Blue Origin is once again counting down to the first launch of its orbital-class New Glenn rocket, buoyed by a better weather forecast.

A successful test flight of Blue Origin’s New Glenn rocket would allow Jeff Bezos’ space venture to compete against Elon Musk’s SpaceX.

Choppy seas in the Atlantic could still cause a delay, but Blue Origin remains on the clock for an overnight launch of its New Glenn rocket on the Space Coast. The 321-foot-tall rocket making its debut on the NG-1 mission is targeting a three-hour window from 1-4 a.