575  
FNUS73 KFSD 151636  
FWSFSD  
 
SPOT FORECAST FOR JAHN OAKS...DICKINSON COUNTY CONSERVATION  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1036 AM CST THU NOV 15 2018  
 
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
SORRY FOR THE DELAY IN GETTING THIS FORECAST OUT, WE NEEDED TO REBOOT  
OUR WEATHER SYSTEM DUE TO A SOFTWARE PATCH. BUT THE FORECAST STILL  
LOOKS ON TRACK. A TROUGH OF LOW PRESSURE IS MOVING ACROSS THE AREA  
TODAY AND WILL PRODUCE A BROAD WIND SHIFT FROM A SOUTHWESTERLY  
DIRECTION THIS MORNING, TO A WESTERLY DIRECTION BY MID AFTERNOON.  
THE WINDS WILL BE RATHER GUSTY TOO, POSSIBLY GUSTING TO AS HIGH  
AS 25 TO 30 MPH BY MID AFTERNOON, BUT THEY WILL GENERALLY NOT  
GUST AS HIGH AS THAT THROUGH THE MIDDLE OF THE DAY. MINIMUM  
HUMIDITY VALUES WILL BE NEAR 50 PERCENT.  
   
REST OF TODAY
 
 
MAX TEMPERATURE.....47-52.  
MIN HUMIDITY........51 PERCENT.  
 
TIME (CST) 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MCR CLR MCR MCR MCR PC PC  
SKY (%).........9 3 6 8 10 30 50  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0  
TEMP............41 45 48 49 49 47 44  
DEWPOINT........28 29 31 32 33 33 33  
RH..............59 53 51 52 54 58 65  
20 FT WIND DIR..SW SW WSW WSW W W WNW  
20 FT WIND SPD..14 12 12 12 13 15 16  
20 FT WIND GUST.20 15 14 16 19 23 25  
MIX HGT (KFT)...0.7 1.0 0.8 0.5 0.3 0.3 0.3  
TRANSP WIND DIR.WSW WSW WSW W W W WNW  
TRANSP WIND SPD.20 21 21 21 20 20 20  
HAINES INDEX....4 4 4 3 3 3 3  
SMOKE DISPERSAL.PR FR PR PR PR PR PR  
   
TONIGHT
 
 
MIN TEMPERATURE.....27-32.  
MAX HUMIDITY........96 PERCENT.  
 
TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY COVER.......MCLDY MCLDY MCLDY MCLDY MCLDY MCLDY  
SKY (%).........69 76 80 81 77 74  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 10 0 0 0 0  
TEMP............41 38 35 33 32 32  
DEWPOINT........33 32 32 31 31 29  
RH..............73 79 89 92 96 88  
20 FT WIND......WNW 17 WNW 17 NW 16 NW 15 NW 14 NW 12  
20 FT WIND GUST.25 26 25 21 24 22  
MIX HGT (FT)....300 300 300 300 300 300  
TRANSPORT WIND..WNW 20 NW 21 NW 20 NW 18 NW 16 NW 13  
HAINES INDEX....3 3 3 4 4 4  
SMOKE DISPERSAL.POOR POOR POOR POOR POOR POOR  
 

 
FORECASTER...MJ  
REQUESTED BY...ARIC PING  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1818108.0/FSD  
.DELDT 11/15/18  
 
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