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Built 2026-10-19 (19 October 2026)

Extreme rain in United States, 7 to 9 October 2026

Extreme rain in United States, 7 to 9 October 2026: 13 records at 12 stations, peak on 8 October 2026. Closed.

Data as of . Last revised (2026-10-17).

Key Facts

  • Extreme rain in United States, 7 to 9 October 2026 set or tied 13 station records at 12 stations.
  • It ran from 7 October 2026 to 9 October 2026 (3 days) and its peak day was 8 October 2026.
  • Status: closed.
  • Kaena Pt 841.3 set a monthly record daily precipitation of 132.1 mm (5.2 in) on 8 October 2026 (provisional).
  • The busiest day was 8 October 2026 with 9 records.
  • The oldest broken record in the ranked list had stood for 80 years.

Footprint

7 to 9 October 2026
Footprint of Extreme rain in United States, 7 to 9 October 2026 The area covered by Extreme rain in United States, 7 to 9 October 2026 is outlined, with 12 of the stations that set records marked, coloured by record type.
The area covered by Extreme rain in United States, 7 to 9 October 2026 is outlined, with 12 of the stations that set records marked, coloured by record type. Made with Natural Earth.
Footprint of Extreme rain in United States, 7 to 9 October 2026: stations that set records in the event
StationTypeValueDate
Kaena Pt 841.3Record daily precipitation132.1 mm (5.2 in)2026-10-08
Mahaulepu 941.1Record daily precipitation61.0 mm (2.4 in)2026-10-08
Koloa 936Record daily precipitation48.8 mm (1.9 in)2026-10-08
Makaweli 965Record daily precipitation45.2 mm (1.8 in)2026-10-08
Kaneohe Bay MCASRecord daily precipitation28.0 mm (1.1 in)2026-10-08
Kapaka Farm 904.1Record daily precipitation39.1 mm (1.5 in)2026-10-09
Lihue Vrty STN 1062.1Record daily precipitation34.0 mm (1.3 in)2026-10-07
Koloko Rsvr 1137Record daily precipitation25.7 mm (1.0 in)2026-10-08
Puhi 1013Record daily precipitation39.6 mm (1.6 in)2026-10-08
Kii-Kahuku 911Record daily precipitation53.3 mm (2.1 in)2026-10-09
Lihue WSO AP 1020.1Record daily precipitation27.4 mm (1.1 in)2026-10-08
Aiea Hts 764.6Record daily precipitation18.0 mm (0.7 in)2026-10-09

Records per Day

Peak day 9
Records per day during Extreme rain in United States, 7 to 9 October 2026 Records set or tied each day from 7 October 2026 to 9 October 2026. The most in one day was 9 on 8 October 2026. 0 3 5 8 10 10-0710-0810-09
Records set or tied each day from 7 October 2026 to 9 October 2026. The most in one day was 9 on 8 October 2026.
Records per day during Extreme rain in United States, 7 to 9 October 2026
DateRecords
2026-10-071
2026-10-089
2026-10-093

Top Records by Margin

Margin over the record replaced
Top records of Extreme rain in United States, 7 to 9 October 2026 ranked by margin
Kaena Pt 841.3, 10-0873.4 mm (2.9 in)
Mahaulepu 941.1, 10-0841.9 mm (1.6 in)
Kapaka Farm 904.1, 10-0930.5 mm (1.2 in)
Koloa 936, 10-0830.3 mm (1.2 in)
Makaweli 965, 10-0829.5 mm (1.2 in)
Kii-Kahuku 911, 10-0921.5 mm (0.8 in)
Puhi 1013, 10-0816.7 mm (0.7 in)
Lihue Vrty STN 1062.1, 10-0716.2 mm (0.6 in)
Lihue WSO AP 1020.1, 10-0811.9 mm (0.5 in)
Koloko Rsvr 1137, 10-088.7 mm (0.34 in)
Aiea Hts 764.6, 10-093.0 mm (0.12 in)
Kaneohe Bay MCAS, 10-082.1 mm (0.08 in)
Kapaka Farm 904.1, 10-081.5 mm (0.06 in)

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 against age of the broken record in Extreme rain in United States, 7 to 9 October 2026 13 records plotted by how far they beat the old record (across) and how many years the old record had stood (up). Long standing records beaten by a wide margin sit in the top right. 0 20 40 60 80 020406080 Margin (mm) Years the old record stood
13 records plotted by how far they beat the old record (across) and how many years the old record had stood (up). Long standing records beaten by a wide margin sit in the top right.
Margin against age of the broken record in Extreme rain in United States, 7 to 9 October 2026
Margin (mm)Years the old record stood
7339
4221
3021
3013
280
318
1644
2228
945
1721
120
323
27

Compared With Other Events

Station records per event
Station records in Extreme rain in United States, 7 to 9 October 2026 compared with similar events
Extreme rain in United States and Mexico, 23 February to 15 March 20192,223 records
Extreme rain in United States, 3 to 19 January 20242,133 records
Extreme rain in Australia, 7 to 26 March 20212,099 records
Extreme rain in United States and Mexico, 29 September to 19 October 20181,970 records
Extreme rain in United States, 19 December 2022 to 13 January 20231,941 records
Extreme rain in United States, 7 to 9 October 2026 (this event)13 records

Every Record Set

13 of 13
Every record set or tied during Extreme rain in United States, 7 to 9 October 2026, in date order
DateStationRecordValueMarginYears stoodSignificance
2026-10-07Lihue Vrty STN 1062.1Record daily precipitation (provisional)34.0 mm (1.3 in)16.2 mm (0.6 in)4428 of 100 (Routine)
2026-10-08Kaena Pt 841.3Record daily precipitation (provisional)132.1 mm (5.2 in)73.4 mm (2.9 in)3966 of 100 (Major)
2026-10-08Mahaulepu 941.1Record daily precipitation (provisional)61.0 mm (2.4 in)41.9 mm (1.6 in)2153 of 100 (Notable)
2026-10-08Koloa 936Record daily precipitation (provisional)48.8 mm (1.9 in)30.3 mm (1.2 in)2145 of 100 (Notable)
2026-10-08Makaweli 965Record daily precipitation (provisional)45.2 mm (1.8 in)29.5 mm (1.2 in)1334 of 100 (Routine)
2026-10-08Kaneohe Bay MCASRecord daily precipitation (provisional)28.0 mm (1.1 in)2.1 mm (0.08 in)8034 of 100 (Routine)
2026-10-08Koloko Rsvr 1137Record daily precipitation (provisional)25.7 mm (1.0 in)8.7 mm (0.34 in)4527 of 100 (Routine)
2026-10-08Puhi 1013Record daily precipitation (provisional)39.6 mm (1.6 in)16.7 mm (0.7 in)2127 of 100 (Routine)
2026-10-08Lihue WSO AP 1020.1Record daily precipitation (provisional)27.4 mm (1.1 in)11.9 mm (0.5 in)015 of 100 (Routine)
2026-10-08Kapaka Farm 904.1Record daily precipitation (provisional)39.6 mm (1.6 in)1.5 mm (0.06 in)77 of 100 (Routine)
2026-10-09Kapaka Farm 904.1Record daily precipitation (provisional)39.1 mm (1.5 in)30.5 mm (1.2 in)833 of 100 (Routine)
2026-10-09Kii-Kahuku 911Record daily precipitation (provisional)53.3 mm (2.1 in)21.5 mm (0.8 in)2827 of 100 (Routine)
2026-10-09Aiea Hts 764.6Record daily precipitation (provisional)18.0 mm (0.7 in)3.0 mm (0.12 in)2312 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.