National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Weather observations for the past three days for
Grand Coulee Dam Airport
Imperial (Metric)
Date Time (pdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
21 18:15 NW 8 G 17 10.00 Fair CLR 82.4 37.4 20% 80 29.89 0.0
21 17:55 NW 13 10.00 Fair CLR 84.2 35.6 18% 81 29.89 0.0
21 17:35 NW 13 G 22 10.00 Fair CLR 84.2 35.6 18% 81 29.9 0.0
21 17:15 Calm 10.00 Fair CLR 84.2 33.8 16% 81 29.89 0.0
21 16:55 NW 14 10.00 Fair CLR 84.2 35.6 18% 81 29.9 0.0
21 16:30 NW 8 G 18 10.00 Fair CLR 84.2 35.6 18% 81 29.9 0.0
21 16:15 NW 12 G 21 10.00 Fair CLR 84.2 35.6 18% 81 29.9 0.0
21 15:55 NW 13 G 18 10.00 A Few Clouds FEW110 84.2 35.6 18% 81 29.91 0.0
21 15:35 W 12 G 17 10.00 A Few Clouds FEW110 84.2 37.4 19% 81 29.9 0.0
21 15:15 Vrbl 6 G 13 10.00 Fair CLR 84.2 37.4 19% 81 29.91 0.0
21 14:55 Vrbl 6 10.00 A Few Clouds FEW095 82.4 37.4 20% 80 29.92 0.0
21 14:35 Calm 10.00 Partly Cloudy SCT095 80.6 39.2 23% 79 29.92 0.0
21 14:15 Calm 10.00 Partly Cloudy SCT090 80.6 39.2 23% 79 29.93 0.0
21 13:55 NE 7 10.00 Mostly Cloudy BKN090 80.6 41 24% 79 29.93 0.0
21 13:35 Vrbl 3 9.00 A Few Clouds FEW090 80.6 39.2 23% 79 29.93 0.0
21 13:15 Vrbl 6 G 15 10.00 A Few Clouds FEW090 80.6 39.2 23% 79 29.94 0.0
21 12:50 Vrbl 5 G 12 10.00 A Few Clouds FEW090 80.6 39.2 23% 79 29.94 0.0
21 12:35 Vrbl 5 G 13 10.00 Fair CLR 78.8 41 26% 78 29.95 0.0
21 12:15 Vrbl 5 10.00 Fair CLR 77 39.2 26% 77 29.95 0.0
21 11:55 Vrbl 7 10.00 Fair CLR 77 39.2 26% 77 29.96 0.0
21 11:35 Vrbl 5 10.00 Fair CLR 77 39.2 26% 77 29.96 0.0
21 11:15 Vrbl 7 10.00 Fair CLR 75.2 39.2 27% 77 29.96 0.0
21 10:55 NE 8 10.00 Fair CLR 75.2 41 29% 77 29.96 0.0
21 10:35 Calm 10.00 Fair CLR 75.2 41 29% 77 29.97 0.0
21 10:15 N 6 10.00 Fair CLR 73.4 41 31% 29.97 0.0
21 09:55 Vrbl 6 10.00 Fair CLR 73.4 42.8 33% 29.97 0.0
21 09:35 Calm 10.00 Fair CLR 71.6 42.8 36% 29.97 0.0
21 09:10 N 8 10.00 Fair CLR 71.6 42.8 36% 29.97 0.0
21 08:55 NE 7 10.00 Fair CLR 71.6 42.8 36% 29.97 0.0
21 08:35 NE 9 10.00 Fair CLR 69.8 42.8 38% 29.97 0.0
21 08:15 N 8 10.00 Fair CLR 69.8 44.6 40% 29.97 0.0
21 07:55 N 7 10.00 Fair CLR 68 42.8 40% 29.97 0.0
21 07:35 Vrbl 6 10.00 Fair CLR 68 42.8 40% 29.97 0.0
21 07:15 NE 6 10.00 Fair CLR 68 42.8 40% 29.97 0.0
21 06:55 NE 3 10.00 Fair CLR 66.2 42.8 43% 29.97 0.0
21 06:35 NE 5 10.00 Fair CLR 64.4 44.6 49% 29.97 0.0
21 06:15 NW 3 10.00 Fair CLR 60.8 44.6 55% 29.96 0.0
21 05:55 Calm 10.00 Fair CLR 60.8 42.8 52% 29.96 0.0
