746
FNUS73 KUNR 281657
FWSUNR
SPOT FORECAST FOR POTATO CREEK...SD_PRA
NATIONAL WEATHER SERVICE RAPID CITY SD
1057 AM MDT TUE JUL 28 2026
FORECAST IS BASED ON FORECAST START TIME OF 1100 MDT ON JULY 28.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
HOT WEATHER IS EXPECTED THIS WEEK. HIGH
TEMPERATURES TODAY WILL BE IN THE LOWER 90S WITH MID 90S
WEDNESDAY. MINIMUM RELATIVE HUMIDITY TODAY WILL BE AROUND 35
PERCENT TODAY AND WEDNESDAY. EAST TO SOUTHEAST WINDS WILL AVERAGE
10-20 MPH WITH A FEW HIGHER GUSTS, ESPECIALLY WEDNESDAY AFTERNOON.
ISOLATED THUNDERSTORMS MAY OCCUR THIS AFTERNOON, MAINLY BETWEEN
400PM AND 800PM. GUSTY, ERRATIC WINDS MAY OCCUR WITH ANY
THUNDERSTORM.
REST OF TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT). SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS LATE IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 92.
MIN HUMIDITY........36 PERCENT.
WIND (20 FT)........EAST WINDS AROUND 10 MPH WITH GUSTS TO AROUND
20 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS LATE IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......6700 TO 7200 FT AGL.
TRANSPORT WINDS.....EAST 15 TO 20 MPH.
SMOKE DISPERSAL.....VERY GOOD.
TIME (MDT) 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........9 5 5 9 10 12 9
WEATHER COV..... SCH SCH
WEATHER TYPE.... RW RW
TSTM COV........ SCH SCH
CWR.............0 0 0 0 0 0 0
TEMP............88 91 92 92 92 92 90
RH..............47 42 39 39 38 36 36
20 FT WIND DIR..SE SE E E E E E
20 FT WIND SPD..9 9 9 9 9 10 10
20 FT WIND GUST.14 14 16 17 17 16 18
MIX HGT (KFT)...3.1 3.9 4.9 5.6 7.2 6.2 6.0
TRANSP WIND DIR.SE SE E E E E E
TRANSP WIND SPD.14 14 15 16 16 17 18
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.
MIN TEMPERATURE.....AROUND 68.
MAX HUMIDITY........81-87 PERCENT.
WIND (20 FT)........EAST WINDS 10 TO 15 MPH SHIFTING TO THE SOUTH
OVERNIGHT. GUSTS UP TO 20 MPH. GUSTY AND
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY
IN THE EVENING.
CWR.................0 PERCENT.
MIXING HEIGHT.......400 TO 900 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 15 TO 20 MPH SHIFTING TO THE SOUTH
OVERNIGHT.
SMOKE DISPERSAL.....POOR.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........20 23 36 33 23 39 22 11 14 18 16 33
WEATHER COV.....SCH SCH
WEATHER TYPE....RW RW
TSTM COV........SCH SCH
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............89 87 84 79 77 76 75 73 72 71 70 69
RH..............39 43 49 59 63 66 69 73 76 81 83 83
20 FT WIND DIR..E E E SE SE S S S S S S S
20 FT WIND SPD..12 10 10 10 10 10 10 10 10 10 10 9
20 FT WIND GUST.18 16 15 16 15 15 16 16 16 16 15 14
MIX HGT (KFT)...5.3 4.1 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.4
TRANSP WIND DIR.E SE SE SE SE S S S S S S S
TRANSP WIND SPD.18 17 16 15 15 15 15 15 15 15 14 14
WEDNESDAY
SKY/WEATHER.........SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....AROUND 95.
MIN HUMIDITY........34 PERCENT.
WIND (20 FT)........SOUTH TO SOUTHEAST WINDS 10-20 MPH WITH GUSTS
AROUND 25 MPH.
CWR.................0 PERCENT.
MIXING HEIGHT.......9000 TO 9500 FT AGL.
TRANSPORT WINDS.....SOUTH 15 TO 25 MPH SHIFTING TO THE SOUTHEAST
AROUND 25 MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....GOOD INCREASING TO EXCELLENT IN THE AFTERNOON.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........24 16 22 5 5 2 13 18 23 23 26 33
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............69 73 77 80 86 89 91 93 94 94 94 93
RH..............83 74 68 63 51 45 41 38 37 35 35 37
20 FT WIND DIR..S S S S S S S SE SE SE SE SE
20 FT WIND SPD..10 10 10 10 12 13 15 16 17 18 18 20
20 FT WIND GUST.14 15 14 15 17 20 22 24 25 26 28 28
MIX HGT (KFT)...0.4 1.1 1.8 2.5 4.2 6.0 7.8 8.3 8.9 9.5 7.6 5.8
TRANSP WIND DIR.S S S S S S S SE SE SE SE SE
TRANSP WIND SPD.13 13 13 14 15 17 20 21 22 22 23 24
FORECASTER...EH
REQUESTED BY...DARRELL SPOTTED ELK
TYPE OF REQUEST...WILDFIRE
.TAG 2618509.0/UNR
.DELDT 07/28/26
.FORMATTERVERSION 2.0.0
.EMAIL DARRELL.SPOTTEDELK@BIA.GOV
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