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Current weather in Sand Coulee is broken clouds.

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

Is the weather forecast for Sand Coulee updated regularly?

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

Now · 12:38 PM

Sand Coulee Weather & Hourly Forecast

United States · Montana · 59472

61°F

Mostly cloudy

Feels like: 56°F

💧 Humidity 50% 🌡 Pressure 30.00 inHg 💨 Wind 7 mph 👁 Visibility 27.7 mi ☁ Clouds 78% ☀️ UV index 3.5 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Sand Coulee

Today

1:00 PM

Mostly cloudy

61° 💧 None 💨 7 mph H 50%30.00 inHg

4:00 PM

Partly cloudy

66° 💧 None 💨 6 mph H 40%29.91 inHg

7:00 PM

Mostly cloudy

62° 💧 None 💨 8 mph H 46%29.91 inHg

10:00 PM

Partly cloudy night

52° 💧 None 💨 8 mph H 67%30.00 inHg

Tomorrow

1:00 AM

Mostly clear night

47° 💧 None 💨 7 mph H 82%30.06 inHg

4:00 AM

Mostly cloudy night

44° 💧 None 💨 6 mph H 91%30.15 inHg

7:00 AM

Clear night

43° 💧 None 💨 5 mph H 95%30.24 inHg

10:00 AM

Partly cloudy

50° 💧 None 💨 6 mph H 75%30.27 inHg

1:00 PM

Sunny

58° 💧 None 💨 4 mph H 56%30.24 inHg

4:00 PM

Sunny

63° 💧 None 💨 7 mph H 48%30.21 inHg

7:00 PM

Sunny

59° 💧 None 💨 7 mph H 55%30.18 inHg

10:00 PM

Clear night

52° 💧 None 💨 6 mph H 73%30.21 inHg

Thursday

1:00 AM

Clear night

48° 💧 None 💨 4 mph H 81%30.21 inHg

4:00 AM

Clear night

44° 💧 None 💨 4 mph H 91%30.18 inHg

7:00 AM

Clear night

43° 💧 None 💨 2 mph H 91%30.12 inHg

10:00 AM

Sunny

57° 💧 None 💨 3 mph H 61%30.12 inHg

Today

1:00 PM

Mostly cloudy

61° 💧 None 💨 7 mph H 50%30.00 inHg

2:00 PM

Mostly cloudy

63° 💧 None 💨 7 mph H 45%29.97 inHg

3:00 PM

Mostly cloudy

65° 💧 None 💨 6 mph H 42%29.94 inHg

4:00 PM

Partly cloudy

66° 💧 None 💨 6 mph H 40%29.91 inHg

5:00 PM

Partly cloudy

66° 💧 None 💨 7 mph H 38%29.91 inHg

6:00 PM

Mostly cloudy

65° 💧 None 💨 9 mph H 39%29.91 inHg

7:00 PM

Mostly cloudy

62° 💧 None 💨 8 mph H 46%29.91 inHg

8:00 PM

Mostly cloudy night

58° 💧 None 💨 11 mph H 54%29.94 inHg

9:00 PM

Partly cloudy night

55° 💧 None 💨 8 mph H 60%29.97 inHg

10:00 PM

Partly cloudy night

52° 💧 None 💨 8 mph H 67%30.00 inHg

11:00 PM

Mostly clear night

50° 💧 None 💨 3 mph H 74%30.03 inHg

Tomorrow

12:00 AM

Clear night

49° 💧 None 💨 3 mph H 77%30.06 inHg

1:00 AM

Mostly clear night

47° 💧 None 💨 7 mph H 82%30.06 inHg

2:00 AM

Mostly clear night

46° 💧 None 💨 7 mph H 85%30.09 inHg

3:00 AM

Partly cloudy night

45° 💧 None 💨 7 mph H 87%30.12 inHg

4:00 AM

Mostly cloudy night

44° 💧 None 💨 6 mph H 91%30.15 inHg

5:00 AM

Partly cloudy night

43° 💧 None 💨 5 mph H 93%30.15 inHg

6:00 AM

Mostly clear night

43° 💧 None 💨 5 mph H 95%30.18 inHg

7:00 AM

Clear night

43° 💧 None 💨 5 mph H 95%30.24 inHg

8:00 AM

Mostly sunny

44° 💧 None 💨 7 mph H 94%30.27 inHg

9:00 AM

Mostly sunny

47° 💧 None 💨 7 mph H 85%30.27 inHg

10:00 AM

Partly cloudy

50° 💧 None 💨 6 mph H 75%30.27 inHg

11:00 AM

Mostly sunny

53° 💧 None 💨 5 mph H 65%30.27 inHg

12:00 PM

Sunny

56° 💧 None 💨 3 mph H 59%30.27 inHg

1:00 PM

Sunny

