<<<   Lower Columbia River Temperature Report for April 2010   >>>
Generated Tue Jun 21 16:38:04 2011

  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)
Date MinAvgMax>68 MinAvgMax>68 MinAvgMax>68 MinAvgMax>68 MinAvgMax>68 MinAvgMax>68 MinAvgMax>68 MinAvgMax>68 MinAvgMax>68 MinAvgMax>68
Apr 1 45.3 45.4 45.7 0/24 45.5 45.7 45.9 0/24 46.0 46.2 46.4 0/24 46.0 46.3 46.5 0/24 46.0 46.3 46.7 0/24 46.0 46.3 46.6 0/24 46.0 46.3 46.6 0/24 46.2 46.4 46.7 0/24 46.1 46.3 46.9 0/24 45.8 46.5 47.7 0/24
Apr 2 45.5 45.6 45.7 0/24 45.6 45.7 46.0 0/24 46.2 46.4 46.7 0/24 46.4 46.5 46.6 0/24 46.2 46.5 46.8 0/24 46.4 46.5 46.7 0/24 46.1 46.3 46.6 0/24 46.2 46.5 46.7 0/24 46.0 46.3 46.5 0/24 46.1 46.5 47.2 0/24
Apr 3 45.2 45.4 45.5 0/24 45.4 45.5 45.7 0/24 46.4 46.5 46.6 0/24 46.4 46.5 46.6 0/24 46.5 46.6 46.8 0/24 46.6 46.7 46.8 0/24 45.8 45.9 46.1 0/24 46.0 46.1 46.2 0/24 45.6 45.9 46.2 0/24 45.6 46.1 46.6 0/24
Apr 4 45.0 45.3 45.5 0/24 45.2 45.4 45.6 0/24 46.5 46.7 47.0 0/24 46.5 46.7 46.9 0/24 46.5 46.6 46.8 0/24 46.6 46.7 46.9 0/24 45.8 45.9 46.0 0/24 46.0 46.0 46.0 0/24 45.6 45.8 46.0 0/24 45.2 45.5 46.3 0/24
Apr 5 45.4 45.5 45.6 0/24 45.4 45.6 45.9 0/24 46.7 46.8 47.0 0/24 46.6 46.8 47.1 0/24 46.5 46.7 47.0 0/24 46.6 46.8 47.0 0/24 45.9 46.1 46.5 0/24 46.0 46.2 46.5 0/24 45.7 46.0 46.3 0/24 45.2 45.6 46.4 0/24
Apr 6 45.5 45.6 45.9 0/24 45.6 45.8 46.1 0/24 46.6 46.6 46.7 0/24 46.7 46.8 46.9 0/24 46.7 47.2 47.7 0/24 46.8 47.1 47.4 0/24 46.3 46.5 46.7 0/24 46.5 46.6 46.8 0/24 46.1 46.5 46.8 0/24 45.8 46.2 47.1 0/24
Apr 7 45.4 45.6 45.7 0/24 45.6 45.8 46.0 0/24 46.6 46.7 46.8 0/24 46.8 46.9 47.0 0/24 47.2 47.4 47.5 0/24 47.2 47.3 47.4 0/24 46.7 46.8 46.9 0/24 46.7 46.9 47.1 0/24 46.6 46.8 47.4 0/24 46.5 46.8 47.4 0/24
Apr 8 45.4 45.8 46.0 0/24 45.5 45.9 46.0 0/24 46.7 46.7 46.8 0/24 46.8 46.9 47.1 0/24 47.3 47.5 47.7 0/24 47.2 47.4 47.5 0/24 46.9 47.0 47.1 0/24 47.0 47.0 47.1 0/24 46.6 46.9 47.4 0/24 46.7 47.1 47.6 0/24
Apr 9 45.8 45.9 46.1 0/24 45.8 46.1 46.4 0/24 46.7 46.8 46.8 0/24 46.9 47.0 47.2 0/24 47.4 47.5 47.8 0/24 47.1 47.4 47.7 0/24 47.1 47.2 47.3 0/24 46.9 47.1 47.3 0/24 46.5 47.1 48.2 0/24 46.5 47.3 48.3 0/24
