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Built 2026-10-19 (19 October 2026)

Extreme rain in United States, 11 October 2026

Extreme rain in United States, 11 October 2026: 18 records at 18 stations, peak on 11 October 2026. Closed.

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

Key Facts

  • Extreme rain in United States, 11 October 2026 set or tied 18 station records at 18 stations.
  • It ran from 11 October 2026 to 11 October 2026 (1 days) and its peak day was 11 October 2026.
  • Status: closed.
  • Waynesburg 1 E set a daily record precipitation of 46.2 mm (1.8 in) on 11 October 2026 (provisional).
  • The busiest day was 11 October 2026 with 18 records.
  • The oldest broken record in the ranked list had stood for 120 years.

Footprint

11 to 11 October 2026
Footprint of Extreme rain in United States, 11 October 2026 The area covered by Extreme rain in United States, 11 October 2026 is outlined, with 18 of the stations that set records marked, coloured by record type.
The area covered by Extreme rain in United States, 11 October 2026 is outlined, with 18 of the stations that set records marked, coloured by record type. Made with Natural Earth.
Footprint of Extreme rain in United States, 11 October 2026: stations that set records in the event
StationTypeValueDate
Waynesburg 1 ERecord daily precipitation46.2 mm (1.8 in)2026-10-11
WheelingRecord daily precipitation48.3 mm (1.9 in)2026-10-11
Acmetonia Lock 3Record daily precipitation31.8 mm (1.3 in)2026-10-11
Charleroi Lock 4Record daily precipitation40.6 mm (1.6 in)2026-10-11
Hannibal Locks & DamRecord daily precipitation45.7 mm (1.8 in)2026-10-11
New Cumberland L/DRecord daily precipitation25.4 mm (1.0 in)2026-10-11
Pike Island(Lock & Dam)Record daily precipitation30.7 mm (1.2 in)2026-10-11
Pittsburgh Allegheny Co APRecord daily precipitation67.6 mm (2.7 in)2026-10-11
FairmontRecord daily precipitation41.7 mm (1.6 in)2026-10-11
PurcellvilleRecord daily precipitation34.8 mm (1.4 in)2026-10-11
Wheeling Ohio Co APRecord daily precipitation36.1 mm (1.4 in)2026-10-11
Natrona Lock 4Record daily precipitation26.9 mm (1.1 in)2026-10-11
Pt Marion Lock 8Record daily precipitation43.4 mm (1.7 in)2026-10-11
Pittsburgh ASOSRecord daily precipitation50.5 mm (2.0 in)2026-10-11
Salina 3 WRecord daily precipitation29.7 mm (1.2 in)2026-10-11
SomersetRecord daily precipitation40.4 mm (1.6 in)2026-10-11
Donegal 2 NWRecord daily precipitation47.0 mm (1.9 in)2026-10-11
Morgantown L&DRecord daily precipitation38.1 mm (1.5 in)2026-10-11
Confluence 1 SW DamRecord daily precipitation41.7 mm (1.6 in)2026-10-11
Savage Rvr DamRecord daily precipitation37.1 mm (1.5 in)2026-10-11
Keyser 2 SSWRecord daily precipitation46.5 mm (1.8 in)2026-10-11
Frostburg 2Record daily precipitation43.7 mm (1.7 in)2026-10-11
SteubenvilleRecord daily precipitation20.3 mm (0.8 in)2026-10-11
Schenley Lock 5Record daily precipitation24.4 mm (1.0 in)2026-10-11
Cacapon St Pk #2Record daily precipitation36.8 mm (1.4 in)2026-10-11
Glenwillard Dashields L&DRecord daily precipitation17.0 mm (0.7 in)2026-10-11

Records per Day

Peak day 18
Records per day during Extreme rain in United States, 11 October 2026 Records set or tied each day from 11 October 2026 to 11 October 2026. The most in one day was 18 on 11 October 2026. 0 5 10 15 20 10-11
Records set or tied each day from 11 October 2026 to 11 October 2026. The most in one day was 18 on 11 October 2026.
Records per day during Extreme rain in United States, 11 October 2026
DateRecords
2026-10-1118

Top Records by Margin

Margin over the record replaced
Top records of Extreme rain in United States, 11 October 2026 ranked by margin
Hannibal Locks & Dam, 10-1135.5 mm (1.4 in)
Waynesburg 1 E, 10-1131.0 mm (1.2 in)
Charleroi Lock 4, 10-1125.4 mm (1.0 in)
Pike Island(Lock & Dam), 10-1122.3 mm (0.9 in)
Pt Marion Lock 8, 10-1119.3 mm (0.8 in)
Keyser 2 SSW, 10-1118.6 mm (0.7 in)
Somerset, 10-1117.0 mm (0.7 in)
Salina 3 W, 10-1114.7 mm (0.6 in)
Confluence 1 SW Dam, 10-1113.5 mm (0.5 in)
Savage Rvr Dam, 10-1113.2 mm (0.5 in)
Morgantown L&D, 10-1113.0 mm (0.5 in)
Acmetonia Lock 3, 10-1110.7 mm (0.4 in)
Natrona Lock 4, 10-1110.1 mm (0.4 in)
New Cumberland L/D, 10-113.8 mm (0.15 in)
Steubenville, 10-112.8 mm (0.11 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, 11 October 2026 18 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 30 60 90 120 010203040 Margin (mm) Years the old record stood
18 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, 11 October 2026
Margin (mm)Years the old record stood
3136
11120
2536
3612
4120
2236
2116
2120
1120
1056
1936
1536
1736
1336
1436
1336
1924
336

