The 2021 season saw Western Storm compete in the 50 over Rachael Heyhoe Flint Trophy and the new Twenty20 competition, the Charlotte Edwards Cup. The side finished sixth in the Rachael Heyhoe Flint Trophy, with 3 wins from their 7 matches. In the Charlotte Edwards Cup, the side finished second in Group B, narrowly missing out on progressing to Finals Day. The side was captained by Sophie Luff and coached by Mark O'Leary. They played three home matches at the County Ground, Bristol, three at the County Ground, Taunton and one, a first for the side, at Sophia Gardens.