222
FNUS75 KCYS 271118
FWSCYS

Spot Forecast for Moonshine Fire...USWFS
National Weather Service Cheyenne WY
518 AM MDT Sun Sep 27 2026

If conditions become unrepresentative, contact the National Weather
Service at (307) 772-2227

.DISCUSSION...Showers and thunderstorms will return to the area
beginning late this afternoon with a chance for rain each day
through the middle of the week. Daytime relative humidities will
generally be between 25% to 40%.


.TODAY...

Sky/weather.........Partly sunny (45-60 percent) early, becoming mostly
                    sunny. Slight chance of thunderstorms and isolated
                    rain showers late in the afternoon.
CWR.................3 percent.
Max temperature.....Around 75 degrees.
Min humidity........27 to 32 percent.
Wind (20 ft)........Southwest winds 10 to 20 mph shifting to the
                    southeast 7 to 12 mph late in the morning. Gusty
                    and erratic winds expected near thunderstorms
                    late in the afternoon.
Mixing height.......5700 ft AGL.
Transport winds.....West 7 to 14 mph shifting to the southeast 8 to
                    16 mph late in the morning, then increasing to
                    around 16 mph late in the afternoon.
Smoke dispersal.....Good (82800 knot-ft).

TIME (MDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........58  58  58  27  27  27  29  29  29  60  60  60
Weather cov.....                                    ISO ISO ISO
Weather type....                                    RW  RW  RW
Tstm cov........                                    SCH SCH SCH
CWR.............0   0   0   0   0   0   10  10  10  10  10  10
Temp............55  54  56  60  65  67  71  73  74  74  75  73
RH..............55  59  55  51  43  41  36  33  32  32  32  34
20 FT wind dir..W   W   W   W   SW  S   SE  SE  SE  SE  SE  S
20 FT wind spd..12  12  9   8   7   7   7   7   8   9   9   9
20 FT wind gust.24  22  18  16  15  15  15  15  16  18  18  18
Mix hgt (kft)...0.5 0.5 0.5 0.7 1.7 2.8 3.8 4.6 5.1 5.3 5.7 5.2
Transp wind dir.W   W   W   W   W   S   SE  SE  SE  SE  SE  SE
Transp wind spd.14  12  9   8   7   8   9   12  12  14  16  16
SDspl kt-ft/10006   5   4   5   10  20  32  46  54  66  83  75

.TONIGHT...

Sky/weather.........Mostly cloudy (65-75 percent). Slight chance of
                    thunderstorms early in the evening. Scattered
                    rain showers in the evening.
CWR.................5 percent.
Min temperature.....50 to 55 degrees.
Max humidity........60 to 70 percent.
Wind (20 ft)........Light and variable winds shifting to the
                    southwest 10 to 15 mph overnight. Gusty
                    and erratic winds expected near thunderstorms
                    early in the evening.
Mixing height.......500 ft AGL.
Transport winds.....East 9 to 14 mph shifting to the southwest 8 to
                    16 mph late in the evening.
Smoke dispersal.....Poor (3800 knot-ft).

TIME (MDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........66  66  66  81  81  81  78  78  78  62  62  62
Weather cov.....SCT SCT SCT SCT SCT SCT
Weather type....RW  RW  RW  RW  RW  RW
Tstm cov........SCH SCH SCH
CWR.............10  10  10  10  10  10  0   0   0   0   0   0
Temp............72  68  65  63  61  59  58  57  57  57  56  56
RH..............37  44  50  54  58  63  63  63  61  61  61  61
20 FT wind dir..SW  SW  W   NW  NW  W   SW  SW  SW  SW  SW  W
20 FT wind spd..9   8   7   7   7   8   9   9   9   10  10  12
20 FT wind gust.18  16  15  15  15  16  18  18  18  21  21  22
Mix hgt (kft)...2.4 0.9 0.5 0.9 0.7 0.5 0.6 0.5 0.5 0.5 0.5 0.5
Transp wind dir.E   NE  NE  NE  E   SW  SW  SW  SW  SW  W   W
Transp wind spd.14  13  12  10  9   9   8   12  14  15  16  16
SDspl kt-ft/100030  10  5   8   6   5   4   5   6   7   7   7

.MONDAY...

Sky/weather.........Mostly cloudy (70-80 percent). Chance of rain
                    showers in the afternoon. Slight chance of
                    thunderstorms late in the afternoon.
CWR.................10 percent.
Max temperature.....Around 70 degrees.
Min humidity........32 to 40 percent.
Wind (20 ft)........West winds 10 to 15 mph with gusts up to 25
                    mph. Gusty and erratic winds expected near
                    thunderstorms late in the afternoon.
Mixing height.......6000 ft AGL.
Transport winds.....West 14 to 18 mph.
Smoke dispersal.....Good (91200 knot-ft).

TIME (MDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........67  67  67  74  74  74  72  72  72  79  79  79
Weather cov.....                        CHC CHC CHC CHC CHC CHC
Weather type....                        RW  RW  RW  RW  RW  RW
Tstm cov........                                    SCH SCH SCH
CWR.............0   0   0   0   0   0   10  10  10  10  10  10
Temp............55  55  57  61  65  67  68  70  70  69  69  67
RH..............60  62  58  52  45  41  40  38  39  42  44  47
20 FT wind dir..W   W   W   W   W   W   W   W   W   W   W   W
20 FT wind spd..12  12  12  12  12  12  12  12  12  12  12  10
20 FT wind gust.22  22  22  22  24  24  24  24  24  22  22  21
Mix hgt (kft)...0.5 0.5 0.5 1.0 2.8 4.2 5.4 5.6 5.2 6.0 4.4 4.1
Transp wind dir.W   W   W   W   W   W   W   W   W   W   W   SW
Transp wind spd.15  15  14  15  17  16  17  18  18  17  17  16
SDspl kt-ft/10007   7   6   13  43  59  82  91  85  90  67  57

$$

Requested by...Wade Froseth
Type of request...WILDFIRE
.TAG 2622198.5/CYS
.DELDT 09/27/26
.FormatterVersion 2.0.0
.EMAIL wfroseth@blm.gov,aspaulding@blm.gov