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Current weather in Little Bitterroot Lake is overcast clouds.

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Now · 7:02 PM

Little Bitterroot Lake Weather & Hourly Forecast

United States · Montana · 59925

63°F

Overcast

Feels like: 60°F

💧 Humidity 51% 🌡 Pressure 29.85 inHg 💨 Wind 4 mph 👁 Visibility 26.0 mi ☁ Clouds 98% ☀️ UV index 0.1 · Low 🌅 Sunrise 7:24 AM 🌇 Sunset 7:38 PM

Hourly Forecast for Little Bitterroot Lake

Today

8:00 PM

Overcast night

60° 💧 None 💨 4 mph H 56%29.85 inHg

11:00 PM

Overcast night

55° 💧 None 💨 2 mph H 72%29.88 inHg

Tomorrow

2:00 AM

Mostly clear night

52° 💧 None 💨 5 mph H 78%29.94 inHg

5:00 AM

Clear night

48° 💧 None 💨 3 mph H 87%29.97 inHg

8:00 AM

Mostly sunny

47° 💧 None 💨 3 mph H 85%30.03 inHg

11:00 AM

Partly cloudy

61° 💧 None 💨 5 mph H 45%30.03 inHg

2:00 PM

Partly cloudy

66° 💧 None 💨 4 mph H 37%30.00 inHg

5:00 PM

Mostly cloudy

66° 💧 None 💨 6 mph H 36%30.00 inHg

8:00 PM

Partly cloudy night

56° 💧 None 💨 3 mph H 61%30.03 inHg

11:00 PM

Mostly clear night

51° 💧 None 💨 0 mph H 72%30.03 inHg

Thursday

2:00 AM

Mostly clear night

48° 💧 None 💨 1 mph H 84%30.03 inHg

5:00 AM

Clear night

46° 💧 None 💨 1 mph H 89%30.03 inHg

8:00 AM

Partly cloudy

46° 💧 None 💨 1 mph H 87%30.03 inHg

11:00 AM

Mostly sunny

63° 💧 None 💨 3 mph H 48%30.00 inHg

2:00 PM

Partly cloudy

72° 💧 None 💨 7 mph H 34%29.91 inHg

5:00 PM

Mostly cloudy

75° 💧 None 💨 7 mph H 30%29.83 inHg

Today

8:00 PM

Overcast night

60° 💧 None 💨 4 mph H 56%29.85 inHg

9:00 PM

Overcast night

59° 💧 None 💨 3 mph H 60%29.88 inHg

10:00 PM

Overcast night

57° 💧 None 💨 2 mph H 64%29.88 inHg

11:00 PM

Overcast night

55° 💧 None 💨 2 mph H 72%29.88 inHg

Tomorrow

12:00 AM

Mostly cloudy night

53° 💧 None 💨 3 mph H 79%29.91 inHg

1:00 AM

Partly cloudy night

52° 💧 None 💨 5 mph H 78%29.94 inHg

2:00 AM

Mostly clear night

52° 💧 None 💨 5 mph H 78%29.94 inHg

3:00 AM

Clear night

51° 💧 None 💨 4 mph H 80%29.94 inHg

4:00 AM

Clear night

49° 💧 None 💨 3 mph H 84%29.97 inHg

5:00 AM

Clear night

48° 💧 None 💨 3 mph H 87%29.97 inHg

6:00 AM

Clear night

47° 💧 None 💨 3 mph H 88%30.00 inHg

7:00 AM

Mostly clear night

47° 💧 None 💨 3 mph H 85%30.00 inHg

8:00 AM

Mostly sunny

47° 💧 None 💨 3 mph H 85%30.03 inHg

9:00 AM

Partly cloudy

52° 💧 None 💨 3 mph H 78%30.03 inHg

10:00 AM

Partly cloudy

58° 💧 None 💨 3 mph H 56%30.03 inHg

11:00 AM

Partly cloudy

61° 💧 None 💨 5 mph H 45%30.03 inHg

12:00 PM

Partly cloudy

63° 💧 None 💨 5 mph H 41%30.03 inHg

1:00 PM

Mostly sunny

65° 💧 None 💨 4 mph H 40%30.03 inHg

2:00 PM

Partly cloudy

66° 💧 None 💨 4 mph H 37%30.00 inHg

3:00 PM

Mostly cloudy

67° 💧 None 💨 5 mph H 35%30.00 inHg

4:00 PM

Mostly cloudy

67° 💧 None 💨 6 mph H 35%30.00 inHg

5:00 PM

Mostly cloudy

66° 💧 None 💨 6 mph H 36%30.00 inHg

6:00 PM

Overcast

64° 💧 None 💨 5 mph H 41%30.00 inHg

7:00 PM

Mostly cloudy

60° 💧 None 💨 3 mph H 54%30.00 inHg

8:00 PM

Partly cloudy night

56° 💧 None 💨 3 mph H 61%30.03 inHg

9:00 PM

Mostly clear night

54° 💧 None 💨 1 mph H 64%30.03 inHg

10:00 PM

Mostly clear night

