Delahaye’s work uses the title to evoke the bracing, rhythmic energy of northern climates. It utilizes continuous movement to build momentum across its development.
Achieving a smooth, flowing execution of the sixteenth-note passages is the primary technical goal.
Comparable difficulty and character — good candidates for what to learn next.
Brises du nord (Op.21) is rated Henle level 3 of 9 — late beginner repertoire, roughly ABRSM grades 4–5. In the RCM system it corresponds to about level 5.
You should be comfortable at Henle level 3 — meaning you can already play level 2–3 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of Brises du nord (Op.21) lasts about 3 minutes.
Brises du nord (Op.21) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Blues by Marshall Fine, 1913 Medley Blues by Alexander Mark Valentine, Piano Sonata No. 16 in C major by Wolfgang Amadeus Mozart — see the full similar-pieces list on this page.