053
FNUS73 KUNR 282110
FWSUNR
SPOT FORECAST FOR POTATO CREEK FIRE...INTERIOR VFD
NATIONAL WEATHER SERVICE RAPID CITY SD
310 PM MDT TUE JUL 28 2026
FORECAST IS BASED ON FORECAST START TIME OF 1500 MDT ON JULY 28.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
HOT WEATHER IS EXPECTED THIS WEEK. HIGH
TEMPERATURE AT THAT SPOT LOCATION WILL BE AROUND 95 DEGREES HIS AFTERNOON.
MINIMUM RELATIVE HUMIDITY TODAY WILL BE AROUND 30 PERCENT TODAY.
WINDS ARE EXPECT OUT OF THE EAST TO SOUTHEAST WITH GUSTS UP TO 20
MPH POSSIBLE THIS AFTERNOON, DIMINISHING IN THE EVENING.
ISOLATED THUNDERSTORMS MAY OCCUR LATE THIS AFTERNOON AND EVENING. BEST
TIMING FOR STORMS AROUND THE SPOT LOCATION WILL BE BETWEEN
5PM-9PM MDT. GUSTY, ERRATIC WINDS MAY OCCUR WITH ANY
THUNDERSTORMS.
REST OF TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT). SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS LATE IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 95.
MIN HUMIDITY........30 PERCENT.
WIND (20 FT)........EAST WINDS AROUND 10 MPH WITH GUSTS TO AROUND
18 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS LATE IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......7300 TO 7800 FT AGL.
TRANSPORT WINDS.....EAST AROUND 20 MPH.
SMOKE DISPERSAL.....VERY GOOD.
TIME (MDT) 3PM 4PM 5PM
SKY (%).........10 12 9
WEATHER COV..... SCH SCH
WEATHER TYPE.... RW RW
TSTM COV........ SCH SCH
CWR.............0 0 0
TEMP............95 95 95
RH..............30 31 31
20 FT WIND DIR..E E E
20 FT WIND SPD..10 10 10
20 FT WIND GUST.16 16 18
MIX HGT (KFT)...7.8 6.6 6.4
TRANSP WIND DIR.E E E
TRANSP WIND SPD.16 17 17
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.
MIN TEMPERATURE.....AROUND 69.
MAX HUMIDITY........83 PERCENT.
WIND (20 FT)........EAST WINDS AROUND 10 MPH SHIFTING TO THE SOUTH
AFTER 3 AM. GUSTS UP TO 18 MPH. GUSTY AND
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY
IN THE EVENING.
CWR.................0 PERCENT.
MIXING HEIGHT.......500 TO 1000 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 20 MPH SHIFTING TO THE
SOUTHWEST OVERNIGHT.
SMOKE DISPERSAL.....POOR.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........21 23 37 35 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............93 90 85 79 77 76 75 73 72 71 70 70
RH..............32 37 45 58 62 66 68 72 76 81 82 83
20 FT WIND DIR..E E SE SE SE S S S S S S S
20 FT WIND SPD..10 10 10 10 10 10 10 10 10 10 10 9
20 FT WIND GUST.18 16 16 16 15 15 15 15 15 16 15 14
MIX HGT (KFT)...5.8 3.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
TRANSP WIND DIR.E SE SE S S SW SW SW SW SW S S
TRANSP WIND SPD.16 16 16 15 15 14 14 14 15 15 14 14
WEDNESDAY
SKY/WEATHER.........SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....AROUND 95.
MIN HUMIDITY........34 PERCENT.
WIND (20 FT)........SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO AROUND
28 MPH SHIFTING TO THE SOUTHEAST AROUND 20 MPH
WITH GUSTS TO AROUND 28 MPH LATE IN THE
AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......8800 TO 9300 FT AGL.
TRANSPORT WINDS.....SOUTH 15 TO 25 MPH SHIFTING TO THE SOUTHEAST 25
TO 30 MPH 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 (%).........23 15 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 92 93 94 95 94 93
RH..............83 74 68 62 50 45 40 38 36 35 35 36
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 0.5 1.1 2.3 3.6 5.0 6.9 7.7 8.5 9.3 8.0 6.7
TRANSP WIND DIR.S S S S S S SE SE SE SE SE SE
TRANSP WIND SPD.14 13 14 15 16 20 22 24 25 26 28 28
FORECASTER...AD
REQUESTED BY...DIVISION
TYPE OF REQUEST...WILDFIRE
.TAG 2618523.0/UNR
.DELDT 07/28/26
.FORMATTERVERSION 2.0.0
.EMAIL CHASE.STRAND@INTERIORVFD.US
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