Extreme rain in United States, 23 to 27 August 2026
Extreme rain in United States, 23 to 27 August 2026: 31 records at 29 stations, peak on 27 August 2026. Closed.
Data as of . Last revised (2026-10-17).
Key Facts
- Extreme rain in United States, 23 to 27 August 2026 set or tied 31 station records at 29 stations.
- It ran from 23 August 2026 to 27 August 2026 (5 days) and its peak day was 27 August 2026.
- Status: closed.
- Malvern set a daily record precipitation of 57.2 mm (2.3 in) on 27 August 2026 (provisional).
- The busiest day was 27 August 2026 with 16 records.
- The oldest broken record in the ranked list had stood for 105 years.
Footprint
23 to 27 August 2026| Station | Type | Value | Date |
|---|---|---|---|
| Malvern | Record daily precipitation | 57.2 mm (2.3 in) | 2026-08-27 |
| Morrilton | Record daily precipitation | 52.6 mm (2.1 in) | 2026-08-27 |
| Conway | Record daily precipitation | 62.2 mm (2.4 in) | 2026-08-24 |
| Bevill L&D | Record daily precipitation | 45.7 mm (1.8 in) | 2026-08-27 |
| Homer 1N | Record daily precipitation | 44.2 mm (1.7 in) | 2026-08-27 |
| Arcadia | Record daily precipitation | 44.5 mm (1.8 in) | 2026-08-27 |
| Mtn View | Record daily precipitation | 26.2 mm (1.0 in) | 2026-08-25 |
| Malden Muni AP | Record daily precipitation | 28.2 mm (1.1 in) | 2026-08-26 |
| Addison | Record daily precipitation | 48.3 mm (1.9 in) | 2026-08-27 |
| Portland | Record daily precipitation | 42.4 mm (1.7 in) | 2026-08-25 |
| Saint Francis | Record daily precipitation | 40.6 mm (1.6 in) | 2026-08-27 |
| Little Rock AFB | Record daily precipitation | 46.0 mm (1.8 in) | 2026-08-24 |
| Cabot | Record daily precipitation | 66.0 mm (2.6 in) | 2026-08-27 |
| Dubois Srn In Forage Farm | Record daily precipitation | 31.2 mm (1.2 in) | 2026-08-27 |
| Pine Bluff Grider Fld | Record daily precipitation | 44.4 mm (1.7 in) | 2026-08-24 |
| Long Pool | Record daily precipitation | 56.4 mm (2.2 in) | 2026-08-23 |
| Paducah | Record daily precipitation | 38.4 mm (1.5 in) | 2026-08-26 |
| Greers Ferry Dam | Record daily precipitation | 29.2 mm (1.1 in) | 2026-08-25 |
| Little Rock | Record daily precipitation | 39.9 mm (1.6 in) | 2026-08-24 |
| Shoals 8 S | Record daily precipitation | 39.1 mm (1.5 in) | 2026-08-27 |
| Sheridan | Record daily precipitation | 17.3 mm (0.7 in) | 2026-08-24 |
| Dickson | Record daily precipitation | 33.8 mm (1.3 in) | 2026-08-26 |
| Mayfield 2N | Record daily precipitation | 23.4 mm (0.9 in) | 2026-08-27 |
| Lawrenceburg Filt Plt | Record daily precipitation | 31.2 mm (1.2 in) | 2026-08-26 |
| Wright Patman Dm & Lk | Record daily precipitation | 27.9 mm (1.1 in) | 2026-08-27 |
| Verona Exp STN | Record daily precipitation | 31.8 mm (1.3 in) | 2026-08-27 |
Records per Day
Peak day 16| Date | Records |
|---|---|
| 2026-08-23 | 1 |
| 2026-08-24 | 5 |
| 2026-08-25 | 3 |
| 2026-08-26 | 6 |
| 2026-08-27 | 16 |
Top Records by Margin
Margin over the record replaced| Bevill L&D, 08-27 | |
|---|---|
| Long Pool, 08-23 | |
| Addison, 08-27 | |
| Cabot, 08-27 | |
| Morrilton, 08-27 | |
| Homer 1N, 08-27 | |
| Little Rock, 08-24 | |
| Paducah, 08-26 | |
| Malvern, 08-27 | |
| Portland, 08-25 | |
| Pine Bluff Grider Fld, 08-26 | |
| Little Rock AFB, 08-24 | |
| Conway, 08-24 | |
| Dubois Srn In Forage Farm, 08-27 | |
| Malden Muni AP, 08-26 |
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 |
|---|---|
| 17 | 105 |
| 21 | 81 |
| 11 | 97 |
| 36 | 36 |
| 20 | 44 |
| 1 | 80 |
| 12 | 67 |
| 1 | 64 |
| 7 | 61 |
| 27 | 7 |
| 17 | 24 |
| 6 | 40 |
| 25 | 7 |
| 9 | 40 |
| 11 | 40 |
| 5 | 48 |
| 28 | 7 |
| 18 | 9 |
| 5 | 43 |
| 20 | 15 |
| 7 | 13 |
| 10 | 7 |
| 14 | 20 |
| 1 | 25 |
| 4 | 33 |
| 2 | 25 |
| 4 | 27 |
| 6 | 7 |
| 7 | 7 |
| 4 | 7 |
| 5 | 9 |
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, 23 to 27 August 2026 (this event) |
Every Record Set
28 of 31| Date | Station | Record | Value | Margin | Years stood | Significance |
|---|---|---|---|---|---|---|
| 2026-08-23 | Long Pool | Record daily precipitation (provisional) | 56.4 mm (2.2 in) | 28.2 mm (1.1 in) | 7 | 22 of 100 (Routine) |
