754
FNUS75 KCYS 031213
FWSCYS
SPOT FORECAST FOR SANDSTONE NORTH GNA...USFS
NATIONAL WEATHER SERVICE CHEYENNE WY
513 AM MST TUE FEB 3 2026
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE AT (307) 772-2227
DISCUSSION
A PACIFIC DISTURBANCE WILL MOVE ACROSS THE AREA TODAY
AND BRING SOME ISOLATED SNOW SHOWERS TO THE BURN AREA, BUT MAINLY
OVER THE HIGHER MOUNTAINS. SLIGHTLY COOLER TODAY BUT AROUND
AVERAGE FOR THIS TIME OF THE YEAR. ANOTHER WARMING TREND IS EXPECTED
WEDNESDAY AND THURSDAY WITH DRY CONDITIONS.
TODAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). ISOLATED SNOW
SHOWERS LATE IN THE MORNING AND AFTERNOON.
CWR.................2 PERCENT.
MAX TEMPERATURE.....35 TO 40 DEGREES.
MIN HUMIDITY........40 TO 50 PERCENT.
WIND (20 FT)........WEST WINDS 6 TO 10 MPH.
MIXING HEIGHT.......4500 FT AGL.
TRANSPORT WINDS.....WEST 9 TO 17 MPH SHIFTING TO THE NORTHWEST 13
TO 21 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....GOOD (81700 KNOT-FT).
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........84 84 64 64 64 62 62 62 52 52 52 51
WEATHER COV..... ISO ISO ISO ISO ISO ISO
WEATHER TYPE.... SW SW SW SW SW SW
TSTM COV........
CWR.............0 0 0 0 0 10 10 10 10 10 10 0
TEMP............21 21 22 26 28 30 32 34 35 35 36 34
RH..............65 65 65 60 55 53 53 51 49 49 47 51
20 FT WIND DIR..W W SW W W W W W W NW NW NW
20 FT WIND SPD..6 6 7 7 7 9 9 10 9 8 7 6
20 FT WIND GUST.10 10 13 13 14 18 18 20 18 16 14 10
MIX HGT (KFT)...0.5 0.5 0.6 1.3 2.1 2.5 3.1 3.9 4.5 4.5 3.8 1.0
TRANSP WIND DIR.W W W W W W NW NW NW NW NW NW
TRANSP WIND SPD.9 9 9 12 16 16 17 20 21 21 18 13
SDSPL KT-FT/10004 4 5 13 30 36 47 66 80 82 61 12
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING
PARTLY CLOUDY (20-30 PERCENT).
CWR.................0 PERCENT.
MIN TEMPERATURE.....15 TO 20 DEGREES.
MAX HUMIDITY........80 PERCENT.
WIND (20 FT)........NORTHWEST WINDS AROUND 5 MPH EARLY IN THE
EVENING BECOMING LIGHT AND VARIABLE.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTH 7 TO 10 MPH SHIFTING TO THE NORTHEAST 6
TO 7 MPH AFTER 3 AM.
SMOKE DISPERSAL.....POOR (2400 KNOT-FT).
TIME (MST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........51 51 39 39 39 16 16 16 14 14 14 22
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............31 29 27 26 24 23 22 22 21 20 19 19
RH..............58 63 68 71 77 77 77 77 77 77 80 77
20 FT WIND DIR..NW NW N N N N N NE E E NE NE
20 FT WIND SPD..5 5 3 3 2 2 2 2 2 2 2 2
20 FT WIND GUST.9 9 7 7 6 6 6 6 6 6 6 6
MIX HGT (KFT)...0.6 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
TRANSP WIND DIR.NW NW N N N N N N N N N NE
TRANSP WIND SPD.10 10 9 9 9 9 8 7 8 7 7 6
SDSPL KT-FT/10006 5 4 4 4 4 4 3 4 3 3 2
WEDNESDAY
SKY/WEATHER.........SUNNY (10-20 PERCENT).
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 38 DEGREES.
MIN HUMIDITY........45 TO 55 PERCENT.
WIND (20 FT)........SOUTHWEST 5 TO 10 MPH, THEN BECOMING LIGHT
AND VARIABLE LATE IN THE AFTERNOON.
MIXING HEIGHT.......2000 FT AGL.
TRANSPORT WINDS.....EAST AROUND 5 MPH SHIFTING TO THE SOUTH 5 TO 6
MPH EARLY IN THE MORNING, THEN SHIFTING TO THE
WEST 5 TO 9 MPH IN THE LATE MORNING AND
AFTERNOON.
SMOKE DISPERSAL.....POOR (1400 KNOT-FT).
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........22 22 16 16 16 10 10 10 17 17 17 24
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............18 18 18 24 30 33 34 35 36 35 34 33
RH..............80 77 80 71 58 51 51 52 50 52 54 53
20 FT WIND DIR..NE E SE S S SW SW SW SW SW SW SW
20 FT WIND SPD..2 2 2 2 2 2 3 5 5 5 3 3
20 FT WIND GUST.6 7 7 7 7 7 7 7 7 7 9 9
MIX HGT (KFT)...0.5 0.4 0.3 0.6 1.0 1.4 1.8 2.0 2.0 1.5 0.9 0.4
TRANSP WIND DIR.E SE S S SW W W W W W SW SW
TRANSP WIND SPD.5 6 5 5 5 6 7 8 9 8 7 6
SDSPL KT-FT/10002 2 1 2 4 7 11 14 16 11 6 2
REQUESTED BY...PARKER JOHNSON
TYPE OF REQUEST...PRESCRIBED
.TAG 2601534.0/CYS
.DELDT 02/03/26
.FORMATTERVERSION 2.0.0
.EMAIL PARKER.JOHNSON@USDA.GOV
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