21 05:30 Calm 10.00 Fair CLR 55.4 39.2 55% 29.95 0.0
21 05:15 E 3 10.00 Fair CLR 55.4 39.2 55% 29.95 0.0
21 04:55 Calm 10.00 Fair CLR 55.4 41 59% 29.94 0.0
21 04:35 W 5 10.00 Fair CLR 57.2 41 55% 29.94 0.0
21 04:15 Calm 10.00 Fair CLR 59 41 51% 29.93 0.0
21 03:55 N 5 10.00 Fair CLR 60.8 44.6 55% 29.93 0.0
21 03:35 N 7 10.00 Fair CLR 64.4 42.8 46% 29.92 0.0
21 03:15 N 6 10.00 Fair CLR 60.8 42.8 52% 29.92 0.0
21 02:55 Calm 10.00 Fair CLR 62.6 42.8 49% 29.91 0.0
21 02:35 N 5 10.00 Fair CLR 66.2 42.8 43% 29.9 0.0
21 02:15 N 6 10.00 Fair CLR 66.2 41 40% 29.9 0.0
21 01:55 N 7 10.00 Fair CLR 66.2 41 40% 29.89 0.0
21 01:35 N 6 G 13 10.00 Fair CLR 68 41 38% 29.89 0.0
21 01:15 N 7 G 16 10.00 A Few Clouds FEW110 68 39.2 35% 29.89 0.0
21 00:55 N 7 G 17 10.00 A Few Clouds FEW110 69.8 39.2 33% 29.88 0.0
21 00:35 N 10 G 18 10.00 Fair CLR 69.8 39.2 33% 29.88 0.0
21 00:15 NE 13 G 21 10.00 Fair CLR 69.8 39.2 33% 29.88 0.0
20 23:55 NE 9 G 16 10.00 Fair CLR 71.6 37.4 29% 29.87 0.0
20 23:35 N 9 G 17 10.00 Fair CLR 71.6 37.4 29% 29.86 0.0
20 23:15 N 10 10.00 Fair CLR 71.6 37.4 29% 29.85 0.0
20 22:55 N 14 G 24 10.00 Fair CLR 73.4 37.4 27% 29.84 0.0
20 22:35 NE 12 G 20 10.00 Fair CLR 73.4 39.2 29% 29.84 0.0
20 22:10 NE 13 G 24 10.00 Fair CLR 75.2 37.4 25% 77 29.83 0.0
20 21:55 N 13 G 23 10.00 A Few Clouds FEW120 77 37.4 24% 77 29.82 0.0
20 21:35 N 14 10.00 Fair CLR 77 39.2 26% 77 29.81 0.0
20 21:15 N 15 G 21 10.00 Fair CLR 77 37.4 24% 77 29.8 0.0
20 20:55 N 14 10.00 Fair CLR 77 39.2 26% 77 29.79 0.0
20 20:35 N 13 G 23 10.00 Fair CLR 78.8 39.2 24% 78 29.78 0.0
20 20:15 N 12 10.00 Fair CLR 80.6 39.2 23% 79 29.77 0.0
20 19:55 N 10 10.00 Fair CLR 82.4 39.2 21% 80 29.76 0.0
20 19:35 Vrbl 7 G 16 10.00 Fair CLR 82.4 39.2 21% 80 29.76 0.0
20 19:15 N 13 10.00 Fair CLR 82.4 39.2 21% 80 29.75 0.0
20 18:55 NW 8 G 18 10.00 Fair CLR 84.2 39.2 20% 81 29.74 0.0
20 18:35 Vrbl 6 G 13 10.00 Fair CLR 84.2 39.2 20% 81 29.74 0.0
20 18:15 N 7 10.00 Fair CLR 84.2 37.4 19% 81 29.74 0.0
20 17:55 N 10 10.00 Fair CLR 86 39.2 19% 83 29.74 0.0
20 17:35 N 9 10.00 Fair CLR 86 39.2 19% 83 29.74 0.0
20 17:15 N 10 10.00 Fair CLR 86 39.2 19% 83 29.74 0.0
20 16:55 Vrbl 5 G 17 10.00 Fair CLR 86 37.4 18% 83 29.74 0.0
20 16:35 NW 10 G 16 10.00 Fair CLR 87.8 39.2 18% 84 29.74 0.0
20 16:15 W 8 10.00 Fair CLR 86 37.4 18% 83 29.75 0.0
20 15:55 Vrbl 5 G 14 10.00 Fair CLR 86 37.4 18% 83 29.75 0.0
20 15:35 W 10 10.00 Fair CLR 86 39.2 19% 83 29.75 0.0
