Big Thunder Mountain Reliability & Wait Patterns
Tokyo Disneyland · Based on 16980 wait-time samples
0.68
Volatility Index (coefficient of variation)
Moderately volatile — expect meaningful hourly swings.
70m
Typical (p50) wait
120m
Busy (p90) wait
160m
Worst-case (p99)
200m
All-time max
Weekend vs Weekday
65m
Weekday average
65m
Weekend average
0.99×
Weekend multiplier
Real breakdown history (last 90 days)
Actual downtime episodes recorded by our live status tracker — every time Big Thunder Mountain flipped to DOWN and came back. Observed data, not estimates.
13
Recorded breakdowns
60m
Typical (median) outage
4h 10m
Longest outage (2026-08-12)
1.0
Breakdowns per week
Most recent outages
| Date | Down for |
|---|---|
| 2026-08-22 | 1h 0m |
| 2026-08-13 | 31m |
| 2026-08-13 | 2h 21m |
| 2026-08-13 | 33m |
| 2026-08-12 | 4h 10m |
| 2026-07-30 | 41m |
| 2026-07-29 | 14m |
| 2026-07-26 | 26m |
Episodes under 5 minutes are excluded as status flicker; the typical-outage figure also excludes rare multi-hour artifacts (>8h). Breakdowns hit 11 different days in this window.
Downtime by hour
Rate of DOWN/CLOSED status per hour of the day (ET).
0
1%
1%
1
1%
1%
2
1%
1%
3
0%
0%
4
0%
0%
5
0%
0%
6
16%
16%
7
68%
68%
8
100%
100%
9
100%
100%
10
100%
100%
11
100%
100%
12
100%
100%
13
100%
100%
14
100%
100%
15
100%
100%
16
89%
89%
17
10%
10%
18
0%
0%
19
2%
2%
20
2%
2%
21
0%
0%
22
0%
0%
23
0%
0%
Best & worst hours by day of week
Average standby wait (minutes). Green = lowest of day, red = highest.
| DOW | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mon | – | – | – | – | – | – | – | – | 5 | 5 | 5 | 7 | 59 | 76 | 72 |
| Tue | – | – | – | – | – | – | – | – | 5 | 5 | 5 | 6 | 68 | 108 | 93 |
| Wed | – | – | – | – | – | – | – | – | 5 | 5 | 5 | 11 | 48 | 72 | 71 |
| Thu | – | – | – | – | – | – | – | – | 5 | 5 | 5 | 16 | 74 | 91 | 83 |
| Fri | – | – | – | – | – | – | – | – | 5 | 5 | 5 | 17 | 74 | 89 | 79 |
| Sat | – | – | – | – | – | – | – | – | 5 | 5 | 5 | 18 | 77 | 97 | 83 |
| Sun | – | – | – | – | – | – | – | – | 5 | 5 | 5 | 10 | 66 | 95 | 96 |
Weather effect on waits
Average wait (minutes) in different weather conditions:
66m
Clear
65m
Cloudy
57m
Drizzle
81m
Partly Cloudy
34m
Rain
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