| 2026-08-24 | Conway | Record daily precipitation (provisional) | 62.2 mm (2.4 in) | 10.6 mm (0.4 in) | 97 | 45 of 100 (Notable) |
| 2026-08-24 | Little Rock AFB | Record daily precipitation (provisional) | 46.0 mm (1.8 in) | 11.2 mm (0.4 in) | 40 | 25 of 100 (Routine) |
| 2026-08-24 | Pine Bluff Grider Fld | Record daily precipitation (provisional) | 44.4 mm (1.7 in) | 5.0 mm (0.20 in) | 48 | 23 of 100 (Routine) |
| 2026-08-24 | Little Rock | Record daily precipitation (provisional) | 39.9 mm (1.6 in) | 20.1 mm (0.8 in) | 15 | 20 of 100 (Routine) |
| 2026-08-24 | Sheridan | Record daily precipitation (provisional) | 17.3 mm (0.7 in) | 13.5 mm (0.5 in) | 20 | 18 of 100 (Routine) |
| 2026-08-25 | Mtn View | Record daily precipitation (provisional) | 26.2 mm (1.0 in) | 1.3 mm (0.05 in) | 64 | 29 of 100 (Routine) |
| 2026-08-25 | Portland | Record daily precipitation (provisional) | 42.4 mm (1.7 in) | 16.5 mm (0.6 in) | 24 | 26 of 100 (Routine) |
| 2026-08-25 | Greers Ferry Dam | Record daily precipitation (provisional) | 29.2 mm (1.1 in) | 5.1 mm (0.20 in) | 43 | 21 of 100 (Routine) |
| 2026-08-26 | Malden Muni AP | Record daily precipitation (provisional) | 28.2 mm (1.1 in) | 7.1 mm (0.28 in) | 61 | 29 of 100 (Routine) |
| 2026-08-26 | Paducah | Record daily precipitation (provisional) | 38.4 mm (1.5 in) | 18.3 mm (0.7 in) | 9 | 22 of 100 (Routine) |
| 2026-08-26 | Pine Bluff Grider Fld | Record daily precipitation (provisional) | 22.4 mm (0.9 in) | 11.7 mm (0.5 in) | 67 | 20 of 100 (Routine) |
| 2026-08-26 | Dickson | Record daily precipitation (provisional) | 33.8 mm (1.3 in) | 1.3 mm (0.05 in) | 25 | 17 of 100 (Routine) |
| 2026-08-26 | Lawrenceburg Filt Plt | Record daily precipitation (provisional) | 31.2 mm (1.2 in) | 2.0 mm (0.08 in) | 25 | 15 of 100 (Routine) |
| 2026-08-27 | Malvern | Record daily precipitation (provisional) | 57.2 mm (2.3 in) | 16.6 mm (0.7 in) | 105 | 50 of 100 (Notable) |
| 2026-08-27 | Morrilton | Record daily precipitation (provisional) | 52.6 mm (2.1 in) | 20.8 mm (0.8 in) | 81 | 47 of 100 (Notable) |
| 2026-08-27 | Bevill L&D | Record daily precipitation (provisional) | 45.7 mm (1.8 in) | 36.0 mm (1.4 in) | 36 | 37 of 100 (Notable) |
| 2026-08-27 | Homer 1N | Record daily precipitation (provisional) | 44.2 mm (1.7 in) | 20.1 mm (0.8 in) | 44 | 37 of 100 (Notable) |
| 2026-08-27 | Arcadia | Record daily precipitation (provisional) | 44.5 mm (1.8 in) | 1.3 mm (0.05 in) | 80 | 33 of 100 (Routine) |
| 2026-08-27 | Addison | Record daily precipitation (provisional) | 48.3 mm (1.9 in) | 26.5 mm (1.0 in) | 7 | 27 of 100 (Routine) |
| 2026-08-27 | Saint Francis | Record daily precipitation (provisional) | 40.6 mm (1.6 in) | 6.1 mm (0.24 in) | 40 | 26 of 100 (Routine) |
| 2026-08-27 | Cabot | Record daily precipitation (provisional) | 66.0 mm (2.6 in) | 25.4 mm (1.0 in) | 7 | 25 of 100 (Routine) |
| 2026-08-27 | Dubois Srn In Forage Farm | Record daily precipitation (provisional) | 31.2 mm (1.2 in) | 8.6 mm (0.34 in) | 40 | 25 of 100 (Routine) |
| 2026-08-27 | Shoals 8 S | Record daily precipitation (provisional) | 39.1 mm (1.5 in) | 10.1 mm (0.4 in) | 7 | 19 of 100 (Routine) |
| 2026-08-27 | Mayfield 2N | Record daily precipitation (provisional) | 23.4 mm (0.9 in) | 4.1 mm (0.16 in) | 33 | 16 of 100 (Routine) |
| 2026-08-27 | Wright Patman Dm & Lk | Record daily precipitation (provisional) | 27.9 mm (1.1 in) | 4.3 mm (0.17 in) | 27 | 15 of 100 (Routine) |
| 2026-08-27 | Conway | Record daily precipitation (provisional) | 26.4 mm (1.0 in) | 3.5 mm (0.14 in) | 7 | 14 of 100 (Routine) |
| 2026-08-27 | Verona Exp STN | Record daily precipitation (provisional) | 31.8 mm (1.3 in) | 5.4 mm (0.21 in) | 9 | 9 of 100 (Routine) |
The daily ledgers keep a limited number of records per day, so this list has 28 of the 31 records the event counts. The counts above use the full total.
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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.