FNUS73 KGRR 221309
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR JACK PINE BUDWORM...USFS
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
909 AM EDT SUN APR 22 2012

FORECAST IS BASED ON IGNITION TIME OF 1300 EDT ON APRIL 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE WILL CONTINUE TO BRING FAIR AND COOL WEATHER TODAY. BREEZY
AND COOL CONDITIONS WILL CONTINUE INTO EARLY WEEK WITH THE NEXT CHANCE
FOR RAIN PROBABLY NOT ARRIVING UNTIL WEDNESDAY.

.TODAY...

SKY/WEATHER.........SUNNY (10-20 PERCENT).
TEMPERATURE.........53 AT IGNITION...MAX 56.
RH..................31 PERCENT AT IGNITION...MIN 27 PERCENT.
WIND (20 FT)........WINDS NORTHEAST AT 12 MPH AT
                    IGNITION...OTHERWISE NORTH WINDS 13 TO 18 MPH.
MIXING WINDS........NORTHEAST 10 TO 18 MPH INCREASING TO 18 TO 22
                    MPH.
MIXING HEIGHT.......1700-2200 FT AGL INCREASING TO 6900 FT AGL AT
                    IGNITION...OTHERWISE 6600-7100 FT AGL.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH AT IGNITION...MAX 5.
SMOKE DISPERSAL.....100-300 (POOR TO GOOD) INCREASING TO 1300-1400
                    (EXCELLENT).

TIME (EDT)      1 PM   3 PM   5 PM   7 PM
SKY (%).........23     23     15     7
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............53     55     56     52
RH..............31     29     28     32
20 FT WIND......NE 12  N 13   N 17   N 18
20 FT GUST......15     15     20
HAINES INDEX....5      5      5      5

.TONIGHT...

SKY/WEATHER.........CLEAR (0-10 PERCENT). PATCHY FROST OVERNIGHT.
TEMPERATURE.........MIN 30.
RH..................MAX 69 PERCENT.
WIND (20 FT)........NORTH WINDS 7 TO 12 MPH.
MIXING WINDS........NORTH 12 TO 21 MPH DECREASING TO 9 TO 10 MPH
                    AFTER MIDNIGHT.
MIXING HEIGHT.......5300-5800 FT AGL DECREASING TO 0-300 FT AGL.
HAINES INDEX........4 TO 5 OR OR LOW POTENTIAL TO MODERATE POTENTIAL
                    FOR LARGE PLUME DOMINATED FIRE GROWTH.
SMOKE DISPERSAL.....800-1200 (EXCELLENT) DECREASING TO 0-300
                    (POOR TO GOOD).

.MONDAY...

SKY/WEATHER.........SUNNY (5-15 PERCENT).
TEMPERATURE.........MAX 55.
RH..................MIN 31 PERCENT.
WIND (20 FT)........BREEZY. NORTH WINDS 20 TO 25 MPH.
MIXING WINDS........NORTH 14 TO 21 MPH INCREASING TO 38 TO 43 MPH.
MIXING HEIGHT.......1800-2300 FT AGL INCREASING TO 6200-6700 FT
                    AGL...THEN DECREASING TO 4700 FT AGL TOWARD
                    EVENING.
HAINES INDEX........5 TO 6 OR MODERATE TO HIGH POTENTIAL FOR
                    LARGE PLUME DOMINATED FIRE GROWTH.
SMOKE DISPERSAL.....100-500 (POOR TO GOOD) INCREASING TO 2400-2800
                    (EXCELLENT) IN THE AFTERNOON.

$$
FORECASTER...MEADE
REQUESTED BY...BOB LITTLE
TYPE OF REQUEST...PRESCRIBED
.TAG 20120422.JACKP.01/GRR