Extreme rain in United States, 3 to 6 December 2017
Extreme rain in United States, 3 to 6 December 2017: 100 records at 98 stations, peak on 4 December 2017. Closed.
Data as of . Last revised (2026-10-17).
Key Facts
- Extreme rain in United States, 3 to 6 December 2017 set or tied 100 station records at 98 stations.
- It ran from 3 December 2017 to 6 December 2017 (4 days) and its peak day was 4 December 2017.
- Status: closed.
- Newberry-Luce Co Rd Commission set a daily record precipitation of 34.3 mm (1.4 in) on 5 December 2017.
- The busiest day was 4 December 2017 with 41 records.
- The oldest broken record in the ranked list had stood for 92 years.
Footprint
3 to 6 December 2017| Station | Type | Value | Date |
|---|---|---|---|
| Newberry-Luce Co Rd Commission | Record daily precipitation | 34.3 mm (1.4 in) | 2017-12-05 |
| Frankfort 2NE | Record daily precipitation | 30.0 mm (1.2 in) | 2017-12-04 |
| Tahquamenon Falls Sp | Record daily precipitation | 32.0 mm (1.3 in) | 2017-12-05 |
| Hancock Houghton Co AP | Record daily precipitation | 29.7 mm (1.2 in) | 2017-12-05 |
| Hurley | Record daily precipitation | 35.6 mm (1.4 in) | 2017-12-05 |
| Pellston Rgnl AP | Record daily precipitation | 36.8 mm (1.4 in) | 2017-12-04 |
| Sault Ste Marie Sanderson Fld | Record daily precipitation | 32.3 mm (1.3 in) | 2017-12-04 |
| Couderay 7 W | Record daily precipitation | 29.5 mm (1.2 in) | 2017-12-05 |
| Grass Range | Record daily precipitation | 14.2 mm (0.6 in) | 2017-12-03 |
| Lewistown 11 SSE | Record daily precipitation | 24.9 mm (1.0 in) | 2017-12-03 |
| Upton | Record daily precipitation | 8.4 mm (0.33 in) | 2017-12-03 |
| Grand Forks UNIV (NWS) | Record daily precipitation | 15.7 mm (0.6 in) | 2017-12-04 |
| Lead | Record daily precipitation | 19.1 mm (0.8 in) | 2017-12-04 |
| Boysen Dam | Record daily precipitation | 7.6 mm (0.30 in) | 2017-12-04 |
| Dillinger | Record daily precipitation | 14.0 mm (0.6 in) | 2017-12-04 |
| Hulett | Record daily precipitation | 13.0 mm (0.5 in) | 2017-12-04 |
| Casper Mtn. | Record daily precipitation | 17.8 mm (0.7 in) | 2017-12-04 |
| Stambaugh 2SSE | Record daily precipitation | 22.9 mm (0.9 in) | 2017-12-05 |
| Waskish 4NE | Record daily precipitation | 10.9 mm (0.4 in) | 2017-12-05 |
| Mayville | Record daily precipitation | 15.7 mm (0.6 in) | 2017-12-05 |
Records per Day
Peak day 41| Date | Records |
|---|---|
| 2017-12-03 | 24 |
| 2017-12-04 | 41 |
| 2017-12-05 | 29 |
| 2017-12-06 | 6 |
Top Records by Margin
Margin over the record replaced| Hurley, 12-05 | |
|---|---|
| Couderay 7 W, 12-05 | |
| Tahquamenon Falls Sp, 12-05 | |
| Casper Mtn., 12-04 | |
| Frankfort 2NE, 12-04 | |
| Lewistown 11 SSE, 12-03 | |
| Newberry-Luce Co Rd Commission, 12-05 | |
| Pellston Rgnl AP, 12-04 | |
| Grass Range, 12-03 | |
| Sault Ste Marie Sanderson Fld, 12-04 | |
| Stambaugh 2SSE, 12-05 | |
| Mayville, 12-05 | |
| Grand Forks UNIV (NWS), 12-04 | |
| Hulett, 12-04 | |
| Waskish 4NE, 12-05 |
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 |
|---|---|
| 10 | 92 |
| 12 | 84 |
| 5 | 92 |
| 7 | 56 |
| 3 | 90 |
| 13 | 44 |
| 2 | 66 |
| 19 | 20 |
| 8 | 44 |
| 11 | 19 |
| 10 | 44 |
| 8 | 56 |
| 9 | 15 |
| 7 | 10 |
| 14 | 19 |
| 13 | 11 |
| 4 | 56 |
| 7 | 15 |
| 4 | 56 |
| 4 | 39 |
| 12 | 16 |
| 3 | 60 |
| 5 | 64 |
| 36 | 20 |
| 5 | 44 |
| 13 | 24 |
| 5 | 35 |
| 1 | 56 |
| 10 | 8 |
| 3 | 48 |
| 3 | 55 |
| 15 | 34 |
| 9 | 12 |
| 1 | 56 |
| 5 | 10 |
| 8 | 34 |
| 5 | 34 |
| 5 | 34 |
| 8 | 4 |
| 0 | 56 |
| 13 | 14 |
| 3 | 44 |