52° 💧 None 💨 0 mph H 68%30.03 inHg

11:00 PM

Mostly clear night

51° 💧 None 💨 0 mph H 72%30.03 inHg

Thursday

12:00 AM

Clear night

49° 💧 None 💨 1 mph H 77%30.03 inHg

1:00 AM

Clear night

49° 💧 None 💨 1 mph H 79%30.03 inHg

2:00 AM

Mostly clear night

48° 💧 None 💨 1 mph H 84%30.03 inHg

3:00 AM

Clear night

47° 💧 None 💨 1 mph H 86%30.03 inHg

4:00 AM

Clear night

46° 💧 None 💨 1 mph H 88%30.03 inHg

5:00 AM

Clear night

46° 💧 None 💨 1 mph H 89%30.03 inHg

6:00 AM

Mostly clear night

46° 💧 None 💨 1 mph H 87%30.03 inHg

7:00 AM

Mostly clear night

46° 💧 None 💨 0 mph H 85%30.03 inHg

8:00 AM

Partly cloudy

46° 💧 None 💨 1 mph H 87%30.03 inHg

9:00 AM

Mostly sunny

51° 💧 None 💨 2 mph H 79%30.03 inHg

10:00 AM

Mostly sunny

58° 💧 None 💨 2 mph H 60%30.03 inHg

11:00 AM

Mostly sunny

63° 💧 None 💨 3 mph H 48%30.00 inHg

12:00 PM

Mostly sunny

67° 💧 None 💨 5 mph H 43%29.97 inHg

1:00 PM

Mostly sunny

70° 💧 None 💨 6 mph H 38%29.94 inHg

2:00 PM

Partly cloudy

72° 💧 None 💨 7 mph H 34%29.91 inHg

3:00 PM

Partly cloudy

74° 💧 None 💨 7 mph H 30%29.88 inHg

4:00 PM

Mostly sunny

75° 💧 None 💨 8 mph H 29%29.83 inHg

5:00 PM

Mostly cloudy

75° 💧 None 💨 7 mph H 30%29.83 inHg

6:00 PM

Partly cloudy

72° 💧 None 💨 5 mph H 36%29.80 inHg

7:00 PM

Partly cloudy

66° 💧 None 💨 3 mph H 50%29.80 inHg

8:00 PM

Mostly cloudy night

63° 💧 None 💨 3 mph H 53%29.80 inHg

9:00 PM

Mostly clear night

61° 💧 None 💨 2 mph H 54%29.80 inHg

10:00 PM

Partly cloudy night

60° 💧 None 💨 2 mph H 56%29.80 inHg

11:00 PM

Partly cloudy night

58° 💧 None 💨 2 mph H 59%29.77 inHg

Friday

12:00 AM

Partly cloudy night

56° 💧 None 💨 3 mph H 62%29.77 inHg

1:00 AM

Partly cloudy night

56° 💧 None 💨 3 mph H 63%29.74 inHg

2:00 AM

Partly cloudy night

55° 💧 None 💨 3 mph H 64%29.74 inHg

3:00 AM

Mostly cloudy night

55° 💧 None 💨 3 mph H 63%29.71 inHg

4:00 AM

Partly cloudy night

55° 💧 None 💨 0 mph H 62%29.71 inHg

5:00 AM

Partly cloudy night

53° 💧 None 💨 1 mph H 65%29.71 inHg

6:00 AM

Mostly cloudy night

52° 💧 None 💨 1 mph H 68%29.68 inHg

3:00 PM

Partly cloudy

64° 💧 None 💨 12 mph H 47%29.68 inHg

6:00 PM

Moderate rain

49° 💧 None 💨 9 mph H 93%29.80 inHg

9:00 PM

Mostly cloudy night

46° 💧 None 💨 8 mph H 91%29.83 inHg

Saturday

12:00 AM

Overcast night

42° 💧 None 💨 11 mph H 90%29.91 inHg

3:00 AM

Light rain

41° 💧 None 💨 12 mph H 92%29.94 inHg

6:00 AM

Overcast night

40° 💧 None 💨 12 mph H 93%30.03 inHg

9:00 AM

Mostly cloudy

39° 💧 None 💨 13 mph H 87%30.12 inHg

12:00 PM

Overcast

42° 💧 None 💨 13 mph H 74%30.12 inHg

3:00 PM

Mostly cloudy

46° 💧 None 💨 13 mph H 62%30.09 inHg

6:00 PM

Mostly cloudy

46° 💧 None 💨 11 mph H 59%30.09 inHg

9:00 PM

Overcast night

40° 💧 None 💨 4 mph H 78%30.12 inHg

Sunday

12:00 AM

Overcast night

40° 💧 None 💨 1 mph H 78%30.12 inHg

3:00 AM

Overcast night

40° 💧 None 💨 0 mph H 78%30.09 inHg

6:00 AM

Overcast night

40° 💧 None 💨 0 mph H 77%30.06 inHg

9:00 AM

Overcast

42° 💧 None 💨 1 mph H 69%30.06 inHg

12:00 PM

Partly cloudy

49° 💧 None 💨 5 mph H 53%30.03 inHg

3:00 PM

Partly cloudy

53° 💧 None 💨 8 mph H 41%29.97 inHg

6:00 PM

Mostly sunny

51° 💧 None 💨 6 mph H 44%29.97 inHg

