925  
FNUS73 KMQT 061628  
FWSMQT  
 
SPOT FORECAST FOR NURSERY PILES...USFS  
NATIONAL WEATHER SERVICE MARQUETTE MI  
1228 PM EDT SUN SEP 6 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON SEPTEMBER 07.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
HIGH PRESSURE WILL REMAIN IN CONTROL THROUGH LABOR DAY, KEEP DRY WEATHER  
IN PLACE THROUGH MONDAY EVENING. HIGH TEMPERATURE WILL BE AROUND 80 DEGREES  
WITH DEWPOINTS DROPPING INTO THE 50S DURING THE AFTERNOON, YIELDING MINIMUM  
HUMIDITY VALUES AROUND 40 PERCENT. WINDS WILL GENERALLY BE LIGHT OUT OF THE  
SOUTH, STAYING BELOW 10 MPH THROUGH THE DAY. A SYSTEM WILL APPROACH THE AREA  
MONDAY NIGHT, BRINGING RAIN AND A CHANCE OF THUNDERSTORMS THROUGH TUESDAY.  
EXPECT A WETTING RAIN OF AT LEAST A QUARTER INCH DURING THE DAY ON TUESDAY.  
THERE IS A 25% CHANCE THAT THE SITE COULD SEE AS MUCH AS AN INCH OF RAIN  
THROUGH TUESDAY EVENING. THE SYSTEM WILL ALSO BRING GUSTY SOUTH WINDS MONDAY  
NIGHT THROUGH TUESDAY, WITH WINDS GUSTING TO 25-30 MPH THROUGHOUT THE DAY ON  
TUESDAY. WEDNESDAY WILL SEE AN END OF PRECIPITATION BUT WILL REMAIN BREEZY  
WITH WINDS SHIFTING OUT OF THE WEST AND FREQUENTLY GUSTING TO 20-30 MPH BEHIND  
A PASSING COLD FRONT.  
   
LABOR DAY  
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
CHANCE OF THUNDER...2 PERCENT.  
TEMPERATURE.........59 AT IGNITION...MAX 80.  
RH..................89 PERCENT AT IGNITION...MIN 40 PERCENT.  
DEWPOINT............55.  
33-FOOT WINDS.......LIGHT WINDS AT IGNITION BECOMING SOUTH 5 TO 7 MPH  
IN THE LATE MORNING AND AFTERNOON.  
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH UP TO 5 MPH IN THE  
LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......400 FT AGL AT IGNITION...OTHERWISE 400-1800 FT  
AGL INCREASING TO 2800-4400 FT AGL IN THE  
AFTERNOON.  
VENTILATION INDEX...POOR (40) AT IGNITION. MAX...GOOD (493.0)  
INCREASING TO GOOD TO EXCELLENT (570.0-601.0)  
LATE IN THE AFTERNOON.  
RAINFALL AMOUNT.....0.00 INCHES.  
CEILING (KFT).......15 INCREASING TO 25.  
 
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........48 39 25 26 46 38 36 41 42 59  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).10 10 0 10 10 10 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0  
TEMP............59 63 68 72 74 77 78 79 80 78  
DEWPOINT........56 56 57 57 56 55 54 54 54 54  
RH..............89 79 67 60 54 48 44 43 40 42  
33 FT WIND DIR..S S S S S S S S S S  
33 FT WIND SPD..2 6 6 6 7 7 7 7 7 7  
20 FT WIND DIR..S S S S S S S S S S  
20 FT WIND SPD..2 5 5 5 6 6 6 6 6 6  
WIND GUST.......10 11 11 11 12 12 12 12 12 12  
MIX HGT (KFT)...0.4 0.7 1.3 1.8 2.8 3.5 4.1 4.4 4.4 4.3  
VINDX KT-FT/100.4 6 13 20 34 43 49 57 58 60  
CEILING (KFT)...15 18 20 20 22 23 24 25 25 25  
   
MONDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). A CHANCE OF  
SHOWERS OVERNIGHT.  
CHANCE OF PCPN......60 PERCENT.  
CHANCE OF THUNDER...5 PERCENT.  
TEMPERATURE.........MIN 59.  
RH..................MAX 90-100 PERCENT.  
33-FOOT WINDS.......SOUTH WINDS 7 TO 10 MPH. GUSTS UP TO 25 MPH IN  
THE LATE EVENING AND OVERNIGHT.  
20-FOOT WINDS.......SOUTH WINDS 6 TO 8 MPH. GUSTS UP TO 25 MPH IN  
THE LATE EVENING AND OVERNIGHT.  
RAINFALL AMOUNT.....0.05 INCHES.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........51 52 61 68 70 76 74 91 86 88 85 90  
WEATHER COV..... CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW  
TSTM COV........  
CHC OF PCPN (%).0 10 0 0 0 0 0 10 40 50 50 50  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 10  
TEMP............76 74 72 70 68 66 66 65 64 63 62 60  
RH..............44 47 55 63 70 75 76 76 78 78 76 76  
33 FT WIND DIR..S S S S S S S S S S S S  
33 FT WIND SPD..7 7 7 8 8 8 8 8 8 10 10 10  
20 FT WIND DIR..S S S S S S S S S S S S  
20 FT WIND SPD..6 6 6 6 6 6 6 6 6 8 8 8  
WIND GUST.......14 14 14 17 17 17 18 18 18 21 21 21  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS.  
CHANCE OF PCPN......90 PERCENT.  
TEMPERATURE.........MAX 76.  
RH..................MIN 70 PERCENT.  
33-FOOT WINDS.......SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND  
30 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS.  
20-FOOT WINDS.......SOUTH WINDS 8 TO 12 MPH WITH GUSTS TO AROUND 25  
MPH.  
RAINFALL AMOUNT.....0.25 INCHES.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........91 89 93 75 81 86 87 88 89 88 88 87  
WEATHER COV.....CHC LKY DEF DEF DEF DEF DEF DEF CHC CHC CHC CHC  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH SCH SCH SCH  
CHC OF PCPN (%).40 60 90 90 90 90 90 90 40 40 40 40  
TEMP............61 61 60 62 64 65 67 69 71 72 74 73  
RH..............72 75 81 91 90 84 80 76 73 71 70 70  
33 FT WIND DIR..S S S S S S S S S S S S  
33 FT WIND SPD..13 13 13 14 14 14 12 12 12 10 10 10  
20 FT WIND DIR..S S S S S S S S S S S S  
20 FT WIND SPD..10 10 10 11 11 11 10 10 10 8 8 8  
WIND GUST.......23 23 23 24 24 24 21 21 21 18 18 18  
 
 
FORECASTER...CB  
REQUESTED BY...KYLE GOLL  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2621322.0/MQT  
.DELDT 09/06/26  
.FORMATTERVERSION 2.0.0  
.EMAIL KYLE.GOLL@USDA.GOV  
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