Extreme rain in United States, 6 to 14 September 2023

Name: Extreme rain in United States, 6 to 14 September 2023
Start: 2023-09-06
End: 2023-09-14
Location: United States

Extreme rain in United States, 6 to 14 September 2023: 125 records at 120 stations, peak on 10 September 2023. Closed.

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

Key Facts

Extreme rain in United States, 6 to 14 September 2023 set or tied 125 station records at 120 stations.
It ran from 6 September 2023 to 14 September 2023 (9 days) and its peak day was 10 September 2023.
Status: closed.
Clyde Lock 26 set a daily record precipitation of 54.4 mm (2.1 in) on 8 September 2023.
The busiest day was 10 September 2023 with 34 records.
The oldest broken record in the ranked list had stood for 113 years.

Footprint

6 to 14 September 2023

The area covered by Extreme rain in United States, 6 to 14 September 2023 is outlined, with 20 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Extreme rain in United States, 6 to 14 September 2023: stations that set records in the event
Station	Type	Value	Date
Clyde Lock 26	Record daily precipitation	54.4 mm (2.1 in)	2023-09-08
Blacksburg Nwso	Record daily precipitation	112.3 mm (4.4 in)	2023-09-10
Hemlock	Record daily precipitation	27.9 mm (1.1 in)	2023-09-08
Sellersville	Record daily precipitation	95.8 mm (3.8 in)	2023-09-11
Elizabethton	Record daily precipitation	31.5 mm (1.2 in)	2023-09-08
Norton W	Record daily precipitation	101.1 mm (4.0 in)	2023-09-12
Warsaw 2 NW	Record daily precipitation	77.2 mm (3.0 in)	2023-09-10
New Haven Tweed AP	Record daily precipitation	50.5 mm (2.0 in)	2023-09-10
Somerset	Record daily precipitation	71.1 mm (2.8 in)	2023-09-11
Greensboro AP	Record daily precipitation	56.9 mm (2.2 in)	2023-09-12
Woonsocket	Record daily precipitation	74.2 mm (2.9 in)	2023-09-14
Elkin	Record daily precipitation	81.0 mm (3.2 in)	2023-09-10
Laguardia AP	Record daily precipitation	53.3 mm (2.1 in)	2023-09-10
Winston Salem Reynolds AP	Record daily precipitation	28.2 mm (1.1 in)	2023-09-10
Farmington	Record daily precipitation	86.4 mm (3.4 in)	2023-09-14
N Foster 1 E	Record daily precipitation	71.9 mm (2.8 in)	2023-09-13
Cleveland	Record daily precipitation	63.5 mm (2.5 in)	2023-09-10
Pennington Gap	Record daily precipitation	57.2 mm (2.3 in)	2023-09-10
Kane 1NNE	Record daily precipitation	35.8 mm (1.4 in)	2023-09-11
Lewisburg 3 N	Record daily precipitation	22.9 mm (0.9 in)	2023-09-09

Records per Day

Peak day 34

Records set or tied each day from 6 September 2023 to 14 September 2023. The most in one day was 34 on 10 September 2023.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in United States, 6 to 14 September 2023 ranked by margin
Blacksburg Nwso, 09-10	78.5 mm (3.1 in)
Sellersville, 09-11	69.9 mm (2.8 in)
Norton W, 09-12	56.6 mm (2.2 in)
Warsaw 2 NW, 09-10	35.0 mm (1.4 in)
N Foster 1 E, 09-13	34.8 mm (1.4 in)
Somerset, 09-11	33.5 mm (1.3 in)
Pennington Gap, 09-10	29.0 mm (1.1 in)
Clyde Lock 26, 09-08	28.0 mm (1.1 in)
Woonsocket, 09-14	27.7 mm (1.1 in)
New Haven Tweed AP, 09-10	26.6 mm (1.0 in)
Elkin, 09-10	26.1 mm (1.0 in)
Cleveland, 09-10	21.3 mm (0.8 in)
Laguardia AP, 09-10	16.0 mm (0.6 in)
Greensboro AP, 09-12	15.2 mm (0.6 in)
Hemlock, 09-08	9.1 mm (0.36 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

125 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, 6 to 14 September 2023
Margin (mm)	Years the old record stood
28	100
79	52
9	100
70	13
9	104
57	16
4	113
28	57
34	52
35	46
15	88
27	68
26	56
16	77
7	86
6	85
35	36
21	54
7	72
29	14
21	64
1	84
33	36
22	62
22	52
2	78
2	72
14	65
14	65
2	78
15	26
11	58
20	42
2	68
18	56
28	14
4	53
26	29
13	30
31	8
1	72
1	68
11	37
37	25
3	58
19	36
26	24
15	26
2	65
25	4
2	54
10	40
3	57
11	24
7	29
4	54
20	9
10	28
21	24
36	0
6	41
27	0
2	56
14	14
10	36
17	16
3	54
16	37
20	14
27	12
4	44
11	32
2	46
20	8
12	24
27	13
11	9
12	42
15	28
18	8
7	24
11	30
1	24
4	36
12	12
2	24
14	20
4	36
9	10
9	5
2	18
7	18
4	13
6	24
8	25
5	25
1	36
6	8
6	8
14	16
0	16
1	22
2	30
6	14
1	12
3	12
2	14
1	24
1	18
2	12
6	9
8	8
7	4
4	18
7	1
0	4
10	5
11	8
3	5
10	0
4	9
3	4
10	4
3	4
0	2

