Big Spring Lake, MT 14 Day Weather

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Big Spring Lake, MT Weather - 14-Day Weather Forecast

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Big Spring Lake MT Weather - Clear - 69°F
Clear
69°F
Updated 6:37 pm
Feels Like 62°F
Humidity 34%
Wind W 12 mph
Barometer  29.92 in
Dew Point 40°F
Big Spring Lake MT Weather - Clear - 21°C
Clear
21°C
Updated 6:37 pm
Feels Like 17°C
Humidity 34%
Wind W 19 km/h
Barometer  101.3 kPa
Dew Point 4°C
Big Spring Lake, MT Weather and Current Conditionsbig spring lake mt weather forecast

Big Spring Lake, MT Weather Forecast

Big Spring Lake Montana WeatherBig Spring Lake, Montana Weather Weather Forecast
Here is the API 14 day weather forecast for Big Spring Lake. Note: The 7-day Big Spring Lake weather forecast is the most reliable and accurate weather forecast. This template should only be used as a probable scenario. Forecasting weather beyond the next 7 days is a challenge.
Big Spring Lake, MT Weather Forecast Dated: 637 PM Tue Sep 22 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.

Tuesday, September 22, 2026

Mid-Morning
Big Spring Lake Weather - 2026-09-22 - Morning - Cloudy
55°F 13°C
Cloudy
Mid-Afternoon
Big Spring Lake Weather - 2026-09-22 - Afternoon - Overcast
72°F 22°C
Overcast
Early-Evening
Big Spring Lake Weather - 2026-09-22 - Evening - Overcast
62°F 17°C
Overcast
Pleasant near 72°F 22°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds out of the W at 8 mph 13 km/h.

Wednesday, September 23, 2026

Mid-Morning
Big Spring Lake Weather - 2026-09-23 - Morning - Sunny
53°F 12°C
Sunny
Mid-Afternoon
Big Spring Lake Weather - 2026-09-23 - Afternoon - Overcast
68°F 20°C
Overcast
Early-Evening
Big Spring Lake Weather - 2026-09-23 - Evening - Overcast
59°F 15°C
Overcast
Comfortable with temperatures reaching 68°F 20°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds switching from the WSW to the SW at 11 mph 18 km/h. Gusts up to 21 mph 33 km/h.

Thursday, September 24, 2026

Mid-Morning
Big Spring Lake Weather - 2026-09-24 - Morning - Partly Cloudy
55°F 13°C
Partly Cloudy
Mid-Afternoon
Big Spring Lake Weather - 2026-09-24 - Afternoon - Sunny
76°F 25°C
Sunny
Early-Evening
Big Spring Lake Weather - 2026-09-24 - Evening - Sunny
67°F 20°C
Sunny
Enjoyable around 76°F 25°C, cloudy in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling. Winds moving from the WSW to the SW at 5 mph 8 km/h.

Friday, September 25, 2026

Mid-Morning
Big Spring Lake Weather - 2026-09-25 - Morning - Overcast
63°F 17°C
Overcast
Mid-Afternoon
Big Spring Lake Weather - 2026-09-25 - Afternoon - Overcast
67°F 19°C
Overcast
Early-Evening
Big Spring Lake Weather - 2026-09-25 - Evening - Partly Cloudy
53°F 12°C
Partly Cloudy
Cool with a high near 67°F 19°C, overcast through the afternoon, turning partly cloudy this evening, with increasing humidity and barometric pressure rising. Winds swinging from the S to the SW at 13 mph 21 km/h. Gusts up to 28 mph 45 km/h.

Saturday, September 26, 2026

Mid-Morning
Big Spring Lake Weather - 2026-09-26 - Morning - Sunny
41°F 5°C
Sunny
Mid-Afternoon
Big Spring Lake Weather - 2026-09-26 - Afternoon - Sunny
50°F 10°C
Sunny
Early-Evening
Big Spring Lake Weather - 2026-09-26 - Evening - Sunny
47°F 9°C
Sunny
Brisk around 50°F 10°C, sunny throughout the day, with lower humidity and barometric pressure rising. Winds tapering down from WSW 28 mph 45 km/h to WSW 9 mph 14 km/h.

Sunday, September 27, 2026

Mid-Morning
Big Spring Lake Weather - 2026-09-27 - Morning - Overcast
42°F 5°C
Overcast
Mid-Afternoon
Big Spring Lake Weather - 2026-09-27 - Afternoon - Overcast
57°F 14°C
Overcast
Early-Evening
Big Spring Lake Weather - 2026-09-27 - Evening - Overcast
51°F 11°C
Overcast
Cool and brisk at 57°F 14°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds turning from the S to the SW at 5 mph 8 km/h.

Monday, September 28, 2026

Mid-Morning
Big Spring Lake Weather - 2026-09-28 - Morning - Sunny
46°F 8°C
Sunny
Mid-Afternoon
Big Spring Lake Weather - 2026-09-28 - Afternoon - Sunny
61°F 16°C
Sunny
Early-Evening
Big Spring Lake Weather - 2026-09-28 - Evening - Partly Cloudy
54°F 12°C
Partly Cloudy
Comfortable at 61°F 16°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.

