What is the weather in Rocky Boy West right now?

Current weather in Rocky Boy West is broken clouds.

Where can I find the hourly weather forecast for Rocky Boy West?

This page shows hourly weather forecast for Rocky Boy West, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Rocky Boy West updated regularly?

Weather data for Rocky Boy West is updated regularly with the latest available observations and forecasts.

Now · 5:15 AM

Rocky Boy West Weather & Hourly Forecast

United States · Montana · 59521

44°F

Mostly cloudy night

Feels like: 40°F

💧 Humidity 89% 🌡 Pressure 30.12 inHg 💨 Wind 4 mph 👁 Visibility 22.5 mi ☁ Clouds 76% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Rocky Boy West

Today

6:00 AM

Mostly cloudy night

43° 💧 None 💨 3 mph H 91%30.12 inHg

9:00 AM

Overcast

49° 💧 None 💨 3 mph H 77%30.15 inHg

12:00 PM

Overcast

58° 💧 None 💨 4 mph H 54%30.09 inHg

3:00 PM

Overcast

60° 💧 None 💨 2 mph H 50%30.06 inHg

6:00 PM

Mostly cloudy

59° 💧 None 💨 6 mph H 49%30.03 inHg

9:00 PM

Clear night

49° 💧 None 💨 4 mph H 76%30.06 inHg

Tomorrow

12:00 AM

Clear night

46° 💧 None 💨 4 mph H 83%30.09 inHg

3:00 AM

Clear night

43° 💧 None 💨 2 mph H 88%30.06 inHg

6:00 AM

Clear night

42° 💧 None 💨 1 mph H 87%30.03 inHg

9:00 AM

Sunny

53° 💧 None 💨 3 mph H 68%29.97 inHg

12:00 PM

Sunny

65° 💧 None 💨 7 mph H 44%29.88 inHg

3:00 PM

Sunny

69° 💧 0.000 in 💨 8 mph H 42%29.77 inHg

6:00 PM

Sunny

69° 💧 None 💨 4 mph H 44%29.74 inHg

9:00 PM

Mostly cloudy night

56° 💧 0.002 in 💨 3 mph H 69%29.74 inHg

Monday

12:00 AM

Mostly cloudy night

53° 💧 0.021 in 💨 5 mph H 83%29.80 inHg

3:00 AM

Light rain

52° 💧 0.008 in 💨 7 mph H 89%29.80 inHg

Today

6:00 AM

Mostly cloudy night

43° 💧 None 💨 3 mph H 91%30.12 inHg

7:00 AM

Overcast

42° 💧 None 💨 3 mph H 92%30.15 inHg

8:00 AM

Overcast

46° 💧 None 💨 4 mph H 85%30.15 inHg

9:00 AM

Overcast

49° 💧 None 💨 3 mph H 77%30.15 inHg

10:00 AM

Overcast

53° 💧 None 💨 5 mph H 67%30.12 inHg

11:00 AM

Overcast

56° 💧 None 💨 5 mph H 59%30.12 inHg

12:00 PM

Overcast

58° 💧 None 💨 4 mph H 54%30.09 inHg

1:00 PM

Overcast

59° 💧 None 💨 4 mph H 52%30.09 inHg

2:00 PM

Overcast

60° 💧 None 💨 3 mph H 50%30.06 inHg

3:00 PM

Overcast

60° 💧 None 💨 2 mph H 50%30.06 inHg

4:00 PM

Overcast

60° 💧 None 💨 3 mph H 49%30.03 inHg

5:00 PM

Overcast

60° 💧 None 💨 5 mph H 49%30.03 inHg

6:00 PM

Mostly cloudy

59° 💧 None 💨 6 mph H 49%30.03 inHg

7:00 PM

Partly cloudy

57° 💧 None 💨 5 mph H 54%30.03 inHg

8:00 PM

Mostly clear night

52° 💧 None 💨 5 mph H 65%30.03 inHg

9:00 PM

Clear night

49° 💧 None 💨 4 mph H 76%30.06 inHg

10:00 PM

Clear night

48° 💧 None 💨 5 mph H 80%30.09 inHg

11:00 PM

Clear night

48° 💧 None 💨 5 mph H 81%30.09 inHg

Tomorrow

12:00 AM

Clear night

46° 💧 None 💨 4 mph H 83%30.09 inHg

1:00 AM

Clear night

45° 💧 None 💨 4 mph H 86%30.06 inHg

2:00 AM

Clear night

43° 💧 None 💨 2 mph H 88%30.06 inHg

3:00 AM

Clear night

43° 💧 None 💨 2 mph H 88%30.06 inHg

4:00 AM

Clear night

42° 💧 None 💨 2 mph H 89%30.06 inHg

5:00 AM

Clear night

42° 💧 None 💨 2 mph H 88%30.03 inHg

6:00 AM