58° 💧 None 💨 4 mph H 56%30.24 inHg

2:00 PM

Sunny

60° 💧 None 💨 4 mph H 52%30.24 inHg

3:00 PM

Sunny

62° 💧 None 💨 5 mph H 49%30.21 inHg

4:00 PM

Sunny

63° 💧 None 💨 7 mph H 48%30.21 inHg

5:00 PM

Sunny

62° 💧 None 💨 8 mph H 49%30.21 inHg

6:00 PM

Sunny

61° 💧 None 💨 8 mph H 49%30.18 inHg

7:00 PM

Sunny

59° 💧 None 💨 7 mph H 55%30.18 inHg

8:00 PM

Clear night

55° 💧 None 💨 7 mph H 64%30.21 inHg

9:00 PM

Clear night

53° 💧 None 💨 6 mph H 69%30.21 inHg

10:00 PM

Clear night

52° 💧 None 💨 6 mph H 73%30.21 inHg

11:00 PM

Clear night

52° 💧 None 💨 7 mph H 73%30.21 inHg

Thursday

12:00 AM

Clear night

50° 💧 None 💨 6 mph H 75%30.21 inHg

1:00 AM

Clear night

48° 💧 None 💨 4 mph H 81%30.21 inHg

2:00 AM

Clear night

46° 💧 None 💨 4 mph H 86%30.18 inHg

3:00 AM

Clear night

45° 💧 None 💨 4 mph H 89%30.18 inHg

4:00 AM

Clear night

44° 💧 None 💨 4 mph H 91%30.18 inHg

5:00 AM

Clear night

44° 💧 None 💨 3 mph H 90%30.15 inHg

6:00 AM

Clear night

43° 💧 None 💨 3 mph H 90%30.15 inHg

7:00 AM

Clear night

43° 💧 None 💨 2 mph H 91%30.12 inHg

8:00 AM

Sunny

46° 💧 None 💨 2 mph H 83%30.12 inHg

9:00 AM

Sunny

53° 💧 None 💨 1 mph H 75%30.12 inHg

10:00 AM

Sunny

57° 💧 None 💨 3 mph H 61%30.12 inHg

11:00 AM

Sunny

61° 💧 None 💨 6 mph H 55%30.12 inHg

12:00 PM

Sunny

63° 💧 None 💨 7 mph H 51%30.09 inHg

1:00 PM

Sunny

66° 💧 None 💨 8 mph H 48%30.06 inHg

2:00 PM

Sunny

68° 💧 None 💨 8 mph H 46%30.03 inHg

3:00 PM

Sunny

70° 💧 None 💨 8 mph H 45%29.97 inHg

4:00 PM

Sunny

71° 💧 None 💨 9 mph H 47%29.94 inHg

5:00 PM

Sunny

71° 💧 None 💨 9 mph H 48%29.94 inHg

6:00 PM

Sunny

71° 💧 None 💨 9 mph H 50%29.91 inHg

7:00 PM

Sunny

67° 💧 None 💨 6 mph H 58%29.91 inHg

8:00 PM

Mostly clear night

62° 💧 None 💨 4 mph H 69%29.94 inHg

9:00 PM

Mostly clear night

61° 💧 None 💨 1 mph H 72%29.94 inHg

10:00 PM

Partly cloudy night

58° 💧 None 💨 3 mph H 78%29.97 inHg

11:00 PM

Mostly cloudy night

57° 💧 None 💨 5 mph H 81%30.00 inHg

Friday

12:00 AM

Overcast night

57° 💧 None 💨 6 mph H 81%30.00 inHg

1:00 AM

Clear night

57° 💧 None 💨 5 mph H 80%30.00 inHg

2:00 AM

Clear night

56° 💧 None 💨 6 mph H 81%30.00 inHg

3:00 AM

Clear night

55° 💧 None 💨 5 mph H 84%30.03 inHg

4:00 AM

Clear night

54° 💧 None 💨 4 mph H 86%30.03 inHg

5:00 AM

Mostly clear night

53° 💧 None 💨 3 mph H 87%30.03 inHg

6:00 AM

Clear night

53° 💧 None 💨 4 mph H 86%30.03 inHg

9:00 AM

Sunny

54° 💧 None 💨 5 mph H 89%30.09 inHg

12:00 PM

Mostly cloudy

66° 💧 None 💨 3 mph H 64%30.06 inHg

3:00 PM

Mostly sunny

72° 💧 None 💨 5 mph H 54%30.00 inHg

6:00 PM

Overcast

69° 💧 None 💨 7 mph H 58%29.97 inHg

9:00 PM

Light rain

59° 💧 None 💨 6 mph H 94%30.06 inHg

Saturday

12:00 AM

Light rain

57° 💧 None 💨 4 mph H 98%30.06 inHg

3:00 AM

Moderate rain

56° 💧 None 💨 4 mph H 99%30.06 inHg

6:00 AM

Mostly cloudy night

55° 💧 None 💨 2 mph H 97%30.03 inHg

9:00 AM

Overcast

56° 💧 None 💨 5 mph H 94%30.06 inHg

12:00 PM

Overcast

60° 💧 None 💨 4 mph H 80%30.03 inHg

3:00 PM

Mostly cloudy

66° 💧 None 💨 5 mph H 63%29.97 inHg

6:00 PM

Mostly cloudy

