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Now · 10:20 AM

White Sulphur Springs Weather & Hourly Forecast

United States · Montana · 59645

55°F

Mostly sunny

Feels like: 51°F

💧 Humidity 44% 🌡 Pressure 30.27 inHg 💨 Wind 2 mph 👁 Visibility 28.9 mi ☁ Clouds 26% ☀️ UV index 2.2 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for White Sulphur Springs

Today

11:00 AM

Mostly cloudy

59° 💧 None 💨 2 mph H 38%30.24 inHg

2:00 PM

Sunny

65° 💧 None 💨 10 mph H 28%30.18 inHg

5:00 PM

Sunny

66° 💧 None 💨 9 mph H 25%30.12 inHg

8:00 PM

Clear night

58° 💧 None 💨 1 mph H 39%30.09 inHg

11:00 PM

Clear night

52° 💧 None 💨 4 mph H 50%30.06 inHg

Tomorrow

2:00 AM

Mostly clear night

48° 💧 None 💨 5 mph H 62%30.03 inHg

5:00 AM

Partly cloudy night

49° 💧 None 💨 6 mph H 53%29.97 inHg

8:00 AM

Mostly sunny

52° 💧 None 💨 6 mph H 48%29.97 inHg

11:00 AM

Partly cloudy

68° 💧 None 💨 10 mph H 26%29.91 inHg

2:00 PM

Partly cloudy

74° 💧 None 💨 9 mph H 21%29.80 inHg

5:00 PM

Partly cloudy

75° 💧 None 💨 10 mph H 19%29.71 inHg

8:00 PM

Mostly clear night

63° 💧 None 💨 8 mph H 34%29.74 inHg

11:00 PM

Mostly clear night

59° 💧 None 💨 0 mph H 35%29.77 inHg

Friday

2:00 AM

Mostly clear night

55° 💧 None 💨 2 mph H 46%29.77 inHg

5:00 AM

Mostly cloudy night

51° 💧 0.001 in 💨 1 mph H 57%29.77 inHg

8:00 AM

Light rain

48° 💧 0.094 in 💨 6 mph H 90%29.88 inHg

Today

11:00 AM

Mostly cloudy

59° 💧 None 💨 2 mph H 38%30.24 inHg

12:00 PM

Mostly sunny

61° 💧 None 💨 5 mph H 35%30.24 inHg

1:00 PM

Sunny

64° 💧 None 💨 9 mph H 30%30.21 inHg

2:00 PM

Sunny

65° 💧 None 💨 10 mph H 28%30.18 inHg

3:00 PM

Sunny

66° 💧 None 💨 10 mph H 27%30.15 inHg

4:00 PM

Sunny

67° 💧 None 💨 10 mph H 26%30.12 inHg

5:00 PM

Sunny

66° 💧 None 💨 9 mph H 25%30.12 inHg

6:00 PM

Sunny

66° 💧 None 💨 7 mph H 26%30.09 inHg

7:00 PM

Sunny

63° 💧 None 💨 2 mph H 40%30.06 inHg

8:00 PM

Clear night

58° 💧 None 💨 1 mph H 39%30.09 inHg

9:00 PM

Clear night

57° 💧 None 💨 1 mph H 40%30.09 inHg

10:00 PM

Clear night

54° 💧 None 💨 2 mph H 44%30.09 inHg

11:00 PM

Clear night

52° 💧 None 💨 4 mph H 50%30.06 inHg

Tomorrow

12:00 AM

Mostly clear night

50° 💧 None 💨 4 mph H 58%30.06 inHg

1:00 AM

Clear night

49° 💧 None 💨 5 mph H 61%30.03 inHg

2:00 AM

Mostly clear night

48° 💧 None 💨 5 mph H 62%30.03 inHg

3:00 AM

Partly cloudy night

49° 💧 None 💨 5 mph H 59%30.00 inHg

4:00 AM

Partly cloudy night

49° 💧 None 💨 6 mph H 55%30.00 inHg

5:00 AM

Partly cloudy night

49° 💧 None 💨 6 mph H 53%29.97 inHg

6:00 AM

Partly cloudy night

49° 💧 None 💨 5 mph H 52%29.97 inHg

7:00 AM

Mostly sunny

48° 💧 None 💨 5 mph H 52%29.97 inHg

8:00 AM

Mostly sunny

52° 💧 None 💨 6 mph H 48%29.97 inHg

9:00 AM

Mostly sunny

59° 💧 None 💨 6 mph H 40%29.97 inHg

10:00 AM

Partly cloudy

64° 💧 None 💨 7 mph H 31%29.94 inHg

11:00 AM

Partly cloudy

68° 💧 None 💨 10 mph H 26%29.91 inHg

12:00 PM

Partly cloudy

70° 💧 None 💨 10 mph H 22%29.88 inHg

1:00 PM

Partly cloudy

