Suppression Forecast
Issued by NWS Raleigh/Durham, NC

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FNUS72 KRAH 221210
FWSRAH

SPOT FORECAST FOR DUKE FOREST PRESCRIBED BURN...OFFICE OF THE DUKE FOREST
NATIONAL WEATHER SERVICE RALEIGH NC
810 AM EDT FRI MAY 22 2015

FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MAY 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
NORTHERLY TRANSPORT WINDS AT 12-17 MPH THIS MORNING WILL DECREASE
TO 7-10 MPH BY NOON...FALLING TO AROUND 5 MPH THE REMAINDER OF THE
AFTERNOON. MIXING HEIGHTS WILL INCREASE FROM 2500 FT TO 3500 FT BY
NOON...PEAKING AT 4500-5000 FT MID TO LATE AFTERNOON...THEN FALLING
RAPIDLY TO 250 FT AN HOUR PRIOR TO SUNSET AS THE NOCTURNAL
INVERSION DEVELOPS.

.TODAY...

SKY/WEATHER.........SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....AROUND 75.
MIN HUMIDITY........30 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 5 TO 7 MPH.
MIXING HEIGHT.......300-2100 FT AGL...INCREASING TO 5100 FT AGL.
TRANSPORT WINDS.....NORTH 8 TO 17 MPH...BECOMING NORTHWEST AROUND 7
                    MPH LATE.

TIME (EDT)          11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).............15  6   0   0   0   3   11
WEATHER COV.........
WEATHER TYPE........
TSTM COV............
TEMP................67  70  71  73  74  74  74
RH..................42  36  35  31  30  30  30
20 FT WIND DIR......N   N   NW  NW  NW  NW  NW
20 FT WIND SPD......6   5   5   5   5   4   4
20 FT WIND GUST.....10  10  10  10  10  10  10
MIX HGT (KFT).......2.7 3.3 3.9 4.5 5.1 5.1 5.1
TRANSP WIND DIR.....N   N   N   N   N   NW  NW
TRANSP WIND SPD.....12  10  9   8   8   7   7
LVORI...............1   1   1   1   1   1   2
ADI.................35  35  35  31  31  31  29

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....AROUND 52.
MAX HUMIDITY........66 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......LIGHT AND VARIABLE WINDS.
MIXING HEIGHT.......5100 FT AGL...DECREASING TO 300 FT AGL IN THE
                    LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....NORTH 2 TO 7 MPH.

TIME (EDT)          6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).............11  9   7   8   8   9   9   10  10  11  13  15
WEATHER COV.........
WEATHER TYPE........
TSTM COV............
TEMP................72  70  67  63  61  60  59  58  56  55  55  54
RH..................34  39  45  52  56  58  60  62  64  66  64  66
20 FT WIND DIR......NW  W   W   W   NW  NW  NW  NW  NW  N   N   N
20 FT WIND SPD......3   2   2   1   1   1   2   2   2   2   2   2
20 FT WIND GUST.....5   5   5   5   5   5   5   5   5   5   5   5
MIX HGT (KFT).......5.1 5.1 5.1 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3
TRANSP WIND DIR.....NW  NW  NW  W   W   W   W   W   NW  NW  N   N
TRANSP WIND SPD.....7   7   6   6   3   2   3   3   5   5   5   5
LVORI...............2   2   2   2   2   3   3   3   3   3   3   3
ADI.................29  29  2   2   2   1   1   1   2   2   2   3

$$

FORECASTER...VINCENT
REQUESTED BY...JENNA SCHREIBER
TYPE OF REQUEST...PRESCRIBED
.TAG 20150522.DUKEF.01/RAH



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