284
FNUS71 KBOX 040744
FWSBOX
SPOT FORECAST FOR MONTAGUE PLAINS WMA 5/4/2026...MASSWILDLIFE
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
344 AM EDT MON MAY 4 2026
FORECAST IS BASED ON IGNITION TIME OF 0500 EDT ON MAY 04.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL
WEATHER SERVICE.
DISCUSSION
FOR TODAY, EXPECT MOSTLY CLEAR SKIES. SOMEWHAT OF A COLD START
THIS MORNING WITH LOWS BETWEEN 35 AND 38 DEGREES. FORTUNATELY,
EXPECT A QUICK WARM UP AFTER SUNRISE WITH A HIGH TEMPERATURE
BETWEEN 67 AND 70 DEGREES. RELATIVE HUMIDITY VALUES THIS MORNING
BETWEEN 70 AND 75 PERCENT, QUICKLY FALLING AS LOW AS 30 TO 35
PERCENT BY THE AFTERNOON. SOUTHWEST WINDS TODAY INCREASE FROM 5-10
MPH THIS MORNING TO BETWEEN 13-18 MPH THIS AFTERNOON WITH
OCCASIONAL GUSTS AS HIGH AS 25-30 MPH. A SPECIAL WEATHER STATEMENT
FOR ELEVATED FIRE WEATHER POTENTIAL IS IN EFFECT THROUGH THE DAY
TODAY.
FOR TUESDAY, EXPECT MOSTLY CLEAR SKIES IN THE MORNING WITH
INCREASING CLOUD COVER AND A LOW (30%) CHANCE FOR SHOWERS AND
THUNDERSTORMS AFTER 7PM. WARMER TEMPERATURES EXPECTED WITH A HIGH
BETWEEN 78 AND 82 DEGREES. RELATIVE HUMIDITY VALUES DECREASE FROM
70 TO 75 PERCENT TO 35 TO 40 PERCENT BY THE AFTERNOON. ANOTHER DAY
OF CONSISTENT SOUTHWEST WINDS BUILDING TO BETWEEN 13-18 MPH IN THE
AFTERNOON WITH OCCASIONAL GUSTS AS HIGH AS 25-30 MPH. A SPECIAL
WEATHER STATEMENT FOR ELEVATED FIRE WEATHER POTENTIAL MAY BE
NEEDED.
THIS MORNING
RNING.
TIME (EDT) 5AM
SKY (%).........38
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0
TEMP............40
DEWPOINT........34
RH..............79
HEAT INDEX (F)..38
20 FT WIND DIR..S
20 FT WIND SPD..3
20 FT WIND GUST.9
SURFACE WND DIR.S
SURFACE WND SPD.3
SURFACE WND GST.9
MIX HGT (KFT)...0.7
TRANSP WIND DIR.S
TRANSP WIND SPD.9
LVORI...........5
ADI.............4
VRATE KT-FT/1K..6
VENTRATE CAT....PR
CEILING (KFT)...6.0
TODAY
SKY/WEATHER.........SUNNY.
CWR.................1 PERCENT.
MAX TEMPERATURE.....AROUND 70.
MIN HUMIDITY........35 PERCENT.
DEWPOINT............35 INCREASING TO 39 IN THE LATE MORNING AND
AFTERNOON.
MIN APPARENT TEMP...37.
SURFACE WINDS (MPH).SOUTHWEST WINDS 5 TO 12 MPH WITH GUSTS TO
AROUND 25 MPH INCREASING TO 13 TO 15 MPH WITH
GUSTS TO AROUND 29 MPH EARLY.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 15 MPH WITH GUSTS TO
AROUND 29 MPH.
MIXING HEIGHT.......7500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 9 TO 14 MPH INCREASING TO WEST 20 TO
29 MPH IN THE LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....POOR (5900 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (77700 KNOT-FT) IN THE
AFTERNOON INCREASING TO EXCELLENT (110100
KNOT-FT) EARLY.
LVORI...............3.
ADI.................9 EARLY IN THE MORNING INCREASING TO 105 IN THE
AFTERNOON.
CEILING (KFT).......11 INCREASING TO 15 EARLY IN THE MORNING, THEN
INCREASING TO 20 EARLY DECREASING TO 10 IN THE
AFTERNOON.
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........34 22 16 15 13 17
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0 0 0
TEMP............40 46 57 62 66 68
DEWPOINT........34 37 38 38 39 40
RH..............79 71 49 41 37 36
HEAT INDEX (F)..37 43 57 62 66 68
20 FT WIND......S 5 SW 6 SW 12 SW 14 SW 15 SW 14
20 FT WIND GUST.9 18 25 29 28 24
SURFACE WIND....S 5 SW 6 SW 12 SW 14 SW 15 SW 14
SURFACE WND GST.9 18 25 29 28 24
MIX HGT (FT)....700 1300 3900 6900 7400 7100
TRANSPORT WIND..S 9 SW 14 W 23 W 29 W 26 W 24
LVORI...........4 3 1 1 1 1
ADI.............9 24 105 100 94 84
VRATE KT-FT/1K..6 16 78 173 171 148
VENTRATE CAT....POOR POOR GOOD EXNT EXNT VYGD
CEILING (KFT)...11 20 20 12 11 10
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CWR.................1 PERCENT.
