FNUS73 KDMX 071912
FWSDMX

SPOT FORECAST FOR HARRIER MARSH-ECKSTEIN...IOWA DNR
NATIONAL WEATHER SERVICE DES MOINES IA
212 PM CDT WED APR 7 2010

FORECAST IS BASED ON IGNITION TIME OF 1300 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...
THE UPPER LEVEL LOW PRESSURE SYSTEM WILL EXIT TONIGHT AND CENTER
ITSELF OVER THE GREAT LAKES BY THURSDAY MORNING. AN UPPER LEVEL
RIDGE IS FORECAST TO BUILD INTO THE REGION DURING THE DAY
THURSDAY. THE PRESSURE GRADIENT WILL SLOWLY RELAX ON
THURSDAY...BUT IS STILL EXPECTED TO PRODUCE SOME GUSTY NORTHWEST
WINDS THROUGHOUT THE DAY. SKIES ARE LIKELY TO BECOME MOSTLY SUNNY
ON THURSDAY.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
                    TEMPERATURE.........52 AT IGNITION...MAX 54.
                    MIN HUMIDITY........41 PERCENT AT IGNITION...MIN 35 PERCENT.
WIND (EYE LEVEL)....NORTH WINDS 8 TO 14 MPH.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1700 FT AGL INCREASING TO 6900 FT AGL.
MIXING WINDS........NORTHWEST 9 TO 14 MPH INCREASING TO 20 TO 25
                    MPH EARLY IN THE MORNING.
SMOKE DISPERSAL.....GOOD (58200 KNOT-FT) INCREASING TO EXCELLENT
                    (131100 KNOT-FT) IN THE LATE MORNING AND
                    AFTERNOON.

TIME (CDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........31  32  34  36  37  39  40  39  36  33  30  27
WEATHER COV.....
WEATHER TYPE....
TEMP............35  37  41  44  47  50  52  53  55  56  55  54
RH..............82  75  65  57  49  44  41  39  37  35  37  38
EYE LVL WND DIR.NW  NW  NW  NW  NW  N   N   N   NW  NW  N   N
EYE LVL WND SPD.6   7   8   9   10  10  11  11  11  10  9   7
EYE LVL WND GST.15  15  15  20  20  25  25  25  25  25  20  15
MIX HGT (KFT)...0.3 1.7 3.2 4.7 5.4 6.1 6.9 6.9 6.9 6.9 6.6 6.4
MIXNG WIND DIR..NW  NW  NW  N   N   NW  NW  NW  NW  NW  NW  NW
MIXNG WIND SPD..9   14  21  25  25  24  22  21  21  20  20  20
HAINES INDEX....4   4   4   4   4   4   4   4   4   4   4   5

$$
FORECASTER...PODRAZIK
REQUESTED BY...SAYLORVILLE UNIT
TYPE OF REQUEST...PRESCRIBED
.TAG 20100408.HARRI.01/DMX