183  
FNUS73 KBIS 200156  
FWSBIS  
 
SPOT FORECAST FOR 808 23RD ST NE...LEMMON FD  
NATIONAL WEATHER SERVICE BISMARCK ND  
802 PM CDT FRI JUL 19 2024  
 
FORECAST IS BASED ON FORECAST START TIME OF 1800 CDT ON JULY 19.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
SHOWERS AND THUNDERSTORMS WILL CONTINUE IN THE VICINITY OF THE FIRE  
FOR A COUPLE OF HOURS. THUNDERSTORMS AND SHOWERS COULD CAUSE ERRATIC  
WIND GUSTS. WINDS WILL REMAIN LIGHT AND VARIABLE TO NORTHEAST.  
HUMIDITY WILL CONTINUE TO INCREASE INTO THE OVERNIGHT HOURS RESULTING  
IN EXCELLENT OVERNIGHT RECOVERIES. SATURDAY, WINDS WILL REMAIN LIGHT OUT  
OF THE NORTHEAST AROUND 5 TO 10 MPH. MINIMUM RELATIVE HUMIDITY WILL DROP  
DOWN TO AROUND 40 PERCENT TOMORROW AFTERNOON WITH TEMPERATURES INTO THE  
UPPER 80S. ANOTHER CHANCE OF THUNDERSTORMS AND SHOWERS IS POSSIBLE  
SATURDAY AFTERNOON WHICH CLOUD LEAD TO GUSTY ERRATIC WINDS.  
 