MIN TEMPERATURE.....AROUND 50.
MAX HUMIDITY........83 PERCENT.
DEWPOINT............43.
MAX APPARENT TEMP...68.
SURFACE WINDS (MPH).SOUTHWEST WINDS 7 TO 12 MPH SHIFTING TO THE
SOUTHEAST 5 TO 6 MPH AROUND MIDNIGHT.
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH.
MIXING HEIGHT.......800 FT AGL.
TRANSPORT WINDS.....SOUTH 13 TO 22 MPH DECREASING TO AROUND 12
MPH EARLY IN THE MORNING.
SMOKE DISPERSAL.....EXCELLENT (113600
KNOT-FT) EARLY IN THE EVENING DECREASING TO FAIR (15700 KNOT-FT)
LATE IN THE NIGHT DECREASING TO POOR (7600 KNOT-FT) UNTIL JUST
AFTER MIDNIGHT.
LVORI...............3.
ADI.................105 EARLY IN THE EVENING DECREASING TO 5 LATE
IN THE NIGHT.
CEILING (KFT).......10 INCREASING TO 20 EARLY, THEN
INCREASING TO 25 DECREASING TO 20 DECREASING TO 13 DECREASING TO
12 EARLY IN THE MORNING.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........17 23 20 24 21 21
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0 0 0
TEMP............68 63 57 54 52 51
DEWPOINT........41 42 43 44 45 45
RH..............37 46 59 69 77 80
HEAT INDEX (F)..68 63 57 54 52 51
20 FT WIND......SW 12 SW 9 S 7 S 6 SE 5 SE 5
20 FT WIND GUST.18 10 10 10 10 12
SURFACE WIND....SW 12 SW 9 S 7 S 6 SE 5 SE 5
SURFACE WND GST.18 10 10 10 10 12
MIX HGT (FT)....6000 800 800 800 800 800
TRANSPORT WIND..SW 22 SW 13 S 13 S 13 S 12 S 12
LVORI...........1 2 3 3 4 4
ADI.............105 6 6 6 5 5
VRATE KT-FT/1K..114 9 9 9 8 8
VENTRATE CAT....VYGD POOR POOR POOR POOR POOR
CEILING (KFT)...10 20 20 20 15 13
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY. SLIGHT CHANCE OF RAIN SHOWERS
THROUGH EARLY AFTERNOON. SLIGHT CHANCE OF
THUNDERSTORMS LATE IN THE AFTERNOON. CHANCE OF
RAIN SHOWERS LATE IN THE AFTERNOON.
CWR.................5 PERCENT INCREASING TO 12 PERCENT LATE IN THE
AFTERNOON.
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........38 PERCENT.
DEWPOINT............47 INCREASING TO 52 IN THE LATE MORNING AND
AFTERNOON.
MAX APPARENT TEMP...80.
SURFACE WINDS (MPH).SOUTH WINDS 5 TO 8 MPH SHIFTING TO THE
SOUTHWEST 12 TO 16 MPH WITH GUSTS TO AROUND 29
MPH IN THE LATE MORNING AND AFTERNOON.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 16 MPH WITH GUSTS TO
AROUND 29 MPH. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS LATE IN THE AFTERNOON.
MIXING HEIGHT.......7600 FT AGL.
TRANSPORT WINDS.....SOUTH 13 TO 21 MPH INCREASING TO SOUTHWEST 35
TO 38 MPH.
SMOKE DISPERSAL.....POOR (9500 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (92400 KNOT-FT) IN THE
AFTERNOON INCREASING TO EXCELLENT (168500
KNOT-FT).
LVORI...............3.
ADI.................14 EARLY IN THE MORNING INCREASING TO 105 IN
THE AFTERNOON.
CEILING (KFT).......11 DECREASING TO 9.0, THEN INCREASING TO 10
EARLY.
TIME (EDT) 6 AM 10 AM 2 PM
SKY (%).........43 37 48
WEATHER COV..... S CHC S CHC
WEATHER TYPE....NONE RNSHWR RNSHWR
TSTM COV........ S CHC
CWR.............0 0 10
TEMP............51 66 78
DEWPOINT........45 52 53
RH..............80 61 42
HEAT INDEX (F)..51 66 78
20 FT WIND......SE 5G13 S 12G18 SW 16G28
SURFACE WIND....SE 5G13 S 12G18 SW 16G28
MIX HGT (FT)....900 3300 7600
TRANSPORT WIND..S 13 SW 23 SW 37
LVORI...........4 1 1
ADI.............14 93 105
VRATE KT-FT/1K..10 67 243
VENTRATE CAT....POOR GOOD EXNT
CEILING (KFT)...12 9.0 11
FORECASTER...FT
REQUESTED BY...ALEX ENTRUP
TYPE OF REQUEST...PRESCRIBED
.TAG 2612584.0/BOX
.DELDT 05/04/26
.FORMATTERVERSION 2.0.0
.EMAIL ALEX.ENTRUP@MASS.GOV
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