FNUS73 KMPX 051232
FWSMPX

SPOT FORECAST FOR SOUTH AMERICA BURN UNIT...MN DNR
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
732 AM CDT THU APR 5 2012

FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON APRIL 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

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

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
TEMPERATURE.........46 AT IGNITION...MAX 57.
RH..................43 PERCENT AT IGNITION...MIN 26 PERCENT.
WIND (20 FT)........WINDS EAST AT 8 MPH AT IGNITION...OTHERWISE
                    EAST WINDS 5 TO 8 MPH.
HAINES INDEX........3 OR VERY LOW AT IGNITION...MAX 4.
SMOKE DISPERSAL.....POOR TO GOOD (6000-46900).
MIXING HEIGHT.......500-2100 FT AGL INCREASING TO 3100-5000 FT AGL
                    LATE IN THE MORNING...THEN INCREASING TO
                    4700-6000 FT AGL IN THE AFTERNOON DECREASING TO
                    3300 FT AGL LATE IN THE AFTERNOON.
MIXING WINDS........EAST 10 TO 16 MPH.

TIME (CDT)      9 AM   11 AM  1 PM   3 PM   5 PM   7 PM
SKY (%).........PCLDY  PCLDY  PCLDY  MCLEAR MCLEAR MCLEAR
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............38     46     53     56     57     53
RH..............64     43     31     26     25     29
20 FT WIND......E 6    E 7    E 5    E 5    E 5    E 5
20 FT WIND GUST.10     10
HAINES INDEX....3      3      4      4      4      4

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR. PATCHY FROST AFTER MIDNIGHT.
TEMPERATURE.........MIN 31.
RH..................MAX 81 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (2200-19000).

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY. PATCHY FROST EARLY IN THE
                    MORNING.
TEMPERATURE.........MAX 60.
RH..................MIN 29 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 9 MPH.
HAINES INDEX........3 TO 4 OR OR VERY LOW TO OR LOW.
SMOKE DISPERSAL.....POOR TO GOOD (2600-45400) INCREASING TO GOOD TO
                    EXCELLENT (53300-73900) IN THE AFTERNOON.
MIXING HEIGHT.......300-1800 FT AGL INCREASING TO 5100-5900 FT AGL.
MIXING WINDS........SOUTHEAST 14 TO 18 MPH.

$$
FORECASTER...HILTBRAND
REQUESTED BY...MARK CLEVELAND
TYPE OF REQUEST...PRESCRIBED
.TAG 20120405.SOUTH.01/MPX