"Appendix A1.Climatic observations recorded daily at 1600 hours at the Anvik River sonar project site, 2018.",,,,, ,,,,, Date,Precipitation (code a),Wind direction (code b),Wind velocity (kph),Sky (code c),Air temperature (degrees C) 06/16/2018,C,W,2.1,O,12.2 06/17/2018,B,W,1.5,O,12.5 06/18/2018,B,E,1.7,O,15.6 06/19/2018,B,W,0.6,B,12.2 06/20/2018,B,E,1.3,O,16.1 06/21/2018,A,W,3.0,S,15.7 06/22/2018,A,E,1.8,S,14.5 06/23/2018,A,W,2.0,B,16.4 06/24/2018,B,W,0.8,B,16.3 06/25/2018,B,E,2.7,S,17.4 06/26/2018,A,NW,2.7,O,15.7 06/27/2018,A,E,5.7,B,16.9 06/28/2018,A,E,1.3,S,18.4 06/29/2018,B,W,1.5,O,15.6 06/30/2018,B,W,1.3,B,21.1 07/01/2018,A,W,1.7,S,19.5 07/02/2018,A,W,1.5,C,18.0 07/03/2018,A,W,2.4,C,27.0 07/04/2018,B,W,1.0,O,18.5 07/05/2018,A,W,1.0,C,23.7 07/06/2018,A,N,0.8,C,25.4 07/07/2018,B,E,1.4,O,22.6 07/08/2018,C,E,0.8,O,14.3 07/09/2018,B,E,1.4,B,13.8 07/10/2018,B,W,1.4,B,15.0 07/11/2018,A,NE,0.8,B,16.3 07/12/2018,A,NE,1.9,O,17.6 07/13/2018,A,NE,1.9,O,16.5 07/14/2018,A,W,1.5,B,16.6 07/15/2018,B,W,4.7,O,13.1 07/16/2018,A,W,2.7,S,16.4 07/17/2018,B,W,3.6,O,15.9 07/18/2018,A,NW,4.0,O,14.2 07/19/2018,A,ND,ND,O,ND 07/20/2018,A,NW,0.8,S,23.8 07/21/2018,B,NW,2.4,O,22.2 07/22/2018,A,N,1.0,B,22.1 07/23/2018,B,N,1.2,B,18.1 07/24/2018,A,E,1.0,S,25.0 07/25/2018,A,W,1.0,S,26.3 Note: ND indicates no data were recorded.,,,,, a Precipitation code for the preceding 24-hour period: A = none; B = intermittent rain; C = continuous rain; D = snow and rain mixed; E = light snowfall; F = continuous snowfall; G = thunderstorm with or without precipitation.,,,,, ,,,,, b Wind direction code: N = North; S = South; E = East; W = West; V = Variable.,,,,, "c Instantaneous cloud cover code: C = clear, cloud cover < 10% of sky; S = cloud cover < 60% of sky; B = cloud cover 60-90% of sky; O = overcast (100%); F = fog, thick haze, or smoke.",,,,, ,,,,,