352
FNUS75 KRIW 111122
FWSRIW
SPOT FORECAST FOR CHERRY CREEK...IA CDC
NATIONAL WEATHER SERVICE RIVERTON WY
522 AM MDT THU SEP 11 2025
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON SEPTEMBER 11.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE
DISCUSSION
WEAK SHOWERS, WITH GUSTS UP TO 40 MPH, WILL MOVE OVER THE SITE
FROM THE SOUTHWEST THIS MORNING THROUGH 0800. CONDITIONS WILL
THEN BE DRY, BUT WINDS WILL INCREASE FROM THE SOUTH-SOUTHWEST BY
1000. GUSTS AROUND 25 MPH WILL OCCUR THROUGH THE REST OF THE DAY,
WITH A 30% CHANCE FOR GUSTS UP TO 35 MPH. THESE WINDS WILL SLOWLY
DECREASE THIS EVENING, WITH GUSTS BELOW 10 MPH OCCURRING BY 0200.
SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE WITHIN 50NM OF THE SITE
BY 1500, WITH THE BEST CHANCES FOR A SHOWER/STORM DIRECTLY ON SITE
AROUND 1700/1800. GUSTS UP TO 45 MPH WILL BE POSSIBLE FROM ANY
OUTFLOW THROUGH THESE TIMES. TEMPERATURES WILL BE COOLER FRIDAY
WITH A CHANCE FOR A SHOWER OR THUNDERSTORM IN THE AFTERNOON. THE
WIND THREAT WILL NOT BE AS HIGH EITHER, WITH GUSTS OF 35 MPH
POSSIBLE.
..THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS
TODAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
CWR.................0 PERCENT.
CHANCE OF PCPN......10 PERCENT.
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....AROUND 73.
MIN HUMIDITY........22 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 13 TO 17 MPH WITH GUSTS TO
AROUND 26 MPH. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS LATE IN THE AFTERNOON.
RIDGETOP WIND.......SOUTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......2000 FT AGL UNTIL 1000, THEN 4500 FT AGL UNTIL
1200, THEN 7500 FT AGL UNTIL 1300, THEN 11000
FT AGL UNTIL 1500.
TRANSPORT WINDS.....SOUTHWEST 21 TO 30 MPH UNTIL 1400, THEN 26 TO
31 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1000, THEN GOOD UNTIL 1200, THEN
EXCELLENT.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........50 40 30 20 15 15 15 20 25 30 40 45
WEATHER COV..... SCH
WEATHER TYPE.... RW
TSTM COV........ SCH
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 10 10
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 10 10
TEMP............57 59 61 64 66 69 72 72 73 73 72 72
RH..............47 45 44 42 39 35 31 28 25 22 22 23
20 FT WIND DIR..S S S SW SW SW SW SW SW SW SW SW
20 FT WIND SPD..14 13 14 15 16 16 17 17 17 17 16 13
20 FT WIND GUST.21 19 21 22 23 24 25 26 26 25 23 19
RIDGE WIND DIR..S S S SW SW SW SW SW SW SW SW SW
RIDGE WIND SPD..20 20 20 25 25 25 25 25 25 25 25 20
MIX HGT (KFT)...0.5 0.5 1.0 2.0 3.0 4.5 7.5 9.5 11 12 12 8.5
TRANSP WIND DIR.S SW SW SW SW SW SW SW SW SW SW SW
TRANSP WIND SPD.22 21 22 23 24 25 29 30 31 30 30 26
SDSPL KT-FT/100012 12 17 39 67 100 185 242 290 299 300 199
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING
PARTLY CLOUDY (35-45 PERCENT) BY MIDNIGHT.
CWR.................0 PERCENT.
CHANCE OF PCPN......10 PERCENT.
CHANCE OF THUNDER...9 PERCENT.
MIN TEMPERATURE.....AROUND 50.
MAX HUMIDITY........62 PERCENT.
WIND (20 FT)........SOUTH WINDS 7 TO 15 MPH WITH GUSTS TO AROUND 23
MPH UNTIL 0500, THEN LIGHT.
RIDGETOP WIND.......SOUTH 20 TO 25 MPH UNTIL 2400, THEN AROUND 15
MPH.
