999
FNUS73 KGRR 101033
FWSGRR
SPOT FORECAST FOR BOARDWALK...USFS
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
633 AM EDT SUN MAY 10 2026
FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MAY 10.
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 WEATHER CONTINUES TODAY WITH RELATIVE HUMIDITY DROPPING TO
AROUND 35 PERCENT THIS AFTERNOON. HIGH PRESSURE WILL CONTINUE TO
BRING DRY CONDITIONS THROUGH MONDAY.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
TEMPERATURE.........48 AT IGNITION...MAX 56.
RH..................49 PERCENT AT IGNITION...MIN 36 PERCENT.
WIND (20 FT)........WINDS WEST AT 6 MPH AT IGNITION...OTHERWISE
NORTHWEST WINDS 6 TO 8 MPH. GUSTS UP TO 20 MPH
LATE IN THE AFTERNOON.
MIXING HEIGHT.......4600 FT AGL AT IGNITION...OTHERWISE 6800 FT
AGL.
MIXING WINDS........WEST 18 TO 21 MPH.
SMOKE DISPERSAL.....840 /EXCELLENT/ AT IGNITION. MAX...1330
/EXCELLENT/.
TIME (EDT) 10 AM NOON 2 PM 4 PM 6 PM 8 PM
SKY (%).........28 47 48 39 35 26
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
TEMP............48 52 54 54 54 51
RH..............49 41 36 38 38 44
20 FT WIND......W 6 W 8 NW 8 NW 8 NW 7 NW 3
20 FT WIND GUST.15 18 18 18 16 10
MIX HGT (FT)....4600 6200 6600 6800 5300 3300
MIXING WIND.....W 18 W 21 W 20 NW 20 NW 16 NW 10
SMOKE DISPRSL...840 1290 1280 1330 860 340
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). AREAS OF FROST
OVERNIGHT. WIDESPREAD FROST EARLY IN THE
MORNING.
TEMPERATURE.........MIN 33.
RH..................MAX 78 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 6 TO 7 MPH EARLY IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........NORTHWEST 8 TO 16 MPH SHIFTING TO THE NORTH 5
TO 10 MPH IN THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....860 (EXCELLENT) EARLY IN THE EVENING DECREASING
TO 20 (POOR) LATE IN THE NIGHT.
MONDAY
SKY/WEATHER.........SUNNY (10-20 PERCENT). WIDESPREAD FROST EARLY
IN THE MORNING, THEN AREAS OF FROST EARLY IN
THE MORNING.
TEMPERATURE.........MAX 55.
RH..................MIN 32 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 7 MPH LATE
IN THE MORNING.
MIXING HEIGHT.......6100 FT AGL.
MIXING WINDS........NORTH 6 TO 13 MPH.
SMOKE DISPERSAL.....20 (POOR) EARLY IN THE MORNING INCREASING TO
770 (EXCELLENT) IN THE AFTERNOON.
FORECASTER...OSTUNO
REQUESTED BY...DEAN CHAMBERS
TYPE OF REQUEST...PRESCRIBED
.TAG 2613210.0/GRR
.DELDT 05/10/26
.FORMATTERVERSION 2.0.0
.EMAIL DEAN.CHAMBERS@USDA.GOV
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