72° 💧 None 💨 9 mph H 21%29.83 inHg

2:00 PM

Partly cloudy

74° 💧 None 💨 9 mph H 21%29.80 inHg

3:00 PM

Partly cloudy

75° 💧 None 💨 11 mph H 19%29.77 inHg

4:00 PM

Partly cloudy

76° 💧 None 💨 11 mph H 18%29.74 inHg

5:00 PM

Partly cloudy

75° 💧 None 💨 10 mph H 19%29.71 inHg

6:00 PM

Partly cloudy

74° 💧 None 💨 7 mph H 19%29.71 inHg

7:00 PM

Partly cloudy

69° 💧 None 💨 3 mph H 32%29.71 inHg

8:00 PM

Mostly clear night

63° 💧 None 💨 8 mph H 34%29.74 inHg

9:00 PM

Mostly clear night

60° 💧 None 💨 3 mph H 36%29.74 inHg

10:00 PM

Mostly clear night

60° 💧 None 💨 1 mph H 35%29.77 inHg

11:00 PM

Mostly clear night

59° 💧 None 💨 0 mph H 35%29.77 inHg

Friday

12:00 AM

Mostly clear night

57° 💧 None 💨 1 mph H 38%29.77 inHg

1:00 AM

Mostly clear night

55° 💧 None 💨 3 mph H 42%29.77 inHg

2:00 AM

Mostly clear night

55° 💧 None 💨 2 mph H 46%29.77 inHg

3:00 AM

Clear night

53° 💧 None 💨 1 mph H 49%29.77 inHg

4:00 AM

Mostly cloudy night

52° 💧 None 💨 1 mph H 53%29.77 inHg

5:00 AM

Mostly cloudy night

51° 💧 None 💨 1 mph H 57%29.77 inHg

6:00 AM

Overcast night

50° 💧 None 💨 7 mph H 70%29.83 inHg

7:00 AM

Overcast

49° 💧 0.001 in 💨 6 mph H 80%29.85 inHg

8:00 AM

Light rain

48° 💧 0.012 in 💨 6 mph H 90%29.88 inHg

9:00 AM

Light rain

49° 💧 0.074 in 💨 2 mph H 93%29.88 inHg

10:00 AM

Light rain

52° 💧 0.008 in 💨 3 mph H 81%29.85 inHg

11:00 AM

Sunny

57° 💧 0.001 in 💨 4 mph H 57%29.85 inHg

12:00 PM

Partly cloudy

60° 💧 0.001 in 💨 6 mph H 51%29.83 inHg

1:00 PM

Light rain

60° 💧 0.007 in 💨 8 mph H 47%29.83 inHg

2:00 PM

Mostly cloudy

61° 💧 0.002 in 💨 10 mph H 43%29.83 inHg

3:00 PM

Mostly cloudy

62° 💧 0.001 in 💨 11 mph H 39%29.83 inHg

4:00 PM

Mostly cloudy

59° 💧 0.000 in 💨 13 mph H 41%29.85 inHg

5:00 PM

Mostly sunny

56° 💧 None 💨 12 mph H 53%29.91 inHg

6:00 PM

Sunny

55° 💧 None 💨 10 mph H 55%29.91 inHg

Saturday

3:00 AM

Mostly cloudy night

45° 💧 None 💨 3 mph H 88%30.03 inHg

6:00 AM

Overcast night

47° 💧 None 💨 1 mph H 84%30.03 inHg

9:00 AM

Mostly cloudy

47° 💧 None 💨 3 mph H 81%30.03 inHg

12:00 PM

Mostly cloudy

55° 💧 None 💨 6 mph H 57%29.97 inHg

3:00 PM

Mostly sunny

59° 💧 None 💨 10 mph H 50%29.85 inHg

6:00 PM

Partly cloudy

55° 💧 None 💨 8 mph H 58%29.83 inHg

9:00 PM

Light rain

49° 💧 None 💨 4 mph H 77%29.85 inHg

Sunday

12:00 AM

Mostly cloudy night

46° 💧 None 💨 3 mph H 88%29.83 inHg

3:00 AM

Mostly cloudy night

44° 💧 None 💨 2 mph H 87%29.83 inHg

6:00 AM

Overcast night

44° 💧 None 💨 2 mph H 87%29.80 inHg

9:00 AM

Light rain

46° 💧 None 💨 5 mph H 82%29.80 inHg

12:00 PM

Moderate rain

45° 💧 None 💨 4 mph H 88%29.83 inHg

3:00 PM

Heavy rain

48° 💧 None 💨 3 mph H 80%29.85 inHg

6:00 PM

Light rain

44° 💧 None 💨 8 mph H 88%29.94 inHg

9:00 PM

Light rain

40° 💧 None 💨 8 mph H 94%30.09 inHg

Monday

12:00 AM

Overcast night

38° 💧 None 💨 6 mph H 95%30.15 inHg

3:00 AM

Overcast night

39° 💧 None 💨 3 mph H 90%30.15 inHg

6:00 AM

Partly cloudy night

37° 💧 None 💨 1 mph H 96%30.15 inHg

9:00 AM