66° 💧 None 💨 5 mph H 60%29.97 inHg

9:00 PM

Overcast night

57° 💧 None 💨 7 mph H 89%30.03 inHg

Sunday

12:00 AM

Clear night

55° 💧 None 💨 5 mph H 92%30.03 inHg

3:00 AM

Clear night

53° 💧 None 💨 6 mph H 89%30.03 inHg

6:00 AM

Clear night

52° 💧 None 💨 7 mph H 88%30.03 inHg

9:00 AM

Sunny

56° 💧 None 💨 7 mph H 78%30.09 inHg

12:00 PM

Sunny

68° 💧 None 💨 7 mph H 53%30.06 inHg

3:00 PM

Sunny

73° 💧 None 💨 4 mph H 40%30.03 inHg

6:00 PM

Sunny

72° 💧 None 💨 1 mph H 44%30.00 inHg

9:00 PM

Clear night

59° 💧 None 💨 2 mph H 68%30.03 inHg

Monday

12:00 AM

Clear night

54° 💧 None 💨 3 mph H 73%30.03 inHg

6:00 AM

Clear night

54° 💧 None 💨 4 mph H 73%30.03 inHg

12:00 PM

Sunny

49° 💧 None 💨 2 mph H 77%30.03 inHg

6:00 PM

Sunny

71° 💧 None 💨 2 mph H 46%30.00 inHg

Tuesday

12:00 AM

Clear night

74° 💧 None 💨 5 mph H 43%29.88 inHg

6:00 AM

Clear night

58° 💧 None 💨 1 mph H 58%29.88 inHg

12:00 PM

Sunny

52° 💧 None 💨 1 mph H 72%29.88 inHg

6:00 PM

Mostly sunny

71° 💧 None 💨 4 mph H 44%29.80 inHg

Wednesday

12:00 AM

Mostly cloudy night

74° 💧 None 💨 6 mph H 46%29.65 inHg

6:00 AM

Mostly clear night

63° 💧 None 💨 5 mph H 47%29.65 inHg

12:00 PM

Partly cloudy

58° 💧 None 💨 1 mph H 60%29.68 inHg

6:00 PM

Partly cloudy

76° 💧 None 💨 11 mph H 34%29.65 inHg

Thursday

12:00 AM

Mostly cloudy night

74° 💧 None 💨 8 mph H 37%29.62 inHg

6:00 AM

Mostly clear night

57° 💧 None 💨 4 mph H 81%29.71 inHg

12:00 PM

Mostly cloudy

52° 💧 None 💨 4 mph H 87%29.77 inHg

6:00 PM

Sunny

67° 💧 None 💨 5 mph H 56%29.74 inHg

Friday

12:00 AM

Moderate rain

68° 💧 None 💨 9 mph H 65%29.62 inHg

6:00 AM

Overcast night

56° 💧 None 💨 4 mph H 97%29.68 inHg

12:00 PM

Mostly cloudy

54° 💧 None 💨 5 mph H 98%29.62 inHg

6:00 PM

Moderate rain

52° 💧 None 💨 17 mph H 86%29.65 inHg

Saturday

12:00 AM

Overcast night

54° 💧 None 💨 20 mph H 52%29.74 inHg

6:00 AM

Clear night

51° 💧 None 💨 16 mph H 48%29.77 inHg

12:00 PM

Sunny

48° 💧 None 💨 13 mph H 48%29.80 inHg

6:00 PM

Mostly cloudy

61° 💧 None 💨 12 mph H 33%29.83 inHg

Sunday

12:00 AM

Overcast night

61° 💧 None 💨 3 mph H 44%29.80 inHg

6:00 AM

Light rain

51° 💧 None 💨 3 mph H 86%29.88 inHg

12:00 PM

Light rain

48° 💧 None 💨 7 mph H 91%29.97 inHg

6:00 PM

Partly cloudy

59° 💧 None 💨 12 mph H 45%29.94 inHg

Monday

12:00 AM

Mostly cloudy night

60° 💧 None 💨 9 mph H 41%29.91 inHg

6:00 AM

Mostly clear night

50° 💧 None 💨 8 mph H 68%30.00 inHg

12:00 PM

Mostly sunny

48° 💧 None 💨 10 mph H 72%30.03 inHg

6:00 PM

Sunny

61° 💧 None 💨 11 mph H 46%30.06 inHg

Tuesday

12:00 AM

Clear night

65° 💧 None 💨 3 mph H 48%30.00 inHg

6:00 AM

Clear night

49° 💧 None 💨 3 mph H 78%30.12 inHg

12:00 PM

Sunny

43° 💧 None 💨 3 mph H 85%30.15 inHg

6:00 PM

Partly cloudy

64° 💧 None 💨 1 mph H 51%30.15 inHg

Wednesday

12:00 AM

Clear night

67° 💧 None 💨 6 mph H 48%30.03 inHg

