Current weather conditions and 15 day weather forecast for Three Rivers, 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 February 2026 Monday 0.6 ° C / 33.1°F ![]() Clear |
Feels Like : -2.9 ° C / 26.8°F Humidity : % 88 Pressure : 1014 mb Wind Speed : 11.2 kmph / 6.9 miles from S ![]() Visibility : 14 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 February 2026 Sunday | Mist |
-1.7 ° C (28.9°F) |
5.3 ° C (41.5°F) |
0.7 ° C (33.3°F) |
% 92 | 0% | 0.4 | Sunrise:07:45 AM Sunset: 05:52 PM |
Moonrise:12:43 AM Moonset: 10:22 AM Moon Phase ( Waning Gibbous ) |
|
| 09 February 2026 Monday | Freezing fog |
-0.4 ° C (31.3°F) |
6.9 ° C (44.4°F) |
1.7 ° C (35.1°F) |
% 90 | 0% | 0.3 | Sunrise:07:44 AM Sunset: 05:54 PM |
Moonrise:01:50 AM Moonset: 10:47 AM Moon Phase ( Last Quarter ) |
|
| 10 February 2026 Tuesday | Sunny |
-1.7 ° C (28.9°F) |
8.3 ° C (46.9°F) |
2.4 ° C (36.2°F) |
% 78 | 0% | 0.4 | Sunrise:07:42 AM Sunset: 05:55 PM |
Moonrise:02:56 AM Moonset: 11:19 AM Moon Phase ( Waning Crescent ) |
|
| 11 February 2026 Wednesday | Mist |
-2.8 ° C (27°F) |
6.6 ° C (43.9°F) |
0.9 ° C (33.6°F) |
% 83 | 0% | 0.4 | Sunrise:07:41 AM Sunset: 05:56 PM |
Moonrise:03:59 AM Moonset: 11:59 AM Moon Phase ( Waning Crescent ) |
|
| 12 February 2026 Thursday | Partly Cloudy |
1.3 ° C (34.3°F) |
9.1 ° C (48.3°F) |
4.5 ° C (40.1°F) |
% 69 | 0% | 0.4 | Sunrise:07:39 AM Sunset: 05:58 PM |
Moonrise:04:56 AM Moonset: 12:49 PM Moon Phase ( Waning Crescent ) |
|
| 13 February 2026 Friday | Partly Cloudy |
-0.8 ° C (30.5°F) |
5.5 ° C (41.9°F) |
1.3 ° C (34.4°F) |
% 86 | 0% | 0 | Sunrise:07:38 AM Sunset: 05:59 PM |
Moonrise:05:45 AM Moonset: 01:48 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday | Partly Cloudy |
-0 ° C (32°F) |
10.2 ° C (50.4°F) |
4.2 ° C (39.6°F) |
% 79 | 0% | 2 | Sunrise:07:36 AM Sunset: 06:01 PM |
Moonrise:06:24 AM Moonset: 02:55 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday | Sunny |
2.1 ° C (35.9°F) |
14.7 ° C (58.4°F) |
7.6 ° C (45.6°F) |
% 66 | 0% | 3 | Sunrise:07:35 AM Sunset: 06:02 PM |
Moonrise:06:56 AM Moonset: 04:06 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday | Sunny |
7.3 ° C (45.2°F) |
15.6 ° C (60.1°F) |
10.8 ° C (51.5°F) |
% 49 | 0% | 4 | Sunrise:07:33 AM Sunset: 06:03 PM |
Moonrise:07:22 AM Moonset: 05:19 PM Moon Phase ( Waning Crescent ) |
|
| 17 February 2026 Tuesday | Sunny |
0.9 ° C (33.6°F) |
6.2 ° C (43.1°F) |
3.2 ° C (37.7°F) |
% 53 | 0% | 2 | Sunrise:07:32 AM Sunset: 06:05 PM |
Moonrise:07:44 AM Moonset: 06:32 PM Moon Phase ( New Moon ) |
|
| 18 February 2026 Wednesday | Patchy rain nearby |
-0 ° C (32°F) |
9.1 ° C (48.3°F) |
3.6 ° C (38.5°F) |
% 61 | 89% | 1 | Sunrise:07:30 AM Sunset: 06:06 PM |
Moonrise:08:03 AM Moonset: 07:46 PM Moon Phase ( Waxing Crescent ) |
|
| 19 February 2026 Thursday | Blizzard |
-3.8 ° C (25.2°F) |
1.5 ° C (34.7°F) |
-1 ° C (30.3°F) |
% 88 | 86% | 1 | Sunrise:07:29 AM Sunset: 06:08 PM |
Moonrise:08:21 AM Moonset: 09:00 PM Moon Phase ( Waxing Crescent ) |
|
| 20 February 2026 Friday | Moderate or heavy snow showers |
-11.3 ° C (11.7°F) |
-8.7 ° C (16.3°F) |
-9 ° C (15.8°F) |
% 83 | 86% | 1 | Sunrise:07:27 AM Sunset: 06:09 PM |
Moonrise:08:40 AM Moonset: 10:15 PM Moon Phase ( Waxing Crescent ) |
|
| 21 February 2026 Saturday | Mist |
-18.3 ° C (-1°F) |
-11.7 ° C (11°F) |
-15.2 ° C (4.6°F) |
% 91 | 0% | 1 | Sunrise:07:25 AM Sunset: 06:10 PM |
Moonrise:09:01 AM Moonset: 11:34 PM Moon Phase ( Waxing Crescent ) |
|