Extreme rain in Australia, 20 to 21 October 2026
Extreme rain in Australia, 20 to 21 October 2026: 10 records at 10 stations, peak on 21 October 2026. Closed.
Data as of . Last revised (2026-11-12).
Key Facts
- Extreme rain in Australia, 20 to 21 October 2026 set or tied 10 station records at 10 stations.
- It ran from 20 October 2026 to 21 October 2026 (2 days) and its peak day was 21 October 2026.
- Status: closed.
- Bryah set a daily record precipitation of 18.0 mm (0.7 in) on 21 October 2026 (provisional).
- The busiest day was 20 October 2026 with 5 records.
- The oldest broken record in the ranked list had stood for 140 years.
Footprint
20 to 21 October 2026| Station | Type | Value | Date |
|---|---|---|---|
| Kooline | Record daily precipitation | 1.4 mm (0.06 in) | 2026-10-20 |
| Exmouth Town | Record daily precipitation | 1.4 mm (0.06 in) | 2026-10-20 |
| Tangadee | Record daily precipitation | 3.8 mm (0.15 in) | 2026-10-20 |
| Mardie | Record daily precipitation | 0.4 mm (0.02 in) | 2026-10-21 |
| Bryah | Record daily precipitation | 18.0 mm (0.7 in) | 2026-10-21 |
| Mininer | Record daily precipitation | 11.2 mm (0.4 in) | 2026-10-21 |
| Paraburdoo Aero | Record daily precipitation | 6.6 mm (0.26 in) | 2026-10-21 |
| Neds Creek | Record daily precipitation | 12.6 mm (0.5 in) | 2026-10-21 |
| Pannawonica | Record daily precipitation | 1.0 mm (0.04 in) | 2026-10-20 |
| Learmonth Airport | Record daily precipitation | 0.4 mm (0.02 in) | 2026-10-20 |
Records per Day
Peak day 5| Date | Records |
|---|---|
| 2026-10-20 | 5 |
| 2026-10-21 | 5 |
Top Records by Margin
Margin over the record replaced| Bryah, 10-21 | |
|---|---|
| Mininer, 10-21 | |
| Paraburdoo Aero, 10-21 | |
| Tangadee, 10-20 | |
| Neds Creek, 10-21 | |
| Kooline, 10-20 | |
| Exmouth Town, 10-20 | |
| Pannawonica, 10-20 | |
| Mardie, 10-21 | |
| Learmonth Airport, 10-20 |
Margin is how far the new value is beyond the record it replaced. Ties are not shown.
Margin Against Age of the Broken Record
| Margin (mm) | Years the old record stood |
|---|---|
| 15 | 60 |
| 1 | 129 |
| 0 | 140 |
| 6 | 52 |
| 4 | 65 |
| 1 | 57 |
| 4 | 20 |
| 2 | 20 |
| 1 | 29 |
| 0 | 4 |
Compared With Other Events
Station records per event| Extreme rain in United States and Mexico, 23 February to 15 March 2019 | |
|---|---|
| Extreme rain in United States, 3 to 19 January 2024 | |
| Extreme rain in Australia, 7 to 26 March 2021 | |
| Extreme rain in United States and Mexico, 29 September to 19 October 2018 | |
| Extreme rain in United States, 19 December 2022 to 13 January 2023 | |
| Extreme rain in Australia, 20 to 21 October 2026 (this event) |
Every Record Set
11 of 10| Date | Station | Record | Value | Margin | Years stood | Significance |
|---|---|---|---|---|---|---|
| 2026-10-20 | Kooline | Record daily precipitation (provisional) | 1.4 mm (0.06 in) | 1.4 mm (0.06 in) | 129 | 20 of 100 (Routine) |
| 2026-10-20 | Exmouth Town | Record daily precipitation (provisional) | 1.4 mm (0.06 in) | 1.4 mm (0.06 in) | 57 | 20 of 100 (Routine) |
| 2026-10-20 | Tangadee | Record daily precipitation (provisional) | 3.8 mm (0.15 in) | 3.8 mm (0.15 in) | 65 | 20 of 100 (Routine) |
| 2026-10-20 | Pannawonica | Record daily precipitation (provisional) | 1.0 mm (0.04 in) | 0.5 mm (0.02 in) | 29 | 13 of 100 (Routine) |
| 2026-10-20 | Learmonth Airport | Record daily precipitation (provisional) | 0.4 mm (0.02 in) | 0.2 mm (0.01 in) | 4 | 9 of 100 (Routine) |
| 2026-10-20 | Neds Creek | Record daily precipitation (tie) (provisional) | 0.6 mm (0.02 in) | tie | 0 | 2 of 100 (Routine) |
| 2026-10-21 | Mardie | Record daily precipitation (provisional) | 0.4 mm (0.02 in) | 0.4 mm (0.02 in) | 140 | 20 of 100 (Routine) |
| 2026-10-21 | Bryah | Record daily precipitation (provisional) | 18.0 mm (0.7 in) | 15.0 mm (0.6 in) | 60 | 20 of 100 (Routine) |
| 2026-10-21 | Mininer | Record daily precipitation (provisional) | 11.2 mm (0.4 in) | 5.7 mm (0.22 in) | 52 | 20 of 100 (Routine) |
| 2026-10-21 | Paraburdoo Aero | Record daily precipitation (provisional) | 6.6 mm (0.26 in) | 4.0 mm (0.16 in) | 20 | 19 of 100 (Routine) |
| 2026-10-21 | Neds Creek | Record daily precipitation (provisional) | 12.6 mm (0.5 in) | 1.6 mm (0.06 in) | 20 | 15 of 100 (Routine) |
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Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-11-12. Events are found by this site from station records and are not official designations. Records are provisional until reprocessed.