| Tue May 21 | Wed May 22 | Thu May 23 | Fri May 24 | |
| Tmin 18-06 |
11°C | 10°C | 6°C | 10°C |
| Tmax 06-18 |
16°C | 13°C | 18°C | 17°C |
| morning 24-06 |
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| a.m. 06-12 |
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| p.m. 12-18 |
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| evening 18-24 |
| Nearby Forecast Locations - Tonasket | Distance |
| Osoyoos | 17.3 km |
| Forecast: Tonasket Region While on Wednesday clouds will dominate, the sun is most likely on Thursday. But on Wednesday and Friday rain is to expected. The temperature rises from 13 degrees on Wednesday to 18 degrees on Thursday. |