Suppression Forecast
Issued by NWS Riverton, WY

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066
FNUS75 KRIW 261215
FWSRIW

Spot Forecast for Muddy MTN Piles RX...BLM
National Weather Service Riverton WY
515 AM MST Tue Nov 26 2024

Forecast is based on ignition time of 0700 MST on November 26.
If conditions become unrepresentative, contact the National Weather
Service

.DISCUSSION...

Skies will remain cloudy today with light snow falling through the
day. Snow accumulation of up to 2 inches is possible through this
evening. Winds will be from the southwest around 15 mph, with
occasional gusts 25 to 30 mph, especially in the afternoon.
Temperatures will remain steady in the 20s today, with wind chill
readings around 10 degrees through the day.

Snow will taper off to flurries overnight, with gradually clearing
skies on Wednesday. Winds will be lighter from the northwest
around 10 mph, with a few higher gusts above 20 mph, mainly before
1200.

...Thunderstorms imply strong gusty and erratic winds...
...Haines index is high level haines both day and night...

.REST OF TODAY...

Sky/weather.........Cloudy (85-95 percent). Chance of snow and blowing snow.
CWR.................7 percent increasing to 20 percent late in the
                    morning.
Chance of pcpn......30 percent.
LAL.................1.
Max temperature.....Around 28.
Min humidity........60 percent.
Wind (20 ft)........Southwest winds 13 to 17 mph with gusts to
                    around 26 mph.
Ridgetop wind.......Southwest 20 to 25 mph.
Mixing height.......500 ft AGL after 1200 until 1500.
Transport winds.....Southwest 21 to 26 mph.
Smoke dispersal.....Poor.
Haines Index........2 to 3.

TIME (MST)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........95  90  85  85  90  90  90  90  95  95  85
Weather cov.....SCH CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
Weather type....SN  SN  SN  SN  SN  SN  SN  SN  SN  SN  SN
Tstm cov........
CWR.............10  10  10  10  20  20  20  20  20  20  20
Chc of pcpn (%).20  30  30  30  30  30  30  30  30  30  30
LAL.............1   1   1   1   1   1   1   1   1   1   1
Temp............24  25  24  25  25  26  26  26  26  26  25
RH..............77  78  84  81  84  85  85  85  85  85  88
20 FT wind dir..SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
20 FT wind spd..17  16  16  16  15  15  16  16  15  13  13
20 FT wind gust.26  26  26  25  25  26  26  26  26  25  24
Ridge wind dir..SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
Ridge wind spd..25  25  25  25  25  25  25  25  25  20  20
Mix hgt (kft)...0.1 0.1 0.1 0.1 0.1 0.5 0.5 0.5 0.1 0.1 0.1
Transp wind dir.SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
Transp wind spd.26  24  24  24  23  23  24  24  23  21  21
Haines index....2   2   2   2   2   2   2   2   2   2   3
SDspl kt-ft/10000   0   0   0   4   7   12  13  4   0   0

.TONIGHT...

Sky/weather.........Mostly cloudy (70-80 percent). Chance of snow.
CWR.................20 percent decreasing to 5 percent late in the
                    evening.
Chance of pcpn......40 percent.
LAL.................1.
Min temperature.....Around 17.
Max humidity........88 percent.
Wind (20 ft)........West winds 8 to 12 mph with gusts to around 22
                    mph until 2400, then northwest with gusts to
                    around 17 mph.
Ridgetop wind.......West 15 to 20 mph until 0200, then northwest.
Mixing height.......
Transport winds.....West 14 to 20 mph until 0100, then north around
                    14 mph.
Smoke dispersal.....Poor.
Haines Index........2 to 3.

