FNUS73 KGRR 261203
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR POWERLINE  3...USFS
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
803 AM EDT TUE JUN 26 2012

FORECAST IS BASED ON IGNITION TIME OF 1230 EDT ON JUNE 26.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE WILL BRING A LIGHT WIND REGIME TO THE
AREA TODAY. LIGHT AND VARIABLE WINDS THIS MORNING WILL BECOME
WESTERLY AT 5 TO 10 MPH AS THE LAKE BREEZE BECOMES ESTABLISHED
ACROSS THE AREA. MOSTLY SUNNY SKIES SHOULD ALLOW AFTERNOON HIGH
TEMPERATURES TO PUSH TOWARD 80 DEGREES. PARTLY CLOUDY SKIES
TONIGHT WITH LIGHT WINDS.


.TODAY...

SKY/WEATHER.........SUNNY (10-20 PERCENT).
TEMPERATURE.........73 AT IGNITION...MAX 78.
RH..................46 PERCENT AT IGNITION...MIN 34 PERCENT.
WIND (20 FT)........WINDS WEST AT 8 MPH AT IGNITION...OTHERWISE
                    LIGHT AND VARIABLE WINDS BECOMING WEST AT
                    5 TO 10 MPH.
MIXING WINDS........WEST 7 TO 12 MPH.
MIXING HEIGHT.......1200-1700 FT AGL INCREASING TO 5400 FT AGL AT
                    IGNITION...OTHERWISE 4900-5400 FT AGL...THEN
                    DECREASING TO 3400 FT AGL IN THE EVENING.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH AT IGNITION...MAX 5.
SMOKE DISPERSAL.....0-400 (POOR TO GOOD).

TIME (EDT)      NOON   2 PM   4 PM   6 PM
SKY (%).........13     9      10     11
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............72     74     76     76
RH..............46     35     34     36
20 FT WIND......W 8    W 8    W 9    W 9
20 FT GUST......10     10     10     10
HAINES INDEX....5      5      5      5

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
TEMPERATURE.........MIN 55.
RH..................MAX 83 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 9 MPH IN THE EVENING BECOMING
                    LIGHT...THEN BECOMING SOUTH 5 TO 10 MPH
                    OVERNIGHT.
MIXING WINDS........SOUTH 2 TO 6 MPH.
MIXING HEIGHT.......2100-2600 FT AGL DECREASING TO 0-300 FT AGL
                    AFTER MIDNIGHT.
HAINES INDEX........4 TO 5 OR OR LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL
                    FOR LARGE PLUME DOMINATED FIRE GROWTH.
SMOKE DISPERSAL.....0-100 (POOR TO POOR).

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
TEMPERATURE.........MAX 86.
RH..................MIN 33 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 12 TO 17 MPH.
MIXING WINDS........SOUTH 8 TO 13 MPH INCREASING TO SOUTHWEST 18 TO
                    26 MPH.
MIXING HEIGHT.......3200-3700 FT AGL.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
SMOKE DISPERSAL.....0-200 (POOR TO FAIR) INCREASING TO 500-900
                    (GOOD TO EXCELLENT)...THEN DECREASING TO 400
                    (GOOD) IN THE EVENING.

$$
FORECASTER...DUKE
REQUESTED BY...BOB LITTLE
TYPE OF REQUEST...PRESCRIBED
.TAG 20120626.POWER.01/GRR