794
FNUS73 KGRR 201244
FWSGRR
SPOT FORECAST FOR BROOKS RD PILES...US FOREST SERVICE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
744 AM EST WED NOV 20 2019
FORECAST IS BASED ON IGNITION TIME OF 1100 EST ON NOVEMBER 20.
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
RIDGE OF HIGH PRESSURE IN PLACE TODAY BUT IT WILL REMAIN CLOUDY.
LOW PRESSURE BRINGS RAIN AND WIND ON THURSDAY.
TODAY
SKY/WEATHER.........CLOUDY (90-100 PERCENT).
TEMPERATURE.........37 AT IGNITION...MAX 41.
RH..................89 PERCENT AT IGNITION...MIN 82 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST AT 6 MPH AT
IGNITION...OTHERWISE SOUTHWEST WINDS 5 TO 10
MPH.
MIXING HEIGHT.......600 FT AGL AT IGNITION...OTHERWISE 1100 FT AGL.
MIXING WINDS........SOUTHWEST 3 TO 6 MPH.
SMOKE DISPERSAL.....0 /POOR/ AT IGNITION. MAX...100 /POOR/.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH AT IGNITION...MAX 3.
TIME (EST) 11 AM 1 PM 3 PM 5 PM 7 PM 9 PM
SKY (%).........96 97 97 96 92 94
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
TEMP............37 40 39 38 37 37
RH..............89 85 89 92 92 88
20 FT WIND......SW 6 SW 6 SW 7 S 6 S 5 S 7
20 FT WIND GUST.7 6
MIX HGT (FT)....600 1100 600 200 200 200
HAINES INDEX....3 3 2 3 4 4
SMOKE DISPERSAL 0 100 0 0 0 0
TONIGHT
SKY/WEATHER.........CLOUDY (90-100 PERCENT). CHANCE OF RAIN SHOWERS
OVERNIGHT.
TEMPERATURE.........MIN 35.
RH..................MAX 92 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 6 TO 11 MPH. GUSTS UP TO 22 MPH
EARLY IN THE MORNING.
MIXING HEIGHT.......0 FT AGL.
MIXING WINDS........SOUTH 3 TO 12 MPH INCREASING TO 13 TO 15 MPH
OVERNIGHT.
SMOKE DISPERSAL.....0 (POOR).
HAINES INDEX........3 TO 4 OR VERY LOW TO LOW POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
THURSDAY
SKY/WEATHER.........CLOUDY (95-100 PERCENT). CHANCE OF RAIN SHOWERS
EARLY IN THE MORNING, THEN RAIN SHOWERS. PATCHY
FOG LATE IN THE MORNING.
TEMPERATURE.........MAX 47.
RH..................MIN 83 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 11 MPH WITH GUSTS TO
AROUND 29 MPH.
MIXING HEIGHT.......500 FT AGL.
MIXING WINDS........SOUTHWEST 10 TO 17 MPH.
SMOKE DISPERSAL.....0-100 (POOR).
HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
FORECASTER...MEADE
REQUESTED BY...C BARRON
TYPE OF REQUEST...PRESCRIBED
.TAG 1919077.0/GRR
.DELDT 11/20/19
.FORMATTERVERSION 1.0.26
.EMAIL CHARLES.BARRON@USDA.GOV
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