871
FNUS75 KCYS 041009
FWSCYS
SPOT FORECAST FOR LOG ROAD FIRE...NEMA
NATIONAL WEATHER SERVICE CHEYENNE WY
409 AM MDT SAT JUL 4 2026
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE AT (307) 772-2227
DISCUSSION
SHOWERS AND THUNDERSTORMS WILL BECOME MORE ISOLATED TODAY
WITH ACTIVITY LIKELY ENDING BY THIS EVENING. WINDS WILL REMAIN LIGHT
TODAY AND TONIGHT WITH HOT TEMPERATURES, LOWER HUMIDITIES, AND SLIGHTLY
HIGHER WINDS ON SUNDAY.
TODAY
SKY/WEATHER.........MOSTLY SUNNY. ISOLATED RAIN SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON.
CWR.................5 PERCENT.
MAX TEMPERATURE.....84 TO 88 DEGREES.
MIN HUMIDITY........25 TO 35 PERCENT.
WIND (20 FT)........LIGHT AND VARIABLE THIS MORNING AND EARLY THIS AFTERNOON.
WINDS SHIFTING INTO THE NORTHEAST 5 TO 10 MPH IN THE
AFTERNOON AND EVENING. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE
AFTERNOON.
MIXING HEIGHT.......9000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 12 MPH SHIFTING TO THE NORTHWEST 8
TO 10 MPH EARLY IN THE MORNING, THEN SHIFTING
TO THE EAST AROUND 10 MPH EARLY IN THE MORNING
SHIFTING TO THE NORTH 8 TO 13 MPH EARLY IN THE
MORNING.
SMOKE DISPERSAL.....GOOD (90000 KNOT-FT) IN THE
AFTERNOON.
TIME (MDT) 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........32 32 38 38 38 16 16 16 34 34 34 39 39 39
WEATHER COV..... ISO ISO ISO ISO ISO ISO
WEATHER TYPE.... RW RW RW RW RW RW
TSTM COV........ ISO ISO ISO
CWR.............0 0 0 0 0 0 0 0 10 10 10 10 10 10
TEMP............59 58 58 61 65 68 75 79 81 83 83 85 86 83
RH..............75 80 83 78 68 61 46 41 38 34 33 31 29 32
20 FT WIND DIR..SW N W W NW NW N N N N NE NE NE E
20 FT WIND SPD..6 5 2 3 5 5 6 7 7 7 7 7 7 7
20 FT WIND GUST. 6 6 7 8 9 10 12 13 13 13 13 13 13
MIX HGT (KFT)...0.5 0.5 0.5 0.6 1.1 1.5 2.3 3.0 4.3 5.2 8.0 9.0 9.0 7.5
TRANSP WIND DIR.S NW NW E N N N N N N NW NW NW NE
TRANSP WIND SPD.12 10 8 10 10 9 8 8 8 8 9 12 12 13
HAINES INDEX....M M M M M M M M M M M M M M
SDSPL KT-FT/10005 4 4 5 10 12 16 21 30 37 64 90 90 83
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).
CWR.................0 PERCENT.
MIN TEMPERATURE.....57 TO 62 DEGREES.
MAX HUMIDITY........65 TO 80 PERCENT.
WIND (20 FT)........EAST WINDS 4 TO 8 MPH SHIFTING TO THE SOUTH 5
TO 9 MPH LATE IN THE EVENING.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....EAST 12 TO 14 MPH SHIFTING TO THE SOUTH 13 TO
15 MPH IN THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....POOR (5200 KNOT-FT) LATE IN THE
NIGHT.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........37 37 37 16 16 16 8 8 8 11 11 11
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............84 83 77 72 70 68 66 65 63 62 61 61
RH..............31 31 37 44 47 51 54 56 60 65 67 70
20 FT WIND DIR..E E E SE SE SE S S S S S S
20 FT WIND SPD..7 7 7 8 8 8 9 8 8 8 7 7
20 FT WIND GUST.13 14 14 15 16 16 17 16 16 15 14 14
MIX HGT (KFT)...5.3 3.3 0.7 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.5
TRANSP WIND DIR.E E E E SE S S S S S S S
TRANSP WIND SPD.12 12 12 14 14 14 14 13 14 15 14 14
HAINES INDEX....M M M M M M M M M M M M
SDSPL KT-FT/100053 33 7 7 6 6 6 5 5 6 5 6
SUNDAY
SKY/WEATHER.........SUNNY (10-20 PERCENT).
CWR.................0 PERCENT.
MAX TEMPERATURE.....90 TO 95 DEGREES.
MIN HUMIDITY........15 TO 20 PERCENT.
WIND (20 FT)........SOUTH WINDS 7 TO 12 MPH. GUSTS UP TO 25 MPH
LATE.
MIXING HEIGHT.......8000 FT AGL INCREASING TO 14100 FT AGL IN THE
AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 10 TO 16 MPH.
SMOKE DISPERSAL.....EXCELLENT (197500 KNOT-FT).
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........15 15 15 2 2 2 8 8 8 30 30 30
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............60 64 70 74 82 85 88 91 91 92 93 92
RH..............72 60 49 41 31 27 23 20 20 18 17 16
20 FT WIND DIR..SW SW S S S S S S S S S S
20 FT WIND SPD..7 7 8 8 9 10 10 10 10 10 12 12
20 FT WIND GUST.13 14 15 16 17 18 20 20 20 20 21 23
MIX HGT (KFT)...0.4 0.7 1.1 1.9 4.0 8.0 11 12 13 13 14 14
TRANSP WIND DIR.S S SW S S S S SW SW S SW SW
TRANSP WIND SPD.13 10 10 12 10 10 12 13 13 13 16 15
HAINES INDEX....M M M M M M M M M M M M
SDSPL KT-FT/10005 7 10 19 36 72 110 135 148 141 198 183
REQUESTED BY...DAVE REISEN PSC3
TYPE OF REQUEST...WILDFIRE
.TAG 2616566.3/CYS
.DELDT 07/04/26
.FORMATTERVERSION 2.0.0
.EMAIL DAVE.REISEN@NEBRASKA.GOV
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