224
FNUS71 KBOX 121500
FWSBOX

Spot Forecast for Event...Wareham Fire Department
National Weather Service Boston/Norton MA
1100 AM EDT Sat Sep 12 2026

Forecast is based on forecast start time of 0700 EDT on September 13.
If conditions become unrepresentative, contact the National
Weather Service.

.DISCUSSION...
Showers with periods of heavy downpours are expected towards
Wareham starting after 8/9 AM tomorrow, with the highest chances
for the periods of heavy rain peaking around 11 AM/noon. This
should clear out more towards the late afternoon/evening hours,
generally after 5 PM. With regards to totals, currently expecting
around 2" over the course of the late morning through the evening
hours. Any highly localized higher totals cannot be entirely ruled
out, though, which is why a Flood Watch is in effect tomorrow
from 5 AM to 6 PM across SE MA. Embedded thunder is possible,
particularly in the afternoon.

.SUNDAY...

Sky/weather.........Cloudy. Showers and slight chance of
                    thunderstorms through the day. Patchy fog
                    early. Patchy fog early in the afternoon.
Chance of pcpn......100 percent.
Chance of thunder...22 percent.
Begin/end of pcpn...After 9 AM/After 5 PM
Max temperature.....Around 75.
Min humidity........87 percent.
Max apparent temp...72.
Eye level winds.....South winds up to 6 mph until late afternoon
becoming light.
Surface winds (mph).South winds 5 to 10 mph until late afternoon
becoming light.
Wind (20 ft)........South winds 5 to 10 mph until late afternoon
becoming light. Gusty and erratic winds expected
near thunderstorms through early afternoon.
Rainfall amount.....2.13 inches.
Pcpn amount.........2.13 inches.
CEILING (KFT).......3.5 decreasing to 2.5 late in the morning,
then decreasing to 2.0 decreasing to 1.0 early
decreasing to 0.8 increasing to 1.0 late in
the afternoon.
Visibility..........9 decreasing to 5 early, then decreasing to 3
early decreasing to 2.00 early in the afternoon
decreasing to 1.00 increasing to 2.00 late in
the afternoon increasing to 7.

TIME (EDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........80  85  88  91  100 100 100 100 93  94  95
Weather cov.....CHC LKY LKY LKY DEF DEF DEF DEF DEF CHC
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........    SCH SCH SCH SCH SCH SCH SCH SCH SCH
Chc of pcpn (%).30  70  60  70  100 100 100 100 80  50  10
Chc of thdr (%).10  20  20  20  20  20  20  20  20  20  10
Temp............66  67  68  69  70  71  71  72  72  72  72
RH..............90  90  90  90  90  87  87  87  87  87  87
Heat index (F)..66  67  68  69  70  71  71  72  72  72  72
20 FT wind dir..S   S   S   S   S   S   S   S   S   SE  SE
20 FT wind spd..7   7   8   9   10  8   7   5   3   2   2
20 FT wind gust.13  14  14  13  13  13  13  13  12  10  9
Eye lvl wnd dir.S   S   S   S   S   S   S   S   S   SE  SE
Eye lvl wnd spd.4   4   5   5   6   5   4   3   2   1   1
Eye lvl wnd gst.8   8   8   8   8   8   8   8   7   6   5
Surface wnd dir.S   S   S   S   S   S   S   S   S   SE  SE
Surface wnd spd.7   7   8   9   10  8   7   5   3   2   2
Surface wnd gst.13  14  14  13  13  13  13  13  12  10  9
Ceiling (kft)...4.0 3.5 2.5 2.0 1.0 1.0 0.8 0.8 0.8 0.8 1.0
Visibility (sm).9   6   6   5   3   3   2.0 1.0 2.0 7   7

.SUNDAY NIGHT...

Sky/weather.........Mostly cloudy. Patchy fog. Slight chance of
                    showers early in the morning.
Chance of pcpn......20 percent.
Chance of thunder...6 percent.
Min temperature.....Around 62.
Max humidity........100 percent.
Max apparent temp...71.
Eye level winds.....Light winds becoming west up to 4 mph early in
                    the morning.
Surface winds (mph).Light winds becoming west 5 to 6 mph early in
                    the morning.
Wind (20 ft)........Light winds becoming west 5 to 6 mph early in
                    the morning.
Rainfall amount.....0.04 inches.
Pcpn amount.........0.04 inches.
CEILING (KFT).......1.0 increasing to 1.5 early in the evening,
                    then increasing to 2.5 late in the evening
                    increasing to 3.5 increasing to 4.0 decreasing
                    to 3.5 early in the morning.
Visibility..........3 increasing to 5 early, then decreasing to 3
                    late in the evening decreasing to 2.00
                    decreasing to 1.00 increasing to 2.00
                    increasing to 3 increasing to 5 early in the
                    morning increasing to 9.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........88  83  77  73  68  64  63  63  62  61  59  58
Weather cov.....PTY PTY PTY PTY PTY PTY PTY PTY PTY PTY PTY SCH
Weather type....FOG FOG FOG FOG FOG FOG FOG FOG FOG FOG FOG RW
Tstm cov........
Chc of pcpn (%).10  10  10  10  10  10  10  0   0   10  10  20
Chc of thdr (%).10  10  10  10  10  0   0   0   0   0   0   0
Temp............71  70  69  68  68  67  67  66  65  65  65  65
RH..............90  93  97  100 97  100 97  100 100 97  97  93
Heat index (F)..71  70  69  68  68  67  67  66  65  65  65  65
20 FT wind dir..SE  SE  E   SE  SW  W   W   W   W   W   W   W
20 FT wind spd..2   2   2   2   3   3   3   2   2   3   5   6
20 FT wind gust.8   7   8   8   9   9   9   10  10  12  12  13
Eye lvl wnd dir.SE  SE  E   SE  SW  W   W   W   W   W   W   W
Eye lvl wnd spd.1   1   1   1   2   2   2   1   1   2   3   4
Eye lvl wnd gst.5   4   5   5   5   5   5   6   6   7   7   8
Surface wnd dir.SE  SE  E   SE  SW  W   W   W   W   W   W   W
Surface wnd spd.2   2   2   2   3   3   3   2   2   3   5   6
Surface wnd gst.8   7   8   8   9   9   9   10  10  12  12  13
Ceiling (kft)...1.0 1.5 1.5 2.5 3.5 4.5 4.0 4.0 3.5 3.5 3.5 3.5
Visibility (sm).3   3   5   3   2.0 1.0 2.0 3   3   5   6   9


$$
Forecaster...Hrencecin
Requested by...Asst Chief Patrick Haskell
Type of request...OTHER
.TAG 2621709.0/BOX
.DELDT 09/12/26
.FormatterVersion 2.0.0
.EMAIL patrick.haskell@warehamfiredistrict.org