What is the weather in Sylvanite right now?

Current weather in Sylvanite is broken clouds.

Where can I find the hourly weather forecast for Sylvanite?

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

Is the weather forecast for Sylvanite updated regularly?

Weather data for Sylvanite is updated regularly with the latest available observations and forecasts.

Now · 4:25 AM

Sylvanite Weather & Hourly Forecast

United States · Montana · 59935

45°F

Mostly cloudy night

Feels like: 44°F

💧 Humidity 67% 🌡 Pressure 29.94 inHg 💨 Wind 3 mph 👁 Visibility 6.2 mi ☁ Clouds 63% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:57 AM 🌇 Sunset 8:30 PM

Hourly Forecast for Sylvanite

Today

5:00 AM

Mostly cloudy night

45° 💧 None 💨 3 mph H 69%29.94 inHg

8:00 AM

Overcast

44° 💧 0.03 in 💨 3 mph H 75%29.97 inHg

11:00 AM

Overcast

45° 💧 None 💨 3 mph H 96%30.00 inHg

2:00 PM

Overcast

50° 💧 None 💨 4 mph H 69%29.97 inHg

5:00 PM

Overcast

58° 💧 None 💨 6 mph H 46%29.91 inHg

8:00 PM

Mostly cloudy

58° 💧 None 💨 3 mph H 55%29.88 inHg

11:00 PM

Partly cloudy night

47° 💧 None 💨 2 mph H 77%29.97 inHg

Tomorrow

2:00 AM

Mostly clear night

42° 💧 None 💨 3 mph H 90%30.03 inHg

5:00 AM

Mostly clear night

41° 💧 None 💨 2 mph H 92%30.03 inHg

8:00 AM

Sunny

43° 💧 None 💨 2 mph H 81%30.06 inHg

11:00 AM

Mostly sunny

58° 💧 None 💨 3 mph H 38%29.94 inHg

2:00 PM

Mostly sunny

69° 💧 None 💨 3 mph H 29%29.88 inHg

5:00 PM

Mostly sunny

71° 💧 None 💨 5 mph H 27%29.83 inHg

8:00 PM

Sunny

61° 💧 None 💨 1 mph H 43%29.83 inHg

11:00 PM

Clear night

54° 💧 None 💨 3 mph H 51%29.85 inHg

Tuesday

2:00 AM

Clear night

50° 💧 None 💨 3 mph H 58%29.85 inHg

Today

5:00 AM

Mostly cloudy night

45° 💧 None 💨 3 mph H 69%29.94 inHg

6:00 AM

Mostly cloudy night

45° 💧 None 💨 3 mph H 73%29.94 inHg

7:00 AM

Overcast

45° 💧 None 💨 3 mph H 77%29.97 inHg

8:00 AM

Overcast

44° 💧 None 💨 3 mph H 75%29.97 inHg

9:00 AM

Light rain

43° 💧 0.01 in 💨 3 mph H 85%29.97 inHg

10:00 AM

Light rain

43° 💧 0.02 in 💨 3 mph H 96%30.00 inHg

11:00 AM

Overcast

45° 💧 None 💨 3 mph H 96%30.00 inHg

12:00 PM

Overcast

46° 💧 None 💨 4 mph H 89%30.00 inHg

1:00 PM

Overcast

49° 💧 None 💨 4 mph H 80%30.00 inHg

2:00 PM

Overcast

50° 💧 None 💨 4 mph H 69%29.97 inHg

3:00 PM

Overcast

55° 💧 None 💨 4 mph H 57%29.94 inHg

4:00 PM

Overcast

60° 💧 None 💨 5 mph H 47%29.94 inHg

5:00 PM

Overcast

58° 💧 None 💨 6 mph H 46%29.91 inHg

6:00 PM

Overcast

60° 💧 None 💨 4 mph H 46%29.91 inHg

7:00 PM

Mostly cloudy

61° 💧 None 💨 3 mph H 45%29.88 inHg

8:00 PM

Mostly cloudy

58° 💧 None 💨 3 mph H 55%29.88 inHg

9:00 PM

Mostly cloudy night

53° 💧 None 💨 2 mph H 68%29.91 inHg

10:00 PM

Partly cloudy night

50° 💧 None 💨 1 mph H 73%29.94 inHg

11:00 PM

Partly cloudy night

47° 💧 None 💨 2 mph H 77%29.97 inHg

Tomorrow

12:00 AM

Partly cloudy night

45° 💧 None 💨 3 mph H 82%30.00 inHg

1:00 AM

Mostly clear night

44° 💧 None 💨 3 mph H 87%30.03 inHg

2:00 AM

Mostly clear night

42° 💧 None 💨 3 mph H 90%30.03 inHg

3:00 AM

Clear night

41° 💧 None 💨 2 mph H 91%30.03 inHg

4:00 AM

Mostly clear night

41° 💧 None 💨 2 mph H 92%30.03 inHg

5:00 AM

Mostly clear night

41° 💧 None 💨 2 mph H 92%30.03 inHg

6:00 AM

Mostly clear night

42° 💧 None 💨 2 mph H 92%30.03 inHg

7:00 AM

Sunny

41° 💧 None 💨 3 mph H 93%30.06 inHg

8:00 AM

Sunny

43° 💧 None 💨 2 mph H 81%30.06 inHg

9:00 AM

Mostly sunny

47° 💧 None 💨 1 mph H 61%30.00 inHg

