| McNary Dam forebay on Columbia R. (MCNA) | McNary Dam tailwater on Columbia R. (MCPW) | John Day Dam forebay (JDY) | John Day Dam tailwater (JHAW) | The Dalles Dam forebay on Columbia R. (TDA) | The Dalles tailwater Downstream (TDDO) | Bonneville Dam forebay (BON) | Cascade Island (CCIW) | Warrendale (WRNO) | Camas / Washougal (CWMW) | Pasco - Columbia Rivers (PAQW) | ||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Date | Min | Avg | Max | >68.05 | Min | Avg | Max | >68.05 | Min | Avg | Max | >68.05 | Min | Avg | Max | >68.05 | Min | Avg | Max | >68.05 | Min | Avg | Max | >68.05 | Min | Avg | Max | >68.05 | Min | Avg | Max | >68.05 | Min | Avg | Max | >68.05 | Min | Avg | Max | >68.05 | Min | Avg | Max | >68.05 |
| Jan 1 | --- | --- | --- | 0/0 | 41.4 | 41.5 | 41.6 | 0/24 | --- | --- | --- | 0/0 | 40.3 | 40.4 | 40.4 | 0/24 | --- | --- | --- | 0/0 | 39.9 | 40.0 | 40.1 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 39.6 | 39.7 | 39.7 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 2 | --- | --- | --- | 0/0 | 40.7 | 41.1 | 41.5 | 0/24 | --- | --- | --- | 0/0 | 40.3 | 40.3 | 40.4 | 0/24 | --- | --- | --- | 0/0 | 39.9 | 40.0 | 40.0 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 38.7 | 39.3 | 39.7 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 3 | --- | --- | --- | 0/0 | 40.1 | 40.5 | 40.7 | 0/24 | --- | --- | --- | 0/0 | 40.3 | 40.4 | 40.4 | 0/24 | --- | --- | --- | 0/0 | 39.8 | 39.9 | 40.0 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 38.2 | 38.6 | 38.9 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 4 | --- | --- | --- | 0/0 | 39.0 | 39.5 | 40.0 | 0/24 | --- | --- | --- | 0/0 | 39.8 | 40.1 | 40.2 | 0/24 | --- | --- | --- | 0/0 | 39.5 | 39.8 | 39.9 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 37.8 | 38.2 | 38.4 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 5 | --- | --- | --- | 0/0 | 38.0 | 38.5 | 39.0 | 0/24 | --- | --- | --- | 0/0 | 39.5 | 39.7 | 39.8 | 0/24 | --- | --- | --- | 0/0 | 39.1 | 39.3 | 39.5 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 37.9 | 38.1 | 38.4 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 6 | --- | --- | --- | 0/0 | 37.3 | 37.6 | 38.0 | 0/24 | --- | --- | --- | 0/0 | 38.8 | 39.2 | 39.5 | 0/24 | --- | --- | --- | 0/0 | 38.6 | 38.9 | 39.1 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 37.1 | 37.8 | 38.0 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 7 | --- | --- | --- | 0/0 | 36.6 | 36.9 | 37.3 | 0/24 | --- | --- | --- | 0/0 | 38.0 | 38.4 | 38.8 | 0/24 | --- | --- | --- | 0/0 | 37.9 | 38.3 | 38.6 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 36.3 | 36.9 | 37.3 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 8 | --- | --- | --- | 0/0 | 36.5 | 36.6 | 36.7 | 0/24 | --- | --- | --- | 0/0 | 37.3 | 37.7 | 38.0 | 0/24 | --- | --- | --- | 0/0 | 37.4 | 37.7 | 38.0 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 35.7 | 36.7 | 37.2 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 9 | --- | --- | --- | 0/0 | 36.4 | 36.5 | 36.7 | 0/24 | --- | --- | --- | 0/0 | 36.9 | 37.2 | 37.3 | 0/24 | --- | --- | --- | 0/0 | 37.0 | 37.2 | 37.4 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 36.6 | 36.8 | 36.9 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 10 | --- | --- | --- | 0/0 | 36.1 | 