<<<   Mid and Upper-Columbia River Temperature Report for April 2011   >>>
Generated Tue Jun 21 16:25:33 2011

  Chief Joseph Dam forebay (CHJ) Chief Joseph tailwater (CHQW) Pasco - 4.8 miles above Confluence of Snake and Columbia Rivers (PAQW)
Date MinAvgMax>68 MinAvgMax>68 MinAvgMax>68
Apr 1 38.6 38.7 38.8 0/24 38.6 38.7 38.8 0/24 42.8 43.3 43.8 0/24
Apr 2 38.6 38.8 39.0 0/24 38.6 38.9 39.1 0/24 43.2 43.6 43.9 0/24
Apr 3 38.8 38.9 39.2 0/24 38.8 39.1 39.3 0/24 42.7 43.2 43.6 0/24
Apr 4 39.0 39.1 39.2 0/24 39.0 39.2 39.4 0/24 42.7 42.9 43.2 0/24
Apr 5 39.2 39.4 39.5 0/24 39.4 39.5 39.7 0/24 42.2 42.8 43.3 0/24
Apr 6 39.5 39.7 39.8 0/24 39.5 39.8 40.0 0/24 42.3 42.6 42.9 0/24
Apr 7 39.7 39.8 40.0 0/24 39.9 40.0 40.1 0/24 41.8 42.4 43.1 0/24
Apr 8 39.8 40.0 40.2 0/24 40.0 40.1 40.3 0/24 42.4 42.9 43.5 0/24
Apr 9 40.1 40.3 40.5 0/24 40.3 40.6 40.7 0/24 42.6 43.2 43.6 0/24
Apr 10 40.5 40.7 40.8 0/24 40.7 40.9 41.1 0/24 42.9 43.3 43.7 0/24
Apr 11 40.8 41.1 41.3 0/24 41.1 41.2 41.4 0/24 43.3 43.8 44.2 0/24
Apr 12 41.2 41.4 41.6 0/24 41.2 41.5 41.6 0/24 43.1 43.7 44.3 0/24
Apr 13 41.4 41.5 41.6 0/24 41.5 41.6 41.7 0/24 43.6 43.8 44.0 0/24
Apr 14 41.4 41.6 41.7 0/24 41.5 41.7 41.9 0/24 43.1 43.8 44.6 0/24
Apr 15 41.6 41.7 41.9 0/24 41.7 41.8 41.9 0/24 43.7 43.9 44.2 0/24
Apr 16 41.8 42.0 42.2 0/24 41.9 42.1 42.5 0/24 43.6 44.3 45.1 0/24
Apr 17 42.1 42.4 42.8 0/24 42.1 42.3 42.6 0/24 44.3 44.8 45.3 0/24
Apr 18 42.3 42.5 42.8 0/24 42.4 42.6 42.7 0/24 44.8 45.1 45.4 0/24
Apr 19 42.4 42.6 42.8 0/24 42.4 42.6 42.8 0/24 44.5 45.0 45.6 0/24
Apr 20 42.4 42.6 42.7 0/24 42.5 42.6 42.8 0/24 44.7 45.1 45.5 0/24
Apr 21 42.6 42.8 43.1 0/24 42.6 42.8 43.1 0/24 45.0 45.3 45.6 0/24
Apr 22 42.8 43.0 43.4 0/24 42.8 43.0 43.2 0/24 45.0 45.8 46.7 0/24
Apr 23 42.9 43.1 43.4 0/24 43.0 43.1 43.3 0/24 45.8 46.4 47.0 0/24
Apr 24 43.0 43.4 43.7 0/24 43.2 43.4 43.7 0/24 46.3 46.7 47.1 0/24
Apr 25 43.3 43.5 43.7 0/24 43.4 43.6 43.8 0/24 46.0 46.4 46.7 0/24
Apr 26 43.5 43.7 43.9 0/24 43.5 43.7 43.9 0/24 45.5 46.2 47.0 0/24
Apr 27 43.6 43.7 43.8 0/24 43.6 43.8 43.9 0/24 46.6 46.9 47.3 0/24
Apr 28 43.7 43.9 44.1 0/24 43.8 43.9 44.0 0/24 46.4 46.9 47.3 0/24
Apr 29 43.8 44.0 44.3 0/24 43.8 44.0 44.3 0/24 46.4 46.9 47.2 0/24
Apr 30 44.0 44.3 44.7 0/24 44.1 44.2 44.5 0/24 46.6 47.4 48.3 0/24
>68 0 0 0 0/
720		 0 0 0 0/
720		 0 0 0 0/
720

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

Bold, red text denotes values above 68°F.
--- indicates No Data

NOTICE: This report is based on raw, unverified data.