The lumber industry right-sized last year (2022) following the pandemic boom. Now market pressures on housing are decreasing leading to an increased demand for building materials. This year, the market could find itself in an undersupplied position at the height of the building season.
Source: https://markets.businessinsider.com/news/commodities/lumber-supply-shortage-outlook-price-surge-homebuilding-season-mortgage-rates-2023-1