Partly cloudy

41° 💧 None 💨 3 mph H 82%30.18 inHg

12:00 PM

Sunny

50° 💧 None 💨 3 mph H 51%30.12 inHg

3:00 PM

Sunny

55° 💧 None 💨 5 mph H 36%30.06 inHg

6:00 PM

Sunny

55° 💧 None 💨 3 mph H 35%30.06 inHg

9:00 PM

Clear night

46° 💧 None 💨 1 mph H 54%30.09 inHg

Tuesday

12:00 AM

Clear night

42° 💧 None 💨 2 mph H 59%30.09 inHg

6:00 AM

Clear night

41° 💧 None 💨 2 mph H 60%30.09 inHg

12:00 PM

Sunny

35° 💧 None 💨 3 mph H 85%30.09 inHg

6:00 PM

Sunny

59° 💧 None 💨 6 mph H 41%29.97 inHg

Wednesday

12:00 AM

Clear night

65° 💧 None 💨 4 mph H 27%29.83 inHg

6:00 AM

Mostly clear night

47° 💧 None 💨 2 mph H 58%29.88 inHg

12:00 PM

Sunny

44° 💧 None 💨 1 mph H 65%29.91 inHg

6:00 PM

Mostly sunny

65° 💧 None 💨 6 mph H 34%29.88 inHg

Thursday

12:00 AM

Mostly cloudy night

59° 💧 None 💨 11 mph H 52%29.91 inHg

6:00 AM

Mostly cloudy night

46° 💧 None 💨 8 mph H 97%30.12 inHg

12:00 PM

Overcast

44° 💧 None 💨 6 mph H 95%30.18 inHg

6:00 PM

Overcast

52° 💧 None 💨 4 mph H 69%30.18 inHg

Friday

12:00 AM

Mostly clear night

56° 💧 None 💨 4 mph H 61%30.06 inHg

6:00 AM

Clear night

43° 💧 None 💨 4 mph H 95%30.09 inHg

12:00 PM

Overcast

43° 💧 None 💨 5 mph H 94%30.00 inHg

6:00 PM

Light rain

66° 💧 None 💨 9 mph H 48%29.80 inHg

Saturday

12:00 AM

Moderate rain

58° 💧 None 💨 13 mph H 61%29.77 inHg

6:00 AM

Partly cloudy night

44° 💧 None 💨 3 mph H 90%29.94 inHg

12:00 PM

Mostly cloudy

44° 💧 None 💨 4 mph H 85%30.00 inHg

6:00 PM

Sunny

57° 💧 None 💨 6 mph H 46%30.00 inHg

Sunday

12:00 AM

Clear night

60° 💧 None 💨 3 mph H 38%29.88 inHg

6:00 AM

Clear night

45° 💧 None 💨 1 mph H 68%29.91 inHg

12:00 PM

Sunny

41° 💧 None 💨 2 mph H 71%29.88 inHg

6:00 PM

Sunny

59° 💧 None 💨 3 mph H 42%29.85 inHg

Monday

12:00 AM

Partly cloudy night

62° 💧 None 💨 5 mph H 37%29.77 inHg

6:00 AM

Mostly cloudy night

49° 💧 None 💨 1 mph H 58%29.80 inHg

12:00 PM

Partly cloudy

44° 💧 None 💨 1 mph H 76%29.83 inHg

6:00 PM

Light rain

51° 💧 None 💨 3 mph H 68%29.91 inHg

Tuesday

12:00 AM

Light rain

48° 💧 None 💨 7 mph H 81%30.00 inHg

6:00 AM

Light rain

43° 💧 None 💨 9 mph H 95%30.24 inHg

12:00 PM

Overcast

40° 💧 None 💨 8 mph H 94%30.39 inHg

6:00 PM

Mostly cloudy

48° 💧 None 💨 5 mph H 64%30.39 inHg

Wednesday

12:00 AM

Mostly clear night

54° 💧 None 💨 3 mph H 52%30.27 inHg

6:00 AM

Mostly cloudy night

39° 💧 None 💨 4 mph H 83%30.27 inHg

12:00 PM

Partly cloudy

37° 💧 None 💨 2 mph H 86%30.24 inHg

6:00 PM

Mostly sunny

58° 💧 None 💨 2 mph H 46%30.15 inHg

Thursday

12:00 AM

Clear night

63° 💧 None 💨 7 mph H 43%30.03 inHg

In White Sulphur Springs and, more broadly, across the state of Montana: Skies will remain clear through the afternoon, with mild temperatures ranging from 55 to 69 degrees. Winds will be coming from the west at a steady 16 mph, with gusts reaching up to 34 mph. No precipitation is expected, so conditions will be dry and pleasant. The moderate wind could cause some breezy moments, especially in open areas. Overall, it will be a comfortable day with plenty of sunshine and no weather-related disruptions. As the day progresses, temperatures will gradually stay within the mild range, making for good outdoor conditions. Remember to stay hydrated and be cautious of the gusty winds if you're planning to be outside.