36.4 | 36.6 | 0/24 | --- | --- | --- | 0/0 | 36.4 | 36.6 | 36.9 | 0/24 | --- | --- | --- | 0/0 | 36.6 | 36.9 | 37.0 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 36.6 | 36.9 | 37.0 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 11 | --- | --- | --- | 0/0 | 35.9 | 36.0 | 36.1 | 0/24 | --- | --- | --- | 0/0 | 35.8 | 36.1 | 36.4 | 0/24 | --- | --- | --- | 0/0 | 36.2 | 36.4 | 36.6 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 36.0 | 36.4 | 36.8 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 12 | --- | --- | --- | 0/0 | 36.0 | 36.1 | 36.2 | 0/24 | --- | --- | --- | 0/0 | 35.1 | 35.4 | 35.8 | 0/24 | --- | --- | --- | 0/0 | 35.5 | 35.9 | 36.2 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 35.5 | 35.8 | 36.0 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 13 | --- | --- | --- | 0/0 | 35.4 | 35.7 | 36.0 | 0/24 | --- | --- | --- | 0/0 | 34.6 | 34.8 | 35.1 | 0/24 | --- | --- | --- | 0/0 | 34.7 | 35.1 | 35.5 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 34.6 | 35.1 | 35.5 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 14 | --- | --- | --- | 0/0 | 34.9 | 35.1 | 35.3 | 0/24 | --- | --- | --- | 0/0 | 34.5 | 34.6 | 34.6 | 0/24 | --- | --- | --- | 0/0 | 34.4 | 34.5 | 34.7 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 33.4 | 33.9 | 34.6 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 15 | --- | --- | --- | 0/0 | 34.5 | 34.7 | 34.9 | 0/24 | --- | --- | --- | 0/0 | 34.5 | 34.5 | 34.6 | 0/24 | --- | --- | --- | 0/0 | 34.4 | 34.4 | 34.5 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 33.2 | 33.4 | 33.5 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 16 | --- | --- | --- | 0/0 | 34.4 | 34.5 | 34.6 | 0/24 | --- | --- | --- | 0/0 | 34.2 | 34.3 | 34.5 | 0/24 | --- | --- | --- | 0/0 | 34.2 | 34.4 | 34.4 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 32.7 | 33.0 | 33.3 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 17 | --- | --- | --- | 0/0 | 34.3 | 34.5 | 34.6 | 0/24 | --- | --- | --- | 0/0 | 33.8 | 34.0 | 34.2 | 0/24 | --- | --- | --- | 0/0 | 33.9 | 34.2 | 34.3 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 32.8 | 33.1 | 33.2 | 0/22 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 18 | --- | --- | --- | 0/0 | 34.5 | 34.7 | 34.8 | 0/24 | --- | --- | --- | 0/0 | 33.7 | 33.8 | 33.9 | 0/24 | --- | --- | --- | 0/0 | 33.9 | 33.9 | 33.9 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 33.1 | 33.4 | 33.5 | 0/23 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 19 | --- | --- | --- | 0/0 | 34.6 | 34.7 | 34.7 | 0/24 | --- | --- | --- | 0/0 | 33.9 | 34.0 | 34.1 | 0/24 | --- | --- | --- | 0/0 | 33.9 | 34.1 | 34.2 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 33.6 | 33.9 | 34.1 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 20 | --- | --- | --- | 0/0 | 34.6 | 34.7 | 34.9 | 0/24 | --- | --- | --- | 0/0 | 33.9 | 34.0 | 34.0 | 0/24 | --- | --- | --- | 0/0 | 34.2 | 34.3 | 34.3 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 34.1 | 34.2 | 34.3 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 21 | --- | --- | --- | 0/0 | 34.8 | 35.0 | 35.3 | 0/24 | --- | --- | --- | 0/0 | 33.9 | 33.9 | 34.0 | 0/24 | --- | --- | --- | 0/0 | 34.2 | 34.3 | 34.4 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 34.2 | 34.3 | 34.5 