GREYBULL, WY 82426 Weather Forecast & Current Conditions

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SOUTH BIG HORN, WY
Current Weather

10:53 PM MDT AUG 26, 2026
Clear
75°F
Feels Like: 75°F
Dewpoint: 41°F
Rel. Hum.: 29%
Visibility: 10 miles
Wind: SSW at 6 mph
Pressure: 30.13 inches
Last 72 hours

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GREYBULL, WY 82426
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy. Lows around 60.
THURSDAY
Partly cloudy. Highs in the lower 90s. South winds around 10 mph with gusts up to 20 mph in the afternoon.
THURSDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Lows around 60. Southwest winds around 10 mph in the evening.
FRIDAY
Partly cloudy in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Northwest winds around 10 mph with gusts up to 25 mph in the afternoon. Chance of rain 30 percent.
FRIDAY NIGHT
A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows around 60. North winds around 10 mph with gusts up to 25 mph in the evening. Chance of rain 30 percent.
SATURDAY
Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. A chance of thunderstorms in the afternoon. Highs around 80. Chance of rain 30 percent.
SATURDAY NIGHT
Partly cloudy. Lows in the mid 50s.
SUNDAY
Partly cloudy. A slight chance of. Highs around 80.
SUNDAY NIGHT
Mostly clear. Lows around 50.
MONDAY
Sunny. Highs around 80.
MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s.
TUESDAY
Partly cloudy in the morning, then clearing. Highs in the mid 80s.
TUESDAY NIGHT
Partly cloudy. Lows in the mid 50s.

Visible Weather Satellite
GREYBULL, WY 82426
Infrared Weather Satellite
GREYBULL, WY 82426
NEXRAD Weather Radar
GREYBULL, WY 82426

SOUTH BIG HORN, WY 3 hourly weather forecast

weather forecast created  8:00 PM EDT  8/26/2026
Thursday
27 AUG 2026
GREYBULL, WY 82426 weather forecast Day 1, 0 hours 12 AM 70° 70° Mostly Cloudy 1%

0% Thunder
( 2% severe)
NNW   2 42% 46°
Low 58° GREYBULL, WY 82426 weather forecast Day 1, 3 hours 3 AM 64° 66° Partly Cloudy SSW   2 54% 47°
High 94° GREYBULL, WY 82426 weather forecast Day 1, 6 hours 6 AM 59° 60° Mostly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 62% 46°

Partly Cloudy



GREYBULL, WY 82426 weather forecast Day 1, 9 hours 9 AM 68° 68° Partly Cloudy   CALM 47% 47°
GREYBULL, WY 82426 weather forecast Day 1, 12 hours 12 PM 83° 81° Clear 7%

0% Thunder
( 8% severe)
SSE   6 26% 45°
GREYBULL, WY 82426 weather forecast Day 1, 15 hours 3 PM 92° 88° Partly Cloudy SSE   3 18% 42°
GREYBULL, WY 82426 weather forecast Day 1, 18 hours 6 PM 91° 87° Mostly Cloudy 8%

0% Thunder
( 13% severe)
WNW   7 18% 42°
GREYBULL, WY 82426 weather forecast Day 1, 21 hours 9 PM 79° 79° Mostly Cloudy S   6 30% 45°
Friday
28 AUG 2026
GREYBULL, WY 82426 weather forecast Day 2, 0 hours 12 AM 72° 72° Mostly Cloudy 3%

0% Thunder
( 3% severe)
NNE   3 41% 47°
Low 60° GREYBULL, WY 82426 weather forecast Day 2, 3 hours 3 AM 67° 67° Mostly Cloudy NE   2 50% 48°
High 89° GREYBULL, WY 82426 weather forecast Day 2, 6 hours 6 AM 62° 63° Mostly Cloudy 6%

0% Thunder
( 1% severe)
SSE   1 60% 48°

Mostly Cloudy

Chance of Rain

GREYBULL, WY 82426 weather forecast Day 2, 9 hours 9 AM 69° 69° Partly Cloudy SSE   1 49% 49°
GREYBULL, WY 82426 weather forecast Day 2, 12 hours 12 PM 82° 80° Partly Cloudy 29%
RAIN
<.01 in
0% Thunder
( 21% severe)
E   5 29% 47°
GREYBULL, WY 82426 weather forecast Day 2, 15 hours 3 PM 86° 83° Mostly Cloudy NW   8 24% 45°
GREYBULL, WY 82426 weather forecast Day 2, 18 hours 6 PM 82° 81° Mostly Cloudy 13%
RAIN
<.01 in
0% Thunder
( 14% severe)
NNW   9 32% 49°
GREYBULL, WY 82426 weather forecast Day 2, 21 hours 9 PM 75° 75° Mostly Cloudy NNE   5 41% 50°

SOUTH BIG HORN, WY extended weather forecast

BAD DAY
BAD DATE
BAD DAY
BAD DATE
BAD DAY
BAD DATE
BAD DAY
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BAD DATE
Low 59° Low 61° Low 56° Low 50° Low 53°
High 91° High 85° High 83° High 85° High 86°
GREYBULL, WY 82426 weather forecast Day 3 GREYBULL, WY 82426 weather forecast Day 4 GREYBULL, WY 82426 weather forecast Day 5 GREYBULL, WY 82426 weather forecast Day 6 GREYBULL, WY 82426 weather forecast Day 7
Partly Cloudy
33% Rain
Overcast
35% Rain
Mostly Cloudy
21% Rain
Partly Cloudy
26% Rain
Partly Cloudy
27% Rain
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