450  
FNUS73 KDLH 071717  
FWSDLH  
 
SPOT FORECAST FOR MUELLER FIRE...USFS  
NATIONAL WEATHER SERVICE DULUTH MN  
1217 PM CDT FRI AUG 7 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1300 CDT ON AUGUST 07.  
IF THERE ARE QUESTIONS OR CONCERNS WITH THIS FORECAST, OR IF  
CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL  
WEATHER SERVICE IN DULUTH AT 218-729-0653.  
   
DISCUSSION
 
 
SKIES ARE EXPECTED TO CLEAR THIS AFTERNOON. HIGH TEMPERATURE  
AROUND 78 DEGREES. MINIMUM HUMIDITY WILL DIP TO AROUND 48 PERCENT  
WITH NORTHWEST WINDS AT AROUND 6 MPH. THERE IS A 10 PERCENT CHANCE  
OF SHOWERS AND STORMS THIS AFTERNOON. EXPECT GUSTY AND ERRATIC  
WINDS NEAR STORMS. CLEAR SKIES TONIGHT WITH A LOW TEMPERATURE  
AROUND 53 DEGREES. GOOD RH RECOVERY TO AROUND 100%.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING  
MOSTLY SUNNY (25-35 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
MAX TEMPERATURE.....AROUND 76.  
MIN HUMIDITY........48 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS AROUND 6 MPH.  
MIXING HEIGHT.......5500 FT AGL.  
TRANSPORT WINDS.....WEST 13 TO 16 MPH.  
SMOKE DISPERSAL.....GOOD (40900-56900 KNOT-FT) INCREASING TO  
EXCELLENT (66500-77500 KNOT-FT) LATE IN THE  
AFTERNOON.  
PCPN AMOUNT.........0.00 INCHES.  
 
TIME (CDT) 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MC PC MCR MCR MCR  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).10 0 0 0 0  
TEMP............74 74 74 76 74  
RH..............57 55 53 48 51  
20 FT WIND DIR..W NW NW NW NW  
20 FT WIND SPD..5 5 6 6 6  
20 FT WIND GUST.13 14 14 14 15  
MIX HGT (KFT)...3.7 4.3 4.7 5.1 5.5  
TRANSP WIND DIR.W W W W W  
TRANSP WIND SPD.13 13 14 15 16  
SDSPL KT-FT/100041 48 57 67 78  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 53.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 5 TO 6 MPH.  
MIXING HEIGHT.......5400 FT AGL DECREASING TO 500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 8 TO 17 MPH.  
SMOKE DISPERSAL.....EXCELLENT (80600 KNOT-FT) DECREASING TO POOR  
(3100 KNOT-FT).  
PCPN AMOUNT.........0.00 INCHES.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......MCR MCR MCR MCR MCR MCR CLR CLR CLR MCR MCR PC  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............74 72 68 64 63 61 59 58 57 55 54 54  
RH..............50 53 63 73 75 78 83 87 93 96 100 100  
20 FT WIND DIR..NW NW NW NW NW W W NW W W W W  
20 FT WIND SPD..6 6 6 5 5 5 4 4 4 4 4 4  
20 FT WIND GUST.15 15 14 14 13 12 12 12 11 11 9 9  
MIX HGT (KFT)...5.4 2.9 0.5 0.5 0.5 0.4 0.4 0.5 0.4 0.5 0.4 0.4  
TRANSP WIND DIR.NW NW NW NW NW NW NW NW W W W W  
TRANSP WIND SPD.17 16 13 12 12 10 10 9 9 9 9 8  
SDSPL KT-FT/100081 41 6 5 5 4 4 4 4 4 4 3  
   
SATURDAY
 
 
SKY/WEATHER.........SUNNY (20-30 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 74.  
MIN HUMIDITY........46 PERCENT.  
WIND (20 FT)........WEST WINDS AROUND 5 MPH EARLY IN THE MORNING  
BECOMING LIGHT, THEN BECOMING WEST 5 TO 8 MPH  
WITH GUSTS TO AROUND 20 MPH EARLY IN THE  
MORNING.  
MIXING HEIGHT.......2300 FT AGL INCREASING TO 7000 FT AGL.  
TRANSPORT WINDS.....WEST 8 TO 17 MPH INCREASING TO 20 TO 22 MPH  
LATE IN THE MORNING.  
SMOKE DISPERSAL.....POOR (3600-11800 KNOT-FT) INCREASING TO  
EXCELLENT (100900-133000 KNOT-FT).  
PCPN AMOUNT.........0.00 INCHES.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......PC MCR CLR MCR MCR PC PC PC PC PC PC PC  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............53 54 58 61 66 68 70 72 73 74 74 74  
RH..............100 100 93 84 68 61 55 49 48 46 46 46  
20 FT WIND DIR..W W W W W W W W W W W W  
20 FT WIND SPD..4 4 4 5 6 6 7 7 8 8 8 7  
20 FT WIND GUST.9 9 11 13 14 15 18 19 20 20 20 19  
MIX HGT (KFT)...0.4 0.5 1.3 2.3 4.4 5.5 6.4 6.6 7.0 6.9 6.6 5.6  
TRANSP WIND DIR.W W W W W W W W W W W W  
TRANSP WIND SPD.9 8 10 15 17 20 22 22 22 22 21 21  
SDSPL KT-FT/10004 4 12 30 66 93 121 125 133 131 118 101  
 

 
FORECASTER...KEVIN  
REQUESTED BY...USFS  
TYPE OF REQUEST...WILDFIRE  
.TAG 2619149.0/DLH  
.DELDT 08/07/26  
.FORMATTERVERSION 2.0.0  
.EMAIL BRANDON.REA@USDA.GOV  
 
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