Lower Snake River Temperature Report for April 2020  
Generated Fri May 1 06:18:07 2020

  Anatone - Snake River Near Anatone (ANQW) Lower Granite Dam forebay (LWG) Lower Granite tailwater - Snake R. below dam (LGNW) Little Goose Dam forebay (LGSA) Little Goose Dam tailwater (Snake R. below Little Goose) (LGSW) Lower Monumental Dam forebay on Snake River (LMNA) Lower Monumental tailwater below the dam on Snake River (LMNW) Ice Harbor Dam forebay (IHRA) Ice Harbor tailwater- Snake R. below Goose Is. (IDSW)
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
Apr 1 44.7 45.2 46.0 0/24 45.2 45.3 45.5 0/24 45.0 45.1 45.3 0/24 46.0 46.2 46.4 0/24 45.7 45.8 46.0 0/24 45.3 45.4 45.5 0/24 45.6 45.6 45.8 0/24 45.7 45.8 45.8 0/24 45.8 46.0 46.1 0/24
Apr 2 44.3 44.9 45.8 0/24 45.5 45.8 46.1 0/24 45.3 45.6 45.8 0/24 46.1 46.5 47.0 0/24 45.9 46.1 46.3 0/24 45.3 45.4 45.5 0/24 45.6 45.7 45.8 0/24 45.7 45.8 45.9 0/24 45.8 46.0 46.3 0/24
Apr 3 44.5 729.3 2391.3 7/24 46.1 46.4 46.6 0/24 45.8 46.2 46.4 0/24 46.5 46.6 46.7 0/24 46.0 46.2 46.3 0/24 45.4 45.6 45.8 0/24 45.7 45.9 46.1 0/24 45.8 45.9 46.1 0/24 45.9 46.1 46.4 0/24
Apr 4 45.3 241.6 2391.3 2/24 46.3 46.5 46.7 0/24 46.4 46.5 46.5 0/24 46.3 46.4 46.5 0/24 46.0 46.2 46.5 0/24 45.7 45.8 46.0 0/24 46.0 46.2 46.6 0/24 45.8 45.9 46.0 0/24 46.0 46.3 46.6 0/24
Apr 5 46.7 47.5 48.6 0/24 46.0 46.2 46.3 0/24 46.3 46.4 46.5 0/24 46.1 46.3 46.8 0/24 46.0 46.2 46.3 0/24 46.1 46.4 46.6 0/24 46.5 46.8 47.0 0/24 45.9 46.0 46.3 0/24 46.2 46.5 46.8 0/24
Apr 6 47.7 48.4 49.5 0/24 45.7 45.9 46.1 0/24 46.0 46.1 46.3 0/24 46.2 46.9 47.4 0/24 45.8 46.0 46.4 0/24 46.3 46.6 46.9 0/24 46.8 47.0 47.2 0/24 46.0 46.2 46.5 0/24 46.4 46.7 47.1 0/24
Apr 7 48.0 48.8 50.1 0/24 45.7 45.9 46.6 0/24 45.9 46.1 46.4 0/24 46.4 46.8 47.2 0/24 45.7 46.0 46.4 0/24 46.6 46.8 47.0 0/24 47.0 47.3 47.6 0/24 46.4 46.7 47.1 0/24 46.8 47.1 47.5 0/24
Apr 8 48.7 49.6 50.7 0/24 46.2 46.8 47.4 0/24 46.4 46.8 47.3 0/24 46.6 47.0 47.5 0/24 46.1 46.6 47.0 0/24 47.0 47.1 47.3 0/24 47.3 47.6 47.8 0/24 47.0 47.3 47.5 0/24 47.3 47.7 48.1 0/24
