FNUS73 KMPX 071026
FWSMPX

SPOT FORECAST FOR SBR BU 16...USFWS
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
526 AM CDT WED APR 7 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON APRIL 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
AN AREA OF DRY CANADIAN HIGH PRESSURE IS SINKING INTO THE AREA TODAY...THIS
HAS RESULTED IN SIGNIFICANTLY DRIER AIR FILTERING INTO THE BURN AREA
OVERNIGHT...WITH RHS STILL IN THE 30S AS OF 6 AM. THE HIGH WILL ALLOW FOR A
COOL...BUT SUNNY DAY TODAY...WITH THE HIGH GETTING INTO THE MID 50S. THIS
WILL ALLOW AFTERNOON RHS TO DROP DOWN TO AROUND 25 PERCENT. LIGHT NORTHWEST
EARLY THIS MORNING WILL BE GIVING WAY TO STRONGER NORTH WINDS BY LATE THIS
MORNING...WITH SUSTAINED WINDS IN THE 10 TO 15 MPH RANGE AND GUSTS OF 20 TO
25 MPH.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY.
                    TEMPERATURE.........48 AT IGNITION...MAX 54.
                    MIN HUMIDITY........31 PERCENT AT IGNITION...MIN 26 PERCENT.
WIND (20 FT)........WINDS NORTH AT 12 MPH AT IGNITION...OTHERWISE
                    NORTHWEST WINDS 10 TO 15 MPH.
HAINES INDEX........4 OR LOW AT IGNITION...MAX 4.
SMOKE DISPERSAL.....POOR TO EXCELLENT (11900-61200) INCREASING TO
                    EXCELLENT (137500-140400).
MIXING HEIGHT.......700-2500 FT AGL INCREASING TO 8400-9100 FT AGL.
MIXING WINDS........NORTH 18 TO 22 MPH.

TIME (CDT)      9 AM   11 AM  1 PM   3 PM   5 PM   7 PM
SKY (%).........PCLDY  PCLDY  PCLDY  PCLDY  PCLDY  PCLDY
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............42     48     52     54     53     51
RH..............39     31     27     26     28     32
20 FT WIND......N 10   N 11   N 11   N 14   NW 12  NW 7
20 FT WIND GUST.15     20     20     25     20     10
HAINES INDEX....4      4      4      4      4      4

.TONIGHT...

MIN TEMPERATURE.....30.
MAX HUMIDITY........81 PERCENT.
WIND (20 FT)........NORTH WINDS 5 TO 8 MPH EARLY IN THE EVENING
                    BECOMING LIGHT.
SMOKE DISPERSAL.....EXCELLENT (95000-136100) DECREASING TO POOR
                    (5000).

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....55.
MIN HUMIDITY........29 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 7 MPH EARLY
                    IN THE MORNING...THEN BECOMING LIGHT LATE IN
                    THE AFTERNOON.
HAINES INDEX........3 TO 4 OR OR VERY LOW TO OR LOW.
SMOKE DISPERSAL.....POOR TO GOOD (5800-49800) INCREASING TO
                    EXCELLENT (82900-99200) IN THE LATE MORNING AND
                    AFTERNOON.
MIXING HEIGHT.......800-2300 FT AGL INCREASING TO 5800-7100 FT AGL.
MIXING WINDS........NORTH 9 TO 17 MPH INCREASING TO 16 TO 22 MPH IN
                    THE LATE MORNING AND AFTERNOON.

$$
FORECASTER...GRIESINGER
REQUESTED BY...RUSS LANGFORD
TYPE OF REQUEST...PRESCRIBED
.TAG 20100407.SBRBU.01/MPX