FNUS73 KGRR 161321
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR HAPPY BLUE BUTTERFLY...USFS
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
921 AM EDT FRI AUG 16 2013

FORECAST IS BASED ON IGNITION TIME OF 1130 EDT ON AUGUST 16.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A FAIR CALM DAY. WINDS SHOULD BE SOUTHERLY AT
IGNITION TIME...BUT SHOULD SHIFT TO THE WEST...OFF OF LAKE
MICHIGAN...TOWARD 1-2 PM. SPEEDS SHOULD BE AROUND 5 MPH AT
IGNITION...COMING UP TO AROUND 10 MPH AFTER THE SHIFT TO THE WEST.
MIN RH VALUES SHOULD BE REACHED 2-3 PM...AROUND 40 PERCENT.


.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
TEMPERATURE.........68 AT IGNITION...MAX 74.
RH..................70 PERCENT AT IGNITION...MIN 40 PERCENT.
WIND (20 FT)........WINDS SOUTH AT 8 MPH AT IGNITION...OTHERWISE
                    WEST WINDS 6 TO 11 MPH.
MIXING WINDS........NORTHWEST 1 TO 6 MPH.
MIXING HEIGHT.......1600-2100 FT AGL INCREASING TO 4700 FT AGL FROM
                    LATE MORNING THROUGH EARLY AFTERNOON...THEN
                    INCREASING TO 8100 FT AGL AT
                    IGNITION...OTHERWISE 8500-9000 FT AGL
                    DECREASING TO 6500-7000 FT AGL LATE IN THE DAY.

TIME (EDT)      11 AM  1 PM   3 PM   5 PM   7 PM
SKY (%).........28     22     22     24     27
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE
TEMP............65     71     74     74     72
RH..............70     47     40     43     49
20 FT WIND......S 8    SW 6   W 9    W 11   W 9
20 FT GUST......              10     15     10

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
TEMPERATURE.........MIN 50.
RH..................MAX 100 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 8 MPH BECOMING LIGHT...THEN
                    BECOMING EAST UP TO 5 MPH EARLY IN THE MORNING.

.SATURDAY...

SKY/WEATHER.........SUNNY (10-20 PERCENT).
TEMPERATURE.........MAX 79.
WIND (20 FT)........WEST WINDS 5 TO 10 MPH.
MIXING WINDS........SOUTH 2 TO 5 MPH SHIFTING TO THE WEST AROUND 6
                    MPH IN THE EVENING.
MIXING HEIGHT.......200 FT AGL INCREASING TO 2600 FT AGL EARLY IN
                    THE MORNING...THEN INCREASING TO 5500 FT AGL
                    FROM LATE MORNING THROUGH EARLY AFTERNOON
                    INCREASING TO 8900-9400 FT AGL DECREASING TO
                    7100 FT AGL DECREASING TO 5000 FT AGL IN THE
                    EVENING.

$$
FORECASTER...JK
REQUESTED BY...STEVE HATTING
TYPE OF REQUEST...PRESCRIBED
.TAG 20130816.HAPPY.01/GRR