GREYBULL, WY 82426 Weather Forecast & Current Conditions

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SOUTH BIG HORN, WY
Current Weather

9:53 PM MDT AUG 19, 2026
Clear
72°F
Feels Like: 72°F
Dewpoint: 43°F
Rel. Hum.: 35%
Visibility: 10 miles
Wind: WNW at 5 mph
Pressure: 30.05 inches
Last 72 hours

Local Area Snow Depth

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GREYBULL, WY 82426
Weather Forecast

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

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  8/19/2026
Thursday
20 AUG 2026
GREYBULL, WY 82426 weather forecast Day 1, 0 hours 12 AM 68° 68° Clear 0%

0% Thunder
( 0% severe)
NNE   2 37% 41°
Low 56° GREYBULL, WY 82426 weather forecast Day 1, 3 hours 3 AM 63° 64° Clear   CALM 46% 42°
High 94° GREYBULL, WY 82426 weather forecast Day 1, 6 hours 6 AM 57° 58° Clear 0%

0% Thunder
( 0% severe)
  CALM 59% 43°

Clear



GREYBULL, WY 82426 weather forecast Day 1, 9 hours 9 AM 67° 67° Clear   CALM 43% 44°
GREYBULL, WY 82426 weather forecast Day 1, 12 hours 12 PM 82° 80° Clear 1%

0% Thunder
( 3% severe)
SSE   6 24% 42°
GREYBULL, WY 82426 weather forecast Day 1, 15 hours 3 PM 91° 87° Clear ENE   3 16% 38°
GREYBULL, WY 82426 weather forecast Day 1, 18 hours 6 PM 93° 89° Clear 1%

0% Thunder
( 4% severe)
N   5 15% 38°
GREYBULL, WY 82426 weather forecast Day 1, 21 hours 9 PM 81° 79° Partly Cloudy NE   6 24% 41°
Friday
21 AUG 2026
GREYBULL, WY 82426 weather forecast Day 2, 0 hours 12 AM 73° 73° Partly Cloudy 1%

0% Thunder
( 2% severe)
ENE   2 33% 42°
Low 60° GREYBULL, WY 82426 weather forecast Day 2, 3 hours 3 AM 67° 67° Partly Cloudy E   1 42% 43°
High 95° GREYBULL, WY 82426 weather forecast Day 2, 6 hours 6 AM 62° 63° Partly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 52% 44°

Partly Cloudy



GREYBULL, WY 82426 weather forecast Day 2, 9 hours 9 AM 70° 70° Partly Cloudy   CALM 42% 46°
GREYBULL, WY 82426 weather forecast Day 2, 12 hours 12 PM 84° 82° Partly Cloudy 1%

0% Thunder
( 7% severe)
NW   2 24% 43°
GREYBULL, WY 82426 weather forecast Day 2, 15 hours 3 PM 93° 89° Clear NNW   6 16% 41°
GREYBULL, WY 82426 weather forecast Day 2, 18 hours 6 PM 93° 89° Partly Cloudy 0%

0% Thunder
( 5% severe)
NNW   12 17% 42°
GREYBULL, WY 82426 weather forecast Day 2, 21 hours 9 PM 82° 80° Mostly Cloudy N   7 26% 44°

SOUTH BIG HORN, WY extended weather forecast

BAD DAY
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Low 57° Low 61° Low 60° Low 58° Low 56°
High 101° High 95° High 94° High 94° High 94°
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
1% Rain
Overcast
8% Rain
Mostly Cloudy
25% Rain
Partly Cloudy
23% Rain
Partly Cloudy
13% Rain
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