Suppression Forecast
Issued by NWS Boston, MA

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000
FNUS71 KBOX 172051
FWSBOX

SPOT FORECAST FOR CRANE TRAINING...DCR FIRE CONTROL
NATIONAL WEATHER SERVICE TAUNTON MA
451 PM EDT FRI APR 17 2015

FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON APRIL 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A MOISTURE STARVED COLD FRONT WILL PASS ACROSS THE REGION
THROUGHOUT THE DAY TOMORROW. DURING THE LATE MORNING INTO EARLY
AFTERNOON ANTICIPATE ONSHORE FLOW KEEPING TEMPS COOL...AROUND 60
AND RH VALUES DROPPING TO AROUND 50 PERCENT. DURING THE LATE
AFTERNOON THE FRONT WILL MOVE THROUGH SWITCHING THE WINDS TO THE
SOUTHWEST AND INCREASE TO 15-20 MPH. RH VALUES WILL DROP BEHIND
THE FRONT TO NEAR 35-40 PERCENT. THERE IS A SLIGHT CHANCE THAT AN
ISOLATED SHOWER TILL ACCOMPANY THIS FRONT BUT CONFIDENCE IS LOW.

ANTICIPATE DRY WEATHER FOR SATURDAY NIGHT AND INTO SUNDAY. RH
VALUES WILL DROP TO 50 PERCENT WITH LIGHT AND VARIABLE WINDS.

.SATURDAY...

SKY/WEATHER.........SUNNY. PATCHY FOG EARLY IN THE MORNING. A
                    SLIGHT CHANCE OF SHOWERS LATE.
MAX TEMPERATURE.....AROUND 61.
MIN HUMIDITY........42 PERCENT.
WIND (20 FT)........LIGHT AND VARIABLE WINDS...BECOMING SOUTHEAST 5
                    TO 10 MPH THROUGH EARLY AFTERNOON...THEN
                    BECOMING SOUTHWEST 13 TO 14 MPH LATE.
CWR.................10 PERCENT...INCREASING TO 20 PERCENT.
MIXING HEIGHT.......100-700 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 6 MPH...BECOMING SOUTHWEST 6 TO 9 MPH
                    IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO POOR (600-4100 KNOT-FT).

TIME (EDT)          11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).............25  27  29  32  31  31  30
WEATHER COV.........                    SCH SCH
WEATHER TYPE........                    RW  RW
TSTM COV............
TEMP................60  60  59  58  59  61  61
RH..................53  53  53  55  51  44  42
20 FT WIND DIR......NE  E   E   SE  S   SW  SW
20 FT WIND SPD......7   8   8   9   10  13  14
20 FT WIND GUST.....    10  10  10  15  15  15
MIX HGT (KFT).......0.4 0.5 0.6 0.7 0.6 0.5 0.4
TRANSP WIND DIR.....W   SW  S   S   S   S   SW
TRANSP WIND SPD.....6   6   7   7   8   8   9
LVORI...............2   2   2   3   2   2   2
ADI.................4   4   5   5   6   9   10
CWR.................0   10  10  10  10  20  20
VRATE KT-FT/1000....2   3   3   4   4   4   3

.SATURDAY NIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....AROUND 40.
MAX HUMIDITY........82 PERCENT.
WIND (20 FT)........NORTH WINDS 8 TO 13 MPH.
CWR.................10 PERCENT.
MIXING HEIGHT.......200-1600 FT AGL.
TRANSPORT WINDS.....NORTHWEST 9 TO 18 MPH...BECOMING NORTH AROUND
                    20 MPH LATE.
SMOKE DISPERSAL.....POOR TO FAIR (1500-27600 KNOT-FT).

TIME (EDT)          6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).............28  25  23  22  20  19  17  16  14  15  16  18
WEATHER COV.........
WEATHER TYPE........
TSTM COV............
TEMP................58  54  51  50  49  48  47  46  45  44  43  41
RH..................47  57  63  66  66  68  68  71  70  73  76  82
20 FT WIND DIR......W   W   W   W   NW  NW  NW  N   N   N   N   N
20 FT WIND SPD......13  13  12  10  10  9   9   9   9   9   8   8
20 FT WIND GUST.....15  15  15  15  15  15  20  20  20  20  20  20
MIX HGT (KFT).......0.3 0.3 0.2 0.3 0.5 0.7 0.9 1.1 1.2 1.4 1.5 1.6
TRANSP WIND DIR.....W   W   W   W   NW  NW  NW  N   N   N   N   N
TRANSP WIND SPD.....9   10  10  12  14  15  16  18  20  20  20  20
LVORI...............2   2   3   3   3   3   3   3   3   3   4   4
ADI.................10  9   7   8   9   10  11  12  13  13  13  13
CWR.................10  10  0   0   0   0   0   0   0   0   0   0
VRATE KT-FT/1000....3   2   2   4   6   9   13  17  21  23  25  28

.SUNDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....AROUND 52.
MIN HUMIDITY........50 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 8 TO 12 MPH WITH GUSTS UP TO 20
                    MPH.
MIXING HEIGHT.......1700-3000 FT AGL.
TRANSPORT WINDS.....NORTHEAST 12 TO 20 MPH...BECOMING EAST AROUND 9
                    MPH LATE.
SMOKE DISPERSAL.....FAIR TO GOOD (14300-34700 KNOT-FT).

TIME (EDT)          6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).............19  20  21  20  19  18  17  16  15  16  16  17
WEATHER COV.........
WEATHER TYPE........
TSTM COV............
TEMP................40  41  46  47  49  50  51  51  50  50  49  48
RH..................82  79  65  63  56  54  50  50  50  52  54  58
20 FT WIND DIR......N   N   N   N   NE  NE  NE  E   E   E   SE  SE
20 FT WIND SPD......9   10  12  12  12  12  10  9   9   9   8   8
20 FT WIND GUST.....20  20  20  20  20  15  15  15  15  15  10  10
MIX HGT (KFT).......1.7 1.9 2.0 2.2 2.3 2.5 2.7 2.9 3.0 2.6 2.2 1.8
TRANSP WIND DIR.....N   N   N   N   N   N   NE  NE  NE  NE  E   E
TRANSP WIND SPD.....20  20  20  18  16  15  13  12  9   9   9   9
LVORI...............M   M   M   M   M   M   M   M   M   M   M   M
ADI.................M   M   M   M   M   M   M   M   M   M   M   M
VRATE KT-FT/1000....30  32  34  35  33  33  30  29  24  21  18  14

$$
FORECASTER...DUNTEN
REQUESTED BY...JOSH NIGRO
TYPE OF REQUEST...PRESCRIBED
.TAG 20150418.CRANE.01/BOX



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