Thunder River

Six Flags St. Louis

Submit wait time

Historical wait times (08-07-2025)

Ride statistics

Current wait time	Closed
Maximum speed	40km/h
Length	472m
Minimum rider height	0.91m
Coordinates (OSM)	38.515, -90.6766

Average wait time by year (all time)

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Year	Overall average wait time, mins	Average maximum wait time, mins
2018	21	30
2019	41	55
2020	20	28
2021	41	49
2022	31	47
2023	34	53
2024	24	33
2025	25	37

Average wait time by month (all time)

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Month	Overall average wait time, mins	Average maximum wait time, mins
Mar	6	7
Apr	21	27
May	38	50
Jun	25	34
Jul	28	41
Aug	30	41
Sep	37	51

Average wait time by day (all time)

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Day	Overall average wait time, mins	Average maximum wait time, mins
Sun	33	44
Mon	25	37
Tue	25	34
Wed	23	31
Thu	21	33
Fri	25	36
Sat	39	54

Top 10 longest wait times (all time)

Day	Wait time, mins
May 14, 2022	150
July 05, 2021	130
July 04, 2021	130
May 30, 2021	130
June 14, 2025	120
September 03, 2023	120
August 19, 2023	120
July 22, 2023	120
July 15, 2023	120
July 30, 2022	120

Average wait time by hour (all time)

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Hour	Overall average wait time, mins	Average maximum wait time, mins
10	9	9
11	10	10
12	15	16
13	26	29
14	32	35
15	34	37
16	34	37
17	32	35
18	30	32
19	30	33
20	29	32
21	28	32
22	8	10

Average wait time by week of year (all time)

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Average wait time by event (all time)

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Event	Overall average wait time, mins	Average maximum wait time, mins
👶  KidZfest	43	65
🍺 Oktoberfest	34	48
🎆 July 4th	28	42
🌸 Summerbration	28	37
🍺 Coasters, Brews, & BBQ	20	33
🏳️‍🌈 Pride Month Celebration	11	15

Average daily wait time histogram (all time)

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Maximum daily wait time histogram (all time)

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Availability during park operating hours (last 7 days)

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