Higher-than-normal temperatures behind fast snowpack melt in BC Interior
KAMLOOPS — Snowpack levels in the North and South Thompson are depleting faster than normal this spring due to warmer-than-average weather conditions.
In the May 15 Snow Conditions and Water Supply Bulletin, the province says the North Thompson is sitting at 88 per cent of normal while the South Thompson is at 49 per cent.
The Ministry of Water, Lands and Resource Stewardship (MWLRS) said this is a reduction of 13 (from 101) and 20 (from 69) percentage points respectively since the start of the month.
Looking at year-over-year statistics, snowpack levels are up by 10 percentage points in the North Thompson from May 15, 2025, but down 20 in the South Thompson.


