Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
9 Months Ended
Sep. 30, 2017
Nov. 14, 2017
Nature Of Organization And Basis Of Presentation Policy [Policy Text Block]    
Document Type 10-Q  
Entity Registrant Name WestMountain Alternative Energy Inc  
Entity Central Index Key 0001421636  
Document Period End Date Sep. 30, 2017  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q3  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   9,106,250