FNUS73 KMPX 071311
FWSMPX

SPOT FORECAST FOR SBR BU 40C...FWS
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
811 AM CDT WED APR 7 2010

FORECAST IS BASED ON IGNITION TIME OF 0820 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 THIS MORNING. THE HIGH WILL ALLOW FOR A COOL...BUT SUNNY DAY
TODAY...WITH HIGH TEMPERATURES IN THE MIDDLE 50S. THIS WILL ALLOW
AFTERNOON HUMIDITY TO DROP DOWN TO AROUND 25 PERCENT. NORTH WINDS
NEAR 10 MPH THIS MORNING WILL INCREASE TO 15 MPH BY EARLY THIS AFTERNOON
WITH GUSTS OF 20 TO 25 MPH.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY.
                    TEMPERATURE.........43 AT IGNITION...MAX 54.
                    MIN HUMIDITY........40 PERCENT AT IGNITION...MIN 26 PERCENT.
WIND (20 FT)........WINDS NORTH AT 12 MPH AT IGNITION...OTHERWISE
                    NORTH WINDS 10 TO 15 MPH.
HAINES INDEX........4 OR LOW AT IGNITION...MAX 4.
SMOKE DISPERSAL.....POOR TO GOOD (12800-56600) INCREASING TO
                    EXCELLENT (131900-146200).
MIXING HEIGHT.......800-2300 FT AGL INCREASING TO 8600-9500 FT AGL.
MIXING WINDS........NORTH 17 TO 23 MPH.

TIME (CDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
SKY (%).........MCLDY  MCLDY  PCLDY  PCLDY  PCLDY  PCLDY
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............38     43     48     52     54     53
RH..............44     37     31     28     26     28
20 FT WIND......N 8    N 11   N 11   N 11   N 14   N 12
20 FT WIND GUST.10     20     20     20     25     20
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 (90400-140300) DECREASING TO POOR TO
                    GOOD (5100-45100) EARLY IN THE EVENING.
MIXING HEIGHT.......8200 FT AGL DECREASING TO 900 FT AGL.
MIXING WINDS........NORTH 14 TO 23 MPH DECREASING TO 8 TO 12 MPH
                    AFTER MIDNIGHT.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....55.
MIN HUMIDITY........29 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 8 MPH EARLY
                    IN THE MORNING.
HAINES INDEX........2 TO 4 OR OR VERY LOW TO OR LOW.
SMOKE DISPERSAL.....POOR TO GOOD (5800-49600) INCREASING TO
                    EXCELLENT (83200-97300) IN THE LATE MORNING AND
                    AFTERNOON.
MIXING HEIGHT.......900-2400 FT AGL INCREASING TO 5900-7300 FT AGL.
MIXING WINDS........NORTH 9 TO 17 MPH INCREASING TO 16 TO 22 MPH IN
                    THE LATE MORNING AND AFTERNOON.

$$
FORECASTER...HILTBRAND
REQUESTED BY...ROBERT BENGSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20100407.SBRBU.02/MPX