186  
FNUS73 KGRR 010949  
FWSGRR  
 
SPOT FORECAST FOR TAFT RD...MI DNR  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
549 AM EDT FRI MAY 1 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON MAY 01.  
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
 
 
PLENTY OF CLOUDS WILL REMAIN THROUGH THE DAY, BUT THERE WILL BE BREAKS  
IN THE CLOUDS AT TIMES. A FEW POP UP SHOWERS WILL DEVELOP MAINLY  
THIS AFTERNOON. THE COVERAGE OF THESE SHOWERS ARE EXPECTED TO BE ABOUT  
20-30%, SO MANY AREAS MAY NOT SEE ANY RAIN.  
   
TODAY
 
 
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). AREAS OF FROST  
EARLY IN THE MORNING, SLIGHT CHANCE OF RAIN  
SHOWERS IN THE AFTERNOON.  
TEMPERATURE.........44 AT IGNITION...MAX 51.  
RH..................52 PERCENT AT IGNITION...MIN 33 PERCENT.  
WIND (20 FT)........WINDS NORTHWEST AT 6 MPH AT IGNITION...OTHERWISE  
NORTHWEST 5 TO 10 MPH.  
MIXING HEIGHT.......5000 FT AGL AT IGNITION...OTHERWISE 7000 FT  
AGL.  
MIXING WINDS........NORTHWEST 10 MPH INCREASING TO 13 TO 18 MPH  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....500 /GOOD/ AT IGNITION. MAX...1200 /EXCELLENT/.  
 
TIME (EDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P  
SKY (%).........49 57 64 71 69 66 63 60 58 55 48 40  
WEATHER COV..... SCH SCH SCH SCH  
WEATHER TYPE.... RW RW RW RW  
TSTM COV........  
TEMP............44 46 46 48 49 49 50 49 49 47 43 41  
RH..............52 50 56 40 36 35 33 50 50 51 60 62  
20 FT WIND DIR..N N NW NW NW NW NW NW NW NW NW N  
20 FT WIND SPD..7 8 9 9 9 10 10 9 8 8 6 6  
20 FT WIND GUST.11 15 16 17 17 17 17 17 17 16 14 13  
MIX HGT (KFT)...4.3 5.0 5.1 5.4 5.8 6.5 7.0 6.5 4.5 2.0 0.7 0.6  
MIXING WIND DIR.N NW NW NW NW NW NW NW NW N N NW  
MIXING WIND SPD.10 12 12 12 13 15 16 15 15 14 10 9  
SMOKE DISPRSL...440 570 590 620 660 1.0K1.2K1.0K680 280 70 50  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING  
PARTLY CLOUDY (25-35 PERCENT). AREAS OF FROST  
OVERNIGHT.  
TEMPERATURE.........MIN 30.  
RH..................MAX 95 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 5 TO 9 MPH IN THE EVENING AND  
OVERNIGHT BECOMING LIGHT.  
MIXING HEIGHT.......400 FT AGL.  
MIXING WINDS........NORTH 8 TO 15 MPH.  
SMOKE DISPERSAL.....810 (EXCELLENT) EARLY IN THE EVENING DECREASING  
TO 40 (POOR) LATE IN THE NIGHT.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). WIDESPREAD FROST  
EARLY IN THE MORNING, THEN AREAS OF FROST LATE  
IN THE MORNING.  
TEMPERATURE.........MAX 52.  
RH..................MIN 37 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 8 MPH EARLY  
IN THE MORNING.  
MIXING HEIGHT.......7700 FT AGL.  
MIXING WINDS........NORTHWEST 9 TO 12 MPH.  
SMOKE DISPERSAL.....40 (POOR) EARLY IN THE MORNING INCREASING TO  
870 (EXCELLENT) IN THE AFTERNOON.  
 

 
FORECASTER...JERUZAL  
REQUESTED BY...650  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2612305.0/GRR  
.DELDT 05/01/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CORSERJ@MICHIGAN.GOV  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MI Page
The Nexlab IN Page Main Text Page