822  
FNUS73 KABR 271017  
FWSABR  
 
SPOT FORECAST FOR JENSEN WPA...USFWS  
NATIONAL WEATHER SERVICE ABERDEEN SD  
517 AM CDT WED MAY 27 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 CDT ON MAY 27.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
A STRAY LIGHT SHOWER IS STILL POSSIBLE EARLY THIS  
MORNING. ISOLATED THUNDERSHOWERS ARE POSSIBLE AGAIN LATE THIS  
AFTERNOON OVER PORTIONS OF NORTHEASTERN SD, ALTHOUGH COVERAGE  
LOOKS TO BE VERY SPOTTY AT BEST. WINDS ARE FORECAST TO BE BETWEEN  
5 AND 15 MPH TODAY. ALTHOUGH THE WIND FORECAST BELOW REFLECTS  
GENERALLY SOUTH-SOUTHEAST OR EAST WINDS, THEY MAY ACTUALLY VARY  
IN DIRECTION AT TIMES AS FLOW IN THE LOWER LEVELS REMAINS WEAK  
TODAY. AFTERNOON HUMIDITY IS FORECAST TO DROP TO AROUND 35  
PERCENT, BUT COULD GET AS LOW AT 30 PERCENT.  
   
TODAY  
 
SKY/WEATHER.........PARTLY SUNNY (35-45 PERCENT). ISOLATED SHOWERS  
AND THUNDERSTORMS EARLY IN THE MORNING.  
CWR.................5 PERCENT.  
CHANCE OF PCPN......20 PERCENT.  
CHANCE OF LIGHTNING.22 PERCENT.  
MAX TEMPERATURE.....AROUND 88.  
MIN HUMIDITY........36 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 6 MPH IN THE  
LATE MORNING AND EARLY AFTERNOON, THEN SHIFTING  
TO THE EAST 6 TO 7 MPH LATE IN THE AFTERNOON.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS EARLY IN THE MORNING.  
MIXING HEIGHT.......400-7600 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 10 TO 12 MPH SHIFTING TO THE EAST 6  
TO 8 MPH.  
SMOKE DISPERSAL.....POOR (4100 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO FAIR (42500 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........56 59 54 42 41 28 26 26 26 23 17 19  
WEATHER COV.....ISO ISO ISO ISO  
WEATHER TYPE....RW RW RW RW  
TSTM COV........ISO ISO ISO ISO  
CHC OF PCPN (%).20 20 20 20 0 0 0 0 10 10 10 10  
CHC OF LTNG (%).20 20 20 20 0 0 0 0 10 10 10 10  
TEMP............73 74 73 71 76 78 81 82 85 86 86 88  
RH..............49 50 55 67 56 52 47 44 40 39 39 36  
20 FT WIND DIR..VRB VRB VRB S S S S SE E E E E  
20 FT WIND SPD..3 3 3 5 5 5 6 6 6 6 6 7  
20 FT WIND GUST.9 9 9 9 9 9 10 12 12 13 12 13  
MIX HGT (KFT)...0.4 0.5 0.5 0.8 1.1 1.9 3.1 4.9 6.6 7.6 6.1 6.1  
SMOKE DISPERSAL.PR PR PR PR PR PR PR PR PR PR PR FR  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). SLIGHT CHANCE OF  
THUNDERSTORMS EARLY IN THE EVENING. SLIGHT  
CHANCE OF SHOWERS IN THE EVENING.  
CWR.................2 PERCENT.  
CHANCE OF PCPN......20 PERCENT.  
CHANCE OF LIGHTNING.15 PERCENT.  
MIN TEMPERATURE.....AROUND 60.  
MAX HUMIDITY........84 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 8 TO 14 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
EVENING.  
MIXING HEIGHT.......400-5700 FT AGL.  
TRANSPORT WINDS.....EAST 9 TO 18 MPH SHIFTING TO THE SOUTHEAST 18  
TO 20 MPH OVERNIGHT.  
SMOKE DISPERSAL.....FAIR (45300 KNOT-FT) DECREASING TO POOR (3500  
KNOT-FT).  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........17 27 30 25 28 24 13 30 30 26 27 27  
WEATHER COV.....SCH SCH SCH SCH SCH  
WEATHER TYPE....RW RW RW RW RW  
TSTM COV........SCH SCH SCH SCH  
CHC OF PCPN (%).20 20 20 20 20 10 0 0 0 0 0 0  
CHC OF LTNG (%).20 20 20 20 10 10 0 0 0 0 0 0  
TEMP............87 86 83 76 72 69 69 67 65 64 62 62  
RH..............36 39 44 56 61 68 68 73 78 81 84 81  
20 FT WIND DIR..E E E SE E SE SE SE SE SE SE SE  
20 FT WIND SPD..8 8 8 8 9 10 12 13 13 13 14 14  
20 FT WIND GUST.14 15 15 16 17 20 21 23 23 23 24 24  
MIX HGT (KFT)...5.7 2.8 0.5 0.4 0.4 0.4 0.5 0.5 0.5 0.5 0.5 0.5  
SMOKE DISPERSAL.FR PR PR PR PR PR PR PR PR PR PR PR  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT).  
CWR.................2 PERCENT.  
CHANCE OF PCPN......10 PERCENT.  
CHANCE OF LIGHTNING.6 PERCENT.  
MAX TEMPERATURE.....AROUND 88.  
MIN HUMIDITY........33 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 13 TO 14 MPH WITH GUSTS TO  
AROUND 25 MPH.  
MIXING HEIGHT.......500-9600 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 16 TO 18 MPH.  
SMOKE DISPERSAL.....POOR (7400 KNOT-FT) INCREASING TO FAIR (44600  
KNOT-FT) LATE IN THE MORNING, THEN INCREASING  
TO GOOD (65000 KNOT-FT) EARLY IN THE AFTERNOON  
INCREASING TO VERY GOOD (115100 KNOT-FT) EARLY  
IN THE MORNING INCREASING TO EXCELLENT (152900  
KNOT-FT) IN THE AFTERNOON DECREASING TO POOR  
(27600 KNOT-FT).  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........32 36 13 4 7 4 2 2 8 9 18 16  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 10 10 10 10 10 10 10  
CHC OF LTNG (%).0 0 0 0 0 0 0 10 10 10 10 10  
TEMP............61 62 66 69 74 78 81 83 86 86 86 88  
RH..............81 78 73 66 55 50 47 43 37 37 36 33  
20 FT WIND DIR..SE SE SE SE SE SE SE S SE SE SE SE  
20 FT WIND SPD..14 14 14 13 13 13 13 13 13 13 13 13  
20 FT WIND GUST.24 25 24 23 22 22 22 22 23 23 23 23  
MIX HGT (KFT)...0.5 0.5 0.8 1.2 1.6 3.2 4.3 5.0 8.3 9.6 7.2 1.8  
SMOKE DISPERSAL.PR PR PR PR PR FR GD GD VGD EXL VGD PR  
 
 
FORECASTER...TMT  
REQUESTED BY...JADE DRAUSE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2614479.0/ABR  
.DELDT 05/27/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JADE_DRAUSE@FWS.GOV  
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