9:00 PM

Mostly clear night

43° 💧 None 💨 4 mph H 62%30.00 inHg

Monday

12:00 AM

Clear night

41° 💧 None 💨 1 mph H 65%30.03 inHg

3:00 AM

Clear night

40° 💧 None 💨 2 mph H 71%30.03 inHg

6:00 AM

Clear night

38° 💧 None 💨 1 mph H 75%30.06 inHg

9:00 AM

Sunny

42° 💧 None 💨 2 mph H 69%30.09 inHg

12:00 PM

Partly cloudy

50° 💧 None 💨 7 mph H 48%30.06 inHg

6:00 PM

Mostly sunny

53° 💧 None 💨 4 mph H 38%29.97 inHg

Tuesday

12:00 AM

Overcast night

55° 💧 None 💨 5 mph H 32%29.88 inHg

6:00 AM

Overcast night

43° 💧 None 💨 3 mph H 64%29.88 inHg

12:00 PM

Partly cloudy

41° 💧 None 💨 0 mph H 53%29.88 inHg

6:00 PM

Overcast

52° 💧 None 💨 4 mph H 42%29.85 inHg

Wednesday

12:00 AM

Overcast night

52° 💧 None 💨 7 mph H 41%29.80 inHg

6:00 AM

Overcast night

47° 💧 None 💨 5 mph H 63%29.77 inHg

12:00 PM

Light rain

43° 💧 None 💨 7 mph H 91%29.74 inHg

6:00 PM

Light rain

49° 💧 None 💨 11 mph H 63%29.77 inHg

Thursday

12:00 AM

Mostly clear night

47° 💧 None 💨 13 mph H 59%29.83 inHg

6:00 AM

Clear night

38° 💧 None 💨 5 mph H 78%29.97 inHg

12:00 PM

Mostly sunny

35° 💧 None 💨 2 mph H 85%30.12 inHg

6:00 PM

Mostly cloudy

46° 💧 None 💨 7 mph H 59%30.21 inHg

Friday

12:00 AM

Mostly clear night

48° 💧 None 💨 6 mph H 49%30.21 inHg

6:00 AM

Mostly clear night

37° 💧 None 💨 1 mph H 67%30.27 inHg

12:00 PM

Sunny

36° 💧 None 💨 1 mph H 68%30.30 inHg

6:00 PM

Sunny

50° 💧 None 💨 4 mph H 46%30.24 inHg

Saturday

12:00 AM

Mostly cloudy night

52° 💧 None 💨 1 mph H 41%30.12 inHg

6:00 AM

Partly cloudy night

42° 💧 None 💨 2 mph H 60%30.09 inHg

12:00 PM

Mostly sunny

40° 💧 None 💨 1 mph H 51%30.03 inHg

6:00 PM

Overcast

54° 💧 None 💨 4 mph H 37%30.00 inHg

Sunday

12:00 AM

Mostly cloudy night

57° 💧 None 💨 7 mph H 35%29.85 inHg

6:00 AM

Clear night

42° 💧 None 💨 5 mph H 58%29.88 inHg

12:00 PM

Partly cloudy

38° 💧 None 💨 4 mph H 70%29.91 inHg

6:00 PM

Sunny

49° 💧 None 💨 6 mph H 44%29.94 inHg

Monday

12:00 AM

Clear night

50° 💧 None 💨 7 mph H 35%29.85 inHg

6:00 AM

Clear night

38° 💧 None 💨 2 mph H 57%29.91 inHg

12:00 PM

Sunny

32° 💧 None 💨 3 mph H 81%30.00 inHg

6:00 PM

Light rain

45° 💧 None 💨 8 mph H 53%30.03 inHg

Tuesday

12:00 AM

Mostly clear night

45° 💧 None 💨 8 mph H 57%30.06 inHg

6:00 AM

Mostly clear night

35° 💧 None 💨 5 mph H 82%30.18 inHg

12:00 PM

Partly cloudy

34° 💧 None 💨 5 mph H 83%30.21 inHg

6:00 PM

Overcast

42° 💧 None 💨 11 mph H 58%30.21 inHg

Wednesday

12:00 AM

Overcast night

43° 💧 None 💨 9 mph H 50%30.21 inHg

6:00 AM

Mostly clear night

33° 💧 None 💨 4 mph H 80%30.30 inHg

12:00 PM

Sunny

29° 💧 None 💨 3 mph H 86%30.33 inHg

In Little Bitterroot Lake and, more broadly, across the state of Montana: Clear skies are expected tonight with temperatures holding steady around 62 degrees. Light southeast winds will prevail, generally blowing at 3 to 5 mph, with occasional gusts reaching up to 10 mph. No precipitation is forecasted for the evening and the upcoming hours. It will remain a cool and tranquil night, making it a good time to enjoy the clear sky and gentle breeze. Temperatures are unlikely to fluctuate significantly through the evening, providing a calm and comfortable environment.