Clear night

42° 💧 None 💨 1 mph H 87%30.03 inHg

7:00 AM

Sunny

42° 💧 None 💨 2 mph H 86%30.00 inHg

8:00 AM

Sunny

47° 💧 None 💨 3 mph H 80%30.00 inHg

9:00 AM

Sunny

53° 💧 None 💨 3 mph H 68%29.97 inHg

10:00 AM

Sunny

58° 💧 None 💨 4 mph H 57%29.94 inHg

11:00 AM

Sunny

62° 💧 None 💨 3 mph H 49%29.91 inHg

12:00 PM

Sunny

65° 💧 None 💨 7 mph H 44%29.88 inHg

1:00 PM

Mostly sunny

67° 💧 None 💨 9 mph H 41%29.85 inHg

2:00 PM

Sunny

69° 💧 None 💨 9 mph H 40%29.80 inHg

3:00 PM

Sunny

69° 💧 None 💨 8 mph H 42%29.77 inHg

4:00 PM

Sunny

69° 💧 None 💨 4 mph H 42%29.74 inHg

5:00 PM

Sunny

69° 💧 0.000 in 💨 4 mph H 43%29.74 inHg

6:00 PM

Sunny

69° 💧 None 💨 4 mph H 44%29.74 inHg

7:00 PM

Sunny

64° 💧 None 💨 3 mph H 57%29.71 inHg

8:00 PM

Clear night

59° 💧 None 💨 5 mph H 64%29.71 inHg

9:00 PM

Mostly cloudy night

56° 💧 None 💨 3 mph H 69%29.74 inHg

10:00 PM

Mostly clear night

56° 💧 0.002 in 💨 3 mph H 72%29.74 inHg

11:00 PM

Mostly cloudy night

53° 💧 None 💨 3 mph H 78%29.77 inHg

Monday

12:00 AM

Mostly cloudy night

53° 💧 0.001 in 💨 5 mph H 83%29.80 inHg

1:00 AM

Light rain

52° 💧 0.018 in 💨 1 mph H 87%29.80 inHg

2:00 AM

Mostly cloudy night

51° 💧 0.002 in 💨 2 mph H 89%29.80 inHg

3:00 AM

Light rain

52° 💧 0.005 in 💨 7 mph H 89%29.80 inHg

4:00 AM

Overcast night

52° 💧 0.002 in 💨 7 mph H 82%29.80 inHg

5:00 AM

Overcast night

51° 💧 0.002 in 💨 5 mph H 81%29.80 inHg

6:00 AM

Overcast night

50° 💧 0.000 in 💨 5 mph H 78%29.80 inHg

7:00 AM

Overcast

49° 💧 None 💨 5 mph H 74%29.80 inHg

8:00 AM

Overcast

50° 💧 None 💨 7 mph H 67%29.80 inHg

9:00 AM

Sunny

52° 💧 None 💨 10 mph H 60%29.80 inHg

10:00 AM

Sunny

55° 💧 None 💨 12 mph H 54%29.77 inHg

11:00 AM

Sunny

58° 💧 None 💨 16 mph H 46%29.77 inHg

12:00 PM

Mostly sunny

60° 💧 None 💨 17 mph H 41%29.74 inHg

1:00 PM

Partly cloudy

61° 💧 0.000 in 💨 18 mph H 39%29.74 inHg

2:00 PM

Light rain

61° 💧 0.009 in 💨 19 mph H 45%29.71 inHg

3:00 PM

Light rain

59° 💧 0.014 in 💨 21 mph H 51%29.77 inHg

4:00 PM

Mostly cloudy

59° 💧 0.003 in 💨 19 mph H 54%29.80 inHg

5:00 PM

Partly cloudy

58° 💧 0.003 in 💨 16 mph H 59%29.80 inHg

6:00 PM

Light rain

59° 💧 0.004 in 💨 15 mph H 56%29.83 inHg

9:00 PM

Partly cloudy night

53° 💧 None 💨 11 mph H 78%29.97 inHg

Tuesday

12:00 AM

Mostly clear night

48° 💧 None 💨 3 mph H 89%30.03 inHg

3:00 AM

Mostly clear night

47° 💧 None 💨 2 mph H 88%30.09 inHg

6:00 AM

Partly cloudy night

44° 💧 None 💨 2 mph H 91%30.12 inHg

9:00 AM

Mostly cloudy

50° 💧 None 💨 2 mph H 83%30.18 inHg

12:00 PM

Mostly cloudy

57° 💧 None 💨 3 mph H 62%30.15 inHg

3:00 PM

Overcast

62° 💧 None 💨 4 mph H 48%30.09 inHg

6:00 PM

Overcast

61° 💧 None 💨 5 mph H 52%30.06 inHg

9:00 PM

Overcast night

54° 💧 None 💨 4 mph H 72%30.09 inHg

Wednesday

12:00 AM

Overcast night

53° 💧 None 💨 2 mph H 75%30.12 inHg

3:00 AM

Light rain

52° 💧 None 💨 3 mph H 87%30.12 inHg

6:00 AM

Overcast night

51° 💧 None 💨 1 mph H 95%30.15 inHg

9:00 AM

Overcast

53° 💧 None 💨 2 mph H 93%30.24 inHg

12:00 PM

Mostly cloudy

60° 💧 None 💨 2 mph H 66%30.24 inHg

3:00 PM

Mostly sunny