20 15:15 NW 8 10.00 Fair CLR 86 37.4 18% 83 29.76 0.0
20 14:55 Vrbl 6 10.00 Fair CLR 84.2 37.4 19% 81 29.76 0.0
20 14:35 N 10 G 20 10.00 Fair CLR 84.2 37.4 19% 81 29.76 0.0
20 14:15 NW 7 10.00 Fair CLR 86 37.4 18% 83 29.76 0.0
20 13:55 W 12 G 18 10.00 Fair CLR 84.2 33.8 16% 81 29.76 0.0
20 13:35 W 10 G 18 10.00 Fair CLR 84.2 35.6 18% 81 29.76 0.0
20 13:15 NW 10 G 18 10.00 Fair CLR 84.2 35.6 18% 81 29.76 0.0
20 12:55 W 12 G 18 10.00 Fair CLR 84.2 33.8 16% 81 29.76 0.0
20 12:35 NW 8 G 21 10.00 Fair CLR 84.2 32 15% 81 29.76 0.0
20 12:15 NW 10 G 17 10.00 Fair CLR 84.2 33.8 16% 81 29.76 0.0
20 11:55 NW 13 10.00 Fair CLR 84.2 35.6 18% 81 29.76 0.0
20 11:35 W 9 10.00 Fair CLR 82.4 37.4 20% 80 29.75 0.0
20 11:15 NW 10 G 18 10.00 Fair CLR 80.6 37.4 21% 79 29.76 0.0
20 10:55 W 8 G 15 10.00 Fair CLR 80.6 37.4 21% 79 29.76 0.0
20 10:35 NW 10 10.00 Fair CLR 80.6 39.2 23% 79 29.76 0.0
20 10:15 Vrbl 3 10.00 Fair CLR 78.8 37.4 23% 78 29.75 0.0
20 09:55 Vrbl 6 10.00 Fair CLR 78.8 39.2 24% 78 29.76 0.0
20 09:35 Vrbl 6 10.00 Fair CLR 78.8 39.2 24% 78 29.76 0.0
20 09:15 NE 9 10.00 Fair CLR 77 39.2 26% 77 29.76 0.0
20 08:55 NE 8 G 15 10.00 Fair CLR 78.8 39.2 24% 78 29.76 0.0
20 08:35 N 9 10.00 Fair CLR 77 39.2 26% 77 29.76 0.0
20 08:15 N 10 10.00 Fair CLR 75.2 41 29% 77 29.75 0.0
20 07:55 N 8 10.00 Fair CLR 75.2 41 29% 77 29.75 0.0
20 07:30 Vrbl 3 10.00 Fair CLR 73.4 41 31% 29.75 0.0
20 07:15 Calm 10.00 Fair CLR 73.4 41 31% 29.75 0.0
20 06:55 Calm 10.00 Fair CLR 71.6 41 33% 29.74 0.0
20 06:35 Calm 10.00 Fair CLR 71.6 42.8 36% 29.74 0.0
20 06:15 Calm 10.00 Fair CLR 68 44.6 43% 29.73 0.0
20 05:55 Calm 10.00 Fair CLR 64.4 44.6 49% 29.72 0.0
20 05:35 Calm 10.00 Fair CLR 64.4 44.6 49% 29.72 0.0
20 05:15 Vrbl 5 10.00 Fair CLR 66.2 42.8 43% 29.72 0.0
20 04:55 Vrbl 5 10.00 Fair CLR 66.2 46.4 49% 29.72 0.0
20 04:35 Calm 10.00 Fair CLR 64.4 44.6 49% 29.72 0.0
20 04:15 E 3 10.00 Fair CLR 60.8 46.4 59% 29.72 0.0
20 03:55 SW 10 10.00 Fair CLR 64.4 44.6 49% 29.71 0.0
20 03:35 S 5 10.00 Fair CLR 62.6 42.8 49% 29.72 0.0
20 03:15 Calm 10.00 Fair CLR 64.4 42.8 46% 29.71 0.0
20 02:55 Calm 10.00 Fair CLR 62.6 46.4 56% 29.71 0.0
20 02:35 SW 5 10.00 Fair CLR 66.2 42.8 43% 29.71 0.0
20 02:15 SW 5 10.00 Fair CLR 64.4 41 43% 29.71 0.0
20 01:55 Calm 10.00 Fair CLR 66.2 44.6 46% 29.71 0.0
20 01:35 Vrbl 6 10.00 Fair CLR 71.6 41 33% 29.71 0.0
20 01:15 SW 5 10.00 Fair CLR 69.8 41 35% 29.71 0.0
20 00:55 Calm 10.00 Fair CLR 71.6 42.8 36% 29.72 0.0
