FNUS73 KMPX 051211
FWSMPX

SPOT FORECAST FOR BENSON...U.S. FISH & WILDLIFE SERVICE
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
711 AM CDT THU APR 5 2012

FORECAST IS BASED ON IGNITION TIME OF 1030 CDT ON APRIL 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A DRY SOUTHEAST FLOW OF AIR WILL COVER THE BURN SITE TODAY AS A
SYSTEM OF HIGH PRESSURE SITS OVER ONTARIO. MINIMUM RELATIVE HUMIDITY
REACHING NEAR 25 PERCENT THIS AFTERNOON.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
TEMPERATURE.........49 AT IGNITION...MAX 60.
RH..................49 PERCENT AT IGNITION...MIN 26 PERCENT.
WIND (20 FT)........WINDS SOUTHEAST AT 12 MPH AT
                    IGNITION...OTHERWISE SOUTHEAST WINDS 8 TO 13
                    MPH.
HAINES INDEX........3 OR VERY LOW AT IGNITION...MAX 3.
SMOKE DISPERSAL.....POOR TO GOOD (3700-39700) INCREASING TO GOOD TO
                    EXCELLENT (55400-87400) LATE IN THE MORNING.
MIXING HEIGHT.......300-1300 FT AGL INCREASING TO 5000-5900 FT AGL.
MIXING WINDS........SOUTHEAST 18 TO 22 MPH.

TIME (CDT)      8 AM   10 AM  NOON   2 PM   4 PM   6 PM
SKY (%).........MCLEAR PCLDY  PCLDY  PCLDY  PCLDY  PCLDY
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............37     45     52     58     60     59
RH..............64     49     39     32     29     29
20 FT WIND......E 9    SE 11  SE 11  SE 11  SE 12  SE 12
20 FT WIND GUST.15     20     20     20     20     20
HAINES INDEX....3      3      3      3      3      3

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
TEMPERATURE.........MIN 37.
RH..................MAX 73 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 8 TO 13 MPH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (33100-73400) DECREASING TO
                    POOR (4600-5000) IN THE LATE EVENING AND
                    OVERNIGHT.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY.
TEMPERATURE.........MAX 63.
RH..................MIN 30 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 13 TO 18 MPH. GUSTS UP TO 30
                    MPH IN THE AFTERNOON.
HAINES INDEX........3 TO 4 OR OR VERY LOW TO OR LOW.
SMOKE DISPERSAL.....POOR TO GOOD (5000-32700) INCREASING TO
                    EXCELLENT (119700-122600).
MIXING HEIGHT.......300-1400 FT AGL INCREASING TO 5000-5200 FT AGL.
MIXING WINDS........SOUTH 26 TO 32 MPH.

$$
FORECASTER...HILTBRAND
REQUESTED BY...TROY BOSCHEE
TYPE OF REQUEST...PRESCRIBED
.TAG 20120405.BENSO.01/MPX