FNUS73 KAPX 231508
FWSAPX

SPOT FORECAST FOR GTB POW WOW...BIA
NATIONAL WEATHER SERVICE GAYLORD MI
1108 AM EDT THU APR 23 2009

FORECAST IS BASED ON IGNITION TIME OF 1200 EDT ON APRIL 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...LOOKS LIKE THE WINDS WILL BE ONSHORE ALL DAY OUT
OF THE SOUTH DURING THE BURN. THIS SHOULD KEEP THE TEMPERATURES
GETTING PAST THE MID 60S FOR THE DAY. THE LOWER TEMPERATURE SHOULD
KEEP THE MINIMUM RELATIVE HUMIDITY AROUND 50 PERCENT FOR THE
AFTERNOON. IF THE WINDS SHOULD BECOME MORE SOUTHWEST DURING THE
DAY...THEN THE TEMPERATURES COULD WARM TO AROUND 70 DEGREES AND
THE RELATIVE HUMIDITY WOULD DROP TO AROUND 40 PERCENT FOR THE
AFTERNOON.

.FRIDAY...

SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (75-85 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (40-50 PERCENT). PATCHY FOG IN
                    THE MORNING.
TEMPERATURE.........60 AT IGNITION...MAX 66.
RH..................60 PERCENT AT IGNITION...MIN 47 PERCENT.
WIND (20 FT)........WINDS SOUTH AT 11 MPH AT IGNITION...OTHERWISE
                    SOUTHWEST WINDS 10 TO 13 MPH WITH GUSTS TO
                    AROUND 25 MPH.
MIXING HEIGHT.......500 FT AGL AT IGNITION...OTHERWISE 200-500 FT
                    AGL.

TIME (EDT)      12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........73  73  46  46  46  46
WEATHER COV.....
WEATHER TYPE....
TEMP............60  63  66  66  66  66
RH..............60  54  50  48  48  47
20 FT WIND DIR..S   S   S   S   S   SW
20 FT WIND SPD..10  10  11  11  12  12
20 FT WIND GUST.15  15  20  20  20  25

.FRIDAY NIGHT...

SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).
TEMPERATURE.........MIN 52.
RH..................MAX 77 PERCENT.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........46     43     43     43     55     55
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............66     61     58     55     54     53
RH..............47     56     62     69     71     77

.SATURDAY...

SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF
                    SHOWERS AND THUNDERSTORMS EARLY IN THE
                    AFTERNOON.
TEMPERATURE.........MAX 72.
RH..................MIN 37 PERCENT.
WIND (20 FT)........WEST WINDS 7 TO 12 MPH. GUSTS UP TO 25 MPH
                    UNTIL LATE AFTERNOON. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS EARLY IN THE
                    AFTERNOON.
MIXING HEIGHT.......200-400 FT AGL.
HAINES INDEX........MAX 3.

TIME (EDT)      6 AM      9 AM      NOON      3 PM
SKY (%).........55        52        52        76
WEATHER COV.....                              CHANCE
WEATHER TYPE....NONE      NONE      NONE      RNSHWR
TEMP............53        60        69        72
RH..............77        60        42        37
20 FT WIND......SW 10G20  SW 10G20  SW 11G20  W 9G20
HAINES INDEX....3         3         2         3

$$
FORECASTER...JEFF LUTZ
REQUESTED BY...WILL WIGGINS
TYPE OF REQUEST...PRESCRIBED
.TAG 20090424.GTBPO.01/APX