20 00:15 SW 9 10.00 Fair CLR 75.2 42.8 31% 77 29.72 0.0
19 23:55 SW 10 10.00 Fair CLR 77 42.8 30% 78 29.72 0.0
19 23:35 SW 12 10.00 Fair CLR 77 42.8 30% 78 29.72 0.0
19 23:15 SW 9 10.00 Fair CLR 77 46.4 34% 78 29.73 0.0
19 22:55 SW 12 10.00 Fair CLR 78.8 46.4 32% 79 29.73 0.0
19 22:35 SW 8 10.00 Fair CLR 77 48.2 36% 78 29.72 0.0
19 22:15 Calm 10.00 Fair CLR 73.4 44.6 36% 29.72 0.0
19 21:55 Calm 10.00 Fair CLR 77 44.6 32% 78 29.72 0.0
19 21:35 SW 3 10.00 Fair CLR 75.2 46.4 36% 77 29.72 0.0
19 21:15 Calm 10.00 Fair CLR 78.8 44.6 30% 79 29.71 0.0
19 20:55 SW 5 10.00 Fair CLR 78.8 42.8 28% 78 29.71 0.0
19 20:30 SW 7 10.00 Fair CLR 84.2 41 22% 82 29.71 0.0
19 20:15 SW 8 10.00 Fair CLR 84.2 42.8 23% 82 29.71 0.0
19 19:55 SW 9 10.00 Fair CLR 86 41 20% 83 29.71 0.0
19 19:35 SW 9 10.00 Fair CLR 86 41 20% 83 29.71 0.0
19 19:15 SW 10 10.00 Fair CLR 87.8 39.2 18% 84 29.71 0.0
19 18:55 S 8 10.00 Fair CLR 89.6 37.4 16% 86 29.71 0.0
19 18:35 S 12 10.00 Fair CLR 89.6 39.2 17% 86 29.72 0.0
19 18:15 S 9 10.00 Fair CLR 89.6 37.4 16% 86 29.72 0.0
19 17:55 S 8 G 14 10.00 Fair CLR 89.6 37.4 16% 86 29.72 0.0
19 17:35 SW 9 10.00 Fair CLR 89.6 37.4 16% 86 29.73 0.0
19 17:15 S 8 10.00 Fair CLR 89.6 37.4 16% 86 29.74 0.0
19 16:50 Vrbl 7 10.00 Fair CLR 89.6 35.6 15% 86 29.75 0.0
19 16:35 W 5 G 12 10.00 Fair CLR 86 37.4 18% 83 29.76 0.0
19 16:15 Vrbl 6 10.00 Fair CLR 89.6 37.4 16% 86 29.76 0.0
19 15:55 Vrbl 5 10.00 Fair CLR 87.8 37.4 17% 84 29.77 0.0
19 15:35 Calm 10.00 Fair CLR 87.8 35.6 16% 84 29.78 0.0
19 15:15 W 6 10.00 Fair CLR 87.8 39.2 18% 84 29.79 0.0
19 14:55 Vrbl 6 10.00 Fair CLR 89.6 39.2 17% 86 29.79 0.0
19 14:35 NW 7 9.00 Fair CLR 87.8 39.2 18% 84 29.8 0.0
19 14:15 NW 6 10.00 Fair CLR 89.6 39.2 17% 86 29.81 0.0
19 13:35 Vrbl 3 10.00 Fair CLR 86 39.2 19% 83 29.83 0.0
19 13:10 Vrbl 7 10.00 Fair CLR 86 39.2 19% 83 29.84 0.0
19 12:55 NW 6 10.00 Fair CLR 84.2 37.4 19% 81 29.85 0.0
19 12:35 N 6 10.00 Fair CLR 84.2 37.4 19% 81 29.86 0.0
19 12:15 Vrbl 6 10.00 Fair CLR 84.2 37.4 19% 81 29.87 0.0
19 11:55 Vrbl 6 10.00 Fair CLR 82.4 35.6 19% 80 29.87 0.0
19 11:35 NE 6 10.00 Fair CLR 80.6 39.2 23% 79 29.88 0.0
19 11:15 Vrbl 6 10.00 Fair CLR 80.6 39.2 23% 79 29.89 0.0
19 10:55 N 5 10.00 Fair CLR 78.8 39.2 24% 78 29.89 0.0
19 10:35 Calm 10.00 Fair CLR 75.2 39.2 27% 77 29.9 0.0
19 10:15 Vrbl 5 10.00 Fair CLR 73.4 41 31% 29.9 0.0
19 09:55 Vrbl 3 10.00 Fair CLR 73.4 41 31% 29.91 0.0
19 09:35 Calm 10.00 Fair CLR 71.6 41 33% 29.92 0.0
