Suppression Forecast
Issued by NWS Grand Rapids, MI

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000
FNUS73 KGRR 251420
FWSGRR

SPOT FORECAST FOR RANGER / CRAPE...MI DNR
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1020 AM EDT Tue Apr 25 2017

FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON APRIL 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

PLEASE CONTACT OUR OFFICE AT (616) 949-5150, IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.

.DISCUSSION...
WINDS WILL BE THE MAIN PLAYER TODAY AT THE SITE AS WINDS FROM THE
SOUTHEAST WILL BE UP TO 15 MPH WITH GUSTS AS HIGH AS 25 MPH AT TIMES
THIS AFTERNOON. WE ARE EXPECTING DRY AIR TO MIX DOWN AND DRIVE RH`S
DOWN TO AROUND 30 PERCENT.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT).
TEMPERATURE.........61 AT IGNITION...MAX 72.
RH..................48 PERCENT AT IGNITION...MIN 30 PERCENT.
WIND (20 FT)........WINDS SOUTHEAST 10 TO 13 MPH...WITH A FEW GUSTS
                    18 TO 22 MPH THIS AFTERNOON.
MIXING HEIGHT.......2200 FT AGL AT IGNITION...OTHERWISE 3900-4400
                    FT AGL.
MIXING WINDS........SOUTH 25 MPH.
SMOKE DISPERSAL.....500 /GOOD/ AT IGNITION. MAX...1100 /EXCELLENT/.
HAINES INDEX........3 OR LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH AT IGNITION...MAX 4.

TIME (EDT)      11 AM  1 PM   3 PM   5 PM   7 PM   9 PM
SKY (%).........61     65     69     72     69     64
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
TEMP............59     64     69     72     69     65
RH..............48     39     34     30     38     45
20 FT WIND......SE 10  SE 12  SE 13  SE 13  SE 10  SE 8
20 FT WIND GUST.15     20     22     22     15     15
MIX HGT (FT)....2200   3500   4000   4300   3200   1800
HAINES INDEX....2      3      4      4      4      3
SMOKE DISPERSAL 500    800    1000   1100   600    300

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (65-75 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (70-80 PERCENT).
TEMPERATURE.........MIN 55.
RH..................MAX 86 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH.

$$
FORECASTER...JERUZAL
REQUESTED BY...DON KLINGLER
TYPE OF REQUEST...PRESCRIBED
.TAG 1707748.0/GRR
.EMAIL KLINGLERD@MICHIGAN.GOV


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