FNUS72 KFFC 280051
FWSFFC

SPOT FORECAST FOR IRON MOUNTAIN CHASE...US FOREST SERVICE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
851 PM EDT WED JUN 27 2012

FORECAST IS BASED ON REQUEST TIME OF 2017 EDT ON JUNE 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

HIGH PRESSURE WAS BUILDING INTO THE SOUTHEAST. THIS WAS BRINGING
STABLE CONDITIONS ALONG WITH MUCH DRIER AIR. THE CURRENT DEWPOINTS
ARE RUNNING ABOUT 10 DEGREES LOWER THAN MODEL GUIDANCE. THEREFORE
MAJOR ADJUSTMENTS WERE MADE TO THE FORECAST TO ACCOUNT FOR THE
DRIER AIR. DEWPOINTS SHOULD RISE THROUGH THE NIGHT...REACHING THE
MID 50S BY THURSDAY MORNING. WITH A STRONG INVERSION ALOFT HOLDING
THROUGH THURSDAY...MIXING HEIGHTS WILL BE LOWER THAN USUAL FOR
THIS TIME OF YEAR.

.TONIGHT...

SKY/WEATHER.........CLEAR (0-5 PERCENT).
MIN TEMPERATURE.....AROUND 58.
MAX HUMIDITY........96 PERCENT.
WIND (20 FT)........NORTH TO NORTHWEST LESS THAN 5 MPH.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......DECREASING TO LESS THAN 100 FEET.
TRANSPORT WINDS.....WEST TO NORTHWEST 3 TO 6 MPH
DISPERSION INDEX....2.
LVORI...............4.
EYE LEVEL WINDS.....LIGHT NORTH WIND (DOWNSLOPE WIND).

TIME (EDT)      8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........0      0      0      0      0
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE
TEMP............85     74     67     64     61
RH..............35     48     59     66     78
20 FT WIND......N 5    NW 5   NW 4   NW 2   NW 2
20 FT WIND GUST.
EYE LEVEL WIND..N 3    N 3    N 1    N 0    N 0
EYE LVL WND GST.
DISPERSION IDX..3      2      2      2      2
LVORI...........2      3      3      4      6
CWR.............0      0      0      0      0

.THURSDAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 95.
MIN HUMIDITY........28 PERCENT.
WIND (20 FT)........LIGHT NORTH TO NORTHWEST WINDS BECOMING WEST TO SOUTWEST
                    AROUND 6 MPH BY NOON.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......TO NEAR 5000 FT AGL BY NOON.
TRANSPORT WINDS.....WEST 3 TO 5 MPH INCREASING TO 6 TO 9 MPH BY NOON.
DISPERSION INDEX....3 INCREASING TO 39 LATE IN THE MORNING.
LVORI...............4.
EYE LEVEL WINDS.....LIGHT NORTHWEST WINDS BECOMING WEST AROUND 6 MPH BY NOON


TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
SKY (%).........0      0      0      0      0      0
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............58     65     80     87     91     95
RH..............92     76     47     39     33     28
20 FT WIND......NW 2   NW 3   W 3    W 3    SW 5   SW 5
20 FT WIND GUST.
EYE LEVEL WIND..NW 1   NW 1   W 1    W 1    SW 3   S 4
EYE LVL WND GST.
DISPERSION IDX..0      4      6      38     39     38
LVORI...........6      4      2      1      1      1
CWR.............0      0      0      0      0      0

$$
FORECASTER...MCMULLEN
REQUESTED BY...JEFF SCHARDT
TYPE OF REQUEST...WILDFIRE
.TAG 20120627.IRONM.01/FFC