| 0 | 62 |
| 3 | 1 |
| 3 | 40 |
| 0 | 60 |
| 4 | 19 |
| 13 | 16 |
| 4 | 19 |
| 2 | 35 |
| 6 | 6 |
| 2 | 34 |
| 2 | 47 |
| 5 | 4 |
| 5 | 19 |
| 1 | 35 |
| 5 | 19 |
| 3 | 32 |
| 5 | 6 |
| 1 | 34 |
| 2 | 16 |
| 3 | 34 |
| 10 | 23 |
| 0 | 44 |
| 2 | 20 |
| 1 | 24 |
| 1 | 28 |
| 4 | 19 |
| 3 | 18 |
| 3 | 26 |
| 8 | 23 |
| 1 | 19 |
| 1 | 22 |
| 2 | 4 |
| 0 | 28 |
| 2 | 4 |
| 13 | 4 |
| 0 | 7 |
| 3 | 15 |
| 1 | 20 |
| 8 | 4 |
| 1 | 28 |
| 1 | 10 |
| 2 | 4 |
| 3 | 6 |
| 3 | 12 |
| 0 | 4 |
| 5 | 8 |
| 0 | 22 |
| 2 | 6 |
| 1 | 4 |
| 0 | 26 |
| 2 | 0 |
| 3 | 12 |
| 3 | 16 |
| 3 | 4 |
| 0 | 6 |
| 3 | 4 |
| 1 | 4 |
| 1 | 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 United States, 3 to 6 December 2017 (this event) |
Every Record Set
20 of 100| Date | Station | Record | Value | Margin | Years stood | Significance |
|---|---|---|---|---|---|---|
| 2017-12-03 | Grass Range | Record daily precipitation | 14.2 mm (0.6 in) | 8.9 mm (0.35 in) | 15 | 20 of 100 (Routine) |
| 2017-12-03 | Lewistown 11 SSE | Record daily precipitation | 24.9 mm (1.0 in) | 11.2 mm (0.4 in) | 19 | 20 of 100 (Routine) |
| 2017-12-03 | Upton | Record daily precipitation | 8.4 mm (0.33 in) | 3.3 mm (0.13 in) | 90 | 20 of 100 (Routine) |
| 2017-12-04 | Frankfort 2NE | Record daily precipitation | 30.0 mm (1.2 in) | 12.2 mm (0.5 in) | 84 | 58 of 100 (Notable) |
| 2017-12-04 | Pellston Rgnl AP | Record daily precipitation | 36.8 mm (1.4 in) | 9.9 mm (0.39 in) | 44 | 41 of 100 (Notable) |
| 2017-12-04 | Sault Ste Marie Sanderson Fld | Record daily precipitation | 32.3 mm (1.3 in) | 7.9 mm (0.31 in) | 56 | 41 of 100 (Notable) |
| 2017-12-04 | Grand Forks UNIV (NWS) | Record daily precipitation | 15.7 mm (0.6 in) | 7.1 mm (0.28 in) | 10 | 20 of 100 (Routine) |
| 2017-12-04 | Lead | Record daily precipitation | 19.1 mm (0.8 in) | 3.6 mm (0.14 in) | 56 | 20 of 100 (Routine) |
| 2017-12-04 | Boysen Dam | Record daily precipitation | 7.6 mm (0.30 in) | 4.3 mm (0.17 in) | 56 | 20 of 100 (Routine) |
| 2017-12-04 | Dillinger | Record daily precipitation | 14.0 mm (0.6 in) | 4.3 mm (0.17 in) | 39 | 20 of 100 (Routine) |
| 2017-12-04 | Hulett | Record daily precipitation | 13.0 mm (0.5 in) | 6.6 mm (0.26 in) | 15 | 20 of 100 (Routine) |
| 2017-12-04 | Casper Mtn. | Record daily precipitation | 17.8 mm (0.7 in) | 12.7 mm (0.5 in) | 11 | 20 of 100 (Routine) |
| 2017-12-05 | Newberry-Luce Co Rd Commission | Record daily precipitation | 34.3 mm (1.4 in) | 10.2 mm (0.4 in) | 92 | 60 of 100 (Major) |
| 2017-12-05 | Tahquamenon Falls Sp | Record daily precipitation | 32.0 mm (1.3 in) | 12.9 mm (0.5 in) | 44 | 44 of 100 (Notable) |
| 2017-12-05 | Hancock Houghton Co AP | Record daily precipitation | 29.7 mm (1.2 in) | 2.3 mm (0.09 in) | 66 | 43 of 100 (Notable) |
| 2017-12-05 | Hurley | Record daily precipitation | 35.6 mm (1.4 in) | 19.1 mm (0.8 in) | 20 | 42 of 100 (Notable) |
| 2017-12-05 | Couderay 7 W | Record daily precipitation | 29.5 mm (1.2 in) | 13.8 mm (0.5 in) | 19 | 38 of 100 (Notable) |
| 2017-12-05 | Stambaugh 2SSE | Record daily precipitation | 22.9 mm (0.9 in) | 7.9 mm (0.31 in) | 44 | 20 of 100 (Routine) |
| 2017-12-05 | Waskish 4NE | Record daily precipitation | 10.9 mm (0.4 in) | 5.3 mm (0.21 in) | 92 | 20 of 100 (Routine) |
| 2017-12-05 | Mayville | Record daily precipitation | 15.7 mm (0.6 in) | 7.3 mm (0.29 in) | 56 | 20 of 100 (Routine) |
The daily ledgers keep a limited number of records per day, so this list has 20 of the 100 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.