Greybull, WY Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Greybull, WY in one place.
A chance of showers and thunderstorms before 3pm, then showers and thunderstorms likely between 3pm and 5pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 75. East wind 5 to 8 mph. Chance of precipitation is 70%.
Local Weather Overview
This forecast page for Greybull, WY is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 30, 2026 4:25 PM MDT.
The active forecast window currently covers May 30 to Jun 5, 2026 for Greybull, WY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 30 to Jun 5, 2026
- Latest sync
- May 30, 2026 4:25 PM MDT
- Forecast office
- RIW
- Source
- NOAA / NWS
Daily Outlook
This Week in Greybull
Friday looks like the warmest upcoming period in Greybull at 84 degrees F.
Sunday Night is the coolest period ahead with temperatures near 42 degrees F.
The strongest winds are forecast for Tonight at about 8 to 16 mph NW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- May 30, 2026 4:25 PM MDT
- Coverage
- 8 days
- Time zone
- America/Denver
- Forecast office
- RIW
- Radar station
- KBLX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 9pm, then showers and thunderstorms likely. Mostly cloudy. Low around 46, with temperatures rising to around 52 overnight. Northwest wind 8 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Showers and thunderstorms likely before 3pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 66. Northwest wind 8 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 42. West northwest wind 3 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 74. South wind 2 to 7 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 43. Northwest wind 2 to 7 mph.
Sunny, with a high near 80. Northwest wind 1 to 8 mph.
Mostly clear, with a low around 45.
Sunny, with a high near 82.
Partly cloudy, with a low around 47.
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.
A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 47.
Sunny, with a high near 84.
Mostly clear, with a low around 49.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
May 30
|
Chance Showers And Thunderstorms
|
75°F |
5 to 8 mph
E
|
|
Tonight
May 30
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
46°F |
8 to 16 mph
NW
|
|
Sunday
May 31
|
Showers And Thunderstorms Likely
|
66°F |
8 to 16 mph
NW
|
|
Sunday Night
May 31
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
42°F |
3 to 13 mph
WNW
|
|
Monday
Jun 1
|
Sunny then Slight Chance Showers And Thunderstorms
|
74°F |
2 to 7 mph
S
|
|
Monday Night
Jun 1
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
43°F |
2 to 7 mph
NW
|
|
Tuesday
Jun 2
|
Sunny
|
80°F |
1 to 8 mph
NW
|
|
Tuesday Night
Jun 2
|
Mostly Clear
|
45°F |
7 to 12 mph
NW
|
|
Wednesday
Jun 3
|
Sunny
|
82°F |
3 mph
SSE
|
|
Wednesday Night
Jun 3
|
Partly Cloudy
|
47°F |
6 to 12 mph
N
|
|
Thursday
Jun 4
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
82°F |
2 to 6 mph
NW
|
|
Thursday Night
Jun 4
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
47°F |
7 to 13 mph
NW
|
|
Friday
Jun 5
|
Sunny
|
84°F |
5 mph
S
|
|
Friday Night
Jun 5
|
Mostly Clear
|
49°F |
3 to 7 mph
N
|
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