Apr 10 45.9 46.1 46.3 0/24 46.1 46.3 46.5 0/24 46.7 47.1 47.8 0/24 47.0 47.2 47.6 0/24 47.4 47.6 47.9 0/24 47.2 47.5 47.8 0/24 47.2 47.4 47.5 0/24 47.1 47.3 47.4 0/24 45.6 47.0 47.6 0/24 46.3 47.2 48.1 0/24
Apr 11 46.1 46.4 47.4 0/24 46.3 46.6 46.9 0/24 47.3 47.8 48.6 0/24 47.4 47.6 47.8 0/24 47.5 47.8 48.0 0/24 47.5 47.8 48.1 0/24 47.3 47.6 48.1 0/24 47.2 47.6 48.0 0/24 47.1 47.6 48.6 0/24 47.3 48.0 48.9 0/24
Apr 12 46.6 46.9 47.4 0/24 46.8 46.9 47.1 0/24 47.4 47.9 48.8 0/24 47.5 47.7 47.8 0/24 48.0 48.3 48.7 0/24 48.0 48.2 48.6 0/24 48.0 48.2 48.4 0/24 48.0 48.1 48.3 0/24 47.8 48.2 50.0 0/24 48.0 48.7 49.6 0/24
Apr 13 46.6 46.8 46.9 0/24 46.9 47.0 47.2 0/24 47.4 47.5 47.6 0/24 47.6 47.7 47.8 0/24 48.4 48.7 49.1 0/24 48.3 48.6 48.9 0/24 48.3 48.4 48.6 0/24 48.3 48.4 48.5 0/24 48.2 48.4 49.4 0/24 48.6 49.1 49.5 0/24
Apr 14 46.9 47.2 48.2 0/24 47.1 47.5 47.9 0/24 47.3 47.8 49.0 0/24 47.7 47.9 48.3 0/24 48.4 48.7 49.0 0/24 48.5 48.7 48.9 0/24 48.4 48.6 49.0 0/24 48.3 48.5 48.9 0/24 48.2 48.6 50.0 0/24 48.3 49.0 49.9 0/24
Apr 15 47.4 47.6 47.8 0/24 47.6 47.8 48.1 0/24 47.7 48.3 48.9 0/24 48.1 48.3 48.5 0/24 48.7 49.0 49.4 0/24 48.8 49.0 49.4 0/24 48.9 49.2 49.6 0/24 48.8 49.1 49.5 0/24 48.7 49.1 49.8 0/24 49.1 49.9 50.8 0/24
Apr 16 47.7 48.2 48.8 0/24 48.1 48.5 48.9 0/24 48.1 48.5 49.0 0/24 48.4 48.5 48.7 0/24 49.1 49.4 49.9 0/24 49.0 49.3 49.6 0/24 49.4 49.7 50.0 0/24 49.3 49.6 49.9 0/24 49.1 49.6 50.1 0/24 49.5 50.3 51.1 0/24
Apr 17 48.0 48.6 49.7 0/24 48.3 48.8 49.2 0/24 48.1 48.5 48.8 0/24 48.4 48.7 49.0 0/24 49.4 49.7 50.1 0/24 49.4 49.6 49.9 0/24 49.8 50.0 50.2 0/24 49.7 49.9 50.1 0/24 49.7 50.0 50.5 0/24 50.1 50.7 51.5 0/24
Apr 18 48.6 49.1 52.2 0/24 48.8 49.4 50.3 0/24 48.5 49.4 51.4 0/24 48.8 49.3 49.9 0/24 49.5 49.8 50.0 0/24 49.6 49.9 50.4 0/24 50.0 50.2 50.5 0/24 49.9 50.1 50.4 0/24 49.8 50.3 51.7 0/24 50.2 51.0 51.9 0/24
Apr 19 49.1 50.7 52.0 0/24 49.9 50.3 51.0 0/24 49.6 50.0 50.6 0/24 49.6 49.8 50.0 0/24 49.9 50.2 50.6 0/24 49.9 50.2 50.5 0/24 50.3 50.6 50.8 0/24 50.2 50.5 50.7 0/24 50.3 50.5 50.8 0/24 50.8 51.3 51.7 0/24
Apr 20 49.7 50.2 50.6 0/24 50.1 50.2 50.4 0/24 49.8 50.1 50.6 0/24 49.6 49.7 50.0 0/24 50.5 50.7 51.0 0/24 50.4 50.6 50.9 0/24 50.5 50.7 50.8 0/24 50.6 50.7 50.7 0/24 50.2 50.5 51.1 0/24 50.8 51.0 51.3 0/24