Compared With Other Events

Station records per event
Station records in Extreme rain in United States, 11 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, 11 October 2026 (this event)18 records

Every Record Set

26 of 18
Every record set or tied during Extreme rain in United States, 11 October 2026, in date order
DateStationRecordValueMarginYears stoodSignificance
2026-10-11Waynesburg 1 ERecord daily precipitation (provisional)46.2 mm (1.8 in)31.0 mm (1.2 in)3656 of 100 (Notable)
2026-10-11WheelingRecord daily precipitation (provisional)48.3 mm (1.9 in)39.7 mm (1.6 in)3654 of 100 (Notable)
2026-10-11Acmetonia Lock 3Record daily precipitation (provisional)31.8 mm (1.3 in)10.7 mm (0.4 in)12052 of 100 (Notable)
2026-10-11Charleroi Lock 4Record daily precipitation (provisional)40.6 mm (1.6 in)25.4 mm (1.0 in)3650 of 100 (Notable)
2026-10-11Hannibal Locks & DamRecord daily precipitation (provisional)45.7 mm (1.8 in)35.5 mm (1.4 in)1248 of 100 (Notable)
2026-10-11New Cumberland L/DRecord daily precipitation (provisional)25.4 mm (1.0 in)3.8 mm (0.15 in)12044 of 100 (Notable)
2026-10-11Pike Island(Lock & Dam)Record daily precipitation (provisional)30.7 mm (1.2 in)22.3 mm (0.9 in)3643 of 100 (Notable)
2026-10-11Pittsburgh Allegheny Co APRecord daily precipitation (provisional)67.6 mm (2.7 in)17.3 mm (0.7 in)743 of 100 (Notable)
2026-10-11FairmontRecord daily precipitation (provisional)41.7 mm (1.6 in)2.1 mm (0.08 in)11642 of 100 (Notable)
2026-10-11PurcellvilleRecord daily precipitation (provisional)34.8 mm (1.4 in)1.5 mm (0.06 in)12041 of 100 (Notable)
2026-10-11Wheeling Ohio Co APRecord daily precipitation (provisional)36.1 mm (1.4 in)20.1 mm (0.8 in)2040 of 100 (Notable)
2026-10-11Natrona Lock 4Record daily precipitation (provisional)26.9 mm (1.1 in)10.1 mm (0.4 in)5637 of 100 (Notable)
2026-10-11Pt Marion Lock 8Record daily precipitation (provisional)43.4 mm (1.7 in)19.3 mm (0.8 in)3637 of 100 (Notable)
2026-10-11Pittsburgh ASOSRecord daily precipitation (provisional)50.5 mm (2.0 in)23.1 mm (0.9 in)837 of 100 (Notable)
2026-10-11Salina 3 WRecord daily precipitation (provisional)29.7 mm (1.2 in)14.7 mm (0.6 in)3634 of 100 (Routine)
2026-10-11SomersetRecord daily precipitation (provisional)40.4 mm (1.6 in)17.0 mm (0.7 in)3634 of 100 (Routine)
2026-10-11Donegal 2 NWRecord daily precipitation (provisional)47.0 mm (1.9 in)24.1 mm (0.9 in)833 of 100 (Routine)
2026-10-11Morgantown L&DRecord daily precipitation (provisional)38.1 mm (1.5 in)13.0 mm (0.5 in)3633 of 100 (Routine)
2026-10-11Confluence 1 SW DamRecord daily precipitation (provisional)41.7 mm (1.6 in)13.5 mm (0.5 in)3632 of 100 (Routine)
2026-10-11Savage Rvr DamRecord daily precipitation (provisional)37.1 mm (1.5 in)13.2 mm (0.5 in)3629 of 100 (Routine)
2026-10-11Keyser 2 SSWRecord daily precipitation (provisional)46.5 mm (1.8 in)18.6 mm (0.7 in)2424 of 100 (Routine)
2026-10-11Frostburg 2Record daily precipitation (provisional)43.7 mm (1.7 in)7.4 mm (0.29 in)3622 of 100 (Routine)
2026-10-11SteubenvilleRecord daily precipitation (provisional)20.3 mm (0.8 in)2.8 mm (0.11 in)3620 of 100 (Routine)
2026-10-11Schenley Lock 5Record daily precipitation (provisional)24.4 mm (1.0 in)0.5 mm (0.02 in)12020 of 100 (Routine)
2026-10-11Cacapon St Pk #2Record daily precipitation (provisional)36.8 mm (1.4 in)5.0 mm (0.20 in)1211 of 100 (Routine)
2026-10-11Glenwillard Dashields L&DRecord daily precipitation (tie) (provisional)17.0 mm (0.7 in)tie455 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.