610  
FNUS73 KBIS 291350  
FWSBIS  
 
SPOT FORECAST FOR CEDAR LAKE RX...ND GAME & FISH DEPT  
NATIONAL WEATHER SERVICE BISMARCK ND  
850 AM CDT TUE SEP 29 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 MDT ON SEPTEMBER 29.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
CLEAR AND SUNNY WEATHER IS EXPECTED AT THE BURNSITE AT THE TIME  
OF IGNITION, AND WILL PERSIST THROUGH THE AFTERNOON. HIGH  
TEMPERATURES THIS AFTERNOON ARE FORECAST AROUND 76, WITH MINIMUM  
RELATIVE HUMIDITY DROPPING AS LOW AS 26 PERCENT. LIGHT WINDS THIS  
MORNING WILL TURN WESTERLY AROUND 5 TO 10 MPH, THEN INCREASE TO  
AROUND 10 TO 15 MPH AND GUSTING AS HIGH AS 22 MPH THIS AFTERNOON.  
 
OVERNIGHT LOWS TONIGHT INTO WEDNESDAY MORNING ARE FORECAST AS LOW  
AS 48 DEGREES, WITH MAX HUMIDITY RECOVERY EXPECTED TO BE AROUND  
71 PERCENT. GUSTY WEST WINDS SUSTAINED AROUND 10 MPH AND GUSTING  
AS HIGH AS 20 MPH IN THE EVENING WILL DIMINISH TO AROUND 5 TO 10  
MPH OVERNIGHT. WINDS THEN TURN NORTHWESTERLY THROUGH LATE  
WEDNESDAY MORNING, BECOMING SUSTAINED AROUND 10 TO 17 MPH AND  
GUSTING AS HIGH AS 27 MPH BY WEDNESDAY AFTERNOON. SUNNY WEATHER ON  
WEDNESDAY WILL PROMOTE HIGHS AROUND 76 IN THE AFTERNOON, WITH  
MINIMUM RELATIVE HUMIDITY FORECAST TO DROP AS LOW AS 35 PERCENT.  
   
REST OF TODAY
 
 
SKY/WEATHER.........PATCHY MORNING FOG, THEN SUNNY THROUGH THE DAY.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 76.  
MIN HUMIDITY........26 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 10 MPH IN THE  
MORNING INCREASING TO 10 TO 15 MPH WITH  
GUSTS TO AROUND 22 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......5800 FT AGL.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH IN THE MORNING INCREASING  
TO 18 TO 22 MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (6000 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (98300 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (MDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM  
SKY (%).........13 3 3 1 1 2 3 1  
WEATHER COV.....PTY  
WEATHER TYPE....FOG  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0  
CHC OF PCPN (%).0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0  
TEMP............61 65 68 71 73 75 76 75  
RH..............75 62 49 41 35 31 26 26  
20 FT WIND DIR..W W W W W W W W  
20 FT WIND SPD..3 5 8 9 11 13 14 13  
20 FT WIND GUST.7 9 13 15 18 20 22 22  
MIX HGT (KFT)...0.7 1.0 1.9 3.0 4.0 5.0 5.8 5.5  
TRANSP WIND DIR.W W W W W W W W  
TRANSP WIND SPD.10 10 12 15 15 17 20 18  
DISPR KT-FT/1K..6 9 19 40 52 75 98 87  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....AROUND 48.  
MAX HUMIDITY........71 PERCENT.  
WIND (20 FT)........WEST WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH  
EARLY IN THE EVENING.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....WEST 10 TO 16 MPH.  
SMOKE DISPERSAL.....GOOD (66000 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (3600 KNOT-FT) LATE IN THE  
NIGHT.  
 
TIME (MDT) 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM  
SKY (%).........2 7 14 14 10 6 9 9 8 9 5 3  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
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............73 69 64 60 58 56 55 54 53 52 51 50  
RH..............29 36 43 49 55 59 61 61 64 66 68 71  
20 FT WIND DIR..W W W W W SW SW SW SW SW W SW  
20 FT WIND SPD..10 7 6 6 5 5 5 5 5 5 5 5  
20 FT WIND GUST.19 16 11 10 9 9 9 9 9 9 9 9  
MIX HGT (KFT)...4.4 0.8 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.5  
TRANSP WIND DIR.W W W W W W W W W W W W  
TRANSP WIND SPD.16 12 10 10 10 10 10 10 12 10 10 12  
DISPR KT-FT/1K..66 8 4 4 4 4 4 4 4 4 4 5  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 73.  
MIN HUMIDITY........35 PERCENT.  
WIND (20 FT)........WEST WINDS 5 TO 10 MPH EARLY IN THE MORNING  
SHIFTING TO THE NORTHWEST 10 TO 17 MPH WITH  
GUSTS TO AROUND 27 MPH LATE IN THE MORNING  
THROUGH THE AFTERNOON.  
MIXING HEIGHT.......6900 FT AGL.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH SHIFTING TO THE NORTHWEST 20  
TO 25 MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (3900 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (86600 KNOT-FT) THEN  
VERY GOOD (103700 KNOT-FT) THROUGH THE AFTERNOON.  
 
TIME (MDT) 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM  
SKY (%).........1 2 10 1 0 0 1 1 9 17 40 30  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
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............50 50 50 55 61 65 68 70 72 72 72 71  
RH..............68 71 71 66 56 48 42 41 37 35 35 35  
20 FT WIND DIR..W W W W W NW NW NW NW NW NW NW  
20 FT WIND SPD..5 6 6 7 8 10 12 14 15 16 17 16  
20 FT WIND GUST.10 10 11 13 14 17 20 22 24 25 27 26  
MIX HGT (KFT)...0.4 0.4 0.4 0.5 1.0 2.2 3.7 4.8 6.5 6.9 6.9 6.1  
TRANSP WIND DIR.W W W W NW W W W W W W NW  
TRANSP WIND SPD.10 10 10 12 13 15 20 21 21 22 24 20  
DISPR KT-FT/1K..4 4 4 5 11 29 63 87 116 125 139 104  
 

 
FORECASTER...ADAM  
REQUESTED BY...JUDD JASMER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2622751.0/BIS  
.DELDT 09/29/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JJASMER@ND.GOV  
 
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