Extreme rain in United States, 21 to 22 August 2026
Extreme rain in United States, 21 to 22 August 2026: 6 records at 6 stations, peak on 22 August 2026. Closed.
Data as of . Last revised (2026-10-17).
Key Facts
- Extreme rain in United States, 21 to 22 August 2026 set or tied 6 station records at 6 stations.
- It ran from 21 August 2026 to 22 August 2026 (2 days) and its peak day was 22 August 2026.
- Status: closed.
- Medford set a daily record precipitation of 53.6 mm (2.1 in) on 21 August 2026 (provisional).
- The busiest day was 22 August 2026 with 4 records.
- The oldest broken record in the ranked list had stood for 97 years.
Footprint
21 to 22 August 2026| Station | Type | Value | Date |
|---|---|---|---|
| Medford | Record daily precipitation | 53.6 mm (2.1 in) | 2026-08-21 |
| Stratford 1 NW | Record daily precipitation | 33.0 mm (1.3 in) | 2026-08-21 |
| Arlington | Record daily precipitation | 25.9 mm (1.0 in) | 2026-08-22 |
| Montello Wwtp | Record daily precipitation | 29.0 mm (1.1 in) | 2026-08-22 |
| Oregon | Record daily precipitation | 13.7 mm (0.5 in) | 2026-08-22 |
| Elizabeth | Record daily precipitation | 25.4 mm (1.0 in) | 2026-08-22 |
Records per Day
Peak day 4| Date | Records |
|---|---|
| 2026-08-21 | 2 |
| 2026-08-22 | 4 |
Top Records by Margin
Margin over the record replaced| Medford, 08-21 | |
|---|---|
| Stratford 1 NW, 08-21 | |
| Montello Wwtp, 08-22 | |
| Arlington, 08-22 | |
| Oregon, 08-22 | |
| Elizabeth, 08-22 |
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 |
|---|---|
| 13 | 97 |
| 9 | 45 |
| 4 | 51 |
| 7 | 19 |
| 4 | 12 |
| 2 | 19 |
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 United States, 21 to 22 August 2026 (this event) |
Every Record Set
6 of 6| Date | Station | Record | Value | Margin | Years stood | Significance |
|---|---|---|---|---|---|---|
| 2026-08-21 | Medford | Record daily precipitation (provisional) | 53.6 mm (2.1 in) | 12.5 mm (0.5 in) | 97 | 48 of 100 (Notable) |
| 2026-08-21 | Stratford 1 NW | Record daily precipitation (provisional) | 33.0 mm (1.3 in) | 8.9 mm (0.35 in) | 45 | 27 of 100 (Routine) |
| 2026-08-22 | Arlington | Record daily precipitation (provisional) | 25.9 mm (1.0 in) | 3.5 mm (0.14 in) | 51 | 23 of 100 (Routine) |
| 2026-08-22 | Montello Wwtp | Record daily precipitation (provisional) | 29.0 mm (1.1 in) | 7.2 mm (0.28 in) | 19 | 17 of 100 (Routine) |
| 2026-08-22 | Oregon | Record daily precipitation (provisional) | 13.7 mm (0.5 in) | 3.5 mm (0.14 in) | 12 | 12 of 100 (Routine) |
| 2026-08-22 | Elizabeth | Record daily precipitation (provisional) | 25.4 mm (1.0 in) | 1.5 mm (0.06 in) | 19 | 10 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 2026-10-17. Events are found by this site from station records and are not official designations. Records are provisional until reprocessed.