Deer Spring fire (7:16 pm)
- Location: 3 miles south of Hardy Guard, South Dakota (Lawrence County)
- Size: 0.1 acres
- Cause: lightning
- Controlled as of 8:30 pm
- Location: 1 mile northwest of north boat launch of Pactola Reservoir, South Dakota (Pennington County)
- Size: 0.1 acres
- Resources: State responding
- Cause: lightning
- Controlled as of 2:36 pm
- Location: 2.3 miles northwest of Crazy Horse Memorial, South Dakota (Pennington County)
- Size: 0.1 acres
- Cause: lightning
- Contained as of 11:51 pm
- Location: 6 miles south of Teepee Work Center, South Dakota (Custer County)
- Size: 0.1 acres
- Resources: State responding
- Cause: lightning
- Controlled as of 4:43 pm
- Location: 3 miles southwest of Deerfield Lake, South Dakota (Pennington County)
- Size: 0.1 acres
- Resources: Federal responding
- Cause: lightning
- Contained as of 5:30 pm
Pass Creek Well (#3) fire (1:48 pm)
- Location: 3.5 miles east of Dewey, South Dakota (Near Pass Creek Well, Custer County)
- Size: 33 acres
- Resources: Federal and State responding
- Contained as of 12:47 pm
- Location: 1 mile southeast of Crow Peak, South Dakota (Lawrence County)
- Size: 0.1 acres
- Resources: Federal responding
- Cause: lightning
- Controlled as of 6:30 pm
- Location: North of Jewel Cave, South Dakota (Windmill Draw area, Custer County)
- Size: 0.1 acres
- Resources: Federal and State responding
- Cause: lightning
- Controlled as of 2:33 pm