In Sand Coulee and, more broadly, across the state of Montana: The rest of the day will feature mostly cloudy skies with cool temperatures ranging from 44 to 52 degrees Fahrenheit. Winds will be coming from the east at a moderate pace, with speeds reaching up to 11 mph and gusts around 10 mph. No precipitation is expected, so conditions will remain dry. Temperatures are likely to stay steady through the afternoon, providing a cool but dry environment. Overall, it will be a cloudy day with mild breezes and comfortable temperatures, making for a typical late fall or early winter afternoon.

15-Day Weather Outlook for Sand Coulee

TomorrowTomorrow

Mostly sunny 63°/43° 💧 None 💨 8 mph

Thursday, Sep 17Thu Sep 17

Mostly sunny 71°/43° 💧 None 💨 9 mph

Friday, Sep 18Fri Sep 18

Light rain 72°/53° 💧 0.164 in 💨 7 mph

Saturday, Sep 19Sat Sep 19

Moderate rain 66°/55° 💧 0.484 in 💨 7 mph

Sunday, Sep 20Sun Sep 20

Sunny 73°/52° 💧 None 💨 7 mph

Monday, Sep 21Mon Sep 21

Sunny 71°/49° 💧 None 💨 4 mph

Tuesday, Sep 22Tue Sep 22

Mostly sunny 74°/52° 💧 None 💨 5 mph

Wednesday, Sep 23Wed Sep 23

Mostly cloudy 76°/58° 💧 0.001 in 💨 11 mph

Thursday, Sep 24Thu Sep 24

Mostly cloudy 74°/52° 💧 0.002 in 💨 8 mph

Friday, Sep 25Fri Sep 25

Moderate rain 68°/52° 💧 0.440 in 💨 17 mph

Saturday, Sep 26Sat Sep 26

Overcast 61°/48° 💧 0.141 in 💨 20 mph

Sunday, Sep 27Sun Sep 27

Light rain 61°/48° 💧 0.100 in 💨 12 mph

Monday, Sep 28Mon Sep 28

Mostly cloudy 61°/48° 💧 None 💨 11 mph

Tuesday, Sep 29Tue Sep 29

Partly cloudy 65°/43° 💧 None 💨 3 mph

Wednesday, Sep 30Wed Sep 30

Sunny 67°/67° 💧 None 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Sand Coulee

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Sand Coulee

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 1:00 PM

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 0,6µg/m³

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

O₃ Ozone Fair 77,1µg/m³

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

NO₂ Nitrogen dioxide Good 0,4µg/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 Sand Coulee

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 🙂Fair

Tomorrow UV 4,3Moderate 🙂Fair

Thursday UV 6,0High 🙂Fair

Friday UV 6,0High 🙂Fair

Saturday UV 6,0High 😊Good

Sunday UV 7,0High —Unavailable

Monday UV 7,0High —Unavailable

Hourly UV index today

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

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 Sand Coulee

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · SAND COULEE, MONTANA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 12:00 AM–1:00 AM.

94/100Best-hour score

BEST TIME TONIGHT 12:00 AM–1:00 AM Astronomical darkness: 9:22 PM–5:18 AM

☁ Cloud cover 8% Real hourly forecast for the best viewing hour.

☾ Moonlight 20% Waxing Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 38° high at the best hour.

✦ Estimated visible meteors 1–3/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min62%

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.

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Forecast data for Sand Coulee were last refreshed today at 12:38 PM. The current forecast period extends through 17/09/2026 at 10:00 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.