NOAA posted 9 different summer internship opportunities on USA jobs that are open for applications until March 10. There are positions in biology, physical science, hydrology, administration, financial management, engineering, and meteorology.
Be sure to read the intern postings carefully for duty station and eligibility and qualification requirements.
Current Announcements can be found here: https://www.usajobs.gov/Search/Results?k=noaa%20student%20trainee