TIME (MST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........90  90  90  85  75  70  55  75  80  80  75  85
Weather cov.....CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
Weather type....SN  SN  SN  SN  SN  SN  SN  SN  SN  SN  SN  SN
Tstm cov........
CWR.............20  20  20  20  20  10  10  10  10  10  10  10
Chc of pcpn (%).30  30  30  40  30  30  30  30  30  30  30  30
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............26  27  26  26  25  23  23  22  21  20  19  19
RH..............85  81  85  85  84  84  84  84  77  77  80  77
20 FT wind dir..SW  W   W   W   W   W   NW  NW  N   NW  NW  N
20 FT wind spd..12  12  11  10  8   8   7   7   7   7   7   7
20 FT wind gust.22  21  20  18  14  16  16  17  11  10  10  12
Ridge wind dir..SW  W   W   W   W   W   NW  NW  N   NW  NW  N
Ridge wind spd..20  20  20  15  15  15  15  15  15  15  15  15
Mix hgt (kft)...0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
Transp wind dir.W   W   W   W   W   W   W   NW  N   N   N   N
Transp wind spd.20  20  18  17  15  15  14  14  14  14  14  14
Haines index....3   3   3   3   3   3   3   3   3   3   3   2
SDspl kt-ft/10000   0   0   0   0   0   0   2   0   0   0   0

.WEDNESDAY...

Sky/weather.........Mostly cloudy (65-75 percent) then becoming
                    mostly sunny (25-35 percent). Chance of snow
                    in the morning.
CWR.................5 percent.
Chance of pcpn......30 percent.
LAL.................1.
Max temperature.....Around 24.
Min humidity........62 percent.
Wind (20 ft)........North winds around 7 mph until 0900, then
                    northwest 8 to 10 mph until 1600, then light.
                    Gusts up to 23 mph.
Ridgetop wind.......Northwest around 15 mph until 1200, then west.
Mixing height.......2000 ft AGL after 1000 until 1700.
Transport winds.....North 14 to 16 mph until 1300, then west 12 to
                    17 mph.
Smoke dispersal.....Poor.
Haines Index........2.

TIME (MST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........85  85  80  80  70  70  60  55  40  30  25  15
Weather cov.....CHC CHC CHC SCH SCH
Weather type....SN  SN  SN  SN  SN
Tstm cov........
CWR.............10  10  10  10  10  0   0   0   0   0   0   0
Chc of pcpn (%).30  30  30  20  20  10  10  10  10  10  0   0
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............19  18  19  20  21  21  22  23  23  22  20  18
RH..............77  80  80  74  71  71  68  62  62  65  67  73
20 FT wind dir..N   N   NW  NW  NW  NW  W   W   W   W   W   W
20 FT wind spd..7   7   7   9   9   9   9   10  9   8   6   6
20 FT wind gust.12  12  13  13  14  16  17  18  18  17  14  13
Ridge wind dir..N   N   NW  NW  NW  NW  W   W   W   W   W   W
Ridge wind spd..15  15  15  15  15  15  15  15  15  15  15  10
Mix hgt (kft)...0.1 0.1 0.1 0.1 0.5 1.5 1.5 2.0 2.0 1.5 0.5 0.1
Transp wind dir.N   N   N   N   N   NW  NW  NW  W   W   W   W
Transp wind spd.14  14  14  16  16  16  16  17  16  15  13  12
Haines index....2   2   2   2   2   2   2   2   2   2   2   2
SDspl kt-ft/10000   0   0   0   9   18  22  28  30  18  8   0

.FORECAST DAYS 3 THROUGH 5...
.THANKSGIVING DAY...
Partly cloudy. Slight chance of snow. Lows around 12. Highs
around 20. Southwest winds around 11 mph.
.FRIDAY...
Mostly cloudy. Lows around 14. Highs in the lower 20s. Southwest
winds around 12 mph.
.SATURDAY...
Partly cloudy. Chance of snow. Lows around 11. Highs in the lower
20s. West winds around 9 mph.

$$
Forecaster...Straub
Requested by...Adam
Type of request...PRESCRIBED
.TAG 2427333.0/RIW
.DELDT 11/26/24
.FormatterVersion 2.0.0
.EMAIL arspaulding@blm.gov