Four mixes of the song have been confirmed to exist; the fourth mix leaked on June 15, 2020. This version leaked in lossless format on April 28, 2021. The original file is named "Thunder_Mix 030317_04".
- A party is also mentioned in "Art Deco", "California", "Children of the Bad Revolution", "Motel 6", "The Greatest" and in the poem "Violet Bent Backwards Over the Grass".
- Lightning is also mentioned in "Blue Banisters", "Carmen", "Happiness Is a Butterfly", "Mariners Apartment Complex" and "White Mustang".
- Rainbows are also mentioned in "Get Free".
- Thunder is also mentioned in "Caught You Boy", "Mariners Apartment Complex" and "Text Book".
- The lyric "do it" is also used in "Motel 6".
- The lyric "The party's lit" is similar to the lyric "the culture's lit" from "The Greatest".
- Album version - 4:19
- Mix 4 - 4:30
- Lana Del Rey — songwriting, production, vocals
- Zach Dawes — songwriting, production, Hofner bass, piano
- Dean Reid — additional production, engineering, mixing, acoustic guitar
- Kieron Menzies — additional production, engineering
- John Congleton — engineering
- Adam Ayan — mastering
- Lisa Stone — background vocals
- Melodye Perry — background vocals
- Tata Vega — background vocals
- Benji Lysaght — electric guitar
- Loren Humphrey — drums, percussion
- Darren Weiss — drums, percussion
- Evan Weiss — acoustic guitar, electric guitar
- Owen Pallett — string arrangement, viola, violin
- Recorded at Valentine Recording Studio, Los Angeles
On September 8, 2021, Del Rey thanked her collaborators on Blue Banisters in an Instagram post. The post was accompanied by four pictures, one of which shows Lisa Stone, Melodye Perry and Tata Vega recording the background vocals for Thunder. On October 24, 2021, Zach Dawes shared a picture of Del Rey during the recording session of Thunder at Valentine Recording Studio, alongside a different picture of Lisa Stone, Melodye Perry and Tata Vega than the one previously shared by Del Rey.