After 1600Z ceilings 1,000 to 2,000 feet and visbilities 3 to 5 miles in fog. Areas with ceilings below 1,000 feet and at or below 1 mile in fog. From 1600Z to 0000Z, cloud bases 2,500 feet scattered occassional broken. After 0000Z, ceilings 2,000 to 3,000 feet with visibilities 3 to 5 miles in fog. LCL CIGS 10-15.
All heights mean sea level except ceilings.
Until 1800Z cloud base 7,000 to 9,000 feet scattered occassional broken. Second cloud layer 10,000 broken with cloud tops 14,000 feet. After 1800Z, scattered clouds with 10,000 foot bases. In vicinity of Boise, until 2000Z local areas of ceilings 1,000 to 1,500 feet. When visibility is not stated it is implied to be greater than 6 miles.