516
FNUS73 KGRR 051715
FWSGRR
SPOT FORECAST FOR COUNTY FARM...MDNR
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
115 PM EDT TUE MAY 5 2026
FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON MAY 06.
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
UPDATED WITH THE LATEST WIND FORECAST. TUESDAY AFTERNOON'S WINDS
WILL BE SIMILAR TO WEDNESDAY AFTERNOON. WEDNESDAY EARLY MORNING,
LIGHT WINDS WILL BE MORE FROM THE NORTH WITH POOR SMOKE
DISPERSAL UNTIL 1100 AM EDT. WINDS WILL BECOME MORE ESTABLISHED
THROUGH THE MIXING LAYER FROM THE WEST-NORTHWEST AFTER 1100 AM
EDT WED WITH DAYTIME HEATING. PATCHES OF HIGH ALTITUDE CLOUDS
PARTLY FILTERING THE SUN COULD ALSO HELP TO KEEP THE GUST
POTENTIAL FROM BECOMING EXCESSIVE.
WEDNESDAY
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT).
TEMPERATURE.........50 AT IGNITION...MAX 55.
RH..................42 PERCENT AT IGNITION...MIN 35 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AT 7 MPH AT
IGNITION...OTHERWISE WEST WINDS 7 TO 10 MPH.
GUSTS UP TO 21 MPH LATE IN THE AFTERNOON.
MIXING HEIGHT.......5200 FT AGL AT IGNITION...OTHERWISE 6100 FT
AGL.
MIXING WINDS........WEST 12 TO 17 MPH.
SMOKE DISPERSAL.....600 /EXCELLENT/ AT IGNITION. MAX...890
/EXCELLENT/.
TIME (EDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P
SKY (%).........56 73 77 77 66 64 69 66 64 61 52 25
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............50 52 52 53 53 52 53 51 51 51 46 43
RH..............42 39 38 37 35 36 35 36 36 38 45 50
20 FT WIND DIR..NW W W W W W W W W W W W
20 FT WIND SPD..7 8 9 10 10 10 10 10 9 8 7 6
20 FT WIND GUST.14 16 18 20 20 20 21 21 18 16 13 9
MIX HGT (KFT)...5.2 5.9 6.1 5.9 5.9 5.5 4.8 3.7 2.4 1.4 0.8 0.5
MIXING WIND DIR.W W W W W W W W W W W W
MIXING WIND SPD.12 13 14 14 15 16 17 17 16 15 13 10
SMOKE DISPRSL...600 750 840 810 880 890 820 640 400 210 100 50
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING
MOSTLY CLEAR (10-20 PERCENT). AREAS OF FROST
AFTER 3 AM.
TEMPERATURE.........MIN 35.
RH..................MAX 79 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 21
MPH IN THE EVENING BECOMING LIGHT.
MIXING HEIGHT.......200 FT AGL.
MIXING WINDS........WEST 8 TO 17 MPH.
SMOKE DISPERSAL.....640 (EXCELLENT) EARLY IN THE EVENING DECREASING
TO 20 (POOR) LATE IN THE NIGHT.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). AREAS OF FROST
EARLY IN THE MORNING.
TEMPERATURE.........MAX 56.
RH..................MIN 35 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 13 MPH WITH
GUSTS TO AROUND 24 MPH IN THE LATE MORNING AND
AFTERNOON.
MIXING HEIGHT.......7400 FT AGL.
MIXING WINDS........WEST 7 TO 14 MPH INCREASING TO 17 TO 22 MPH
LATE IN THE MORNING.
SMOKE DISPERSAL.....0 (POOR) EARLY IN THE MORNING INCREASING TO
1060 (EXCELLENT) IN THE AFTERNOON INCREASING TO
1300 (EXCELLENT) IN THE AFTERNOON.
FORECASTER...SCHOLTEN
REQUESTED BY...650
TYPE OF REQUEST...PRESCRIBED
.TAG 2612793.0/GRR
.DELDT 05/05/26
.FORMATTERVERSION 2.0.0
.EMAIL CORSERJ@MICHIGAN.GOV
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