Tuesday, September 29, 2026

Mid-Morning
Big Spring Lake Weather - 2026-09-29 - Morning - Sunny
46°F 8°C
Sunny
Mid-Afternoon
Big Spring Lake Weather - 2026-09-29 - Afternoon - Overcast
63°F 17°C
Overcast
Early-Evening
Big Spring Lake Weather - 2026-09-29 - Evening - Overcast
55°F 13°C
Overcast
Cool with a high near 63°F 17°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds out of the SW at 11 mph 17 km/h.

Wednesday, September 30, 2026

Mid-Morning
Big Spring Lake Weather - 2026-09-30 - Morning - Overcast
47°F 8°C
Overcast
Mid-Afternoon
Big Spring Lake Weather - 2026-09-30 - Afternoon - Cloudy
66°F 19°C
Cloudy
Early-Evening
Big Spring Lake Weather - 2026-09-30 - Evening - Overcast
57°F 14°C
Overcast
Refreshing around 66°F 19°C, overcast throughout the day, with lower humidity and steady pressure. Winds moving from the WSW to the W at 9 mph 15 km/h.

Thursday, October 1, 2026

Mid-Morning
Big Spring Lake Weather - 2026-10-01 - Morning - Partly Cloudy
47°F 9°C
Partly Cloudy
Mid-Afternoon
Big Spring Lake Weather - 2026-10-01 - Afternoon - Scattered Showers
50°F 10°C
Scattered Showers
Early-Evening
Big Spring Lake Weather - 2026-10-01 - Evening - Overcast
42°F 5°C
Overcast
Cool and brisk at 50°F 10°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure rising. Winds increasing from the WSW at 6 mph 9 km/h to WSW at 15 mph 24 km/h. Gusts up to 40 mph 64 km/h.

Friday, October 2, 2026

Mid-Morning
Big Spring Lake Weather - 2026-10-02 - Morning - Sunny
38°F 4°C
Sunny
Mid-Afternoon
Big Spring Lake Weather - 2026-10-02 - Afternoon - Sunny
48°F 9°C
Sunny
Early-Evening
Big Spring Lake Weather - 2026-10-02 - Evening - Partly Cloudy
41°F 5°C
Partly Cloudy
Chilly near 48°F 9°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds out of the WSW at 13 mph 21 km/h.

Saturday, October 3, 2026

Mid-Morning
Big Spring Lake Weather - 2026-10-03 - Morning - Sunny
36°F 2°C
Sunny
Mid-Afternoon
Big Spring Lake Weather - 2026-10-03 - Afternoon - Overcast
53°F 12°C
Overcast
Early-Evening
Big Spring Lake Weather - 2026-10-03 - Evening - Overcast
45°F 7°C
Overcast
Crisp with a high near 53°F 12°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds blowing from the SW at 8 mph 12 km/h.

Sunday, October 4, 2026

Mid-Morning
Big Spring Lake Weather - 2026-10-04 - Morning - Overcast
40°F 5°C
Overcast
Mid-Afternoon
Big Spring Lake Weather - 2026-10-04 - Afternoon - Cloudy
58°F 15°C
Cloudy
Early-Evening
Big Spring Lake Weather - 2026-10-04 - Evening - Overcast
52°F 11°C
Overcast
Refreshing around 58°F 15°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds WSW at 14 mph 23 km/h.

Monday, October 5, 2026

Mid-Morning
Big Spring Lake Weather - 2026-10-05 - Morning - Cloudy
50°F 10°C
Cloudy
Mid-Afternoon
Big Spring Lake Weather - 2026-10-05 - Afternoon - Overcast
73°F 23°C
Overcast
Early-Evening
Big Spring Lake Weather - 2026-10-05 - Evening - Sunny
59°F 15°C
Sunny
Mild temperatures up to 73°F 23°C, cloudy in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds picking up from WSW at 9 mph 15 km/h to WSW at 18 mph 30 km/h. Gusts up to 41 mph 66 km/h.

