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      Elev 2897 ft, 47.817 °N 114.337 °W

      Big Arm, MT

      Wed, Oct 14, 2026
      Today
      Thu 10/15
      High 58°f
      2% Precip. / 0 in
      Some clouds this morning will give way to generally sunny skies for the afternoon. High 58F. Winds light and variable.
      Tonight
      Thu 10/15
      Low 31°f
      5% Precip. / 0 in
      Clear skies. Low 31F. Winds light and variable.
      Sunrise 7:55 AM
      Sunset 6:50 PM
      Moonrise 12:45 PM
      Moonset 8:26 PM
      Waxing Crescent, 16% visible
      Hourly Forecast
      Now
      39°
      7:55AM
      Sunrise
      8AM
      37°
      9AM
      38°
      10AM
      42°
      11AM
      42°
      12PM
      46°
      1PM
      49°
      2PM
      52°
      3PM
      54°
      4PM
      56°
      5PM
      57°
      6PM
      55°
      6:50PM
      Sunset
      7PM
      51°
      8PM
      46°
      9PM
      43°
      10PM
      41°
      11PM
      39°
      12AM
      38°
      1AM
      37°
      2AM
      36°
      3AM
      35°
      4AM
      35°
      5AM
      35°
      6AM
      34°
      7AM
      33°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      8:00 am
      Mostly Cloudy
      37°F 37°F 2% 0in 62% 33°F 82% 3 mph W 30.25in
      9:00 am
      Partly Cloudy
      38°F 38°F 2% 0in 58% 35°F 87% 2 mph W 30.26in
      10:00 am
      Partly Cloudy
      42°F 42°F 1% 0in 50% 36°F 79% 2 mph SW 30.26in
      11:00 am
      Partly Cloudy
      42°F 42°F 1% 0in 39% 36°F 79% 3 mph SE 30.24in
      12:00 pm
      Partly Cloudy
      46°F 46°F 0% 0in 52% 35°F 67% 2 mph SE 30.22in
      1:00 pm
      Sunny
      49°F 49°F 0% 0in 14% 36°F 59% 3 mph SSE 30.2in
      2:00 pm
      Sunny
      52°F 52°F 0% 0in 3% 36°F 54% 3 mph SSE 30.19in
      3:00 pm
      Sunny
      54°F 54°F 0% 0in 0% 36°F 49% 4 mph S 30.18in
      4:00 pm
      Sunny
      56°F 56°F 0% 0in 0% 36°F 47% 4 mph S 30.18in
      5:00 pm
      Sunny
      57°F 57°F 0% 0in 0% 36°F 47% 4 mph S 30.18in
      6:00 pm
      Sunny
      55°F 55°F 0% 0in 0% 37°F 50% 3 mph S 30.2in
      7:00 pm
      Clear
      51°F 51°F 1% 0in 0% 37°F 58% 2 mph NW 30.23in
      8:00 pm
      Clear
      46°F 46°F 2% 0in 0% 38°F 72% 2 mph N 30.27in
      9:00 pm
      Clear
      43°F 43°F 3% 0in 2% 37°F 81% 2 mph WNW 30.3in
      10:00 pm
      Clear
      41°F 41°F 3% 0in 0% 36°F 83% 2 mph WNW 30.32in
      11:00 pm
      Clear
      39°F 39°F 3% 0in 3% 35°F 85% 2 mph NW 30.35in
      Additional Conditions
      1. Pressure 30.25 in
      2. Visibility 10 miles
      3. Clouds Mostly Cloudy
      4. Dew Point33°F
      5. Humidity 77%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KGPI Station History
      Almanac for October 14, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 58°F 56°F 75°F 1991
      4. Low 35°F 34°F 25°F 1969
      5. Rain/Snow Depth
      6. Precipitation 0 in 3.5 in -
      7. Snow 0 in 0 in -
      Almanac for October 15, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 58°F 55°F 79°F
      4. Low 31°F 34°F 22°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:55 AM 6:50 PM
      3. Civil Twilight 7:24 AM 7:21 PM
      4. Nautical Twilight 6:48 AM 7:57PM
      5. Astronomical Twilight 6:12 AM 8:33 PM
      1. Length of Visible Light 11h 57m
      2. Length of Day 10h 55m
      3. Tomorrow will be 3 minutes 22 seconds shorter
      1. Moon 12:45 PM 8:26 PM
      2. Waxing Crescent16% of the Moon is Illuminated
      Oct 18
      Waxing Half First Qtr
      Oct 25
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
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      Level Access
      Glossary