Apr 9 49.1 50.0 51.3 0/24 47.2 48.3 49.0 0/24 47.4 48.1 48.9 0/24 47.2 47.6 48.2 0/24 46.9 47.4 47.7 0/24 46.9 47.2 47.6 0/24 47.6 47.7 47.9 0/24 47.4 47.7 47.9 0/24 48.0 48.2 48.6 0/24
Apr 10 49.5 50.4 51.5 0/24 48.3 49.2 49.6 0/24 48.7 49.1 49.4 0/24 47.4 48.2 49.4 0/24 47.4 47.7 48.1 0/24 46.8 47.0 47.4 0/24 47.4 47.6 47.8 0/24 47.9 48.1 48.6 0/24 48.3 48.6 49.0 0/24
Apr 11 50.5 50.9 51.4 0/24 49.0 49.4 49.7 0/24 49.1 49.3 49.5 0/24 47.9 48.4 48.8 0/24 47.3 47.4 47.6 0/24 46.8 47.7 48.4 0/24 47.6 48.0 48.4 0/24 48.2 48.5 48.8 0/24 48.7 48.9 49.2 0/24
Apr 12 47.8 48.9 50.2 0/24 49.6 49.8 50.1 0/24 49.4 49.7 50.1 0/24 48.1 48.5 49.2 0/24 47.6 48.1 48.5 0/24 47.9 48.0 48.4 0/24 48.2 48.5 48.8 0/24 48.5 48.6 48.8 0/24 48.9 49.0 49.3 0/24
Apr 13 46.2 47.4 48.7 0/24 50.0 50.1 50.4 0/24 49.9 50.1 50.2 0/24 48.7 49.1 50.2 0/24 48.4 48.7 49.0 0/24 48.2 48.4 48.7 0/24 48.6 48.7 48.8 0/24 48.2 48.4 48.7 0/24 48.6 48.7 48.9 0/24
Apr 14 46.6 47.5 48.3 0/24 50.0 50.3 50.4 0/24 50.2 50.2 50.3 0/24 49.4 50.0 50.3 0/24 48.9 49.2 49.5 0/24 48.2 48.4 48.5 0/24 48.3 48.5 48.8 0/24 48.1 48.4 48.7 0/24 48.5 48.8 49.2 0/24
Apr 15 47.7 48.1 48.8 0/24 49.1 49.7 50.1 0/24 49.2 49.7 50.1 0/24 49.9 50.2 50.4 0/24 49.4 49.6 49.9 0/24 48.5 48.9 49.3 0/24 48.8 49.1 49.5 0/24 48.6 49.0 49.5 0/24 49.1 49.4 49.8 0/24
Apr 16 47.3 48.5 49.7 0/24 48.1 48.6 49.2 0/24 48.4 48.7 49.2 0/23 49.9 50.2 51.0 0/24 49.7 50.1 50.4 0/24 49.2 49.4 50.1 0/24 49.3 49.7 50.1 0/24 49.2 49.3 49.8 0/24 49.5 49.8 50.1 0/24
Apr 17 48.1 49.2 50.3 0/24 47.7 48.0 48.5 0/24 47.9 48.1 48.5 0/24 50.4 50.9 52.4 0/24 50.3 50.7 51.1 0/24 49.7 49.9 50.3 0/24 49.9 50.2 50.4 0/24 49.1 49.2 49.3 0/24 49.4 49.7 50.0 0/24
Apr 18 49.3 50.1 51.1 0/24 47.5 47.6 47.9 0/24 47.6 47.8 48.1 0/24 50.7 51.2 51.5 0/24 50.8 51.1 51.4 0/24 50.1 50.3 50.9 0/24 50.3 50.6 50.8 0/24 49.2 49.6 49.9 0/24 49.7 50.1 50.5 0/24
Apr 19 49.7 50.7 52.5 0/24 47.5 47.7 48.4 0/24 47.6 47.8 48.2 0/24 50.8 51.2 51.7 0/24 50.5 50.8 51.0 0/24 50.6 50.9 51.0 0/24 50.7 51.1 51.4 0/24 49.9 50.2 50.5 0/24 50.1 50.6 51.0 0/24
Apr 20 51.0 51.9 53.3 0/24 48.0 48.6 49.5 0/24 48.2 48.8 49.4 0/24 50.5 51.0 51.6 0/24 50.4 50.7 51.2 0/24 51.0 51.3 51.7 0/24 51.4 51.7 52.0 0/24 50.5 51.0 51.5 0/24 51.0 51.4 51.8 0/24
