178
FNUS71 KBOX 170724
FWSBOX

Spot Forecast for Muddy Brook WMA/WCE Rx Fire...MassWildlife
National Weather Service Boston/Norton MA
324 AM EDT Fri Oct 17 2025

Forecast is based on ignition time of 0500 EDT on October 17.
If conditions become unrepresentative, contact the National
Weather Service.

.DISCUSSION...
Breezy conditions to start today with north winds gusting up to
20mph. Winds gradually decrease through the day with gusts coming
down to under 15mph in the afternoon, and becoming calm shortly
after sunset. High pressure builds in for Saturday with light
northerly in the morning, turning light southerly in the
afternoon.

.TODAY...

Sky/weather.........Sunny.
CWR.................0 percent.
Max temperature.....Around 59.
Min humidity........49 percent.
Dewpoint............33 increasing to 37 in the late morning and
                    afternoon.
Min apparent temp...30.
Surface winds (mph).North winds 8 to 10 mph. Gusts up to 20 mph
                    late in the morning.
Wind (20 ft)........North winds 8 to 10 mph. Gusts up to 20 mph
                    late in the morning.
Mixing height.......4300 ft AGL.
Transport winds.....North 13 to 17 mph.
Smoke dispersal.....Poor (5800 knot-ft) early in the morning
                    increasing to excellent (60300 knot-ft) in the
                    afternoon.
LVORI...............3.
ADI.................8 to 48.
CEILING (KFT).......25.

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........10     5      1      2      4      3
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
CWR.............0      0      0      0      0      0
Temp............37     38     47     53     57     57
Dewpoint........31     33     36     38     39     38
RH..............79     82     65     57     51     49
Heat index (F)..30     32     42     53     57     57
20 ft wind......N 8    N 8    N 9    N 10   N 10   N 9
20 ft wind gust.14     16     18     17     16     15
Surface wind....N 8    N 8    N 9    N 10   N 10   N 9
Surface wnd gst.14     16     18     17     16     15
Mix hgt (ft)....500    700    1600   2900   4000   4300
Transport wind..N 13   N 13   N 14   N 16   N 17   N 16
LVORI...........4      4      3      1      1      1
ADI.............8      14     23     38     48     46
Vrate kt-ft/1K..6      8      19     41     60     60
Ventrate Cat....POOR   POOR   POOR   FAIR   GOOD   GOOD
Ceiling (kft)...25     25     25     25     25     25

.TONIGHT...

Sky/weather.........Mostly clear. Patchy frost early in the
                    morning.
CWR.................0 percent.
Min temperature.....Around 32.
Max humidity........100 percent.
Dewpoint............36.
Min apparent temp...30.
Surface winds (mph).North winds 5 to 7 mph.
Wind (20 ft)........North winds 5 to 7 mph.
Mixing height.......500 ft AGL.
Transport winds.....North 8 to 10 mph.
Smoke dispersal.....Poor (3500 knot-ft).
LVORI...............5.
ADI.................4 to 7.
CEILING (KFT).......25.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........5      14     12     7      6      2
Weather cov.....                                   PATCHY
Weather type....NONE   NONE   NONE   NONE   NONE   FROST
Tstm cov........
CWR.............0      0      0      0      0      0
Temp............53     44     41     40     37     35
Dewpoint........38     38     36     35     35     34
RH..............57     79     82     82     92     96
Heat index (F)..53     41     37     37     33     31
20 ft wind......N 7    N 6    N 6    N 5    N 5    N 5
20 ft wind gust.10     9      8      8      7      7
Surface wind....N 7    N 6    N 6    N 5    N 5    N 5
Surface wnd gst.10     9      8      8      7      7
Mix hgt (ft)....1100   500    500    500    500    500
Transport wind..N 10   N 10   N 9    N 9    N 8    N 9
LVORI...........3      3      4      5      5      6
ADI.............7      5      4      4      4      4
Vrate kt-ft/1K..10     5      4      4      4      4
Ventrate Cat....POOR   POOR   POOR   POOR   POOR   POOR
Ceiling (kft)...25     25     25     25     25     25

.SATURDAY...

Sky/weather.........Sunny. Patchy frost early in the morning.
CWR.................0 percent.
Max temperature.....Around 63.
Min humidity........45 percent.
Dewpoint............35 increasing to 39 in the late morning and
                    afternoon.
Min apparent temp...30.
Surface winds (mph).Light winds.
Wind (20 ft)........Light winds.
Mixing height.......3000 ft AGL.
Transport winds.....North 6 to 7 mph shifting to the southwest
                    around 5 mph late in the afternoon.
Smoke dispersal.....Poor (2700 knot-ft).
LVORI...............5.
ADI.................3 to 20.
CEILING (KFT).......23 decreasing to 16.

TIME (EDT)      6 AM         10 AM        2 PM
Sky (%).........12           8            20
Weather cov.....PATCHY
Weather type....FROST        NONE         NONE
Tstm cov........
CWR.............0            0            0
Temp............33           48           60
Dewpoint........33           39           39
RH..............100          70           46
Heat index (F)..30           48           60
20 FT wind......N 3G7        NW 3G7       W 3G5
Surface wind....N 3G7        NW 3G7       W 3G5
Mix hgt (ft)....500          1600         2900
Transport wind..N 7          N 7          NW 5
LVORI...........6            3            2
ADI.............3            14           17
Vrate kt-ft/1K..3            9            12
Ventrate Cat....POOR         POOR         POOR
Ceiling (kft)...24           20           16

$$
Forecaster...KP
Requested by...Alex Entrup
Type of request...PRESCRIBED
.TAG 2523788.0/BOX
.DELDT 10/17/25
.FormatterVersion 2.0.0
.EMAIL alex.entrup@mass.gov