GREYBULL, WY 82426 Weather Forecast & Current Conditions

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SOUTH BIG HORN, WY
Current Weather

12:53 PM MST JAN 18, 2026
Overcast
37°F
Feels Like: 25°F
Dewpoint: 18°F
Rel. Hum.: 44%
Visibility: 10 miles
Wind: NNW at 26 mph, gusts to 38
Pressure: 30.27 inches
Last 72 hours

Local Area Snow Depth

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GREYBULL, WY 82426
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Partly cloudy and breezy. Highs around 40. North winds 15 to 25 mph with gusts up to 40 mph.
TONIGHT
Mostly cloudy in the evening, then clearing. Cold with lows around 14. Northwest winds 10 to 15 mph with gusts up to 30 mph, becoming west after midnight.
MARTIN LUTHER KING JR DAY
Mostly sunny. Highs in the mid 30s. Southeast winds around 10 mph.
MONDAY NIGHT
Partly cloudy. Cold with lows 16 to 22. Southeast winds around 10 mph after midnight.
TUESDAY
Mostly cloudy in the morning, then becoming partly cloudy. A 30 percent chance of snow showers. Breezy with highs in the upper 30s. West winds 10 to 15 mph, becoming north 15 to 20 mph in the afternoon.
TUESDAY NIGHT
Mostly clear. Cold with lows 15 to 20.
WEDNESDAY
Partly cloudy in the morning, then clearing. Highs in the mid 30s.
WEDNESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Cold with lows 10 to 20.
THURSDAY
Partly cloudy. Highs in the upper 30s.
THURSDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Cold with lows around 15.
FRIDAY
Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 20s.
FRIDAY NIGHT
Mostly cloudy. Cold with lows 5 to 10 above.
SATURDAY
Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 20s.

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  7:00 AM EST  1/18/2026
Sunday
18 JAN 2026
GREYBULL, WY 82426 weather forecast Day 1, 12 hours 11 AM 30° 21° Partly Cloudy 0%

0% Thunder
( 0% severe)
NNW   10 58% 18°
High 37° GREYBULL, WY 82426 weather forecast Day 1, 15 hours 2 PM 36° 26° Partly Cloudy NNW   17 41% 16°
Partly Cloudy



GREYBULL, WY 82426 weather forecast Day 1, 18 hours 5 PM 32° 22° Partly Cloudy 1%

0% Thunder
( 0% severe)
NNW   14 44% 14°
GREYBULL, WY 82426 weather forecast Day 1, 21 hours 8 PM 26° 15° Mostly Cloudy NW   12 51% 12°
Monday
19 JAN 2026
GREYBULL, WY 82426 weather forecast Day 2, 0 hours 11 PM 22° 12° Mostly Cloudy 1%

0% Thunder
( 0% severe)
NW   9 58% 11°
Low 11° GREYBULL, WY 82426 weather forecast Day 2, 3 hours 2 AM 17° Partly Cloudy WNW   7 70% 10°
High 35° GREYBULL, WY 82426 weather forecast Day 2, 6 hours 5 AM 13° Partly Cloudy 0%

0% Thunder
( 0% severe)
E   2 81%

Partly Cloudy



GREYBULL, WY 82426 weather forecast Day 2, 9 hours 8 AM 11° Partly Cloudy ESE   2 90%
GREYBULL, WY 82426 weather forecast Day 2, 12 hours 11 AM 24° 20° Clear 0%

0% Thunder
( 0% severe)
SSE   3 56% 12°
GREYBULL, WY 82426 weather forecast Day 2, 15 hours 2 PM 33° 30° Clear SSE   3 40% 13°
GREYBULL, WY 82426 weather forecast Day 2, 18 hours 5 PM 31° 28° Partly Cloudy 0%

0% Thunder
( 0% severe)
SE   3 43% 13°
GREYBULL, WY 82426 weather forecast Day 2, 21 hours 8 PM 24° 18° Partly Cloudy ESE   5 56% 12°
Tuesday
20 JAN 2026
GREYBULL, WY 82426 weather forecast Day 3, 0 hours 11 PM 19° 12° Partly Cloudy 0%

0% Thunder
( 0% severe)
SE   5 64% 10°
Low 14° GREYBULL, WY 82426 weather forecast Day 3, 3 hours 2 AM 17° 12° Partly Cloudy SE   3 63%
High 39° GREYBULL, WY 82426 weather forecast Day 3, 6 hours 5 AM 15° 10° Partly Cloudy 5%

0% Thunder
( 0% severe)
SE   2 66%

Mostly Cloudy



GREYBULL, WY 82426 weather forecast Day 3, 9 hours 8 AM 15° Mostly Cloudy SSW   3 70%
GREYBULL, WY 82426 weather forecast Day 3, 15 hours 11 AM 27° 20° Mostly Cloudy 4%

0% Thunder
( 0% severe)
NW   6 52% 13°
GREYBULL, WY 82426 weather forecast Day 3, 18 hours 2 PM 37° 29° Partly Cloudy NNW   13 40% 16°
GREYBULL, WY 82426 weather forecast Day 3, 21 hours 5 PM 33° 25° Partly Cloudy     NNW   9 47% 16°

SOUTH BIG HORN, WY extended weather forecast

Wednesday
21 JAN 2026
Thursday
22 JAN 2026
Friday
23 JAN 2026
Saturday
24 JAN 2026
Sunday
25 JAN 2026
Low 16° Low 9° Low 20° Low 7° Low 0°
High 34° High 41° High 30° High 18° High 28°
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
18% Snow
Partly Cloudy
7% Snow
Overcast
56% Snow
Overcast
49% Snow
Overcast
23% Snow
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