570  
FNUS73 KBIS 131953  
FWSBIS  
 
SPOT FORECAST FOR COMMUNITY BURN-FORT YATES...BIA STANDING ROCK AGENCY  
NATIONAL WEATHER SERVICE BISMARCK ND  
153 PM CST MON NOV 13 2017  
 
FORECAST IS BASED ON IGNITION TIME OF 1400 CST ON NOVEMBER 13.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
MILD TEMPERATURES AND SUNNY SKIES ARE EXPECTED TODAY WITH CLEAR SKIES  
TONIGHT. THIS AFTERNOON MINIMUM RH WILL BE AROUND 33 PERCENT. HIGH 55.  
 
ON TUESDAY SKIES WILL BE SUNNY WITH HIGHS IN THE MID 50S. WINDS WILL  
BECOME NORTHWEST 10 TO 20 MPH IN THE AFTERNOON. MINIMUM RH WILL BE  
40 PERCENT.  
 
ON WEDNESDAY...MUCH COOLER. HIGHS IN THE MID 30S. NORTHWEST WINDS 10 TO  
20 MPH. MIN RH 52 PERCENT.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....AROUND 55.  
MIN HUMIDITY........33 PERCENT.  
WIND (20 FT)........SOUTHWEST UP TO 5 MPH.  
MIXING HEIGHT.......500-900 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH.  
SMOKE DISPERSAL.....POOR (900 KNOT-FT).  
HAINES INDEX........5 (MODERATE).  
 
TIME (CST) 2PM 3PM 4PM 5PM  
SKY (%).........1 2 3 3  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0  
CHC OF PCPN (%).0 0 0 0  
LAL.............1 1 1 1  
TEMP............52 55 53 50  
RH..............35 33 34 41  
20 FT WIND DIR..SW S S SE  
20 FT WIND SPD..3 4 4 5  
20 FT WIND GUST.5 5 6 6  
MIX HGT (KFT)...0.9 0.9 0.7 0.5  
TRANSP WIND DIR.NW SW SW SW  
TRANSP WIND SPD.5 1 1 1  
HAINES INDEX....5 5 5 5  
SDSPL KT-FT/10002 1 1 1  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....AROUND 30.  
MAX HUMIDITY........92 PERCENT.  
WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH.  
MIXING HEIGHT.......100-300 FT AGL.  
TRANSPORT WINDS.....SOUTH 3 TO 7 MPH.  
SMOKE DISPERSAL.....POOR (600 KNOT-FT).  
 
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........4 3 3 4 6 13 21 27 33 36 38 38  
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  
LAL.............1 1 1 1 1 1 1 1 1 1 1 1  
TEMP............46 42 42 40 39 38 38 37 37 36 35 34  
RH..............49 60 67 73 73 76 76 76 76 75 79 82  
20 FT WIND DIR..SE SE S S S S SE SE SE SE SE S  
20 FT WIND SPD..6 6 6 6 6 6 4 4 5 5 4 4  
20 FT WIND GUST. 7 8 9 9 8 5 5 6 6 5 5  
MIX HGT (KFT)...0.3 0.2 0.2 0.2 0.2 0.2 0.1 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.3 3 3 6 6 6 6 6 6 7 7 7  
HAINES INDEX....5 5 6 6 6 5 5 5 6 6 6 6  
SDSPL KT-FT/10001 1 1 1 1 1 1 1 1 1 1 1  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY SUNNY.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....AROUND 56.  
MIN HUMIDITY........40 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING WEST 10 TO 20 MPH IN THE  
AFTERNOON.  
MIXING HEIGHT.......100-800 FT AGL.  
TRANSPORT WINDS.....SOUTH 3 TO 5 MPH SHIFTING TO THE NORTHWEST  
AROUND 13 MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (400 KNOT-FT).  
HAINES INDEX........4 TO 6 OR (LOW) TO (HIGH).  
 
TIME (CST) 6 AM 9 AM NOON 3 PM  
SKY (%).........39 47 36 53  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0 0  
CHC OF PCPN (%).0 0 0 0  
LAL.............1 1 1 1  
TEMP............32 32 49 56  
RH..............89 89 54 40  
20 FT WIND......S 3G4 S 2G3 NW 10G13 W 14G20  
MIX HGT (FT)....100 100 800 700  
TRANSPORT WIND..S 5 S 3 NW 13 NW 15  
HAINES INDEX....6 5 4 5  
SDSPL KT-FT/10001 0 9 8  
 

 
FORECASTER...ABELING  
REQUESTED BY...JAMES CONDON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1718724.0/BIS  
.EMAIL JAMES.CONDON@BIA.GOV  
 
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