FNUS73 KGRR 031217
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR POWERLINE RX...USFS
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
817 AM EDT SUN MAY 3 2009

FORECAST IS BASED ON IGNITION TIME OF 1230 EDT ON MAY 03.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE WILL REMAIN IN CONTROL OF THE
REGIONAL WEATHER INTO MONDAY. MOSTLY CLEAR SKIES WITH
NEAR NORMAL TEMPERATURES THROUGH TUESDAY.


.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
TEMPERATURE.........62 AT IGNITION...MAX 65.
RH..................35 PERCENT AT IGNITION...MIN 27 PERCENT.
WIND (20 FT)........WINDS WEST AT 12 MPH AT IGNITION...OTHERWISE
                    NORTHWEST WINDS 6 TO 11 MPH.
MIXING WINDS........SOUTHWEST 9 TO 16 MPH SHIFTING TO THE WEST 14
                    TO 22 MPH.
MIXING HEIGHT.......1600-2100 FT AGL INCREASING TO 3600 FT AGL FROM
                    LATE MORNING THROUGH EARLY AFTERNOON...THEN
                    INCREASING TO 7700 FT AGL AT
                    IGNITION...OTHERWISE 5600 FT AGL FROM LATE
                    MORNING THROUGH EARLY AFTERNOON INCREASING TO
                    7700 FT AGL AT IGNITION...OTHERWISE 9200-9700
                    FT AGL IN THE AFTERNOON DECREASING TO 7000 FT
                    AGL.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH AT IGNITION...MAX 5.
SMOKE DISPERSAL.....POOR TO GOOD (0-300 KNOT-FT) INCREASING TO
                    EXCELLENT (700 KNOT-FT) FROM LATE MORNING
                    THROUGH EARLY AFTERNOON...THEN INCREASING TO
                    EXCELLENT /1700 KNOT-FT/ AT IGNITION.
                    MAX...EXCELLENT /1200 KNOT-FT/ FROM LATE
                    MORNING THROUGH EARLY AFTERNOON INCREASING TO
                    EXCELLENT /1700 KNOT-FT/ AT IGNITION.
                    MAX...EXCELLENT /2100 KNOT-FT/ THROUGH MID
                    AFTERNOON DECREASING TO EXCELLENT TO EXCELLENT
                    (1300-1600 KNOT-FT) DECREASING TO EXCELLENT
                    (900 KNOT-FT) IN THE EVENING.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). AREAS OF FROST
                    OVERNIGHT.
TEMPERATURE.........MIN 31.
RH..................MAX 92 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 7 MPH IN THE EVENING BECOMING
                    LIGHT...THEN BECOMING EAST 5 TO 10 MPH AFTER
                    MIDNIGHT.
MIXING WINDS........SOUTHEAST 1 TO 10 MPH.
MIXING HEIGHT.......5100-5600 FT AGL DECREASING TO 0 FT AGL.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (300-600 KNOT-FT) DECREASING
                    TO POOR TO POOR (0-100 KNOT-FT).

.MONDAY...

SKY/WEATHER.........SUNNY (5-15 PERCENT).
TEMPERATURE.........MAX 68.
RH..................MIN 27 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 11 MPH.
MIXING WINDS........SOUTHEAST 5 TO 9 MPH.
MIXING HEIGHT.......1500-2000 FT AGL INCREASING TO 7800-8300 FT
                    AGL.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
SMOKE DISPERSAL.....POOR TO GOOD (0-400 KNOT-FT) INCREASING TO GOOD
                    (500 KNOT-FT) IN THE AFTERNOON.

$$
FORECASTER...MARINO
REQUESTED BY...BOB LITTLE
TYPE OF REQUEST...PRESCRIBED
.TAG 20090503.POWER.01/GRR