15-Day Weather Outlook for White Sulphur Springs

TomorrowTomorrow

Mostly sunny 76°/48° 💧 None 💨 11 mph

Friday, Sep 11Fri Sep 11

Partly cloudy 74°/48° 💧 None 💨 13 mph

Saturday, Sep 12Sat Sep 12

Overcast 59°/45° 💧 0.076 in 💨 10 mph

Sunday, Sep 13Sun Sep 13

Heavy rain 55°/44° 💧 0.574 in 💨 8 mph

Monday, Sep 14Mon Sep 14

Light rain 55°/37° 💧 0.329 in 💨 8 mph

Tuesday, Sep 15Tue Sep 15

Sunny 55°/35° 💧 0.007 in 💨 3 mph

Wednesday, Sep 16Wed Sep 16

Mostly sunny 65°/44° 💧 None 💨 6 mph

Thursday, Sep 17Thu Sep 17

Mostly cloudy 65°/44° 💧 0.092 in 💨 11 mph

Friday, Sep 18Fri Sep 18

Overcast 56°/43° 💧 0.001 in 💨 5 mph

Saturday, Sep 19Sat Sep 19

Moderate rain 66°/44° 💧 0.166 in 💨 13 mph

Sunday, Sep 20Sun Sep 20

Sunny 60°/41° 💧 None 💨 6 mph

Monday, Sep 21Mon Sep 21

Partly cloudy 62°/44° 💧 0.008 in 💨 5 mph

Tuesday, Sep 22Tue Sep 22

Light rain 51°/40° 💧 0.316 in 💨 9 mph

Wednesday, Sep 23Wed Sep 23

Mostly cloudy 54°/37° 💧 0.007 in 💨 5 mph

Thursday, Sep 24Thu Sep 24

Mostly sunny 63°/58° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in White Sulphur Springs

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for White Sulphur Springs

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 11:00 AM

PM2.5 Fine particles Good 0,5µg/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 0,5µg/m³

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

O₃ Ozone Fair 74,6µg/m³

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

NO₂ Nitrogen dioxide Good 0,8µg/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 White Sulphur Springs

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 5,9Moderate 🙂Fair

Tomorrow UV 6,2High 😐Moderate

Friday UV 5,4Moderate 🙂Fair

Saturday UV 4,3Moderate 🙂Fair

Sunday UV 2,0Low 🙂Fair

Monday UV 4,0Moderate —Unavailable

Tuesday UV 4,0Moderate —Unavailable

Hourly UV index today

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

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 White Sulphur Springs

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · WHITE SULPHUR SPRINGS, MONTANA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 10:00 PM–11:00 PM.

100/100Best-hour score

BEST TIME TONIGHT 10:00 PM–11:00 PM Astronomical darkness: 9:32 PM–5:10 AM

☁ Cloud cover 0% 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 17° high at the best hour.

✦ Estimated visible meteors 0–2/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min38%

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 White Sulphur Springs were last refreshed today at 10:20 AM. The current forecast period extends through 11/09/2026 at 8:00 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.