9 TO 13 MPH.
SMOKE DISPERSAL.....POOR (3400 KNOT-FT) EARLY IN THE MORNING
INCREASING TO FAIR (27100 KNOT-FT) IN THE
AFTERNOON.
LVORI...............5.
ADI.................9 TO 39.
CEILING (KFT).......9.0 DECREASING TO 7.0 EARLY IN THE MORNING,
THEN DECREASING TO 5.0 EARLY INCREASING TO 6.0
LATE IN THE MORNING INCREASING TO 8.0
INCREASING TO 9.0 EARLY.
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........48 46 44 46 52 58
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0 0 0
TEMP............50 54 63 70 74 74
DEWPOINT........49 52 57 59 60 62
RH..............96 93 81 68 62 66
HEAT INDEX (F)..49 54 63 70 74 74
20 FT WIND......SW 3 SW 5 SW 7 SW 7 SW 7 SW 6
20 FT WIND GUST.9 10 13 13 13 12
SURFACE WIND....SW 3 SW 5 SW 7 SW 7 SW 7 SW 6
SURFACE WND GST.9 10 13 13 13 12
MIX HGT (FT)....400 900 1500 2100 2500 2500
TRANSPORT WIND..SW 9 SW 10 SW 12 SW 12 SW 12 SW 13
LVORI...........8 7 3 3 1 3
ADI.............9 12 23 31 36 39
VRATE KT-FT/1K..3 8 16 21 25 27
VENTRATE CAT....POOR POOR POOR POOR POOR POOR
CEILING (KFT)...9.0 5.0 8.0 9.0 9.0 9.0
FORECASTER...MENSCH
REQUESTED BY...ALEX ENTRUP
TYPE OF REQUEST...PRESCRIBED
.TAG 2621867.0/BOX
.DELDT 09/15/26
.FORMATTERVERSION 2.0.0
.EMAIL ALEX.ENTRUP@MASS.GOV
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