Apr 21 50.4 50.8 51.2 0/24 50.4 50.8 51.1 0/24 50.1 50.4 50.7 0/24 50.0 50.5 50.8 0/24 50.3 50.5 50.7 0/24 50.2 50.4 50.8 0/24 50.2 50.2 50.4 0/24 50.3 50.3 50.6 0/24 49.8 50.0 50.2 0/24 50.2 50.5 51.1 0/24
Apr 22 50.8 50.9 51.1 0/24 50.9 51.1 51.5 0/24 50.5 50.7 50.9 0/24 50.6 50.8 51.0 0/24 50.5 50.8 51.2 0/24 50.1 50.7 51.3 0/24 49.9 50.3 50.7 0/24 50.1 50.4 50.9 0/24 49.6 50.0 50.4 0/24 49.9 50.4 51.3 0/24
Apr 23 51.0 51.3 51.6 0/24 51.2 51.6 52.1 0/24 50.8 51.0 51.4 0/24 50.9 51.2 51.4 0/24 51.0 51.2 51.5 0/24 50.9 51.3 51.7 0/24 50.3 50.5 50.7 0/24 50.4 50.6 50.8 0/24 50.1 50.3 50.6 0/24 50.0 50.9 52.1 0/24
Apr 24 51.1 51.4 51.8 0/24 51.3 51.5 51.8 0/24 51.1 51.3 51.5 0/24 51.3 51.5 51.6 0/24 51.5 51.7 51.9 0/24 51.5 51.7 52.0 0/24 50.7 51.1 51.4 0/24 50.8 51.2 51.5 0/24 50.3 50.7 51.1 0/24 50.6 51.1 51.6 0/24
Apr 25 51.3 51.4 51.9 0/24 51.4 51.7 52.0 0/24 51.4 51.7 52.3 0/24 51.5 51.9 52.4 0/24 51.6 51.8 52.0 0/24 51.5 51.9 52.2 0/24 51.2 51.5 51.8 0/24 51.4 51.6 51.9 0/24 50.9 51.3 51.6 0/24 50.8 51.7 53.0 0/24
Apr 26 51.3 51.6 52.0 0/24 51.6 51.8 52.0 0/24 52.3 52.5 52.7 0/24 52.3 52.4 52.5 0/24 52.1 52.3 52.4 0/24 52.0 52.4 52.5 0/24 51.7 51.8 51.9 0/24 51.9 51.9 52.0 0/24 51.4 51.5 51.6 0/24 51.3 51.7 52.1 0/24
Apr 27 51.0 51.4 52.0 0/24 51.3 51.5 51.7 0/24 52.3 52.4 52.6 0/24 52.2 52.4 52.6 0/24 52.2 52.4 52.6 0/24 52.3 52.5 52.8 0/24 51.8 51.9 52.0 0/24 51.9 52.0 52.2 0/24 51.4 51.7 52.1 0/24 51.7 52.1 52.7 0/24
Apr 28 51.3 51.6 51.9 0/24 51.4 51.6 51.8 0/24 52.2 52.4 52.6 0/24 52.3 52.5 52.6 0/24 52.4 52.5 52.8 0/24 52.4 52.6 52.9 0/24 52.1 52.3 52.5 0/24 52.2 52.4 52.6 0/24 51.6 51.9 52.4 0/24 51.6 52.1 52.6 0/24
Apr 29 50.7 50.9 51.3 0/24 50.8 51.0 51.3 0/24 52.3 52.4 52.5 0/24 52.4 52.5 52.6 0/24 52.3 52.5 52.6 0/24 52.4 52.6 52.9 0/24 52.1 52.3 52.4 0/24 52.2 52.4 52.6 0/24 51.8 52.0 52.3 0/24 51.9 52.5 53.5 0/24
Apr 30 50.0 50.3 50.8 0/24 50.3 50.5 50.8 0/24 52.3 52.4 52.6 0/24 52.4 52.5 52.6 0/24 52.3 52.4 52.7 0/24 52.3 52.6 53.0 0/24 52.1 52.3 52.5 0/24 52.2 52.4 52.6 0/24 51.7 52.0 52.3 0/24 52.1 52.6 53.2 0/24
>68 0 0 0 0/
720		 0 0 0 0/
720		 0 0 0 0/
720		 0 0 0 0/
720		 0 0 0 0/
720		 0 0 0 0/
720		 0 0 0 0/
720		 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.