Current weather conditions and 15 day weather forecast for Yellowstone Seaplane Base, 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.
| 21 August 2026 Friday 17.4 ° C / 63.2°F ![]() Overcast |
Feels Like : 15.3 ° C / 59.5°F Humidity : % 37 Pressure : 1016 mb Wind Speed : 3.6 kmph / 2.2 miles from NNE ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 August 2026 Thursday | Sunny |
8.5 ° C (47.2°F) |
28.2 ° C (82.8°F) |
18.1 ° C (64.6°F) |
% 32 | 3% | 8.8 | Sunrise:06:33 AM Sunset: 08:23 PM |
Moonrise:04:03 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Overcast |
11 ° C (51.8°F) |
30 ° C (86.1°F) |
20 ° C (68°F) |
% 33 | 5% | 8.9 | Sunrise:06:34 AM Sunset: 08:21 PM |
Moonrise:05:01 PM Moonset: 12:11 AM Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Overcast |
11.6 ° C (52.8°F) |
26.6 ° C (79.9°F) |
18.5 ° C (65.3°F) |
% 46 | 45% | 8.2 | Sunrise:06:35 AM Sunset: 08:20 PM |
Moonrise:05:50 PM Moonset: 01:01 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 August 2026 Sunday | Sunny |
9.4 ° C (48.9°F) |
25.5 ° C (78°F) |
17.2 ° C (63°F) |
% 56 | 5% | 8.8 | Sunrise:06:36 AM Sunset: 08:18 PM |
Moonrise:06:30 PM Moonset: 01:58 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 August 2026 Monday | Overcast |
8.4 ° C (47.1°F) |
26 ° C (78.8°F) |
16.1 ° C (61.1°F) |
% 44 | 17% | 8.4 | Sunrise:06:38 AM Sunset: 08:16 PM |
Moonrise:07:01 PM Moonset: 03:01 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 August 2026 Tuesday | Overcast |
8.2 ° C (46.7°F) |
26.5 ° C (79.7°F) |
17.2 ° C (62.9°F) |
% 46 | 5% | 7 | Sunrise:06:39 AM Sunset: 08:14 PM |
Moonrise:07:26 PM Moonset: 04:07 AM Moon Phase ( Full Moon ) |
|
| 26 August 2026 Wednesday | Overcast |
9.6 ° C (49.3°F) |
27.5 ° C (81.5°F) |
18 ° C (64.5°F) |
% 37 | 6% | 6 | Sunrise:06:40 AM Sunset: 08:13 PM |
Moonrise:07:47 PM Moonset: 05:13 AM Moon Phase ( Full Moon ) |
|
| 27 August 2026 Thursday | Sunny |
7.1 ° C (44.7°F) |
25.2 ° C (77.4°F) |
16 ° C (60.8°F) |
% 26 | 0% | 7 | Sunrise:06:41 AM Sunset: 08:11 PM |
Moonrise:08:05 PM Moonset: 06:18 AM Moon Phase ( Full Moon ) |
|
| 28 August 2026 Friday | Partly Cloudy |
6.6 ° C (43.8°F) |
25.9 ° C (78.7°F) |
16.2 ° C (61.2°F) |
% 22 | 3% | 7 | Sunrise:06:42 AM Sunset: 08:09 PM |
Moonrise:08:22 PM Moonset: 07:22 AM Moon Phase ( Full Moon ) |
|
| 29 August 2026 Saturday | Overcast |
7.1 ° C (44.8°F) |
25.7 ° C (78.3°F) |
16 ° C (60.8°F) |
% 23 | 4% | 6 | Sunrise:06:43 AM Sunset: 08:07 PM |
Moonrise:08:39 PM Moonset: 08:27 AM Moon Phase ( Waning Gibbous ) |
|
| 30 August 2026 Sunday | Sunny |
6.4 ° C (43.5°F) |
22.3 ° C (72.2°F) |
13.9 ° C (57°F) |
% 31 | 1% | 6 | Sunrise:06:45 AM Sunset: 08:06 PM |
Moonrise:08:56 PM Moonset: 09:32 AM Moon Phase ( Waning Gibbous ) |
|
| 31 August 2026 Monday | Overcast |
4.2 ° C (39.6°F) |
22.9 ° C (73.1°F) |
13.3 ° C (55.9°F) |
% 27 | 5% | 5 | Sunrise:06:46 AM Sunset: 08:04 PM |
Moonrise:09:15 PM Moonset: 10:39 AM Moon Phase ( Waning Gibbous ) |
|
| 01 September 2026 Tuesday | Overcast |
6.1 ° C (42.9°F) |
21.9 ° C (71.4°F) |
14.1 ° C (57.5°F) |
% 20 | 8% | 5 | Sunrise:06:47 AM Sunset: 08:02 PM |
Moonrise:09:38 PM Moonset: 11:49 AM Moon Phase ( Waning Gibbous ) |
|
| 02 September 2026 Wednesday | Overcast |
4.7 ° C (40.5°F) |
18 ° C (64.3°F) |
10.3 ° C (50.5°F) |
% 47 | 42% | 4 | Sunrise:06:48 AM Sunset: 08:00 PM |
Moonrise:10:07 PM Moonset: 01:01 PM Moon Phase ( Last Quarter ) |
|