FNUS73 KDVN 061445
FWSDVN

SPOT FORECAST FOR BLACKHAWK BOTTOMS WMA...IOWA DNR - ODESSA WILDLIFE UNIT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
945 AM CDT WED APR 6 2011

FORECAST IS BASED ON IGNITION TIME OF 1230 CDT ON APRIL 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A FRONT MOVING THROUGH THE AREA TODAY WILL KEEP WINDS LIGHT THROUGH
TODAY...GRADUALLY SWITCHING FROM SOUTHWEST TO NORTH BY THIS AFTERNOON.
THE FRONT WILL CONTINUE TO GRADUALLY SHIFT SOUTH TONIGHT...ALLOWING
THE NORTH WINDS TO TURN EAST BY MIDNIGHT TONIGHT.  THURSDAY SHOWERS AND
THUNDERSTORMS WILL SPREAD INTO THE AREA DURING THE EARLY AFTERNOON.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY.
TEMPERATURE.........66 AT IGNITION...MAX 68.
RH..................33 PERCENT AT IGNITION...MIN 32 PERCENT.
EYE LEVEL WINDS.....WINDS SOUTHWEST AT 8 MPH AT
                    IGNITION...OTHERWISE NORTH WINDS 5 TO 12 MPH.
WIND SHIFT..........FRONTAL PASSAGE WILL SHIFT WINDS FROM
                    SOUTHWEST TO NORTHWEST DURING THE AFTERNOON.
                    NORTH WINDS SHOULD DEVELOP JUST PRIOR TO SUNSET.
HAINES INDEX........3 TO 5 OR VERY LOW TO MODERATE POTENTIAL FOR
                    LARGE PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT.......200-2000 FT AGL INCREASING TO 2600-3400 FT AGL
                    LATE IN THE MORNING.
MIXING WINDS........WEST 13 TO 22 MPH SHIFTING TO THE NORTHWEST 10
                    TO 12 MPH EARLY IN THE AFTERNOON...THEN
                    SHIFTING TO THE NORTHEAST 9 TO 10 MPH EARLY IN
                    THE AFTERNOON.

TIME (CDT)      NOON   2 PM   4 PM   6 PM
SKY (%).........MCLDY  MCLDY  MCLDY  PCLDY
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............66     67     67     65
RH..............32     33     39     43
EYE LEVEL WIND..230/8  260/6  330/6  000/5
EYE LEVEL GUST..10
HAINES INDEX....4      4      4      4

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
TEMPERATURE.........MIN 44.
RH..................MAX 79 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING EAST 5 TO 9 MPH IN THE
                    LATE EVENING AND OVERNIGHT.
WIND SHIFT..........WIND SHIFTING FROM NORTH TO NORTHEAST BEFORE
                    MIDNIGHT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......200-2100 FT AGL DECREASING TO 0-200 FT AGL IN
                    THE LATE EVENING AND OVERNIGHT.
MIXING WINDS........EAST 6 TO 8 MPH.

$$
FORECASTER...PIERCE
REQUESTED BY...ANDY ROBBINS -  NATURAL RESOURCES BIOLOGIST
TYPE OF REQUEST...PRESCRIBED
.TAG 20110406.BLACK.01/DVN