486  
FNUS73 KMQT 072248  
FWSMQT  
 
SPOT FORECAST FOR DINNER LAKE PILES RX - DAY 3...USFS  
NATIONAL WEATHER SERVICE MARQUETTE MI  
548 PM EST TUE JAN 7 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CST ON JANUARY 08.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
SURFACE HIGH PRESSURE RIDGE WILL BE PASSING OVER THE  
BURN SITE DURING WEDNESDAY MORNING, AND IT WILL SLOWLY PROGRESS  
EASTWARD THROUGH THE DAY. AS A RESULT, EXPECT LIGHT WEST-NORTHWEST  
WINDS AT IGNITION TIME TO GRADUALLY BACK TO THE WEST-SOUTHWEST BY  
EVENING. SUSTAINED WIND SPEEDS THROUGH THE DAY WILL BE AT OR BELOW 5  
MPH. EXPECT A HIGH TEMPERATURE ON WEDNESDAY AROUND 16 WITH MINIMUM  
RH NEAR 62 PERCENT. A FEW LIGHT SNOW SHOWERS OR FLURRIES WILL LINGER  
THROUGH LATE MORNING. WINDS WILL BECOME SOUTHERLY FOR WEDNESDAY  
NIGHT AND THURSDAY. SUSTAINED WINDS WILL BE UNDER 10 MPH, BUT GUSTS  
MAY REACH UP TO 15 MPH DURING THURSDAY. NO PRECIPITATION IS  
EXPECTED.  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). ISOLATED SNOW  
SHOWERS LATE IN THE MORNING.  
CHANCE OF PCPN......20 PERCENT.  
LAL.................1.  
TEMPERATURE.........MAX 16.  
RH..................MIN 62 PERCENT.  
DEWPOINT............5.  
33-FOOT WINDS.......LIGHT WINDS BECOMING WEST AROUND 5 MPH IN THE  
AFTERNOON.  
20-FOOT WINDS.......LIGHT WINDS BECOMING WEST AROUND 4 MPH IN THE  
AFTERNOON.  
MIXING HEIGHT.......2100-3800 FT AGL.  
VENTILATION INDEX...POOR TO FAIR (98.0-244.0).  
HAINES INDEX........3 TO 4 OR VERY LOW TO LOW POTENTIAL FOR LARGE  
PLUME DOMINATED FIRE GROWTH.  
RAINFALL AMOUNT.....0.00 INCHES.  
CEILING (KFT).......2.1 INCREASING TO 4.8.  
 
TIME (CST) 10A 11A 12P 1PM 2PM 3PM 4PM  
SKY (%).........90 92 89 83 77 71 64  
WEATHER COV.....ISO  
WEATHER TYPE....SW  
TSTM COV........  
CHC OF PCPN (%).20 10 10 10 10 10 10  
LAL.............1 1 1 1 1 1 1  
TEMP............11 12 13 14 15 15 13  
DEWPOINT........6 6 5 6 5 5 5  
RH..............79 77 71 68 66 62 71  
33 FT WIND DIR..W W W W W W W  
33 FT WIND SPD..3 5 5 5 5 5 5  
20 FT WIND DIR..W W W W W W W  
20 FT WIND SPD..2 4 4 4 4 4 4  
WIND GUST.......6 6 6 6 5 5 5  
MIX HGT (KFT)...2.1 2.9 3.5 3.8 3.8 3.6 3.3  
HAINES INDEX....3 4 4 4 4 4 4  
VINDX KT-FT/100.17 23 24 23 19 14 10  
CEILING (KFT)...2.1 2.6 3.0 3.6 4.2 4.8 5.5  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (30-40 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
LAL.................1.  
TEMPERATURE.........MIN -4.  
RH..................MAX 100 PERCENT.  
DEWPOINT............2 DECREASING TO -2 OVERNIGHT, THEN INCREASING  
TO 0 OVERNIGHT.  
33-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH 5 TO 6 MPH  
OVERNIGHT.  
20-FOOT WINDS.......SOUTH WINDS UP TO 5 MPH.  
MIXING HEIGHT.......1400-2700 FT AGL DECREASING TO 100-700 FT AGL  
IN THE LATE EVENING AND OVERNIGHT.  
VENTILATION INDEX...POOR (4.0).  
HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
RAINFALL AMOUNT.....0.00 INCHES.  
CEILING (KFT).......6.3 INCREASING TO 13 EARLY IN THE EVENING, THEN  
INCREASING 22.  
 
TIME (CST) 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM  
SKY (%).........56 34 39 38 38 46 40 28 24 27 32 36  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 10 10 10 0 0 0 0 0 0 0 0  
LAL.............1 1 1 1 1 1 1 1 1 1 1 1  
TEMP............10 8 5 2 1 0 -3 -1 0 0 1 1  
DEWPOINT........4 4 3 2 1 0 -3 -1 0 0 1 1  
RH..............77 84 94 100 100 100 100 100 100 100 100 97  
33 FT WIND DIR..SW SW SW S S S S S S S S S  
33 FT WIND SPD..2 2 2 3 3 3 5 5 5 6 6 6  
20 FT WIND DIR..SW SW SW S S S S S S S S S  
20 FT WIND SPD..2 2 2 2 2 2 4 4 4 5 5 5  
WIND GUST.......6 6 6 6 6 6 8 8 8 10 10 10  
MIX HGT (KFT)...2.7 2.1 1.4 0.7 0.3 0.1 0.2 0.3 0.3 0.3 0.3 0.2  
HAINES INDEX....3 3 3 3 3 3 3 3 3 2 2 2  
VINDX KT-FT/100.5 2 1 2 1 0 1 2 2 2 2 2  
CEILING (KFT)...6.3 7.0 13 18 24 23 22 21 21 21 21 21  
   
THURSDAY  
 
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
LAL.................1.  
TEMPERATURE.........MAX 22.  
RH..................MIN 55 PERCENT.  
DEWPOINT............3 INCREASING TO 7 IN THE AFTERNOON.  
33-FOOT WINDS.......SOUTH WINDS 6 TO 8 MPH.  
20-FOOT WINDS.......SOUTH WINDS 5 TO 6 MPH.  
MIXING HEIGHT.......200-400 FT AGL.  
VENTILATION INDEX...POOR (24.0).  
HAINES INDEX........2 TO 4 OR VERY LOW TO LOW POTENTIAL FOR LARGE  
PLUME DOMINATED FIRE GROWTH.  
RAINFALL AMOUNT.....0.00 INCHES.  
CEILING (KFT).......15.  
 
TIME (CST) 5 AM 7 AM 9 AM 11 AM 1 PM 3 PM  
SKY (%).........38 38 38 56 69 77  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
LAL.............1 1 1 1 1 1  
TEMP............2 4 7 14 19 22  
DEWPOINT........1 2 3 5 7 8  
RH..............94 89 84 67 59 55  
33 FT WIND......S 8 S 8 S 8 S 8 S 8 S 8  
20 FT WIND......S 6 S 6 S 6 S 6 S 6 S 6  
WIND GUST.......11 11 12 12 12 12  
MIX HGT (FT)....200 300 400 300 200 300  
HAINES INDEX....2 2 3 3 3 4  
VINDX KT-FT/100.2 3 4 3 2 3  
CEILING (KFT)...15 15 15 15 15 15  
 
 
FORECASTER...ROLFSON  
REQUESTED BY...WILLIAM MEGINLEY  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2500213.0/MQT  
.DELDT 01/07/25  
.FORMATTERVERSION 2.0.0  
.EMAIL WILLIAM.MEGINLEY@USDA.GOV  
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