543
FNUS75 KRIW 091316
FWSRIW

Spot Forecast for T10 Pile Unit...USFS BTF
National Weather Service Riverton WY
616 AM MST Sat Nov 9 2024

Forecast is based on ignition time of 0700 MST on November 09.
If conditions become unrepresentative, contact the National Weather
Service

.DISCUSSION...

Fog will be possible near the site this morning, lifting out by
1200. Otherwise, conditions will be dry with light winds and clear
skies today. High clouds will increase over the area after sunset.
Snow showers will be possible over the site by 1200 Sunday,
continuing through the rest of the day and ending by midnight.
Gusty winds, 10-15 mph, will be in place with the showers.

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

.TODAY...

Sky/weather.........Sunny (10-20 percent).
Chance of pcpn......0 percent.
LAL.................1.
Max temperature.....Around 37.
Min humidity........74 percent.
Wind (20 ft)........Light winds.
Mixing height.......1000 ft AGL.
Transport winds.....West 7 to 10 mph until 1600, then southwest 10
                    to 12 mph.
Smoke dispersal.....Poor.
Haines Index........2 to 3.

TIME (MST)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........15  15  15  10  10  10  10  10  15  20  20
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0
LAL.............1   1   1   1   1   1   1   1   1   1   1
Temp............19  21  26  31  35  37  37  37  34  31  29
RH..............90  96  91  86  81  83  79  74  81  87  94
20 FT wind dir..SW  W   W   SW  SW  SW  SW  SW  SW  SW  SW
20 FT wind spd..2   2   2   2   3   4   5   5   5   5   6
20 FT wind gust.                4   6   6   6   6   6   7
Mix hgt (kft)...0.5 0.5 0.5 0.5 0.5 1.0 1.0 1.0 1.0 1.0 0.5
Transp wind dir.W   W   W   SW  W   SW  SW  SW  SW  SW  SW
Transp wind spd.7   7   7   7   7   9   10  10  10  10  12
Haines index....3   3   3   3   2   2   2   2   2   2   2
SDspl kt-ft/10003   3   2   3   4   6   9   9   8   7   5

.TONIGHT...

Sky/weather.........Partly cloudy (30-40 percent).
Chance of pcpn......10 percent.
LAL.................1.
Min temperature.....Around 23.
Max humidity........96 percent.
Wind (20 ft)........Light winds until 0200, then southwest around 7
                    mph.
Mixing height.......500 ft AGL.
Transport winds.....Southwest 12 to 16 mph.
Smoke dispersal.....Poor.
Haines Index........2.

TIME (MST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........25  30  35  35  35  40  40  45  45  45  45  40
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   10  10
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............27  26  25  25  24  24  24  24  23  23  23  23
RH..............95  95  96  96  96  96  96  96  96  96  96  96
20 FT wind dir..SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
20 FT wind spd..6   6   6   6   6   6   6   6   7   7   7   7
20 FT wind gust.7   7   7   7   7   10  7   7   10  10  10  10
Mix hgt (kft)...0.5 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.SW  SW  S   SW  SW  SW  SW  SW  SW  SW  SW  SW
Transp wind spd.12  12  13  13  14  15  15  15  15  16  15  15
Haines index....2   2   2   2   2   2   2   2   2   2   2   2
SDspl kt-ft/10005   6   6   6   7   7   7   7   7   8   7   7

.SUNDAY...

Sky/weather.........Partly sunny (65-75 percent). Chance of snow
                    showers in the morning, then snow showers
                    likely in the afternoon.
Chance of pcpn......60 percent.
LAL.................1.
Max temperature.....Around 32.
Min humidity........85 percent.
Wind (20 ft)........Southwest winds 7 to 11 mph until 1700, then
                    light. Gusts up to 20 mph.
Mixing height.......1500 ft AGL.
Transport winds.....Southwest 15 to 24 mph until 1300, then 17 to
                    25 mph.
Smoke dispersal.....Poor.
Haines Index........2.

TIME (MST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........50  55  65  70  80  85  85  85  85  80  75  70
Weather cov.....    SCH SCH CHC CHC CHC LKY LKY LKY CHC CHC CHC
Weather type....    SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
Tstm cov........
Chc of pcpn (%).10  20  20  30  40  50  60  60  60  50  40  30
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............23  24  24  27  29  32  32  32  32  31  31  30
RH..............96  96  96  94  92  90  88  87  85  86  86  87
20 FT wind dir..SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
20 FT wind spd..7   7   7   8   10  11  11  11  10  9   7   5
20 FT wind gust.10  10  10  12  14  16  16  16  14  13  10  13
Mix hgt (kft)...0.5 0.5 0.5 1.0 1.5 1.5 1.5 1.5 1.5 1.5 1.0 1.0
Transp wind dir.SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
Transp wind spd.15  15  15  18  22  24  24  25  25  23  20  17
Haines index....2   2   2   2   2   2   2   2   2   2   2   2
SDspl kt-ft/10008   9   10  19  27  35  35  37  37  30  21  15

.FORECAST DAYS 3 THROUGH 5...
.VETERANS DAY...
Mostly cloudy. Chance of snow showers. Lows in the lower 20s.
Highs in the lower 40s. Light winds.
.TUESDAY...
Colder. Snow showers. Lows around 19. Highs in the upper 20s.
Southwest winds around 9 mph.
.WEDNESDAY...
Mostly cloudy with snow showers likely. Lows around 13. Highs
around 30. Southwest winds around 9 mph.

$$
Forecaster...LaVoie
Requested by...Jackson Ameden
Type of request...PRESCRIBED
.TAG 2426078.1/RIW
.DELDT 11/09/24
.FormatterVersion 2.0.0
.EMAIL jackson.ameden@usda.gov