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS EARLY IN THE EVENING. PATCHY FOG  
OVERNIGHT.  
CWR.................21 PERCENT DECREASING TO 0 PERCENT.  
CHANCE OF PCPN......20 PERCENT.  
LAL.................2 UNTIL 2200, THEN 1.  
MIN TEMPERATURE.....AROUND 60.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTH AROUND 6 MPH EARLY  
IN THE EVENING, THEN BECOMING LIGHT EARLY IN  
THE EVENING. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS EARLY IN THE EVENING.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....NORTH 13 TO 16 MPH SHIFTING TO THE EAST 6 TO 10  
MPH LATE IN THE EVENING, THEN SHIFTING TO THE  
NORTHWEST AFTER 3 AM.  
SMOKE DISPERSAL.....VERY GOOD (112900 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (36400 KNOT-FT) LATE IN THE  
NIGHT DECREASING TO POOR (1900 KNOT-FT) IN THE  
LATE EVENING AND OVERNIGHT.  
HAINES INDEX........3 TO 5 OR VERY LOW TO MODERATE POTENTIAL FOR  
LARGE PLUME DOMINATED FIRE GROWTH.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........30 30 30 30 30 30 30 30 30 30 30 30  
WEATHER COV.....ISO ISO ISO ISO PTY PTY PTY PTY  
WEATHER TYPE....RW RW RW RW FOG FOG FOG FOG  
TSTM COV........ISO ISO ISO ISO  
CWR.............20 0 0 0 0 0 0 0 0 0 0 0  
CHC OF PCPN (%).20 20 20 20 10 10 0 0 0 0 0 0  
LAL.............2 2 2 2 1 1 1 1 1 1 1 1  
TEMP............86 80 78 74 69 67 66 65 63 63 62 61  
RH..............40 49 56 66 76 84 90 93 97 97 100 100  
20 FT WIND DIR..NE N NE NE NE NE NE N N NW N NW  
20 FT WIND SPD..2 6 4 2 1 2 4 4 3 2 2 2  
20 FT WIND GUST.6 14 11 9 8 8 9 8 6 6 5 5  
MIX HGT (KFT)...8.1 6.7 2.8 0.6 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5  
TRANSP WIND DIR.N N N NE NE E E E E E N NW  
TRANSP WIND SPD.16 16 15 13 13 10 8 7 7 6 5 5  
HAINES INDEX....5 5 5 5 5 5 4 4 4 3 3 3  
DISPR KT-FT/1K..113 93 36 6 5 4 3 3 3 2 2 2  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG EARLY IN THE MORNING.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON.  
CWR.................6 PERCENT.  
CHANCE OF PCPN......20 PERCENT.  
LAL.................1 UNTIL 1300, THEN 2.  
MAX TEMPERATURE.....AROUND 86.  
MIN HUMIDITY........41 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHEAST 5 TO 7 MPH IN  
THE LATE MORNING AND EARLY AFTERNOON, THEN  
INCREASING TO AROUND 8 MPH LATE IN THE  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS IN THE AFTERNOON.  
MIXING HEIGHT.......8200 FT AGL.  
TRANSPORT WINDS.....NORTH 6 TO 7 MPH SHIFTING TO THE NORTHEAST 7 TO  
9 MPH IN THE LATE MORNING AND AFTERNOON.  
SMOKE DISPERSAL.....POOR (2100 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (65800 KNOT-FT) IN THE  
AFTERNOON.  
HAINES INDEX........3 TO 5 OR VERY LOW TO MODERATE POTENTIAL FOR  
LARGE PLUME DOMINATED FIRE GROWTH.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........30 30 30 30 30 30 30 30 30 30 30 30  
WEATHER COV.....PTY PTY PTY PTY SCH SCH SCH SCH SCH  
WEATHER TYPE....FOG FOG FOG FOG RW RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH SCH  
CWR.............0 0 0 0 10 10 10 0 0 0 0 0  
CHC OF PCPN (%).0 0 0 0 10 10 10 20 20 20 20 20  
LAL.............1 1 1 1 1 1 1 2 2 2 2 2  
TEMP............60 61 65 70 75 78 81 83 84 84 84 84  
RH..............100 100 90 81 69 60 51 47 44 43 41 41  
20 FT WIND DIR..N NW N N N NE NE NE NE NE NE NE  
20 FT WIND SPD..2 3 3 3 5 5 6 7 8 8 8 8  
20 FT WIND GUST.5 6 6 7 9 10 12 14 14 14 14 14  
MIX HGT (KFT)...0.5 0.4 0.5 1.2 2.9 4.5 6.1 7.0 7.3 7.8 8.1 8.2  
TRANSP WIND DIR.NW NW N N NE NE NE N NE NE NE NE  
TRANSP WIND SPD.6 6 6 7 7 9 9 9 9 9 9 9  
HAINES INDEX....3 3 3 4 4 4 5 5 5 5 5 5  
DISPR KT-FT/1K..2 2 3 8 17 36 48 56 59 62 65 66  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE EVENING. SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......20 PERCENT.  
LAL.................2 UNTIL 1900, THEN 1 UNTIL 0100, THEN 2.  
MIN TEMPERATURE.....AROUND 61.  
MAX HUMIDITY........96 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5 TO 9 MPH IN THE EVENING  
BECOMING LIGHT. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
EVENING. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS OVERNIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 9 TO 10 MPH SHIFTING TO THE EAST 6 TO  
8 MPH LATE IN THE EVENING.  
SMOKE DISPERSAL.....GOOD (69400 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (2200 KNOT-FT) LATE IN THE  
NIGHT.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........30 30 30 30 33 30 30 34 33 32 31 30  
WEATHER COV.....SCH SCH SCH SCH SCH SCH  
WEATHER TYPE....RW RW RW RW RW RW  
TSTM COV........SCH SCH SCH SCH SCH SCH  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF PCPN (%).20 10 10 10 10 10 10 20 20 20 20 20  
LAL.............2 1 1 1 1 1 1 2 2 2 2 2  
TEMP............84 82 80 76 73 70 68 66 65 64 63 62  
RH..............41 46 51 60 66 71 77 84 89 92 93 96  
20 FT WIND DIR..NE NE NE E E E E E E E E NE  
20 FT WIND SPD..9 9 7 6 5 5 4 4 3 3 2 2  
20 FT WIND GUST.14 14 12 11 10 9 9 8 7 7 6 6  
MIX HGT (KFT)...7.7 7.4 4.0 0.7 0.4 0.5 0.5 0.5 0.5 0.4 0.4 0.4  
TRANSP WIND DIR.NE NE E E E E E E E SE SE E  
TRANSP WIND SPD.10 10 10 10 9 8 8 7 7 7 7 6  
HAINES INDEX....5 5 5 5 5 5 5 5 5 5 5 5  
DISPR KT-FT/1K..69 67 36 6 4 3 3 3 3 3 3 2  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......30 PERCENT.  
LAL.................2 UNTIL 1300, THEN 3.  
MAX TEMPERATURE.....AROUND 84.  
MIN HUMIDITY........49 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHEAST 5 TO 8 MPH LATE  
IN THE MORNING. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS.  
MIXING HEIGHT.......6200 FT AGL.  
TRANSPORT WINDS.....NORTH 5 TO 9 MPH SHIFTING TO THE EAST 8 TO 9  
MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (1600 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO FAIR (44300 KNOT-FT) IN THE  
AFTERNOON.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........30 30 22 22 21 27 32 38 38 38 38 36  
WEATHER COV.....SCH SCH SCH SCH SCH SCH SCH CHC CHC CHC CHC CHC  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........SCH SCH SCH SCH SCH SCH SCH CHC CHC CHC CHC CHC  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF PCPN (%).20 20 20 20 20 20 20 30 30 30 30 30  
LAL.............2 2 2 2 2 2 2 3 3 3 3 3  
TEMP............61 62 65 70 74 77 79 80 81 82 82 82  
RH..............96 93 86 77 69 63 58 54 51 50 49 49  
20 FT WIND DIR..NE N NE NE NE NE NE NE NE E E E  
20 FT WIND SPD..2 2 3 3 4 5 5 6 6 7 7 8  
20 FT WIND GUST.6 6 6 6 7 9 10 12 13 13 13 14  
MIX HGT (KFT)...0.4 0.4 1.1 1.8 2.5 3.5 4.5 5.5 5.8 6.0 6.2 5.3  
TRANSP WIND DIR.N NW N N NE NE NE NE NE E E E  
TRANSP WIND SPD.5 5 6 7 8 9 9 9 9 8 8 9  
HAINES INDEX....5 5 5 5 5 5 5 5 5 5 5 5  
DISPR KT-FT/1K..2 2 5 11 17 27 36 44 44 43 44 42  
 

 
FORECASTER...JOHNSON  
REQUESTED BY...TODD CHRISTMAN  
TYPE OF REQUEST...WILDFIRE  
.TAG 2418487.2/BIS  
.DELDT 07/19/24  
.FORMATTERVERSION 2.0.0  
.EMAIL LFD@SDPLAINS.COM  
 
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