GREYBULL, WY 82426 Weather Forecast & Current Conditions

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SOUTH BIG HORN, WY
Current Weather

5:53 PM MDT JUL 18, 2026
Clear
91°F
Feels Like: 89°F
Dewpoint: 55°F
Rel. Hum.: 30%
Visibility: 10 miles
Wind: SSW at 8 mph
Pressure: 30.00 inches
Last 72 hours

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GREYBULL, WY 82426
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Cloudy with a slight chance of showers and thunderstorms this evening, then partly cloudy with scattered showers after midnight. Areas of smoke this evening, then patchy smoke after midnight. Lows in the lower 60s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent.
THURSDAY
Mostly sunny. Areas of smoke. Highs in the lower 90s. North winds 10 to 15 mph in the afternoon.
THURSDAY NIGHT
Mostly clear. Areas of smoke. Lows around 60. North winds 10 to 15 mph, becoming southeast after midnight.
FRIDAY
Mostly sunny. Hot with highs in the mid 90s. North winds around 10 mph with gusts up to 20 mph in the afternoon.
FRIDAY NIGHT
Clear. Lows in the lower 60s. North winds around 10 mph with gusts up to 20 mph, becoming southeast after midnight.
SATURDAY
Sunny, hot with highs around 100.
SATURDAY NIGHT
Clear. Lows in the mid 60s.
SUNDAY
Mostly sunny. Hot with highs around 100.
SUNDAY NIGHT
Partly cloudy in the evening, then clearing. Windy with lows around 60.
MONDAY
Sunny, windy with highs in the mid 80s.
MONDAY NIGHT
Clear, windy with lows in the mid 50s.
TUESDAY
Sunny. Highs in the mid 80s.
TUESDAY NIGHT
Clear. 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 AM EDT  7/29/2026
Wednesday
29 JUL 2026
GREYBULL, WY 82426 weather forecast Day 1, 12 hours 12 PM 90° 86° Mostly Cloudy 4%

0% Thunder
( 20% severe)
WSW   2 21% 45°
High 98° GREYBULL, WY 82426 weather forecast Day 1, 15 hours 3 PM 97° 92° Mostly Cloudy WSW   5 14% 40°
Mostly Cloudy



GREYBULL, WY 82426 weather forecast Day 1, 18 hours 6 PM 93° 89° Mostly Cloudy 8%

0% Thunder
( 19% severe)
NW   13 18% 43°
GREYBULL, WY 82426 weather forecast Day 1, 21 hours 9 PM 84° 82° Mostly Cloudy NW   9 29% 48°
Thursday
30 JUL 2026
GREYBULL, WY 82426 weather forecast Day 2, 0 hours 12 AM 78° 79° Mostly Cloudy 4%

0% Thunder
( 6% severe)
NW   6 37% 50°
Low 64° GREYBULL, WY 82426 weather forecast Day 2, 3 hours 3 AM 71° 71° Partly Cloudy NW   3 49% 51°
High 96° GREYBULL, WY 82426 weather forecast Day 2, 6 hours 6 AM 65° 65° Partly Cloudy 2%

0% Thunder
( 6% severe)
  CALM 63% 52°

Partly Cloudy



GREYBULL, WY 82426 weather forecast Day 2, 9 hours 9 AM 75° 75° Partly Cloudy   CALM 46% 53°
GREYBULL, WY 82426 weather forecast Day 2, 12 hours 12 PM 87° 84° Clear 3%

0% Thunder
( 23% severe)
WNW   3 28% 50°
GREYBULL, WY 82426 weather forecast Day 2, 15 hours 3 PM 93° 89° Partly Cloudy NNW   5 18% 43°
GREYBULL, WY 82426 weather forecast Day 2, 18 hours 6 PM 93° 89° Partly Cloudy 2%

0% Thunder
( 12% severe)
N   9 16% 41°
GREYBULL, WY 82426 weather forecast Day 2, 21 hours 9 PM 83° 81° Partly Cloudy ENE   7 26% 45°
Friday
31 JUL 2026
GREYBULL, WY 82426 weather forecast Day 3, 0 hours 12 AM 76° 78° Partly Cloudy 5%

0% Thunder
( 3% severe)
E   2 34% 46°
Low 62° GREYBULL, WY 82426 weather forecast Day 3, 3 hours 3 AM 70° 70° Partly Cloudy ESE   5 44% 47°
High 98° GREYBULL, WY 82426 weather forecast Day 3, 6 hours 6 AM 64° 65° Partly Cloudy 0%

0% Thunder
( 2% severe)
SE   5 54% 47°

Partly Cloudy



GREYBULL, WY 82426 weather forecast Day 3, 9 hours 9 AM 76° 78° Partly Cloudy S   3 39% 49°
GREYBULL, WY 82426 weather forecast Day 3, 15 hours 12 PM 89° 86° Clear 1%

0% Thunder
( 18% severe)
S   3 24% 47°
GREYBULL, WY 82426 weather forecast Day 3, 18 hours 3 PM 96° 91° Clear NNW   3 14% 40°
GREYBULL, WY 82426 weather forecast Day 3, 21 hours 6 PM 96° 91° Partly Cloudy     NNW   7 13% 37°

SOUTH BIG HORN, WY extended weather forecast

Saturday
1 AUG 2026
Sunday
2 AUG 2026
Monday
3 AUG 2026
Tuesday
4 AUG 2026
Wednesday
5 AUG 2026
Low 60° Low 60° Low 60° Low 56° Low 52°
High 103° High 104° High 83° High 81° High 90°
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 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
2% Rain
Clear
Clear
6% Rain
Partly Cloudy
16% Rain
Clear
16% Rain
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