333
FNUS75 KCYS 281507
FWSCYS
SPOT FORECAST FOR SANDSTONE NORTH GNA...USFS
NATIONAL WEATHER SERVICE CHEYENNE WY
807 AM MST WED JAN 28 2026
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE AT (307) 772-2227
DISCUSSION
A SYSTEM PASSING ACROSS THE REGION WILL BRING INCREASING CLOUDS
AND SNOW CHANCES LATER THIS AFTERNOON AND EVENING. FOR TODAY,
HIGHS AROUND FREEZING, WITH INCREASING CLOUDS. THEN DURING THE
AFTERNOON A CHANCE OF SNOW, BECOMING LIKELY BY THIS EVENING AND
OVERNIGHT. OVERNIGHT LOWS IN THE TEENS, WITH TEMPERATURES ONLY IN
THE 20'S TOMORROW ALONGSIDE ANOTHER CHANCE OF SNOW. WINDS WILL NOT
BE STRONG THOUGH, LIMITED TO GENERALLY THE SOUTHWEST TO WEST AT
AROUND 5 TO 15 MPH.
REST OF TODAY
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). SLIGHT CHANCE OF
SNOW SHOWERS LATE IN THE AFTERNOON. SNOW
SHOWERS LIKELY LATE IN THE AFTERNOON.
CWR.................8 PERCENT INCREASING TO 41 PERCENT LATE IN THE
AFTERNOON.
MAX TEMPERATURE.....AROUND 33.
MIN HUMIDITY........32 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 7 TO 10 MPH.
MIXING HEIGHT.......2500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 16 MPH SHIFTING TO THE WEST 14
TO 22 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (4800 KNOT-FT) EARLY IN THE MORNING
INCREASING TO FAIR (45500 KNOT-FT) IN THE
AFTERNOON.
TIME (MST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........52 52 52 53 53 53 62 62 62 68
WEATHER COV..... SCH SCH SCH LKY
WEATHER TYPE.... SW SW SW SW
TSTM COV........
CWR.............0 0 0 10 10 10 10 10 10 40
TEMP............15 20 25 30 31 32 32 33 31 27
RH..............51 45 40 32 36 34 34 33 36 42
20 FT WIND DIR..SW SW SW SW SW SW SW SW W W
20 FT WIND SPD..7 7 7 7 8 8 8 9 9 10
20 FT WIND GUST.13 14 14 15 15 16 17 17 18 20
MIX HGT (KFT)...0.5 0.6 1.0 1.3 2.1 2.4 2.5 2.4 1.7 1.2
TRANSP WIND DIR.S S SW SW SW W W W W W
TRANSP WIND SPD.12 10 10 13 16 20 21 22 16 14
SDSPL KT-FT/10005 6 9 15 29 41 45 46 24 14
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SNOW SHOWERS
LIKELY, THEN CHANCE OF SNOW SHOWERS EARLY IN
THE MORNING.
CWR.................41 PERCENT INCREASING TO 52 PERCENT LATE IN THE
EVENING, THEN DECREASING TO 6 PERCENT EARLY IN
THE MORNING.
MIN TEMPERATURE.....AROUND 14.
MAX HUMIDITY........88 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 12 MPH.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 16 MPH.
SMOKE DISPERSAL.....POOR (5100 KNOT-FT).
TIME (MST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........68 68 82 82 82 90 90 90 88 88 88 87
WEATHER COV.....LKY LKY LKY LKY LKY LKY LKY LKY LKY LKY LKY CHC
WEATHER TYPE....SW SW SW SW SW SW SW SW SW SW SW SW
TSTM COV........
CWR.............40 40 40 40 40 50 50 50 50 50 50 10
TEMP............26 22 22 22 21 20 19 19 19 17 17 16
RH..............48 57 65 68 74 81 84 84 80 88 84 88
20 FT WIND DIR..W W W W W W W W W W W W
20 FT WIND SPD..10 12 12 12 12 12 10 10 9 8 7 5
20 FT WIND GUST.21 21 22 22 22 22 21 18 17 16 14 13
MIX HGT (KFT)...0.7 0.4 0.5 0.5 0.5 0.6 0.6 0.5 0.7 0.6 0.5 0.6
TRANSP WIND DIR.W W W W W W W W W W W W
TRANSP WIND SPD.14 14 15 14 16 16 16 15 14 14 13 10
SDSPL KT-FT/10009 5 7 6 7 8 8 7 8 8 6 5
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF SNOW
SHOWERS.
CWR.................6 PERCENT.
MAX TEMPERATURE.....AROUND 25.
MIN HUMIDITY........62 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 7 MPH.
MIXING HEIGHT.......2300 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 17 MPH INCREASING TO 15 TO 20 MPH
LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (5000 KNOT-FT).
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........87 87 80 80 80 70 70 70 63 63 63 58
WEATHER COV.....CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
WEATHER TYPE....SW SW SW SW SW SW SW SW SW SW SW
TSTM COV........
CWR.............10 10 10 10 10 10 10 10 10 10 10 0
TEMP............15 15 15 17 19 22 23 24 25 23 22 21
RH..............88 88 88 84 77 68 65 65 62 68 71 71
20 FT WIND DIR..W W W W W W W W W W W W
20 FT WIND SPD..5 5 5 6 6 7 7 7 7 7 7 6
20 FT WIND GUST.13 13 14 14 15 16 17 18 18 17 15 14
MIX HGT (KFT)...0.6 0.6 1.0 1.3 1.5 1.7 2.0 2.2 2.3 2.0 1.4 1.0
TRANSP WIND DIR.W W W W W W W W W W W W
TRANSP WIND SPD.12 10 12 12 12 12 14 17 20 18 17 15
SDSPL KT-FT/10006 5 10 13 15 17 24 34 39 31 22 12
FORECASTER...GOATLEY
REQUESTED BY...PARKER JOHNSON
TYPE OF REQUEST...PRESCRIBED
.TAG 2601228.0/CYS
.DELDT 01/28/26
.FORMATTERVERSION 2.0.0
.EMAIL PARKER.JOHNSON@USDA.GOV
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