406
FNUS73 KGRR 030908
FWSGRR
SPOT FORECAST FOR MUSKEGON ROAD FUEL BREAK...MI DNR
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
508 AM EDT SUN MAY 3 2026
FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON MAY 03.
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
SOUTHWEST WINDS WILL QUICKLY PICK UP THIS MORNING WITH GUSTS TO 25
MPH THIS MORNING INCREASING TO 30 TO 40 MPH THIS AFTERNOON.
RELATIVE HUMIDITY VALES ARE EXPECTED TO DROP INTO THE 40S WITH
ONLY A 10 PERCENT CHANCE FOR RELATIVE HUMIDITY VALUES LESS THAN
40.
WINDS WILL BE SIMILAR FOR MONDAY BUT RELATIVE HUMIDITY VALUES WILL
BE LOWER IN THE 30S. THERE IS A 20 PERCENT CHANCE FOR RELATIVE
HUMIDITY VALUES BELOW 30 MONDAY AFTERNOON.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF RAIN
SHOWERS LATE IN THE MORNING, THEN SLIGHT CHANCE
OF RAIN SHOWERS LATE IN THE AFTERNOON.
TEMPERATURE.........51 AT IGNITION...MAX 61.
RH..................56 PERCENT AT IGNITION...MIN 47 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST AT 12 MPH AT
IGNITION...OTHERWISE SOUTHWEST WINDS 12 TO 16
MPH WITH GUSTS TO AROUND 33 MPH.
MIXING HEIGHT.......2100 FT AGL AT IGNITION...OTHERWISE 5200 FT
AGL.
MIXING WINDS........SOUTHWEST 21 TO 30 MPH.
SMOKE DISPERSAL.....430 /GOOD/ AT IGNITION. MAX...1570 /EXCELLENT/.
TIME (EDT) 11 AM 1 PM 3 PM 5 PM 7 PM 9 PM
SKY (%).........83 80 76 85 76 54
WEATHER COV.....CHANCE CHANCE CHANCE S CHC S CHC
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR NONE
TSTM COV........
TEMP............51 55 57 57 56 51
RH..............56 51 51 51 53 63
20 FT WIND......SW 12 SW 14 SW 16 SW 16 SW 14 SW 10
20 FT WIND GUST.25 30 32 33 30 23
MIX HGT (FT)....2100 3600 5200 3700 2300 1000
MIXING WIND.....SW 21 W 24 SW 30 SW 30 SW 26 SW 17
SMOKE DISPRSL...430 870 1570 1100 620 180
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) THEN BECOMING
PARTLY CLOUDY (25-35 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS EARLY IN THE EVENING.
TEMPERATURE.........MIN 39.
RH..................MAX 96 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 15 MPH WITH GUSTS TO
AROUND 32 MPH BECOMING LIGHT.
MIXING HEIGHT.......400 FT AGL.
MIXING WINDS........SOUTHWEST 21 TO 30 MPH DECREASING TO 8 TO 17
MPH IN THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....910 (EXCELLENT) EARLY IN THE EVENING DECREASING
TO 40 (POOR) LATE IN THE NIGHT.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS LATE IN THE AFTERNOON.
TEMPERATURE.........MAX 70.
RH..................MIN 31 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 14 MPH WITH GUSTS TO
AROUND 28 MPH INCREASING TO 15 TO 16 MPH WITH
GUSTS TO AROUND 31 MPH IN THE AFTERNOON.
MIXING HEIGHT.......6200 FT AGL.
MIXING WINDS........SOUTHWEST 9 TO 15 MPH INCREASING TO 31 TO 32
MPH.
SMOKE DISPERSAL.....40 (POOR) EARLY IN THE MORNING INCREASING TO
1130 (EXCELLENT) IN THE AFTERNOON INCREASING TO
1540 (EXCELLENT) IN THE AFTERNOON.
FORECASTER...HANSEN
REQUESTED BY...JEFF VASHER
TYPE OF REQUEST...PRESCRIBED
.TAG 2612442.0/GRR
.DELDT 05/03/26
.FORMATTERVERSION 2.0.0
.EMAIL VASHERJ@MICHIGAN.GOV
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