| NWS Forecast for: Etna WY Issued by: National Weather Service Riverton, WY Last Update: 12:01 am MST Jan 19, 2026 |  |
| Overnight: Areas of fog. Otherwise, mostly clear, with a low around 5. Calm wind. M.L.King Day: Patchy fog before noon. Otherwise, sunny, with a high near 28. Calm wind. Monday Night: Patchy fog after 8pm. Otherwise, mostly clear, with a low around 5. Calm wind. Tuesday: Mostly sunny, with a high near 30. Calm wind. Tuesday Night: Partly cloudy, with a low around 6. Calm wind. Wednesday: Mostly sunny, with a high near 33. Calm wind. Wednesday Night: Partly cloudy, with a low around 8. Calm wind. Thursday: Partly sunny, with a high near 34. Thursday Night: Mostly cloudy, with a low around 14. Friday: A 30 percent chance of snow showers, mainly after 11am. Mostly cloudy, with a high near 31. Friday Night: A chance of snow showers. Mostly cloudy, with a low around 18. Saturday: A chance of snow showers. Mostly cloudy, with a high near 32. Saturday Night: A chance of snow showers. Mostly cloudy, with a low around 15. Sunday: A chance of snow showers. Partly sunny, with a high near 33. | |
| Etna WY 43.05°N 111.01°W (Elev. 5948 ft) | |
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