Current weather conditions and 15 day weather forecast for Keystone XL Whitewater Heliport, Montana, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 15 December 2025 Monday -11.1 ° C / 12°F ![]() Clear |
Feels Like : -18.3 ° C / -1°F Humidity : % 82 Pressure : 1014 mb Wind Speed : 15.8 kmph / 9.8 miles from W ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 December 2025 Sunday | Sunny |
-16.4 ° C (2.5°F) |
2.2 ° C (36°F) |
-7.3 ° C (18.8°F) |
% 66 | 0% | 0.2 | Sunrise:07:56 AM Sunset: 04:13 PM |
Moonrise:02:41 AM Moonset: 01:03 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Overcast |
-0.7 ° C (30.7°F) |
1.5 ° C (34.7°F) |
0.6 ° C (33.1°F) |
% 89 | 0% | 0.2 | Sunrise:07:57 AM Sunset: 04:13 PM |
Moonrise:03:51 AM Moonset: 01:19 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Cloudy |
-2.1 ° C (28.2°F) |
2 ° C (35.6°F) |
0.5 ° C (32.9°F) |
% 94 | 0% | 0.1 | Sunrise:07:58 AM Sunset: 04:13 PM |
Moonrise:05:00 AM Moonset: 01:40 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Moderate or heavy snow showers |
-15.1 ° C (4.7°F) |
1.6 ° C (34.9°F) |
-4 ° C (24.8°F) |
% 92 | 74% | 0.1 | Sunrise:07:58 AM Sunset: 04:13 PM |
Moonrise:06:10 AM Moonset: 02:06 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Partly Cloudy |
-17.1 ° C (1.2°F) |
-11.2 ° C (11.8°F) |
-13.4 ° C (7.9°F) |
% 75 | 0% | 0.1 | Sunrise:07:59 AM Sunset: 04:14 PM |
Moonrise:07:17 AM Moonset: 02:41 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Partly Cloudy |
-10.8 ° C (12.5°F) |
-0.6 ° C (30.9°F) |
-5.4 ° C (22.2°F) |
% 85 | 0% | 0 | Sunrise:08:00 AM Sunset: 04:14 PM |
Moonrise:08:17 AM Moonset: 03:27 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Sunny |
-15.3 ° C (4.5°F) |
-10.2 ° C (13.6°F) |
-12.8 ° C (9°F) |
% 78 | 0% | 2 | Sunrise:08:00 AM Sunset: 04:15 PM |
Moonrise:09:08 AM Moonset: 04:24 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Sunny |
-12.2 ° C (10°F) |
-5.5 ° C (22.1°F) |
-9.4 ° C (15.1°F) |
% 88 | 0% | 2 | Sunrise:08:01 AM Sunset: 04:15 PM |
Moonrise:09:47 AM Moonset: 05:32 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Partly Cloudy |
-6.8 ° C (19.8°F) |
0.8 ° C (33.4°F) |
-3 ° C (26.6°F) |
% 83 | 0% | 2 | Sunrise:08:01 AM Sunset: 04:16 PM |
Moonrise:10:17 AM Moonset: 06:44 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Light freezing rain |
-15.8 ° C (3.6°F) |
-9.1 ° C (15.7°F) |
-9.1 ° C (15.6°F) |
% 84 | 63% | 1 | Sunrise:08:01 AM Sunset: 04:16 PM |
Moonrise:10:40 AM Moonset: 07:59 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Sunny |
-16.1 ° C (3°F) |
-10.8 ° C (12.6°F) |
-14.1 ° C (6.7°F) |
% 79 | 0% | 2 | Sunrise:08:02 AM Sunset: 04:17 PM |
Moonrise:10:58 AM Moonset: 09:14 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Sunny |
-11.7 ° C (10.9°F) |
-2.7 ° C (27.1°F) |
-7.2 ° C (19°F) |
% 87 | 0% | 2 | Sunrise:08:02 AM Sunset: 04:17 PM |
Moonrise:11:14 AM Moonset: 10:29 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Patchy moderate snow |
-8.7 ° C (16.3°F) |
-6.3 ° C (20.7°F) |
-6.8 ° C (19.8°F) |
% 82 | 87% | 1 | Sunrise:08:02 AM Sunset: 04:18 PM |
Moonrise:11:29 AM Moonset: 11:45 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Light freezing rain |
-22.1 ° C (-7.8°F) |
-15.7 ° C (3.8°F) |
-16.8 ° C (1.8°F) |
% 83 | 72% | 1 | Sunrise:08:03 AM Sunset: 04:19 PM |
Moonrise:11:43 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|