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| Point Forecast: 14 Miles WSW Colstrip MT 45.83N 106.91W (Elev. 4665 ft) |
Last Update: 3:10 am MDT Apr 17, 2021 |
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| Date | 04/17 | 04/18 | ||||||||||||||||||||||
| Hour (MDT) | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 |
| Temperature (°F) | 39 | 43 | 46 | 48 | 50 | 51 | 52 | 53 | 53 | 52 | 52 | 47 | 46 | 45 | 44 | 43 | 41 | 40 | 39 | 39 | 38 | 38 | 39 | 40 |
| Dewpoint (°F) | 24 | 23 | 22 | 21 | 20 | 20 | 21 | 20 | 19 | 19 | 20 | 19 | 20 | 19 | 20 | 22 | 22 | 22 | 21 | 19 | 22 | 21 | 20 | 19 |
| Wind Chill (°F) | 33 | 37 | 41 | 43 | 45 | 44 | 43 | 42 | 40 | 37 | 35 | 33 | 32 | 31 | 31 | 29 | 30 | 31 | ||||||
| Surface Wind (mph) | 9 | 9 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 9 | 7 | 6 | 6 | 7 | 9 | 10 | 11 | 13 | 14 | 15 | 15 | 15 | 15 |
| Wind Dir | NW | NW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | WNW | WSW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 23 | 19 | 25 | 27 | 34 | 36 | 34 | 35 | 33 | 40 | 39 | 42 | 25 | 30 | 26 | 20 | 12 | 17 | 15 | 23 | 39 | 60 | 60 | 60 |
| Precipitation Potential (%) | 0 | 0 | 0 | 4 | 4 | 4 | 4 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 2 | 2 | 2 | 2 | 7 | 7 | 7 |
| Relative Humidity (%) | 54 | 45 | 39 | 34 | 31 | 30 | 29 | 27 | 26 | 27 | 29 | 33 | 35 | 36 | 39 | 43 | 45 | 47 | 48 | 43 | 53 | 51 | 47 | 43 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 04/19 | |||||||||||||||||||||||
| Hour (MDT) | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 |
| Temperature (°F) | 41 | 41 | 41 | 41 | 40 | 39 | 38 | 36 | 33 | 31 | 30 | 30 | 30 | 30 | 29 | 29 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 27 |
| Dewpoint (°F) | 19 | 21 | 23 | 25 | 27 | 28 | 29 | 28 | 27 | 25 | 25 | 25 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 19 | 19 | 19 | 19 |
| Wind Chill (°F) | 31 | 32 | 32 | 33 | 33 | 31 | 28 | 25 | 22 | 18 | 17 | 16 | 17 | 16 | 16 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 15 | 16 |
| Surface Wind (mph) | 16 | 16 | 16 | 16 | 16 | 16 | 18 | 18 | 18 | 21 | 21 | 21 | 17 | 17 | 17 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 |
| Wind Dir | NW | NW | NW | NNW | NNW | NNW | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | N | N | N | NNW | NNW | NNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 55 | 55 | 55 | 74 | 74 | 74 | 91 | 91 | 91 | 93 | 93 | 93 | 92 | 92 | 92 | 89 | 89 | 89 | 81 | 81 | 81 | 80 | 80 | 80 |
| Precipitation Potential (%) | 7 | 7 | 7 | 68 | 68 | 68 | 68 | 68 | 68 | 88 | 88 | 88 | 88 | 88 | 88 | 58 | 58 | 58 | 58 | 58 | 58 | 53 | 53 | 53 |
| Relative Humidity (%) | 42 | 44 | 48 | 53 | 59 | 64 | 69 | 73 | 76 | 78 | 80 | 80 | 80 | 78 | 76 | 75 | 74 | 73 | 72 | 72 | 73 | 73 | 72 | 71 |
| Rain | -- | -- | -- | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | -- | -- | -- | -- | -- | -- | Lkly | Lkly | Lkly | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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