15-Day Weather Outlook for Little Bitterroot Lake

TomorrowTomorrow

Mostly cloudy 67°/47° 💧 None 💨 6 mph

Thursday, Sep 24Thu Sep 24

Mostly sunny 75°/46° 💧 None 💨 8 mph

Friday, Sep 25Fri Sep 25

Light rain 67°/47° 💧 0.040 in 💨 16 mph

Saturday, Sep 26Sat Sep 26

Light rain 45°/38° 💧 0.086 in 💨 14 mph

Sunday, Sep 27Sun Sep 27

Mostly cloudy 53°/37° 💧 None 💨 5 mph

Monday, Sep 28Mon Sep 28

Mostly sunny 55°/39° 💧 None 💨 5 mph

Tuesday, Sep 29Tue Sep 29

Overcast 52°/41° 💧 0.001 in 💨 7 mph

Wednesday, Sep 30Wed Sep 30

Light rain 49°/43° 💧 0.114 in 💨 13 mph

Thursday, Oct 1Thu Oct 1

Mostly cloudy 48°/35° 💧 0.012 in 💨 7 mph

Friday, Oct 2Fri Oct 2

Mostly sunny 52°/36° 💧 None 💨 4 mph

Saturday, Oct 3Sat Oct 3

Partly cloudy 57°/40° 💧 None 💨 7 mph

Sunday, Oct 4Sun Oct 4

Partly cloudy 50°/38° 💧 None 💨 7 mph

Monday, Oct 5Mon Oct 5

Light rain 45°/32° 💧 0.054 in 💨 8 mph

Tuesday, Oct 6Tue Oct 6

Mostly sunny 43°/34° 💧 0.004 in 💨 11 mph

Wednesday, Oct 7Wed Oct 7

Mostly sunny 33°/29° 💧 0.000 in 💨 4 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Little Bitterroot Lake

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Little Bitterroot Lake

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 8:00 PM

PM2.5 Fine particles Good 3,2µg/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 3,8µg/m³

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

O₃ Ozone Fair 63,6µg/m³

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

NO₂ Nitrogen dioxide Good 1,7µg/m³

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

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Little Bitterroot Lake

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 3,9Moderate 🙂Fair

Tomorrow UV 4,3Moderate 🙂Fair

Thursday UV 4,4Moderate 🙂Fair

Friday UV 3,6Moderate 🙂Fair

Saturday UV 3,8Moderate 🙂Fair

Sunday UV 3,0Moderate —Unavailable

Monday UV 5,0Moderate —Unavailable

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

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

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 Little Bitterroot Lake

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · LITTLE BITTERROOT LAKE, MONTANA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 4:00 AM–5:00 AM.

100/100Best-hour score

BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 9:22 PM–5:42 AM

☁ Cloud cover 0% Real hourly forecast for the best viewing hour.

☾ Moonlight 89% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 55° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min70%

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

SEP 20–NOV 20

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

ACTIVE NOW

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

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% 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.

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Forecast data for Little Bitterroot Lake were last refreshed today at 7:02 PM. The current forecast period extends through 24/09/2026 at 5:00 PM. 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.