10:00 AM

Mostly sunny

54° 💧 None 💨 1 mph H 47%29.97 inHg

11:00 AM

Mostly sunny

58° 💧 None 💨 3 mph H 38%29.94 inHg

12:00 PM

Mostly sunny

62° 💧 None 💨 3 mph H 34%29.94 inHg

1:00 PM

Partly cloudy

66° 💧 None 💨 3 mph H 31%29.91 inHg

2:00 PM

Mostly sunny

69° 💧 None 💨 3 mph H 29%29.88 inHg

3:00 PM

Mostly sunny

72° 💧 None 💨 4 mph H 27%29.85 inHg

4:00 PM

Mostly sunny

72° 💧 None 💨 5 mph H 27%29.83 inHg

5:00 PM

Mostly sunny

71° 💧 None 💨 5 mph H 27%29.83 inHg

6:00 PM

Mostly sunny

73° 💧 None 💨 4 mph H 27%29.80 inHg

7:00 PM

Sunny

70° 💧 None 💨 3 mph H 30%29.80 inHg

8:00 PM

Sunny

61° 💧 None 💨 1 mph H 43%29.83 inHg

9:00 PM

Clear night

56° 💧 None 💨 2 mph H 47%29.85 inHg

10:00 PM

Clear night

55° 💧 None 💨 3 mph H 49%29.85 inHg

11:00 PM

Clear night

54° 💧 None 💨 3 mph H 51%29.85 inHg

Tuesday

12:00 AM

Clear night

53° 💧 None 💨 3 mph H 53%29.85 inHg

1:00 AM

Clear night

51° 💧 None 💨 3 mph H 55%29.85 inHg

2:00 AM

Clear night

50° 💧 None 💨 3 mph H 58%29.85 inHg

3:00 AM

Clear night

49° 💧 None 💨 3 mph H 60%29.85 inHg

4:00 AM

Clear night

48° 💧 None 💨 3 mph H 62%29.88 inHg

5:00 AM

Clear night

47° 💧 None 💨 3 mph H 64%29.88 inHg

6:00 AM

Clear night

47° 💧 None 💨 3 mph H 65%29.88 inHg

7:00 AM

Overcast night

47° 💧 None 💨 3 mph H 65%29.88 inHg

8:00 AM

Overcast

51° 💧 None 💨 3 mph H 58%29.88 inHg

9:00 AM

Overcast

58° 💧 None 💨 2 mph H 46%29.85 inHg

10:00 AM

Overcast

63° 💧 None 💨 2 mph H 38%29.83 inHg

11:00 AM

Overcast

69° 💧 None 💨 2 mph H 31%29.80 inHg

12:00 PM

Overcast

74° 💧 None 💨 3 mph H 25%29.77 inHg

1:00 PM

Overcast

77° 💧 None 💨 4 mph H 21%29.74 inHg

2:00 PM

Overcast

80° 💧 None 💨 3 mph H 19%29.71 inHg

3:00 PM

Overcast

81° 💧 None 💨 3 mph H 17%29.71 inHg

4:00 PM

Overcast

83° 💧 None 💨 3 mph H 16%29.68 inHg

5:00 PM

Overcast

82° 💧 None 💨 4 mph H 16%29.65 inHg

6:00 PM

Overcast

80° 💧 None 💨 8 mph H 17%29.65 inHg

7:00 PM

Overcast

78° 💧 None 💨 7 mph H 21%29.65 inHg

8:00 PM

Overcast

70° 💧 None 💨 3 mph H 28%29.68 inHg

9:00 PM

Overcast night

65° 💧 None 💨 3 mph H 31%29.71 inHg

10:00 PM

Overcast night

65° 💧 None 💨 2 mph H 30%29.71 inHg

11:00 PM

Overcast night

63° 💧 None 💨 3 mph H 33%29.71 inHg

Wednesday

12:00 AM

Overcast night

63° 💧 None 💨 3 mph H 33%29.74 inHg

1:00 AM

Overcast night

61° 💧 None 💨 4 mph H 35%29.74 inHg

2:00 AM

Overcast night

60° 💧 None 💨 2 mph H 37%29.71 inHg

3:00 AM

Overcast night

57° 💧 None 💨 2 mph H 47%29.74 inHg

4:00 AM

Overcast night

56° 💧 None 💨 3 mph H 47%29.74 inHg

5:00 AM

Overcast night

57° 💧 None 💨 2 mph H 46%29.71 inHg

6:00 AM

Overcast night

55° 💧 None 💨 1 mph H 49%29.74 inHg

7:00 AM

Overcast night

55° 💧 None 💨 2 mph H 49%29.74 inHg

8:00 AM

Overcast

57° 💧 None 💨 2 mph H 49%29.74 inHg

9:00 AM

Overcast

61° 💧 None 💨 3 mph H 45%29.71 inHg

10:00 AM

Overcast

65° 💧 None 💨 3 mph H 41%29.71 inHg

11:00 AM

Overcast

68° 💧 None 💨 5 mph H 38%29.71 inHg

12:00 PM

Overcast

69° 💧 None 💨 6 mph H 37%29.68 inHg

1:00 PM

Overcast

69° 💧 None 💨 7 mph H 39%29.71 inHg

2:00 PM

Overcast

69° 💧 None 💨 7 mph H 43%29.71 inHg

3:00 PM

Overcast

67° 💧 None 💨 6 mph H 46%29.71 inHg

4:00 PM

Overcast

67° 💧 None 💨 7 mph H 48%29.68 inHg

5:00 PM

Overcast

66° 💧 None 💨 12 mph H 48%29.68 inHg

6:00 PM

Light rain

59° 💧 0.00 in 💨 8 mph H 60%29.74 inHg

7:00 PM

Light rain

55° 💧 0.00 in 💨 7 mph H 73%29.77 inHg

8:00 PM

Overcast

