Suppression Forecast
Issued by NWS Grand Rapids, MI

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000
FNUS73 KGRR 231435
FWSGRR

SPOT FORECAST FOR NORVEL RD RX...MI DNR
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1035 AM EDT Sun Apr 23 2017

FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON APRIL 23.
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...DRY CONDITIONS ARE EXPECTED AT THE BURN SITE. TEMPERATURES
WILL WARM UP TO ALMOST 70, PUSHING RH`S DOWN INTO THE 20S. WINDS ARE
EXPECTED TO BE GENERALLY LIGHT FROM THE NORTHWEST GRADUALLY BECOMING
NORTH. LIGHT MIXING WINDS WILL LIMIT SMOKE DISPERSAL A LITTLE BIT,
HOWEVER MIXING HEIGHT SHOULD COMPENSATE SOME TO PUSH IT INTO THE GOOD
CATEGORY.

.TODAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT).
TEMPERATURE.........60 AT IGNITION...MAX 69.
RH..................38 PERCENT AT IGNITION...MIN 24 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AT 5 MPH AT IGNITION...OTHERWISE
                    NORTHWEST 4 TO 6 MPH GRADUALLY BECOMING NORTH.
MIXING HEIGHT.......3200 FT AGL AT IGNITION...OTHERWISE 4900-5400
                    FT AGL.
MIXING WINDS........NORTHWEST 4 TO 6 MPH SHIFTING TO THE NORTH 5 TO
                    10 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....160 /FAIR/ AT IGNITION. MAX...540 /GOOD/.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH AT IGNITION...MAX 6.

TIME (EDT)      11 AM  1 PM   3 PM   5 PM   7 PM   9 PM
SKY (%).........5      2      1      2      2      2
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
TEMP............60     66     68     69     66     58
RH..............38     33     27     24     30     45
20 FT WIND......NW 5   NW 6   N 6    N 6    N 6    N 3
20 FT WIND GUST.5      10     10     10     10
MIX HGT (FT)....3200   4600   5300   5400   5000   3000
HAINES INDEX....4      5      5      6      5      5
SMOKE DISPERSAL 160    300    500    540    200    100

$$
FORECASTER...JERUZAL
REQUESTED BY...LEE OSTERLAND
TYPE OF REQUEST...PRESCRIBED
.TAG 1707573.0/GRR
.EMAIL OSTERLANDL@MICHIGAN.GOV



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