19 09:15 NW 3 10.00 Fair CLR 69.8 39.2 33% 29.92 0.0
19 08:55 N 6 10.00 Fair CLR 69.8 39.2 33% 29.92 0.0
19 08:35 NE 5 10.00 Fair CLR 69.8 39.2 33% 29.93 0.0
19 08:15 NE 5 10.00 Fair CLR 66.2 41 40% 29.93 0.0
19 07:55 NE 6 10.00 Fair CLR 66.2 44.6 46% 29.93 0.0
19 07:35 NE 5 10.00 Fair CLR 64.4 42.8 46% 29.93 0.0
19 07:15 NE 5 10.00 Fair CLR 64.4 42.8 46% 29.94 0.0
19 06:55 NE 5 10.00 Fair CLR 62.6 44.6 52% 29.94 0.0
19 06:35 Vrbl 3 10.00 Fair CLR 62.6 44.6 52% 29.94 0.0
19 06:15 NE 3 10.00 Fair CLR 60.8 44.6 55% 29.93 0.0
19 05:55 NE 5 10.00 Fair CLR 62.6 44.6 52% 29.93 0.0
19 05:35 Calm 10.00 Fair CLR 59 42.8 55% 29.93 0.0
19 05:15 E 3 10.00 Fair CLR 59 42.8 55% 29.93 0.0
19 04:55 Calm 10.00 Fair CLR 57.2 41 55% 29.93 0.0
19 04:35 Calm 10.00 Fair CLR 57.2 42.8 59% 29.93 0.0
19 04:15 Calm 10.00 Fair CLR 59 42.8 55% 29.93 0.0
19 03:55 Calm 10.00 Fair CLR 57.2 39.2 51% 29.93 0.0
19 03:35 Calm 10.00 Fair CLR 55.4 39.2 55% 29.93 0.0
19 03:15 E 5 10.00 Fair CLR 60.8 41 48% 29.93 0.0
19 02:55 E 3 10.00 Fair CLR 60.8 41 48% 29.93 0.0
19 02:35 E 3 10.00 Fair CLR 60.8 41 48% 29.93 0.0
19 02:10 Calm 10.00 Fair CLR 60.8 44.6 55% 29.93 0.0
19 01:55 Calm 10.00 Fair CLR 60.8 42.8 52% 29.93 0.0
19 01:35 Calm 10.00 Fair CLR 59 37.4 45% 29.93 0.0
19 01:15 Calm 10.00 Fair CLR 60.8 39.2 45% 29.93 0.0
19 00:55 Calm 10.00 Fair CLR 64.4 35.6 34% 29.93 0.0
19 00:35 Calm 10.00 Fair CLR 66.2 35.6 32% 29.93 0.0
19 00:15 E 5 10.00 Fair CLR 64.4 41 43% 29.93 0.0
18 23:55 E 3 10.00 Fair CLR 64.4 37.4 37% 29.93 0.0
18 23:35 Calm 10.00 Fair CLR 69.8 35.6 29% 29.93 0.0
18 23:15 Calm 10.00 Fair CLR 68 35.6 30% 29.93 0.0
18 22:55 Calm 10.00 Fair CLR 69.8 37.4 31% 29.92 0.0
18 22:30 NE 6 10.00 Fair CLR 71.6 37.4 29% 29.92 0.0
18 22:15 NE 10 10.00 Fair CLR 73.4 35.6 25% 29.92 0.0
18 21:55 N 9 10.00 Fair CLR 75.2 37.4 25% 77 29.92 0.0
18 21:35 NW 7 10.00 Fair CLR 73.4 37.4 27% 29.92 0.0
18 21:15 NW 8 10.00 Fair CLR 77 37.4 24% 77 29.91 0.0
18 20:55 NW 9 10.00 Fair CLR 77 39.2 26% 77 29.91 0.0
18 20:35 NW 8 10.00 Fair CLR 78.8 37.4 23% 78 29.91 0.0
18 20:15 NW 8 10.00 Fair CLR 78.8 41 26% 78 29.91 0.0
18 19:55 NW 6 10.00 Fair CLR 80.6 39.2 23% 79 29.91 0.0
18 19:35 NW 7 10.00 Fair CLR 82.4 39.2 21% 80 29.91 0.0
18 19:15 NW 8 10.00 Fair CLR 82.4 37.4 20% 80 29.91 0.0
18 18:55 NW 5 G 13 10.00 Fair CLR 84.2 37.4 19% 81 29.91 0.0
18 18:35 NW 9 10.00 Fair CLR 84.2 37.4 19% 81 29.91 0.0
Date Time (pdt) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)