Weather forecast for todaySweet Grass, MT

Weather forecast for today

Current condition 9:30 pm MST

  • 48°F
  • Feels like:
    43°F
Partly Cloudy
Partly Cloudy
  • Precipitation: 0"
  • Wind: 15mphSSW 210°
  • Humidity: 52%
  • Dewpoint: 32°F
  • Pressure: 29.87"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Currently, the weather is partly cloudy with occasional clear patches.
The temperature is a brisk 48.2°F, with the feels-like temperature being calculated to be a frosty 42.8°F. The current temperature is a few degrees off the lowest forecasted temperature.

Friday Nov 6, 2026

  • min.
  • 43°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 22mphWSW 237°
  • Humidity: 52%
  • UV index: 0
  • Sunrise: 7:23 am MST
  • Sunset: 4:59 pm MST
  • ▼
For the rest of Friday, windy weather will keep conditions cooler under mostly cloudy skies.
The lowest temperature will be a frosty 42.8°F.
Sunrise was at 7:23 am and sunset at 4:59 pm; the daylight lasted for 9h and 36min.

Hourly overview

Hourly temperatures

Warmest period: 11 pm - 1 am 50°C.
Coldest hour: 7 am 45°C.

Chance of precipitation

Highest chance: 3 am - 4 am 1%.

Hourly weather forecast

  • 11 pm
  • 50°F
  • Feels like:
    43°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 20mphWSW 240°
  • Humidity: 51%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 50°F
  • Feels like:
    43°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 22mphWSW 238°
  • Humidity: 49%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 50°F
  • Feels like:
    43°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 22mphWSW 237°
  • Humidity: 49%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 48°F
  • Feels like:
    41°F
Cloudy / Wind
Cloudy / Wind
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 21mphSW 236°
  • Humidity: 50%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 3 am
  • 48°F
  • Feels like:
    41°F
Cloudy
Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 19mphWSW 241°
  • Humidity: 51%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 48°F
  • Feels like:
    43°F
Cloudy
Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 14mphWSW 239°
  • Humidity: 54%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 5 am
  • 46°F
  • Feels like:
    41°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphWSW 238°
  • Humidity: 56%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 46°F
  • Feels like:
    41°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 12mphSW 226°
  • Humidity: 56%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 7 am
  • 45°F
  • Feels like:
    39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphSW 234°
  • Humidity: 60%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Updated: Nov 7, 2026 @ 04:30:38 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (9:30 pm MST) it is 48.2°F in Sweet Grass. Feels-like temperature is 42.8°F.

On Friday, cloudy and breezy weather is expected.

On Friday, in Sweet Grass, sunrise was at 7:23 am and sunset at 4:59 pm (MST).

Today in Sweet Grass, the length of the day was 9h and 36min.