270  
FNUS73 KMQT 161326  
FWSMQT  
 
SPOT FORECAST FOR WATERSMEET ADMIN RX...USFS  
NATIONAL WEATHER SERVICE MARQUETTE MI  
926 AM EDT WED SEP 16 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON SEPTEMBER 17.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
A WEAK DISTURBANCE WILL BRING A 30% CHANCE OF LIGHT SHOWERS TONIGHT  
WITH AMOUNTS OF 0.10" OR LESS EXPECTED. ON THURSDAY, HIGH PRESSURE  
WILL RESULT IN PARTLY CLOUDY SKIES AND DRYING CONDITIONS. RH VALUES  
AROUND IGNITION TIME WILL BE IN THE MID-50S, FALLING INTO THE LOWER  
40S IN THE AFTERNOON. NORTHWESTERLY WINDS OF 5-10 MPH ARE EXPECTED.  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
TEMPERATURE.........MAX 74.  
RH..................MIN 43 PERCENT.  
DEWPOINT............50.  
33-FOOT WINDS.......NORTHWEST WINDS 5 TO 6 MPH.  
20-FOOT WINDS.......NORTHWEST WINDS UP TO 5 MPH.  
MIXING HEIGHT.......3600-4600 FT AGL.  
VENTILATION INDEX...GOOD (401.0).  
RAINFALL AMOUNT.....0.00 INCHES.  
CEILING (KFT).......7.2 DECREASING TO 4.5 LATE IN THE AFTERNOON.  
 
TIME (CDT) 12P 1PM 2PM 3PM 4PM  
SKY (%).........38 46 53 48 37  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0  
TEMP............69 71 72 73 71  
DEWPOINT........52 50 50 49 50  
RH..............54 49 47 43 46  
33 FT WIND DIR..NW NW NW NW NW  
33 FT WIND SPD..5 5 6 6 6  
20 FT WIND DIR..NW NW NW NW NW  
20 FT WIND SPD..4 4 5 5 5  
WIND GUST.......7 7 10 10 10  
MIX HGT (KFT)...3.6 4.3 4.4 4.6 4.1  
VINDX KT-FT/100.40 48 44 50 54  
CEILING (KFT)...7.2 5.1 4.9 4.7 4.5  
   
THURSDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (55-65 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
TEMPERATURE.........MIN 44.  
RH..................MAX 99 PERCENT.  
DEWPOINT............50 DECREASING TO 46 OVERNIGHT.  
33-FOOT WINDS.......NORTHWEST WINDS 5 TO 6 MPH EARLY IN THE EVENING  
BECOMING LIGHT.  
20-FOOT WINDS.......NORTHWEST WINDS UP TO 5 MPH EARLY IN THE  
EVENING BECOMING LIGHT.  
MIXING HEIGHT.......2100-3400 FT AGL DECREASING TO 400-700 FT AGL  
EARLY IN THE EVENING.  
VENTILATION INDEX...POOR TO GOOD (24.0-408.0).  
RAINFALL AMOUNT.....0.00 INCHES.  
CEILING (KFT).......MISSING.  
 
TIME (CDT) 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM  
SKY (%).........27 39 33 42 39 35 43 52 60 64 67 71  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............70 68 62 58 55 52 50 49 48 47 46 46  
DEWPOINT........50 50 51 52 52 50 49 48 47 46 46 45  
RH..............48 54 67 80 89 94 97 98 97 98 98 98  
33 FT WIND DIR..NW NW NW N N N N N N NE NE NE  
33 FT WIND SPD..6 6 6 2 2 2 0 0 0 1 1 1  
20 FT WIND DIR..NW NW NW N N N N N N NE NE NE  
20 FT WIND SPD..5 5 5 2 2 2 0 0 0 1 1 1  
WIND GUST.......10 10 10 6 6 6 5 5 5 5 5 5  
MIX HGT (KFT)...3.4 2.1 0.7 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
VINDX KT-FT/100.41 23 7 3 2 3 3 3 3 3 3 3  
CEILING (KFT)...  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS EARLY IN THE MORNING. CHANCE OF  
RAIN SHOWERS LATE IN THE AFTERNOON.  
CHANCE OF PCPN......50 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
TEMPERATURE.........MAX 65.  
RH..................MIN 53 PERCENT.  
DEWPOINT............45.  
33-FOOT WINDS.......LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH IN  
THE AFTERNOON.  
20-FOOT WINDS.......SOUTHEAST WINDS AROUND 4 MPH.  
MIXING HEIGHT.......400-2200 FT AGL INCREASING TO 2400-2600 FT AGL  
LATE IN THE AFTERNOON.  
VENTILATION INDEX...POOR TO FAIR (23.0-262.0).  
RAINFALL AMOUNT.....0.18 INCHES.  
CEILING (KFT).......MISSING.  
 
TIME (CDT) 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM  
SKY (%).........76 82 87 86 84 83 86 88 91 91 91 91  
WEATHER COV..... SCH SCH SCH SCH SCH SCH CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW RW  
TSTM COV........  
CHC OF PCPN (%).0 0 20 20 20 20 20 20 50 50 50 50  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............44 44 45 48 53 57 60 61 62 62 63 62  
DEWPOINT........44 43 43 45 46 47 47 46 45 45 46 47  
RH..............99 98 95 87 78 69 63 57 54 53 54 57  
33 FT WIND DIR..E E E E E E SE SE SE SE SE SE  
33 FT WIND SPD..2 2 2 3 3 3 5 5 5 5 5 5  
20 FT WIND DIR..E E E E E E SE SE SE SE SE SE  
20 FT WIND SPD..2 2 2 2 2 2 4 4 4 4 4 4  
WIND GUST.......7 7 7 10 10 10 10 10 10 10 10 10  
MIX HGT (KFT)...0.4 0.4 0.4 0.7 1.1 1.5 1.8 2.2 2.4 2.6 2.6 2.4  
VINDX KT-FT/100.2 2 3 6 10 15 19 22 24 26 26 24  
CEILING (KFT)...  
 

 
FORECASTER...DT  
REQUESTED BY...WILLIAM MEGINLEY  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2621993.0/MQT  
.DELDT 09/16/26  
.FORMATTERVERSION 2.0.0  
.EMAIL WILLIAM.MEGINLEY@USDA.GOV  
 
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