FNUS73 KDMX 072204
FWSDMX

SPOT FORECAST FOR PLC WEST...USFWS
NATIONAL WEATHER SERVICE DES MOINES IA
504 PM CDT THU APR 7 2011

FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON APRIL 08.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

PLEASE REMEMBER TO SUBMIT A MID BURN OBSERVATION TO THE NATIONAL WEATHER
SERVICE FOR EACH PRESCRIBED BURN.

.DISCUSSION...
SEVERAL TENTHS OF AN INCH OF RAINFALL WILL WET THE GROUND
TONIGHT...BUT THE RAIN WILL END BY SUNRISE FRIDAY. WINDS WILL BE
GENERALLY FROM THE EAST ON FRIDAY AT AROUND 10 MPH AND RELATIVE
HUMIDITY WILL REMAIN HIGH DURING THE DAY...BOTTOMING OUT AT AROUND
80 PERCENT IN THE EARLY AFTERNOON.

.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT).
TEMPERATURE.........54 AT IGNITION...MAX 59.
RH..................83 PERCENT AT IGNITION...MIN 69 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......3400 FT AGL.
MIXING WINDS........EAST 12 TO 21 MPH DECREASING TO AROUND 10 MPH
                    EARLY IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (40300 KNOT-FT).
WIND (20 FT)........WINDS EAST AT 9 MPH AT IGNITION...OTHERWISE
                    EAST WINDS 9 TO 10 MPH.

TIME (CDT)      7 AM      10 AM     1 PM      4 PM
SKY (%).........94        79        67        64
WEATHER COV.....
WEATHER TYPE....NONE      NONE      NONE      NONE
TEMP............45        51        56        58
RH..............100       86        80        75
20 FT WIND......E 10      E 9G10    E 9G10    E 9G10
MIX HGT (FT)....1600      3100      3400      3100
MIXNG WIND......E 21      E 15      E 13      E 10
HAINES INDEX....2         2         2         3

$$
FORECASTER...LEE
REQUESTED BY...JAMES KRIZMAN
TYPE OF REQUEST...PRESCRIBED
.TAG 20110408.PLCWE.01/DMX