FNUS73 KDVN 221339
FWSDVN

SPOT FORECAST FOR BRAYTON...IOWA STATE UNIVERSITY
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
839 AM CDT THU APR 22 2010

FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON APRIL 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE ACROSS THE GREAT LAKES WILL PROVIDE A PLEASANT
DAY TO THE AREA. A STRONG LOW PRESSURE SYSTEM IN COLORADO WILL PUSH A WARM
FRONT INTO IOWA TONIGHT AND FRIDAY...ACCOMPANIED BY WIDESPREAD SHOWERS AND
THUNDERSTORMS.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
                    TEMPERATURE.........61 AT IGNITION...MAX 68.
                    MIN HUMIDITY........42 PERCENT AT IGNITION...MIN 0 PERCENT.
WIND (EYE LEVEL)....WINDS EAST AT 7 MPH AT IGNITION...OTHERWISE
                    SOUTHEAST WINDS 6 TO 8 MPH.
WIND SHIFT..........NONE.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......400-2200 FT AGL INCREASING TO 6400-7600 FT AGL.
MIXING WINDS........NORTHEAST 6 TO 8 MPH SHIFTING TO THE WEST
                    AROUND 5 MPH EARLY IN THE AFTERNOON...THEN
                    SHIFTING TO THE SOUTH AROUND 6 MPH LATE IN THE
                    AFTERNOON.

TIME (CDT)      NOON   2 PM   4 PM   6 PM
SKY (%).........PCLDY  PCLDY  PCLDY  PCLDY
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............61     65     67     66
RH..............42     38     36     38
EYE LEVEL WIND..100/7  110/7  120/6  120/6
EYE LEVEL WIND..
HAINES INDEX....3      3      3      2

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
MIN TEMPERATURE.....47.
MAX HUMIDITY........0 PERCENT.
WIND (EYE LEVEL)....EAST WINDS 6 TO 9 MPH.
WIND SHIFT..........NONE.
CWR.................10 PERCENT.
LAL.................1.
HAINES INDEX........2 TO 4 OR VERY LOW TO LOW POTENTIAL FOR LARGE
                    PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3500-5200 FT AGL DECREASING TO 0-1600 FT AGL
                    EARLY IN THE EVENING.
MIXING WINDS........SOUTHEAST 7 TO 10 MPH.

.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE
                    MORNING. RAIN SHOWERS LIKELY IN THE AFTERNOON.
MAX TEMPERATURE.....61.
MIN HUMIDITY........0 PERCENT.
WIND (EYE LEVEL)....SOUTHEAST WINDS 9 TO 16 MPH.
WIND SHIFT..........NONE.
CWR.................70 PERCENT.
LAL.................3.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......200-1900 FT AGL.
MIXING WINDS........SOUTHEAST 12 TO 21 MPH INCREASING TO 24 TO 28
                    MPH IN THE LATE MORNING AND AFTERNOON.

$$
FORECASTER...HAASE
REQUESTED BY...RYAN HARR
TYPE OF REQUEST...PRESCRIBED
.TAG 20100422.BRAYT.01/DVN