Fort Harrison Army Airfield Weather Forecast 15 Days, Weather in MT15 Today
Current weather conditions and 15 day weather forecast for Fort Harrison Army Airfield, 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.
Current weather conditions at Fort Harrison Army Airfield
| 18 September 2026 Friday 17.9 ° C / 64.3°F  Light rain |
Feels Like : 16.5 ° C / 61.7°F Humidity : % 53 Pressure : 1012 mb Wind Speed : 5 kmph / 3.1 miles from W  Visibility : 9 km Precipitation (rainfall) : 1.37 mm Cloud (%) : 97 |
15 day weather forecast for Fort Harrison Army Airfield, MT, USA
Weather Forecast for next 15 Days for Fort Harrison Army Airfield including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Fort Harrison Army Airfield, Montana state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 17 September 2026 Thursday |  Sunny |
8 ° C (46.4°F) |
24.6 ° C (76.3°F) |
14.8 ° C (58.7°F) |
% 55 | 57% | 5.1 | Sunrise:07:09 AM Sunset: 07:36 PM |
Moonrise:03:06 PM Moonset: 10:47 PM Moon Phase ( First Quarter ) |
|
| 18 September 2026 Friday |  Light rain shower |
10.8 ° C (51.5°F) |
22.7 ° C (72.9°F) |
14.8 ° C (58.6°F) |
% 72 | 74% | 4.5 | Sunrise:07:10 AM Sunset: 07:34 PM |
Moonrise:03:59 PM Moonset: 11:43 PM Moon Phase ( First Quarter ) |
|
| 19 September 2026 Saturday |  Patchy rain nearby |
8.9 ° C (48°F) |
18.2 ° C (64.8°F) |
12.4 ° C (54.3°F) |
% 74 | 71% | 1.9 | Sunrise:07:11 AM Sunset: 07:32 PM |
Moonrise:04:42 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Sunny |
7 ° C (44.5°F) |
22.9 ° C (73.2°F) |
13.8 ° C (56.8°F) |
% 57 | 17% | 5.2 | Sunrise:07:12 AM Sunset: 07:30 PM |
Moonrise:05:14 PM Moonset: 12:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Sunny |
9.9 ° C (49.9°F) |
23.6 ° C (74.4°F) |
15.8 ° C (60.4°F) |
% 38 | 3% | 6 | Sunrise:07:14 AM Sunset: 07:28 PM |
Moonrise:05:40 PM Moonset: 01:52 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Sunny |
4 ° C (39.2°F) |
13.6 ° C (56.4°F) |
9.5 ° C (49°F) |
% 43 | 3% | 4 | Sunrise:07:15 AM Sunset: 07:26 PM |
Moonrise:06:01 PM Moonset: 03:00 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Sunny |
5.8 ° C (42.4°F) |
19.8 ° C (67.6°F) |
12.5 ° C (54.4°F) |
% 35 | 2% | 5 | Sunrise:07:16 AM Sunset: 07:24 PM |
Moonrise:06:18 PM Moonset: 04:07 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Sunny |
9.4 ° C (48.9°F) |
24.5 ° C (76.1°F) |
16.3 ° C (61.4°F) |
% 41 | 3% | 6 | Sunrise:07:18 AM Sunset: 07:22 PM |
Moonrise:06:34 PM Moonset: 05:13 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday |  Overcast |
12.4 ° C (54.2°F) |
28.3 ° C (82.9°F) |
19.1 ° C (66.4°F) |
% 30 | 4% | 7 | Sunrise:07:19 AM Sunset: 07:20 PM |
Moonrise:06:49 PM Moonset: 06:20 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Overcast |
12.1 ° C (53.8°F) |
27.1 ° C (80.8°F) |
17.6 ° C (63.8°F) |
% 42 | 36% | 6 | Sunrise:07:20 AM Sunset: 07:18 PM |
Moonrise:07:05 PM Moonset: 07:27 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Overcast |
6.9 ° C (44.4°F) |
15.1 ° C (59.1°F) |
11.7 ° C (53.1°F) |
% 60 | 36% | 5 | Sunrise:07:21 AM Sunset: 07:16 PM |
Moonrise:07:22 PM Moonset: 08:36 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Overcast |
2.5 ° C (36.5°F) |
8.3 ° C (46.9°F) |
5.9 ° C (42.7°F) |
% 50 | 10% | 3 | Sunrise:07:23 AM Sunset: 07:14 PM |
Moonrise:07:42 PM Moonset: 09:47 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday |  Cloudy |
1.8 ° C (35.3°F) |
11.1 ° C (52°F) |
5.6 ° C (42.1°F) |
% 66 | 12% | 4 | Sunrise:07:24 AM Sunset: 07:12 PM |
Moonrise:08:07 PM Moonset: 11:01 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Sunny |
2.8 ° C (37°F) |
15.9 ° C (60.7°F) |
8.5 ° C (47.4°F) |
% 60 | 6% | 5 | Sunrise:07:25 AM Sunset: 07:10 PM |
Moonrise:08:41 PM Moonset: 12:17 PM Moon Phase ( Waning Gibbous ) |
|
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