Lost River Weather Forecast 15 Days, Weather in Lost River Today
Current weather conditions and 15 day weather forecast for Lost River, Idaho, 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 Lost River
| 21 February 2026 Saturday -7.9 ° C / 17.8°F  Clear |
Feels Like : -10.4 ° C / 13.4°F Humidity : % 67 Pressure : 1019 mb Wind Speed : 4.7 kmph / 2.9 miles from WNW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Lost River, ID, USA
Weather Forecast for next 15 Days for Lost River 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 Lost River, Idaho 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 21 February 2026 Saturday |  Partly Cloudy |
-21.7 ° C (-7.1°F) |
-2.3 ° C (27.9°F) |
-12.9 ° C (8.8°F) |
% 83 | 0% | 0.8 | Sunrise:07:24 AM Sunset: 06:13 PM |
Moonrise:09:05 AM Moonset: 11:35 PM Moon Phase ( Waxing Crescent ) |
|
| 22 February 2026 Sunday | Partly Cloudy |
-15.2 ° C (4.7°F) |
2.6 ° C (36.7°F) |
-8.5 ° C (16.8°F) |
% 87 | 0% | 0.9 | Sunrise:07:23 AM Sunset: 06:14 PM |
Moonrise:09:31 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 23 February 2026 Monday | Partly Cloudy |
-15.3 ° C (4.5°F) |
4.5 ° C (40.1°F) |
-7.4 ° C (18.7°F) |
% 80 | 0% | 0.8 | Sunrise:07:21 AM Sunset: 06:15 PM |
Moonrise:10:03 AM Moonset: 12:54 AM Moon Phase ( Waxing Crescent ) |
|
| 24 February 2026 Tuesday |  Fog |
-11.1 ° C (12°F) |
3 ° C (37.3°F) |
-3 ° C (26.6°F) |
% 90 | 83% | 0.8 | Sunrise:07:19 AM Sunset: 06:16 PM |
Moonrise:10:45 AM Moonset: 02:12 AM Moon Phase ( First Quarter ) |
|
| 25 February 2026 Wednesday |  Moderate snow |
-13.5 ° C (7.7°F) |
1.8 ° C (35.3°F) |
-4.8 ° C (23.4°F) |
% 83 | 61% | 0 | Sunrise:07:18 AM Sunset: 06:18 PM |
Moonrise:11:39 AM Moonset: 03:26 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 February 2026 Thursday | Sunny |
-14.6 ° C (5.7°F) |
0.5 ° C (32.9°F) |
-8.8 ° C (16.1°F) |
% 67 | 0% | 2 | Sunrise:07:16 AM Sunset: 06:19 PM |
Moonrise:12:45 PM Moonset: 04:29 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 February 2026 Friday | Sunny |
-11.3 ° C (11.6°F) |
3.2 ° C (37.8°F) |
-5.7 ° C (21.8°F) |
% 67 | 0% | 2 | Sunrise:07:15 AM Sunset: 06:20 PM |
Moonrise:02:01 PM Moonset: 05:19 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 February 2026 Saturday |  Light freezing rain |
-7.8 ° C (18°F) |
2.9 ° C (37.2°F) |
-2.8 ° C (26.9°F) |
% 72 | 87% | 1 | Sunrise:07:13 AM Sunset: 06:22 PM |
Moonrise:03:20 PM Moonset: 05:58 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 March 2026 Sunday |  Thundery outbreaks in nearby |
-5.4 ° C (22.2°F) |
3.9 ° C (39°F) |
-1.1 ° C (30.1°F) |
% 92 | 89% | 1 | Sunrise:07:11 AM Sunset: 06:23 PM |
Moonrise:04:37 PM Moonset: 06:27 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 March 2026 Monday | Partly Cloudy |
-7.4 ° C (18.7°F) |
3.5 ° C (38.3°F) |
-3 ° C (26.5°F) |
% 76 | 0% | 2 | Sunrise:07:09 AM Sunset: 06:24 PM |
Moonrise:05:51 PM Moonset: 06:51 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 March 2026 Tuesday | Sunny |
-6.7 ° C (19.9°F) |
4.8 ° C (40.6°F) |
-2 ° C (28.4°F) |
% 69 | 0% | 2 | Sunrise:07:08 AM Sunset: 06:26 PM |
Moonrise:07:02 PM Moonset: 07:12 AM Moon Phase ( Full Moon ) |
|
| 04 March 2026 Wednesday | Partly Cloudy |
-5.6 ° C (22°F) |
5.1 ° C (41.3°F) |
-1.4 ° C (29.5°F) |
% 84 | 0% | 2 | Sunrise:07:06 AM Sunset: 06:27 PM |
Moonrise:08:11 PM Moonset: 07:31 AM Moon Phase ( Waning Gibbous ) |
|
| 05 March 2026 Thursday |  Patchy rain nearby |
-2.9 ° C (26.7°F) |
7 ° C (44.5°F) |
1.8 ° C (35.2°F) |
% 77 | 89% | 1 | Sunrise:07:04 AM Sunset: 06:28 PM |
Moonrise:09:19 PM Moonset: 07:49 AM Moon Phase ( Waning Gibbous ) |
|
| 06 March 2026 Friday | Sunny |
-3.5 ° C (25.7°F) |
4.2 ° C (39.6°F) |
-0.4 ° C (31.3°F) |
% 51 | 0% | 2 | Sunrise:07:02 AM Sunset: 06:29 PM |
Moonrise:10:26 PM Moonset: 08:08 AM Moon Phase ( Waning Gibbous ) |
|
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