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Ranchester, WY 82839 Weather

It is 39°F and clear in Ranchester, WY 82839, observed at 6:55 PM MDT. Tonight: Mostly Cloudy then Patchy Fog, low 32°F. Hourly and 10-day forecast from the National Weather Service. Times are local (MDT).

Ranchester, WY 82839 current weather

39°F

Clear

H -- / L 32°Feels like 36°

  • No rain expected in the next 12 hours

Observed at Sheridan County Airport (15.2 mi away), 10/30/2026, 6:55 PM MDT

Hourly forecast

NWS, updated 10/30/2026, 5:47 PM PT

  1. Now45°
  2. 8 PM43°
  3. 9 PM39°
  4. 10 PM38°
  5. 11 PM36°
  6. 12 AM35°Sat
  7. 1 AM34°
  8. 2 AM33°
  9. 3 AM34°
  10. 4 AM34°
  11. 5 AM34°
  12. 6 AM33°15%
  13. 7 AM33°
  14. 8 AM32°17%
  15. 9 AM37°20%
  16. 10 AM42°15%
  17. 11 AM46°19%
  18. 12 PM48°17%
  19. 1 PM51°16%
  20. 2 PM53°16%
  21. 3 PM54°
  22. 4 PM55°
  23. 5 PM53°
  24. 6 PM49°
  25. 7 PM48°
  26. 8 PM43°
  27. 9 PM41°
  28. 10 PM40°
  29. 11 PM39°
  30. 12 AM37°Sun
  31. 1 AM36°
  32. 1 AM36°
  33. 2 AM36°
  34. 3 AM35°
  35. 4 AM34°
  36. 5 AM34°
  37. 6 AM32°
  38. 7 AM33°
  39. 8 AM36°
  40. 9 AM41°
  41. 10 AM46°
  42. 11 AM51°15%
  43. 12 PM54°15%
  44. 1 PM56°15%
  45. 2 PM56°15%
  46. 3 PM56°15%
  47. 4 PM53°15%
  48. 5 PM51°60%

10-day forecast

Tap a day for details

  • Today10/30Low 32°High

    Tonight: Patchy fog after midnight. Mostly cloudy. Low around 32, with temperatures rising to around 34 overnight. East wind around 3 mph.

    Mostly Cloudy then Patchy Fog
  • Sat10/3120% chance of precipitationLow 32°High 55°

    Saturday: Areas of fog and a slight chance of rain showers before 3pm. Mostly cloudy. High near 55, with temperatures falling to around 53 in the afternoon. Northwest wind 3 to 7 mph. Chance of precipitation is 20%.

    Saturday Night: Areas of fog after 9pm. Mostly cloudy. Low around 32, with temperatures rising to around 34 overnight. South wind around 1 mph.

    Areas Of Fog
  • Sun11/195% chance of precipitationLow 33°High 58°

    Sunday: Areas of fog before 8am, then rain showers likely. Mostly cloudy. High near 58, with temperatures falling to around 51 in the afternoon. Northeast wind around 2 mph. Chance of precipitation is 60%.

    Sunday Night: Rain showers. Cloudy. Low around 33, with temperatures rising to around 37 overnight. West northwest wind 2 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%.

    Rain Showers Likely
  • Mon11/290% chance of precipitationLow 27°High 46°

    Monday: Rain showers. Mostly cloudy. High near 46, with temperatures falling to around 44 in the afternoon. Northwest wind 9 to 29 mph, with gusts as high as 43 mph. Chance of precipitation is 90%.

    Monday Night: A slight chance of rain showers before 11pm. Partly cloudy. Low around 27, with temperatures rising to around 29 overnight. West northwest wind 5 to 10 mph. Chance of precipitation is 20%.

    Rain Showers
  • Tue11/3Low 31°High 58°

    Tuesday: Mostly sunny. High near 58, with temperatures falling to around 51 in the afternoon. Southwest wind 0 to 6 mph.

    Tuesday Night: Partly cloudy, with a low around 31. West southwest wind around 3 mph.

    Mostly Sunny
  • Wed11/4Low 29°High 55°

    Wednesday: Mostly sunny. High near 55, with temperatures falling to around 48 in the afternoon. North northwest wind around 3 mph.

    Wednesday Night: Partly cloudy, with a low around 29. Northeast wind around 1 mph.

    Mostly Sunny
  • Thu11/510% chance of precipitationLow 31°High 56°

    Thursday: Mostly sunny. High near 56, with temperatures falling to around 50 in the afternoon. North wind around 2 mph.

    Thursday Night: Partly cloudy, with a low around 31. West southwest wind around 2 mph.

    Mostly Sunny
  • Fri11/612% chance of precipitationLow High 58°

    Friday: Mostly sunny. High near 58, with temperatures falling to around 52 in the afternoon. North northwest wind around 2 mph.

    Mostly Sunny
  • Sat11/7Model blend12% chance of precipitationLow 29°High 58°

    Saturday: Partly cloudy. High near 58°. Low that night near 29°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sun11/8Model blendLow 33°High 63°

    Sunday: Mostly sunny. High near 63°. Low that night near 33°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 44.918, -107.192 from the NWS BYZ office, updated 10/30/2026, 5:47 PM PT · Official forecast on weather.gov

Days 9 to 10: NOAA National Blend of Models, station KSHR (Sheridan Cnty Arpt, 15 mi), model run 10/30/2026, 2:00 PM MDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now45°Mostly Cloudy1%3 mph
  2. 8 PM43°Mostly Cloudy1%3 mph
  3. 9 PM39°Mostly Cloudy1%2 mph
  4. 10 PM38°Partly Cloudy1%3 mph
  5. 11 PM36°Partly Cloudy1%3 mph
  6. 12 AM35°Patchy Fog2%2 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the weather in Ranchester, WY 82839 right now?
The latest observation from Sheridan County Airport was 39°F and clear, reported at 10/30/2026, 6:55 PM MDT.
Will it rain in Ranchester, WY 82839 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What is the 10-day forecast for Ranchester, WY 82839?
The first 8 days come from the National Weather Service forecast. Days 9 to 10 (Nov 7 to Nov 8) come from the NOAA National Blend of Models, with highs of 58°F to 63°F. Model guidance this far out often changes.
What time is sunrise and sunset in Ranchester, WY 82839 today?
Sunrise is about 7:44 AM MDT and sunset is about 5:59 PM MDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Ranchester, WY 82839?
At Dayton, the 1991 to 2020 normal high in October is 59°F and the normal low is 30°F.

Nearby hazards

Wyoming hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: Border Fire (100 acres), 1583 Fire (1 acre)

Drought

By county

Sheridan County, week of 10/27/2026

100% of the county is in moderate drought or worse.

Sun and moon

Local time, center of the area

Sunrise
7:44 AM
Sunset
5:59 PM
Daylight
10 hr 15 min
Moon
Waning Gibbous 75% lit
First light (civil dawn)
7:14 AM
Last light (civil dusk)
6:30 PM
Moonrise
9:31 PM
Moonset
1:14 PM

Normal October weather

Climate

Normal October high 59°, low 30°, precipitation 1.86 in for the month. 1991 to 2020 normals at Dayton, 5 mi away.

Other places nearby

Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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