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Pompeys Pillar, MT 59088 Weather

It is 50°F in Pompeys Pillar, MT 59088, observed at 3:41 PM MDT. Today: Sunny, high 54°F, low 32°F. Hourly and 7-day forecast from the National Weather Service. Times are local (MDT).

Pompeys Pillar, MT 59088 current weather

50°F

Sunny

H 54° / L 32°Feels like 49°

  • No rain expected in the next 12 hours

Observed at STEAMBOAT (13.2 mi away), 10/29/2026, 3:41 PM MDT

Hourly forecast

NWS, updated 10/29/2026, 11:32 AM PT

  1. Now53°
  2. 5 PM51°
  3. 6 PM47°
  4. 7 PM44°
  5. 8 PM41°
  6. 9 PM39°
  7. 10 PM39°
  8. 11 PM37°
  9. 12 AM37°Fri
  10. 1 AM36°
  11. 2 AM35°
  12. 3 AM34°
  13. 4 AM33°
  14. 5 AM32°
  15. 6 AM32°
  16. 7 AM32°
  17. 8 AM32°
  18. 9 AM34°
  19. 10 AM37°
  20. 11 AM39°
  21. 12 PM42°
  22. 1 PM44°
  23. 2 PM47°
  24. 3 PM48°
  25. 4 PM48°
  26. 5 PM49°
  27. 6 PM45°
  28. 7 PM43°
  29. 8 PM43°
  30. 9 PM39°
  31. 10 PM39°
  32. 11 PM38°
  33. 12 AM37°Sat
  34. 1 AM36°
  35. 2 AM36°
  36. 3 AM35°
  37. 4 AM34°
  38. 5 AM34°
  39. 6 AM33°
  40. 7 AM33°
  41. 8 AM34°
  42. 9 AM35°
  43. 10 AM39°
  44. 11 AM45°
  45. 12 PM49°
  46. 1 PM53°
  47. 2 PM55°
  48. 3 PM55°

7-day forecast

Tap a day for details

  • Today10/29Low 32°High 54°

    This Afternoon: Sunny. High near 54, with temperatures falling to around 51 in the afternoon. East northeast wind around 6 mph.

    Tonight: Patchy fog after midnight. Mostly cloudy, with a low around 32. Northeast wind around 6 mph.

    Sunny
  • Fri10/30Low 33°High 50°

    Friday: Patchy fog before noon. Partly sunny, with a high near 50. Northeast wind around 3 mph.

    Friday Night: Patchy fog after 9pm. Mostly cloudy, with a low around 33. North northwest wind around 2 mph.

    Patchy Fog then Partly Sunny
  • Sat10/31Low 36°High 56°

    Saturday: Patchy fog before 9am. Partly sunny. High near 56, with temperatures falling to around 52 in the afternoon. South wind around 2 mph.

    Saturday Night: Mostly cloudy, with a low around 36. East northeast wind around 2 mph.

    Patchy Fog then Partly Sunny
  • Sun11/176% chance of precipitationLow 40°High 55°

    Sunday: Rain showers likely after 11am. Mostly cloudy. High near 55, with temperatures falling to around 51 in the afternoon. East northeast wind 1 to 6 mph. Chance of precipitation is 60%.

    Sunday Night: Rain showers. Mostly cloudy, with a low around 40. North wind 5 to 14 mph. Chance of precipitation is 80%.

    Rain Showers Likely
  • Mon11/260% chance of precipitationLow 34°High 53°

    Monday: Rain showers likely. Partly sunny. High near 53, with temperatures falling to around 47 in the afternoon. North northwest wind 6 to 16 mph. Chance of precipitation is 60%.

    Monday Night: A chance of rain showers before 11pm. Partly cloudy, with a low around 34. West northwest wind around 6 mph. Chance of precipitation is 30%.

    Rain Showers Likely
  • Tue11/3Low 34°High 58°

    Tuesday: Mostly sunny. High near 58, with temperatures falling to around 51 in the afternoon. West southwest wind 3 to 9 mph.

    Tuesday Night: Mostly cloudy, with a low around 34. West northwest wind around 5 mph.

    Mostly Sunny
  • Wed11/4Low 29°High 53°

    Wednesday: Mostly sunny. High near 53, with temperatures falling to around 46 in the afternoon. West northwest wind around 5 mph.

    Wednesday Night: Partly cloudy, with a low around 29. East northeast wind around 3 mph.

    Mostly Sunny

Forecast for 46.091, -107.975 from the NWS BYZ office, updated 10/29/2026, 11:32 AM PT · Official forecast on weather.gov

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. Now53°Sunny0%6 mph
  2. 5 PM51°Mostly Sunny0%6 mph
  3. 6 PM47°Mostly Cloudy0%6 mph
  4. 7 PM44°Mostly Cloudy0%5 mph
  5. 8 PM41°Cloudy0%6 mph
  6. 9 PM39°Cloudy0%6 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 Pompeys Pillar, MT 59088 right now?
The latest observation from STEAMBOAT was 50°F, reported at 10/29/2026, 3:41 PM MDT.
What is the high temperature today in Pompeys Pillar, MT 59088?
The National Weather Service forecast for this afternoon calls for a high near 54°F. Sunny.
Will it rain in Pompeys Pillar, MT 59088 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 time is sunrise and sunset in Pompeys Pillar, MT 59088 today?
Sunrise is about 7:48 AM MDT and sunset is about 6:02 PM MDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Pompeys Pillar, MT 59088?
At Pompeys Pillar 15n, the 1991 to 2020 normal high in October is 58°F and the normal low is 30°F.

Nearby hazards

Montana 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: Randall Fire (100 acres)

Drought

By county

Yellowstone County, week of 10/27/2026

8% of the county is in moderate drought or worse.

Sun and moon

Local time, center of the area

Sunrise
7:48 AM
Sunset
6:02 PM
Daylight
10 hr 13 min
Moon
Waning Gibbous 85% lit
First light (civil dawn)
7:17 AM
Last light (civil dusk)
6:33 PM
Moonrise
8:15 PM
Moonset
12:24 PM

Normal October weather

Climate

Normal October high 58°, low 30°, precipitation 1.40 in for the month. 1991 to 2020 normals at Pompeys Pillar 15n, 7 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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