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 22 | --- | --- | --- | 0/0 | 35.2 | 35.4 | 35.5 | 0/24 | --- | --- | --- | 0/0 | 33.9 | 33.9 | 34.0 | 0/24 | --- | --- | --- | 0/0 | 34.2 | 34.3 | 34.4 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 34.5 | 34.6 | 34.9 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 23 | --- | --- | --- | 0/0 | 35.3 | 35.4 | 35.4 | 0/24 | --- | --- | --- | 0/0 | 33.9 | 34.0 | 34.1 | 0/24 | --- | --- | --- | 0/0 | 34.2 | 34.3 | 34.4 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 34.6 | 34.7 | 34.9 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 24 | --- | --- | --- | 0/0 | 35.5 | 35.6 | 35.7 | 0/24 | --- | --- | --- | 0/0 | 34.1 | 34.3 | 34.5 | 0/24 | --- | --- | --- | 0/0 | 34.2 | 34.3 | 34.4 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 34.7 | 34.8 | 34.9 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 25 | --- | --- | --- | 0/0 | 35.6 | 35.6 | 35.7 | 0/24 | --- | --- | --- | 0/0 | 34.5 | 34.6 | 34.6 | 0/24 | --- | --- | --- | 0/0 | 34.4 | 34.5 | 34.8 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 34.7 | 34.7 | 34.9 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 26 | --- | --- | --- | 0/0 | 35.6 | 35.8 | 35.9 | 0/24 | --- | --- | --- | 0/0 | 34.6 | 34.7 | 34.8 | 0/24 | --- | --- | --- | 0/0 | 34.7 | 34.8 | 34.9 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 34.6 | 34.8 | 35.0 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 27 | --- | --- | --- | 0/0 | 35.8 | 35.9 | 35.9 | 0/24 | --- | --- | --- | 0/0 | 34.8 | 34.8 | 35.0 | 0/24 | --- | --- | --- | 0/0 | 34.9 | 35.0 | 35.1 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 34.8 | 35.0 | 35.4 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 28 | --- | --- | --- | 0/0 | 35.9 | 35.9 | 36.0 | 0/24 | --- | --- | --- | 0/0 | 35.0 | 35.0 | 35.1 | 0/24 | --- | --- | --- | 0/0 | 35.0 | 35.1 | 35.2 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 35.0 | 35.2 | 35.4 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 29 | --- | --- | --- | 0/0 | 36.0 | 36.0 | 36.0 | 0/24 | --- | --- | --- | 0/0 | 35.2 | 35.2 | 35.3 | 0/24 | --- | --- | --- | 0/0 | 35.1 | 35.2 | 35.4 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 35.1 | 35.2 | 35.5 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 30 | --- | --- | --- | 0/0 | 36.0 | 36.1 | 36.2 | 0/23 | --- | --- | --- | 0/0 | 35.2 | 35.3 | 35.3 | 0/24 | --- | --- | --- | 0/0 | 35.3 | 35.4 | 35.5 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 35.4 | 35.5 | 35.6 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| Jan 31 | --- | --- | --- | 0/0 | 36.2 | 36.2 | 36.3 | 0/24 | --- | --- | --- | 0/0 | 35.3 | 35.4 | 35.4 | 0/24 | --- | --- | --- | 0/0 | 35.5 | 35.5 | 35.6 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 | 35.4 | 35.5 | 35.6 | 0/24 | --- | --- | --- | 0/0 | --- | --- | --- | 0/0 |
| >68.05 | 0 | 0 | 0 | 0/ 0 |
0 | 0 | 0 | 0/ 743 |
0 | 0 | 0 | 0/ 0 |
0 | 0 | 0 | 0/ 744 |
0 | 0 | 0 | 0/ 0 |
0 | 0 | 0 | 0/ 744 |
0 | 0 | 0 | 0/ 0 |
0 | 0 | 0 | 0/ 0 |
0 | 0 | 0 | 0/ 741 |
0 | 0 | 0 | 0/ 0 |
0 | 0 | 0 | 0/ 0 |
Temperature in Degrees Fahrenheit
| <32 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 | 50 | 52 | 54 | 56 | 58 | 60 | 62 | 64 | 66 | 68 | 70 | 72 | 74 | 76 | 78 | 80 | 82 | 84 | 86 | >86 |