52° 💧 None 💨 4 mph H 82%29.80 inHg

9:00 PM

Overcast night

50° 💧 None 💨 2 mph H 85%29.83 inHg

10:00 PM

Overcast night

51° 💧 None 💨 3 mph H 84%29.83 inHg

11:00 PM

Overcast night

50° 💧 None 💨 3 mph H 84%29.80 inHg

Thursday

12:00 AM

Overcast night

47° 💧 None 💨 3 mph H 94%29.83 inHg

1:00 AM

Overcast night

47° 💧 None 💨 3 mph H 94%29.83 inHg

2:00 AM

Overcast night

45° 💧 None 💨 2 mph H 96%29.83 inHg

3:00 AM

Overcast night

44° 💧 None 💨 2 mph H 96%29.83 inHg

In Sylvanite and, more broadly, across the state of Montana: This evening, mostly cloudy skies will prevail with temperatures holding steady around 60 degrees. Light southeast winds at about 4 mph will be felt, with occasional gusts up to 3 mph. A slight chance of rain exists, with potential accumulation around 0.02 inches, and the highest probability of rain occurring later in the evening. Conditions remain cool and damp, so plan accordingly if you’re out and about. Overnight, skies may remain mostly cloudy with similar temperatures, and the chance of rain decreasing gradually. Expect a quiet night with gentle breezes and mild temperatures.

15-Day Weather Outlook for Sylvanite

TomorrowTomorrow

Partly cloudy 73°/41° 💧 None 💨 5 mph

Tuesday, Sep 1Tue Sep 1

Overcast 83°/47° 💧 None 💨 8 mph

Wednesday, Sep 2Wed Sep 2

Light rain 69°/50° 💧 0.01 in 💨 8 mph

Thursday, Sep 3Thu Sep 3

Mostly cloudy 63°/43° 💧 None 💨 8 mph

Friday, Sep 4Fri Sep 4

Sunny 73°/42° 💧 None 💨 5 mph

Saturday, Sep 5Sat Sep 5

Light rain 71°/46° 💧 0.01 in 💨 9 mph

Sunday, Sep 6Sun Sep 6

Sunny 70°/44° 💧 None 💨 14 mph

Monday, Sep 7Mon Sep 7

Sunny 75°/45° 💧 None 💨 14 mph

Tuesday, Sep 8Tue Sep 8

Partly cloudy 74°/49° 💧 None 💨 11 mph

Wednesday, Sep 9Wed Sep 9

Light rain 68°/51° 💧 0.09 in 💨 11 mph

Thursday, Sep 10Thu Sep 10

Sunny 71°/36° 💧 None 💨 6 mph

Friday, Sep 11Fri Sep 11

Mostly sunny 78°/44° 💧 None 💨 5 mph

Saturday, Sep 12Sat Sep 12

Overcast 62°/52° 💧 None 💨 11 mph

Sunday, Sep 13Sun Sep 13

Sunny 75°/42° 💧 None 💨 3 mph

Monday, Sep 14Mon Sep 14

Sunny 68°/48° 💧 None 💨 14 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Sylvanite

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Sylvanite

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 5:00 AM

PM2.5 Fine particles Good 2,1µg/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 2,4µg/m³

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

O₃ Ozone Good 56,4µg/m³

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

NO₂ Nitrogen dioxide Good 2,2µg/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 Sylvanite

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 4,1Moderate 😊Good

Tomorrow UV 5,8Moderate 🙂Fair

Tuesday UV 5,4Moderate 🙂Fair

Wednesday UV 3,3Moderate 🙂Fair

Thursday UV 4,0Moderate 😊Good

Friday UV 4,0Moderate —Unavailable

Saturday UV 5,0Moderate —Unavailable

Hourly UV index today

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

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

Moderate UV risk

Sunglasses and sun protection are recommended for 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 Sylvanite

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 3.32 Population: 145

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Forecast data for Sylvanite were last refreshed today at 3:31 AM. The current forecast period extends through 01/09/2026 at 2:00 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.