794  
FNUS73 KDLH 051510  
FWSDLH  
 
SPOT FORECAST FOR SPIDER STEW PILES...USDA-FOREST SERVICE  
NATIONAL WEATHER SERVICE DULUTH MN  
910 AM CST MON JAN 5 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CST ON JANUARY 05.  
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  
 
CLOUDY CONDITIONS WILL PREVAIL TODAY WITH SOUTHWEST WINDS AT 4 TO  
8 MPH. SOME FREEZING RAIN OR FREEZING DRIZZLE WILL BE POSSIBLE  
TONIGHT INTO TUESDAY MORNING WITH ACTIVITY FINISHING AROUND  
MIDDAY. WINDS WILL AGAIN BE LIGHT AT AROUND 4 TO 8 MPH. DRY  
CONDITIONS ARE EXPECTED FOR THE REMAINDER OF THE WEEK WITH HIGHS  
IN THE LOW TO MID 30S. THE BEST CHANCE FOR SOUTHERLY WINDS WILL BE  
WEDNESDAY WITH SOUTH TO SOUTHWESTERLY WINDS AT 5 TO 15 MPH. WINDS  
WILL BE MORE WESTERLY FOR THURSDAY AND THEN NORTHEASTERLY FOR  
FRIDAY.  
   
REST OF TODAY  
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT). PATCHY FOG LATE IN THE  
MORNING.  
CHANCE OF PCPN......10 PERCENT.  
MAX TEMPERATURE.....AROUND 30.  
MIN HUMIDITY........81 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......1300 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 3 TO 8 MPH.  
SMOKE DISPERSAL.....POOR (2200-8600 KNOT-FT).  
PCPN AMOUNT.........0.00 INCHES.  
 
TIME (CST) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......CDY CDY CDY CDY CDY MC MC CDY  
WEATHER COV.....PTY  
WEATHER TYPE....FOG  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 10  
TEMP............24 25 28 29 29 30 29 28  
RH..............91 92 85 81 85 81 85 85  
20 FT WIND DIR..SW SW SW SW SW SW SW S  
20 FT WIND SPD..3 3 3 3 3 2 2 1  
20 FT WIND GUST.5 5 6 6 6 6 5 5  
MIX HGT (KFT)...0.7 0.9 1.2 1.3 1.2 1.3 0.9 0.7  
TRANSP WIND DIR.SW SW SW SW W W W SW  
TRANSP WIND SPD.6 6 7 7 8 7 5 3  
SDSPL KT-FT/10004 5 7 8 9 8 4 2  
   
TONIGHT  
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT). PATCHY FOG EARLY IN THE  
EVENING. PATCHY FOG LATE IN THE EVENING. SLIGHT  
CHANCE OF LIGHT FREEZING DRIZZLE OVERNIGHT.  
CHANCE OF LIGHT FREEZING DRIZZLE EARLY IN THE  
MORNING.  
CHANCE OF PCPN......30 PERCENT.  
MIN TEMPERATURE.....AROUND 22.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 2 TO 5 MPH.  
SMOKE DISPERSAL.....POOR (600 KNOT-FT).  
PCPN AMOUNT.........0.01 INCHES.  
 
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY  
WEATHER COV..... PTY PTY SCH SCH SCH SCH SCH CHC  
WEATHER TYPE.... FOG FOG FZD FZD FZD FZD FZD FZD  
TSTM COV........  
CHC OF PCPN (%).10 10 10 10 10 10 20 20 20 20 20 30  
TEMP............27 26 24 25 25 24 24 24 24 23 25 24  
RH..............88 88 92 88 88 96 92 96 100 100 96 100  
20 FT WIND DIR..S S S S S S S SW SW SW SW SW  
20 FT WIND SPD..1 1 1 2 2 2 2 1 1 2 2 2  
20 FT WIND GUST.3 3 5 5 5 5 5 5 5 5 5 5  
MIX HGT (KFT)...0.4 0.3 0.4 0.4 0.4 0.4 0.3 0.3 0.3 0.3 0.3 0.3  
TRANSP WIND DIR.SW S S S S S S S SW SW SW SW  
TRANSP WIND SPD.3 3 3 3 5 5 5 3 2 3 3 5  
SDSPL KT-FT/10001 1 1 1 2 2 1 1 1 1 1 1  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). PATCHY FOG EARLY  
IN THE MORNING. CHANCE OF LIGHT FREEZING RAIN  
EARLY IN THE MORNING. SLIGHT CHANCE OF LIGHT  
FREEZING RAIN LATE IN THE MORNING.  
CHANCE OF PCPN......30 PERCENT.  
MAX TEMPERATURE.....AROUND 32.  
MIN HUMIDITY........81 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 6 MPH IN THE  
LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......1400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 3 MPH INCREASING TO WEST  
AROUND 13 MPH.  
SMOKE DISPERSAL.....POOR TO FAIR (700-14200 KNOT-FT).  
PCPN AMOUNT.........0.04 INCHES.  
 
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......CDY CDY CDY MC CDY MC MC MC MC MC MC MC  
WEATHER COV.....CHC CHC CHC CHC SCH SCH  
WEATHER TYPE....FZR FZR FZR FZR FZR FZR  
TSTM COV........  
CHC OF PCPN (%).30 30 30 30 20 20 10 10 10 10 10 0  
TEMP............24 25 26 28 29 30 30 31 32 32 31 30  
RH..............100 100 96 92 92 88 88 85 82 82 81 81  
20 FT WIND DIR..SW W W W W W W W W W W W  
20 FT WIND SPD..3 3 3 3 4 5 5 6 6 6 6 6  
20 FT WIND GUST.5 6 6 7 8 9 11 12 13 13 13 13  
MIX HGT (KFT)...0.3 0.2 0.2 0.2 0.5 0.8 1.1 1.2 1.3 1.4 1.3 1.2  
TRANSP WIND DIR.SW SW W W W W W W W W W W  
TRANSP WIND SPD.3 3 3 5 6 6 6 7 9 12 13 13  
SDSPL KT-FT/10001 1 1 1 3 4 5 8 11 14 14 13  
 
 
FORECASTER...BRYAN  
REQUESTED BY...ZACHARY RICHARDS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2528262.0/DLH  
.DELDT 01/05/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ZACHARY.RICHARDS@USDA.GOV  
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