Apr 21 51.6 52.6 53.7 0/24 49.0 49.4 50.9 0/24 49.3 49.6 50.2 0/24 49.5 50.1 51.4 0/24 49.5 50.0 50.4 0/24 51.2 51.6 52.2 0/24 51.8 51.9 52.1 0/24 51.1 51.4 51.8 0/24 51.5 51.9 52.3 0/24
Apr 22 51.6 52.0 52.9 0/24 49.5 50.2 51.2 0/24 49.9 50.2 50.7 0/24 49.5 50.5 50.8 0/24 49.5 50.0 50.3 0/24 51.6 52.1 52.4 0/24 51.9 52.0 52.1 0/24 51.8 52.1 52.2 0/24 52.1 52.4 52.7 0/24
Apr 23 50.6 51.2 52.2 0/24 50.6 51.2 51.9 0/24 50.7 51.1 51.8 0/24 50.5 50.6 50.7 0/24 50.1 50.2 50.3 0/24 51.4 51.7 52.0 0/24 51.5 51.8 52.0 0/24 52.2 52.5 52.9 0/24 52.6 52.9 53.1 0/24
Apr 24 50.2 50.8 51.5 0/24 52.1 52.3 52.6 0/24 51.8 52.2 52.6 0/24 50.2 50.5 50.9 0/24 50.3 50.5 50.7 0/24 50.5 51.0 51.6 0/24 50.9 51.0 51.4 0/24 52.4 52.6 53.0 0/24 52.8 53.0 53.2 0/24
Apr 25 50.1 50.6 51.2 0/24 51.4 51.9 52.4 0/24 51.5 52.0 52.3 0/24 50.4 50.8 51.3 0/24 50.7 51.0 51.2 0/24 50.6 50.8 51.3 0/24 50.9 51.0 51.1 0/24 52.2 52.5 52.7 0/24 52.5 52.9 53.0 0/24
Apr 26 50.3 51.4 53.0 0/24 50.4 50.9 51.5 0/24 50.5 51.0 51.5 0/24 51.1 51.5 52.1 0/24 51.2 51.7 52.2 0/24 50.8 50.9 51.3 0/24 51.0 51.1 51.4 0/24 51.4 51.8 52.2 0/24 52.0 52.2 52.6 0/24
Apr 27 52.0 52.7 53.6 0/24 50.0 50.4 50.7 0/24 50.4 50.5 50.5 0/24 51.9 52.9 53.2 0/24 52.3 52.8 53.2 0/24 51.0 51.5 51.9 0/24 51.3 51.7 52.1 0/24 51.5 51.7 51.9 0/24 51.9 52.1 52.3 0/24
Apr 28 51.9 53.1 54.1 0/24 50.4 50.6 51.7 0/24 50.3 50.7 51.3 0/24 52.8 53.0 53.1 0/24 53.0 53.1 53.3 0/24 51.9 52.2 52.6 0/24 52.0 52.5 53.0 0/24 51.8 51.9 52.1 0/24 52.2 52.4 52.6 0/24
Apr 29 52.7 53.5 54.6 0/24 51.2 51.6 52.2 0/24 51.3 51.7 52.1 0/24 51.9 52.6 53.4 0/24 51.9 52.4 52.9 0/24 52.7 53.2 53.5 0/24 52.9 53.5 53.9 0/24 52.1 52.3 52.8 0/24 52.5 52.8 53.1 0/24
Apr 30 52.5 53.3 53.7 0/24 51.7 51.9 52.1 0/24 51.7 51.9 52.1 0/24 51.6 52.0 52.2 0/24 51.8 51.9 51.9 0/24 53.3 53.7 54.1 0/24 53.7 53.9 54.0 0/24 52.8 53.2 53.8 0/24 53.1 53.5 54.0 0/24
>68.05 0 2 2 9/
720		 0 0 0 0/
720		 0 0 0 0/
719		 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 68.05°F.
--- indicates No Data

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