Current weather conditions and 15 day weather forecast for Keystone Adventures Heliport, South Dakota, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 09 August 2026 Sunday 20.5 ° C / 68.9°F ![]() Clear |
Feels Like : 16.8 ° C / 62.2°F Humidity : % 26 Pressure : 1012 mb Wind Speed : 9.4 kmph / 5.8 miles from NNW ![]() 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 08 August 2026 Saturday | Sunny |
15.1 ° C (59.2°F) |
34.7 ° C (94.4°F) |
24.6 ° C (76.2°F) |
% 25 | 1% | 7.7 | Sunrise:05:50 AM Sunset: 08:08 PM |
Moonrise:12:21 AM Moonset: 05:02 PM Moon Phase ( Waning Crescent ) |
|
| 09 August 2026 Sunday | Sunny |
16.6 ° C (61.9°F) |
30.9 ° C (87.7°F) |
23.7 ° C (74.6°F) |
% 27 | 1% | 7.1 | Sunrise:05:51 AM Sunset: 08:07 PM |
Moonrise:01:18 AM Moonset: 06:04 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Sunny |
15.5 ° C (59.9°F) |
34.7 ° C (94.4°F) |
25 ° C (77.1°F) |
% 33 | 1% | 6.8 | Sunrise:05:52 AM Sunset: 08:05 PM |
Moonrise:02:30 AM Moonset: 06:54 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
16.4 ° C (61.6°F) |
30.4 ° C (86.7°F) |
22.9 ° C (73.2°F) |
% 47 | 36% | 7.3 | Sunrise:05:53 AM Sunset: 08:04 PM |
Moonrise:03:52 AM Moonset: 07:33 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
13.6 ° C (56.6°F) |
29.8 ° C (85.7°F) |
21.3 ° C (70.3°F) |
% 61 | 64% | 6 | Sunrise:05:54 AM Sunset: 08:02 PM |
Moonrise:05:18 AM Moonset: 08:04 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Patchy rain nearby |
12.7 ° C (54.8°F) |
16.5 ° C (61.8°F) |
14.5 ° C (58.1°F) |
% 94 | 80% | 4 | Sunrise:05:55 AM Sunset: 08:01 PM |
Moonrise:06:42 AM Moonset: 08:29 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Mist |
14.6 ° C (58.3°F) |
20.4 ° C (68.8°F) |
16.8 ° C (62.2°F) |
% 88 | 84% | 6 | Sunrise:05:56 AM Sunset: 07:59 PM |
Moonrise:08:04 AM Moonset: 08:52 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
12.7 ° C (54.9°F) |
24.7 ° C (76.5°F) |
18.6 ° C (65.4°F) |
% 72 | 57% | 6 | Sunrise:05:57 AM Sunset: 07:58 PM |
Moonrise:09:23 AM Moonset: 09:13 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
13.6 ° C (56.5°F) |
23.2 ° C (73.8°F) |
18.3 ° C (64.9°F) |
% 75 | 71% | 6 | Sunrise:05:59 AM Sunset: 07:56 PM |
Moonrise:10:39 AM Moonset: 09:35 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Sunny |
14.4 ° C (58°F) |
29.1 ° C (84.4°F) |
21.4 ° C (70.4°F) |
% 57 | 3% | 7 | Sunrise:06:00 AM Sunset: 07:55 PM |
Moonrise:11:55 AM Moonset: 09:59 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
14.1 ° C (57.4°F) |
31.9 ° C (89.4°F) |
23.4 ° C (74°F) |
% 44 | 2% | 8 | Sunrise:06:01 AM Sunset: 07:53 PM |
Moonrise:01:08 PM Moonset: 10:27 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Partly Cloudy |
10.8 ° C (51.5°F) |
23 ° C (73.4°F) |
16.6 ° C (61.9°F) |
% 68 | 36% | 6 | Sunrise:06:02 AM Sunset: 07:52 PM |
Moonrise:02:19 PM Moonset: 11:01 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Sunny |
13.9 ° C (57°F) |
25.5 ° C (77.9°F) |
18.3 ° C (65°F) |
% 75 | 70% | 7 | Sunrise:06:03 AM Sunset: 07:50 PM |
Moonrise:03:26 PM Moonset: 11:43 PM Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Sunny |
13.8 ° C (56.8°F) |
25 ° C (77.1°F) |
18.9 ° C (66°F) |
% 59 | 4% | 6 | Sunrise:06:04 AM Sunset: 07:48 PM |
Moonrise:04:25 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|