64° 💧 None 💨 3 mph H 53%30.21 inHg

6:00 PM

Overcast

64° 💧 None 💨 4 mph H 49%30.18 inHg

9:00 PM

Mostly cloudy night

58° 💧 None 💨 3 mph H 70%30.21 inHg

Thursday

12:00 AM

Clear night

54° 💧 None 💨 7 mph H 70%30.21 inHg

3:00 AM

Clear night

54° 💧 None 💨 7 mph H 69%30.18 inHg

6:00 AM

Clear night

54° 💧 None 💨 8 mph H 70%30.15 inHg

9:00 AM

Sunny

59° 💧 None 💨 3 mph H 64%30.18 inHg

12:00 PM

Sunny

67° 💧 None 💨 9 mph H 48%30.15 inHg

3:00 PM

Sunny

71° 💧 None 💨 6 mph H 42%30.09 inHg

6:00 PM

Sunny

70° 💧 None 💨 4 mph H 42%30.09 inHg

Friday

12:00 AM

Clear night

55° 💧 None 💨 1 mph H 65%30.15 inHg

6:00 AM

Clear night

49° 💧 None 💨 1 mph H 76%30.21 inHg

12:00 PM

Sunny

67° 💧 None 💨 3 mph H 52%30.27 inHg

6:00 PM

Sunny

71° 💧 None 💨 4 mph H 39%30.18 inHg

Saturday

12:00 AM

Clear night

56° 💧 None 💨 6 mph H 47%30.21 inHg

6:00 AM

Clear night

49° 💧 None 💨 2 mph H 67%30.24 inHg

12:00 PM

Sunny

71° 💧 None 💨 10 mph H 35%30.18 inHg

6:00 PM

Mostly cloudy

72° 💧 None 💨 15 mph H 35%30.03 inHg

Sunday

12:00 AM

Mostly cloudy night

65° 💧 None 💨 19 mph H 43%29.94 inHg

6:00 AM

Clear night

59° 💧 None 💨 4 mph H 52%29.91 inHg

12:00 PM

Mostly cloudy

72° 💧 None 💨 6 mph H 40%29.91 inHg

6:00 PM

Mostly cloudy

74° 💧 None 💨 7 mph H 35%29.88 inHg

Monday

12:00 AM

Partly cloudy night

60° 💧 None 💨 3 mph H 54%29.94 inHg

6:00 AM

Overcast night

52° 💧 None 💨 1 mph H 77%29.97 inHg

12:00 PM

Overcast

70° 💧 None 💨 3 mph H 47%29.94 inHg

6:00 PM

Overcast

73° 💧 None 💨 3 mph H 47%29.83 inHg

Tuesday

12:00 AM

Overcast night

67° 💧 None 💨 10 mph H 47%29.85 inHg

6:00 AM

Clear night

56° 💧 None 💨 2 mph H 72%29.83 inHg

12:00 PM

Sunny

74° 💧 None 💨 7 mph H 40%29.83 inHg

6:00 PM

Overcast

75° 💧 None 💨 3 mph H 40%29.74 inHg

Wednesday

12:00 AM

Mostly cloudy night

65° 💧 None 💨 7 mph H 54%29.77 inHg

6:00 AM

Mostly cloudy night

59° 💧 None 💨 7 mph H 89%29.80 inHg

12:00 PM

Sunny

72° 💧 None 💨 9 mph H 47%29.85 inHg

6:00 PM

Sunny

76° 💧 None 💨 6 mph H 31%29.85 inHg

Thursday

12:00 AM

Clear night

61° 💧 None 💨 1 mph H 51%29.94 inHg

6:00 AM

Clear night

55° 💧 None 💨 5 mph H 63%30.00 inHg

12:00 PM

Partly cloudy

73° 💧 None 💨 6 mph H 40%30.03 inHg

6:00 PM

Sunny

76° 💧 None 💨 2 mph H 47%30.00 inHg

Friday

12:00 AM

Partly cloudy night

61° 💧 None 💨 4 mph H 64%30.09 inHg

6:00 AM

Partly cloudy night

59° 💧 None 💨 6 mph H 63%30.18 inHg

12:00 PM

Partly cloudy

72° 💧 None 💨 5 mph H 45%30.30 inHg

6:00 PM

Mostly sunny

72° 💧 None 💨 8 mph H 52%30.27 inHg

Saturday

12:00 AM

Clear night

57° 💧 None 💨 2 mph H 83%30.30 inHg

6:00 AM

Mostly clear night

54° 💧 None 💨 2 mph H 86%30.27 inHg

12:00 PM

Sunny

73° 💧 None 💨 1 mph H 55%30.21 inHg

6:00 PM

Sunny

76° 💧 None 💨 2 mph H 53%30.09 inHg

In Rocky Boy West and, more broadly, across the state of Montana: This evening, the skies will remain mostly cloudy with temperatures holding steady around 51 degrees. Light north winds are expected, with speeds up to 6 mph and gusts reaching 8 mph. No precipitation is anticipated during the evening hours, so it should stay dry through the night. Temperatures will remain cool, making for a brisk evening. Overall, expect calm winds and a mostly cloudy sky as the night progresses.

