FNUS73 KGRR 041226
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR 18 MILE RD...USFS
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
826 AM EDT WED MAY 4 2011

FORECAST IS BASED ON IGNITION TIME OF 1230 EDT ON MAY 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...CLOUDS WILL CONTINUE TO CLEAR OVER SOUTHWEST LOWER
MICHIGAN THIS MORNING. THIS WILL ALLOW TEMPERATURES TO RISE INTO THE
UPPER 50S TO NEAR 60. WITH HIGH PRESSURE CENTERED OVER THE REGION...
WINDS WILL GENERALLY BE LIGHT.


.TODAY...

SKY/WEATHER.........SUNNY (15-25 PERCENT).
TEMPERATURE.........54 AT IGNITION...MAX 59.
RH..................36 PERCENT AT IGNITION...MIN 27 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AT 10 MPH AT
                    IGNITION...OTHERWISE NORTHWEST WINDS 6 TO 11
                    MPH.
MIXING WINDS........NORTH 9 TO 16 MPH.
MIXING HEIGHT.......7100 FT AGL AT IGNITION...OTHERWISE 7900-8400
                    FT AGL DECREASING TO 5600-6100 FT AGL LATE IN
                    THE DAY.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH AT IGNITION...MAX 5.
SMOKE DISPERSAL.....100-400 (POOR TO GOOD) INCREASING TO 700-1000
                    (EXCELLENT) FROM LATE MORNING
                    THROUGH EARLY AFTERNOON...THEN INCREASING TO
                    1000-1400 (EXCELLENT) IN THE
                    AFTERNOON DECREASING TO 700 (EXCELLENT) IN THE
                    EVENING.

TIME (EDT)      NOON   2 PM   4 PM   6 PM
SKY (%).........14     11     9      7
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............54     55     57     56
RH..............36     29     27     29
20 FT WIND......NW 7   NW 9   NW 9   NW 9
20 FT GUST......15     15     15     15
HAINES INDEX....4      5      5      5

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). WIDESPREAD FROST
                    OVERNIGHT.
TEMPERATURE.........MIN 30.
RH..................MAX 89 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 6 MPH.
MIXING WINDS........WEST 5 TO 14 MPH SHIFTING TO THE SOUTHWEST 3 TO
                    5 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......2200-2700 FT AGL DECREASING TO 200-700 FT AGL.
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.....0-400 (POOR TO GOOD).

.THURSDAY...

SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). CHANCE OF RAIN
                    SHOWERS IN THE AFTERNOON.
TEMPERATURE.........MAX 62.
RH..................MIN 33 PERCENT.
WIND (20 FT)........SOUTH WINDS 10 TO 15 MPH.
MIXING WINDS........SOUTHWEST 6 TO 13 MPH INCREASING TO SOUTH 16 TO
                    24 MPH.
MIXING HEIGHT.......1300-1800 FT AGL INCREASING TO 5500-6000 FT
                    AGL...THEN DECREASING TO 2900-3400 FT AGL LATE
                    IN THE DAY.
HAINES INDEX........2 TO 5 OR OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL
                    FOR LARGE PLUME DOMINATED FIRE GROWTH.
SMOKE DISPERSAL.....0-200 (POOR TO FAIR) INCREASING TO 500-800
                    (GOOD TO EXCELLENT) FROM LATE MORNING THROUGH
                    EARLY AFTERNOON...THEN INCREASING TO 1100-1300
                    (EXCELLENT) DECREASING TO 400-800
                    (GOOD TO EXCELLENT) LATE IN THE DAY.

$$
FORECASTER...TURNAGE
REQUESTED BY...KORY BORGMAN
TYPE OF REQUEST...PRESCRIBED
.TAG 20110504.18MIL.01/GRR