Fossil Forest, WY Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Fossil Forest, WY in one place.
Sunny, with a high near 59. South wind 6 to 13 mph, with gusts as high as 26 mph.
Local Weather Overview
This forecast page for Fossil Forest, 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: Sep 14, 2026 11:09 PM MDT.
The active forecast window currently covers Sep 15 to Sep 21, 2026 for Fossil Forest, WY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 21, 2026
- Latest sync
- Sep 14, 2026 11:09 PM MDT
- Forecast office
- RIW
- Source
- NOAA / NWS
Daily Outlook
This Week in Fossil Forest
Wednesday looks like the warmest upcoming period in Fossil Forest at 63 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 36 degrees F.
The strongest winds are forecast for Tuesday at about 6 to 13 mph S.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 14, 2026 11:09 PM MDT
- Coverage
- 7 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
Partly cloudy, with a low around 36. South wind 5 to 10 mph, with gusts as high as 24 mph.
Sunny, with a high near 63. South southwest wind 5 to 9 mph.
Partly cloudy, with a low around 40. Southeast wind around 7 mph.
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 63. South wind 6 to 9 mph. Chance of precipitation is 50%.
Showers and thunderstorms likely. Partly cloudy, with a low around 42. South southeast wind around 6 mph. Chance of precipitation is 70%.
A chance of rain showers before noon, then a chance of showers and thunderstorms. Mostly sunny, with a high near 58. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 38. Chance of precipitation is 40%.
A slight chance of rain showers before noon, then a chance of showers and thunderstorms. Mostly sunny, with a high near 56.
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 36.
Sunny, with a high near 59.
Mostly clear, with a low around 37.
Sunny, with a high near 62.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Sep 15
|
Sunny
|
59°F |
6 to 13 mph
S
|
|
Tuesday Night
Sep 15
|
Partly Cloudy
|
36°F |
5 to 10 mph
S
|
|
Wednesday
Sep 16
|
Sunny
|
63°F |
5 to 9 mph
SSW
|
|
Wednesday Night
Sep 16
|
Partly Cloudy
|
40°F |
7 mph
SE
|
|
Thursday
Sep 17
|
Mostly Sunny then Chance Showers And Thunderstorms
|
63°F |
6 to 9 mph
S
|
|
Thursday Night
Sep 17
|
Showers And Thunderstorms Likely
|
42°F |
6 mph
SSE
|
|
Friday
Sep 18
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
58°F |
6 mph
SSW
|
|
Friday Night
Sep 18
|
Chance Showers And Thunderstorms
|
38°F |
6 mph
S
|
|
Saturday
Sep 19
|
Chance Showers And Thunderstorms
|
56°F |
7 mph
SW
|
|
Saturday Night
Sep 19
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
36°F |
6 mph
SSW
|
|
Sunday
Sep 20
|
Sunny
|
59°F |
6 mph
WSW
|
|
Sunday Night
Sep 20
|
Mostly Clear
|
37°F |
5 mph
ENE
|
|
Monday
Sep 21
|
Sunny
|
62°F |
7 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Fossil Forest.