887  
FNUS73 KABR 081231  
FWSABR  
 
SPOT FORECAST FOR HORNSTEIN WMA SOUTH...MN DNR  
NATIONAL WEATHER SERVICE ABERDEEN SD  
ISSUED BY NATIONAL WEATHER SERVICE SIOUX FALLS SD  
731 AM CDT THU MAY 8 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON MAY 08.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
CLEAR SKIES BEGIN THE DAY TODAY AND ARE EXPECTED TO PERSIST FOR THE  
REST OF THE DAY. WINDS THIS MORNING ARE A BIT VARIABLE OUT OF THE  
EAST AND SOUTHEAST WITH SPEED ONLY UP TO AROUND 5 MPH. WINDS LOOK  
TO TAKE ON MORE OF AN EASTERLY COMPONENT THIS MORNING BEFORE TURNING  
MORE OUT OF THE SOUTHEAST THIS AFTERNOON. SPEEDS WILL STRENGTHEN UP  
TO AROUND 10 MPH WITH AN ISOLATED GUST UP TO 15 MPH POSSIBLE.  
TEMPERATURES WILL WARM TO ABOUT 75F-77F THIS AFTERNOON WHILE  
HUMIDITY LEVELS FALL TO ABOUT 27-29%. HUMIDITY LEVELS WILL INCREASE  
THIS EVENING AS TEMPERATURES BEGIN TO COOL.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (0-10 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 75.  
MIN HUMIDITY........29 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 8 TO 10 MPH.  
MIXING HEIGHT.......1500-5000 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 9 TO 10 MPH.  
SMOKE DISPERSAL.....POOR (13200 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO FAIR (41600 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CDT) 5AM 6AM 7AM 8AM 9AM 10A 11A 12P  
SKY (%).........2 1 2 2 5 8 11 8  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0  
CHC OF LTNG (%).0 0 0 0 0 0 0 0  
TEMP............56 60 64 68 71 73 74 75  
RH..............52 47 42 39 35 33 32 30  
20 FT WIND DIR..SE SE SE SE SE SE S SE  
20 FT WIND SPD..8 8 8 8 10 9 8 8  
20 FT WIND GUST.14 14 14 13 14 14 14 14  
MIX HGT (KFT)...1.5 2.0 2.4 3.4 4.2 4.7 5.0 5.0  
SMOKE DISPERSAL.PR PR PR PR PR PR FR FR  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....AROUND 51.  
MAX HUMIDITY........71 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 8 TO 9 MPH.  
MIXING HEIGHT.......400-4800 FT AGL.  
TRANSPORT WINDS.....SOUTH 12 TO 17 MPH.  
SMOKE DISPERSAL.....FAIR (48600 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (4900 KNOT-FT) LATE IN THE  
NIGHT.  
 
TIME (CDT) 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID  
SKY (%).........5 3 7 7 7 6 4 6 8 7 6 9  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............75 74 71 65 62 60 58 57 55 53 53 53  
RH..............29 30 34 40 46 50 55 61 62 66 69 69  
20 FT WIND DIR..SE SE SE SE SE SE S S S S S S  
20 FT WIND SPD..9 9 9 8 8 8 8 9 8 8 8 8  
20 FT WIND GUST.13 13 15 14 14 15 15 15 15 15 15 15  
MIX HGT (KFT)...4.8 4.0 0.6 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
SMOKE DISPERSAL.FR FR PR PR PR PR PR PR PR PR PR PR  
   
FRIDAY
 
 
SKY/WEATHER.........PARTLY SUNNY (30-40 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE  
AFTERNOON.  
CWR.................4 PERCENT.  
CHANCE OF PCPN......20 PERCENT.  
CHANCE OF LIGHTNING.6 PERCENT.  
MAX TEMPERATURE.....AROUND 82.  
MIN HUMIDITY........30 PERCENT.  
WIND (20 FT)........SOUTH WINDS 8 TO 9 MPH SHIFTING TO THE  
NORTHWEST AROUND 12 MPH LATE IN THE AFTERNOON.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS EARLY IN THE AFTERNOON.  
MIXING HEIGHT.......400-5600 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 14 TO 20 MPH SHIFTING TO THE NORTH 15  
TO 17 MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (5100 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (77900 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CDT) 1AM 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P  
SKY (%).........13 12 21 23 25 36 47 58 52 46 40 34  
WEATHER COV..... SCH SCH SCH  
WEATHER TYPE.... RW RW RW  
TSTM COV........ SCH SCH SCH  
CHC OF PCPN (%).0 0 0 0 0 0 0 20 20 20 10 10  
CHC OF LTNG (%).0 0 0 0 0 0 0 10 10 10 10 10  
TEMP............53 54 59 66 72 76 78 80 80 81 81 80  
RH..............70 69 62 53 44 40 36 33 33 30 30 31  
20 FT WIND DIR..S S S SW SW W W W NW NW NW N  
20 FT WIND SPD..8 9 9 9 10 10 10 10 10 12 12 12  
20 FT WIND GUST.15 16 16 17 18 18 17 17 17 18 18 20  
MIX HGT (KFT)...0.4 0.4 0.8 1.2 1.6 2.7 3.8 5.0 5.2 5.4 5.6 4.5  
SMOKE DISPERSAL.PR PR PR PR PR FR FR GD GD GD GD GD  
 

 
FORECASTER...MEYERS  
REQUESTED BY...LOUISE SPICZKA  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2513488.0/ABR  
.DELDT 05/08/25  
.FORMATTERVERSION 2.0.0  
.EMAIL LOUISE.SPICZKA@STATE.MN.US  
 
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