15-Day Weather Outlook for Rocky Boy West

TomorrowTomorrow

Mostly cloudy 69°/42° 💧 None 💨 9 mph

Monday, Sep 14Mon Sep 14

Mostly cloudy 69°/49° 💧 None 💨 21 mph

Tuesday, Sep 15Tue Sep 15

Light rain 62°/44° 💧 0.133 in 💨 15 mph

Wednesday, Sep 16Wed Sep 16

Light rain 64°/51° 💧 0.030 in 💨 5 mph

Thursday, Sep 17Thu Sep 17

Overcast 71°/54° 💧 None 💨 9 mph

Friday, Sep 18Fri Sep 18

Sunny 70°/49° 💧 None 💨 4 mph

Saturday, Sep 19Sat Sep 19

Sunny 71°/49° 💧 None 💨 10 mph

Sunday, Sep 20Sun Sep 20

Mostly cloudy 72°/59° 💧 None 💨 19 mph

Monday, Sep 21Mon Sep 21

Mostly cloudy 74°/52° 💧 None 💨 7 mph

Tuesday, Sep 22Tue Sep 22

Overcast 74°/56° 💧 None 💨 10 mph

Wednesday, Sep 23Wed Sep 23

Mostly cloudy 75°/59° 💧 0.048 in 💨 9 mph

Thursday, Sep 24Thu Sep 24

Partly cloudy 76°/55° 💧 None 💨 6 mph

Friday, Sep 25Fri Sep 25

Partly cloudy 76°/59° 💧 None 💨 6 mph

Saturday, Sep 26Sat Sep 26

Mostly sunny 73°/54° 💧 0.001 in 💨 8 mph

Sunday, Sep 27Sun Sep 27

Sunny 76°/76° 💧 None 💨 2 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Rocky Boy West

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Rocky Boy West

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 6:00 AM

PM2.5 Fine particles Good 1,0µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 5,1µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 50,9µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 1,3µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Rocky Boy West

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 2,1Low 😊Good

Tomorrow UV 3,6Moderate 🙂Fair

Monday UV 0,9Low 🙂Fair

Tuesday UV 3,0Moderate 🙂Fair

Wednesday UV 3,0Moderate 😊Good

Thursday UV 4,0Moderate —Unavailable

Friday UV 5,0Moderate —Unavailable

Hourly UV index today

7:00 AMUV 0,0 8:00 AMUV 0,1 9:00 AMUV 0,5 10:00 AMUV 1,1 11:00 AMUV 2,0 12:00 PMUV 2,1 1:00 PMUV 1,4 2:00 PMUV 0,8 3:00 PMUV 0,5 4:00 PMUV 0,5 5:00 PMUV 0,4 6:00 PMUV 0,2

Today's weather health advice Open today's recommendations.

Low UV risk

UV radiation will be low, although basic protection is still advisable during prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Rocky Boy West

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · ROCKY BOY WEST, MONTANA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

98/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 9:27 PM–5:06 AM

☁ Cloud cover 1% Real hourly forecast for the best viewing hour.

☾ Moonlight 3% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 82° high at the best hour.

✦ Estimated visible meteors 2–5/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min80%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

DISCOVER WEATHER NEARBY Weather in other cities

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Forecast data for Rocky Boy West were last refreshed today at 5:15 AM. The current forecast period extends through 14/09/2026 at 3:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.