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Weather by the Numbers

Tue, 22nd
Big Spring Lake MT Weather - Tuesday, Sep 22, 2026 - Overcast
Hi: 72°F 22°C
Lo: 50°F 10°C
Sunrise 07:19 AM
Sunset 07:30 PM
Wind WSW 11 mph17 km/h
Dew Point 33°F1°C
uv Index 3
Barometric Pressure 29.8 in1009 mb
POP 9% *
Humidity 27%
Wed, 23rd
Big Spring Lake MT Weather - Wednesday, Sep 23, 2026 - Overcast
Hi: 68°F 20°C
Lo: 48°F 9°C
Sunrise 07:21 AM
Sunset 07:28 PM
Wind WSW 13 mph21 km/h
Dew Point 30°F-1°C
uv Index 3
Barometric Pressure 29.88 in1012 mb
POP 9% *
Humidity 26%
Thu, 24th
Big Spring Lake MT Weather - Thursday, Sep 24, 2026 - Sunny
Hi: 77°F 25°C
Lo: 47°F 8°C
Sunrise 07:22 AM
Sunset 07:26 PM
Wind SSE 6 mph9 km/h
Dew Point 37°F3°C
uv Index 4
Barometric Pressure 29.88 in1012 mb
POP 1% *
Humidity 30%
Fri, 25th
Big Spring Lake MT Weather - Friday, Sep 25, 2026 - Sunny
Hi: 75°F 24°C
Lo: 46°F 8°C
Sunrise 07:24 AM
Sunset 07:24 PM
Wind SW 14 mph22 km/h
Dew Point 36°F2°C
uv Index 3
Barometric Pressure 29.5 in999 mb
POP 1% *
Humidity 24%
Sat, 26th
Big Spring Lake MT Weather - Saturday, Sep 26, 2026 - Sunny
Hi: 52°F 11°C
Lo: 39°F 4°C
Sunrise 07:25 AM
Sunset 07:21 PM
Wind W 15 mph24 km/h
Dew Point 27°F-3°C
uv Index 3
Barometric Pressure 29.97 in1015 mb
POP 2% *
Humidity 45%
Sun, 27th
Big Spring Lake MT Weather - Sunday, Sep 27, 2026 - Overcast
Hi: 57°F 14°C
Lo: 37°F 3°C
Sunrise 07:26 AM
Sunset 07:19 PM
Wind SE 8 mph12 km/h
Dew Point 23°F-5°C
uv Index 3
Barometric Pressure 29.97 in1015 mb
POP 10% *
Humidity 33%
Mon, 28th
Big Spring Lake MT Weather - Monday, Sep 28, 2026 - Sunny
Hi: 61°F 16°C
Lo: 42°F 6°C
Sunrise 07:28 AM
Sunset 07:17 PM
Wind W 8 mph13 km/h
Dew Point 32°F-0°C
uv Index 4
Barometric Pressure 29.77 in1008 mb
POP 1% *
Humidity 37%
Tue, 29th
Big Spring Lake MT Weather - Tuesday, Sep 29, 2026 - Sunny
Hi: 63°F 17°C
Lo: 41°F 5°C
Sunrise 07:29 AM
Sunset 07:15 PM
Wind WSW 8 mph13 km/h
Dew Point 30°F-1°C
uv Index 4
Barometric Pressure 29.68 in1005 mb
POP 2% *
Humidity 33%
Wed, 30th
Big Spring Lake MT Weather - Wednesday, Sep 30, 2026 - Overcast
Hi: 66°F 19°C
Lo: 43°F 6°C
Sunrise 07:31 AM
Sunset 07:13 PM
Wind SW 10 mph16 km/h
Dew Point 31°F-1°C
uv Index 4
Barometric Pressure 29.74 in1007 mb
POP 9% *
Humidity 30%
Thu, 1st
Big Spring Lake MT Weather - Thursday, Oct 1, 2026 - Patchy Rain Nearby
Hi: 50°F 10°C
Lo: 40°F 4°C
Sunrise 07:32 AM
Sunset 07:11 PM
Wind WSW 16 mph26 km/h
Dew Point 38°F4°C
uv Index 2
Barometric Pressure 29.71 in1006 mb
POP 13% *
Humidity 66%
Fri, 2nd
Big Spring Lake MT Weather - Friday, Oct 2, 2026 - Sunny
Hi: 48°F 9°C
Lo: 35°F 2°C
Sunrise 07:34 AM
Sunset 07:09 PM
Wind WSW 12 mph20 km/h
Dew Point 31°F-0°C
uv Index 3
Barometric Pressure 30.06 in1018 mb
POP 3% *
Humidity 55%
Sat, 3rd
Big Spring Lake MT Weather - Saturday, Oct 3, 2026 - Overcast
Hi: 53°F 12°C
Lo: 32°F -0°C
Sunrise 07:35 AM
Sunset 07:07 PM
Wind SSW 6 mph9 km/h
Dew Point 26°F-3°C
uv Index 2
Barometric Pressure 30.15 in1021 mb
POP 11% *
Humidity 44%
Sun, 4th
Big Spring Lake MT Weather - Sunday, Oct 4, 2026 - Partly Cloudy
Hi: 58°F 15°C
Lo: 35°F 2°C
Sunrise 07:36 AM
Sunset 07:05 PM
Wind WSW 14 mph23 km/h
Dew Point 32°F-0°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 4% *
Humidity 42%
Mon, 5th
Big Spring Lake MT Weather - Monday, Oct 5, 2026 - Partly Cloudy
Hi: 73°F 23°C
Lo: 46°F 8°C
Sunrise 07:38 AM
Sunset 07:03 PM
Wind SSW 10 mph17 km/h
Dew Point 36°F2°C
uv Index 6
Barometric Pressure 29.65 in1004 mb
POP 2% *
Humidity 29%
* POP = Probability of Precipitation. Data for 12:00 PM.