MIXING HEIGHT.......7000 FT AGL UNTIL 1900, THEN 500 FT AGL.
TRANSPORT WINDS.....SOUTH 16 TO 24 MPH UNTIL 0200, THEN 13 TO 14
MPH.
SMOKE DISPERSAL.....VERY GOOD UNTIL 1900. POOR AFTER 2000.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........55 50 50 45 40 35 25 25 25 25 25 25
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).10 10 10 10 10 10 10 10 0 0 0 10
CHC OF THDR (%).10 10 10 10 10 10 0 0 0 0 0 0
TEMP............71 66 62 58 56 55 54 53 52 52 51 51
RH..............24 30 36 42 44 47 50 54 58 62 62 62
20 FT WIND DIR..SW S S S S S S S S S S S
20 FT WIND SPD..15 15 11 13 11 11 10 9 7 7 7 6
20 FT WIND GUST.22 23 17 18 18 17 16 14 11 11 11 10
RIDGE WIND DIR..SW S S S S S S S S S S S
RIDGE WIND SPD..25 25 20 20 20 20 15 15 15 15 15 15
MIX HGT (KFT)...7.0 2.0 1.0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
TRANSP WIND DIR.SW SW SW SW S S S S S S S S
TRANSP WIND SPD.24 23 18 21 18 18 17 16 14 14 14 13
SDSPL KT-FT/1000148 43 13 13 10 10 10 9 8 8 8 7
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). CHANCE OF RAIN
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON.
CWR.................3 PERCENT.
CHANCE OF PCPN......40 PERCENT.
CHANCE OF THUNDER...19 PERCENT.
MAX TEMPERATURE.....AROUND 68.
MIN HUMIDITY........33 PERCENT.
WIND (20 FT)........LIGHT WINDS UNTIL 1100. WINDS SOUTHWEST 7 TO 8
MPH AFTER 1200. GUSTS UP TO 16 MPH. GUSTY AND
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN
THE AFTERNOON.
RIDGETOP WIND.......SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......1500 FT AGL UNTIL 1000. 8000 FT AGL AFTER 1200.
TRANSPORT WINDS.....SOUTH 10 TO 16 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1000, THEN GOOD INCREASING TO
VERY GOOD AFTER 1200.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........25 35 30 25 25 30 35 40 45 50 55 65
WEATHER COV..... CHC CHC CHC CHC CHC CHC
WEATHER TYPE.... RW RW RW RW RW RW
TSTM COV........ SCH SCH SCH SCH SCH SCH
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).10 10 10 10 10 10 40 40 40 40 40 40
CHC OF THDR (%).0 0 0 0 0 0 20 20 20 20 20 20
TEMP............50 50 54 59 61 64 66 67 67 66 65 64
RH..............62 60 55 47 45 41 36 34 33 34 34 36
20 FT WIND DIR..S S S SW SW SW SW SW SW SW SW S
20 FT WIND SPD..6 6 5 5 6 6 7 8 8 8 8 7
20 FT WIND GUST.8 8 8 8 10 10 11 12 13 13 13 12
RIDGE WIND DIR..S S S SW SW SW SW SW SW SW SW S
RIDGE WIND SPD..10 10 10 10 10 15 15 15 15 15 15 15
MIX HGT (KFT)...0.5 0.5 0.5 1.5 3.0 5.5 7.5 8.0 8.0 8.0 7.5 7.0
TRANSP WIND DIR.S S S S SW SW SW SW SW S S S
TRANSP WIND SPD.12 12 10 10 12 13 15 15 16 16 15 14
SDSPL KT-FT/10006 5 5 13 30 59 100 102 111 112 97 83
FORECAST DAYS 3 THROUGH 5
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS. LOWS
IN THE MID 40S. HIGHS IN THE LOWER 60S. NORTHWEST WINDS 9-14 MPH.
SUNDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. WEST
WINDS 10-15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S.
SOUTHWEST WINDS 13-18 MPH.
FORECASTER...LAVOIE
REQUESTED BY...CODY DISPATCH CENTER
TYPE OF REQUEST...WILDFIRE
.TAG 2521767.0/RIW
.DELDT 09/11/25
.FORMATTERVERSION 2.0.0
.EMAIL WYCDC@FIRENET.GOV
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