Compared With Other Events

Station records per event

Station records in Extreme rain in United States, 6 to 14 September 2023 compared with similar events
Extreme rain in United States and Mexico, 23 February to 15 March 2019	2,223 records
Extreme rain in United States, 3 to 19 January 2024	2,133 records
Extreme rain in Australia, 7 to 26 March 2021	2,099 records
Extreme rain in United States and Mexico, 29 September to 19 October 2018	1,970 records
Extreme rain in United States, 19 December 2022 to 13 January 2023	1,941 records
Extreme rain in United States, 6 to 14 September 2023 (this event)	125 records

Every Record Set

20 of 125

Every record set or tied during Extreme rain in United States, 6 to 14 September 2023, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2023-09-08	Clyde Lock 26	Record daily precipitation	54.4 mm (2.1 in)	28.0 mm (1.1 in)	100	66 of 100 (Major)
2023-09-08	Hemlock	Record daily precipitation	27.9 mm (1.1 in)	9.1 mm (0.36 in)	100	49 of 100 (Notable)
2023-09-08	Elizabethton	Record daily precipitation	31.5 mm (1.2 in)	8.6 mm (0.34 in)	104	48 of 100 (Notable)
2023-09-09	Lewisburg 3 N	Record daily precipitation	22.9 mm (0.9 in)	3.8 mm (0.15 in)	113	20 of 100 (Routine)
2023-09-10	Blacksburg Nwso	Record daily precipitation	112.3 mm (4.4 in)	78.5 mm (3.1 in)	52	62 of 100 (Major)
2023-09-10	Warsaw 2 NW	Record daily precipitation	77.2 mm (3.0 in)	35.0 mm (1.4 in)	46	42 of 100 (Notable)
2023-09-10	New Haven Tweed AP	Record daily precipitation	50.5 mm (2.0 in)	26.6 mm (1.0 in)	68	42 of 100 (Notable)
2023-09-10	Elkin	Record daily precipitation	81.0 mm (3.2 in)	26.1 mm (1.0 in)	56	41 of 100 (Notable)
2023-09-10	Laguardia AP	Record daily precipitation	53.3 mm (2.1 in)	16.0 mm (0.6 in)	77	40 of 100 (Notable)
2023-09-10	Winston Salem Reynolds AP	Record daily precipitation	28.2 mm (1.1 in)	6.6 mm (0.26 in)	86	40 of 100 (Notable)
2023-09-10	Cleveland	Record daily precipitation	63.5 mm (2.5 in)	21.3 mm (0.8 in)	54	36 of 100 (Notable)
2023-09-10	Pennington Gap	Record daily precipitation	57.2 mm (2.3 in)	29.0 mm (1.1 in)	14	36 of 100 (Notable)
2023-09-11	Sellersville	Record daily precipitation	95.8 mm (3.8 in)	69.9 mm (2.8 in)	13	49 of 100 (Notable)
2023-09-11	Somerset	Record daily precipitation	71.1 mm (2.8 in)	33.5 mm (1.3 in)	52	42 of 100 (Notable)
2023-09-11	Kane 1NNE	Record daily precipitation	35.8 mm (1.4 in)	6.8 mm (0.27 in)	72	36 of 100 (Notable)
2023-09-12	Norton W	Record daily precipitation	101.1 mm (4.0 in)	56.6 mm (2.2 in)	16	45 of 100 (Notable)
2023-09-12	Greensboro AP	Record daily precipitation	56.9 mm (2.2 in)	15.2 mm (0.6 in)	88	42 of 100 (Notable)
2023-09-13	N Foster 1 E	Record daily precipitation	71.9 mm (2.8 in)	34.8 mm (1.4 in)	36	37 of 100 (Notable)
2023-09-14	Woonsocket	Record daily precipitation	74.2 mm (2.9 in)	27.7 mm (1.1 in)	57	42 of 100 (Notable)
2023-09-14	Farmington	Record daily precipitation	86.4 mm (3.4 in)	5.9 mm (0.23 in)	85	39 of 100 (Notable)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 125 records the event counts. The counts above use the full total.

Related Headlines

Third party news, headline and link only

Download the Data

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.

Date	Records
2023-09-06	2
2023-09-07	4
2023-09-08	20
2023-09-09	16
2023-09-10	34
2023-09-11	16
2023-09-12	11
2023-09-13	16
2023-09-14	6

Margin (mm)	Years the old record stood
28	100
79	52
9	100
70	13
9	104
57	16
4	113
28	57
34	52
35	46
15	88
27	68
26	56
16	77
7	86
6	85
35	36
21	54
7	72
29	14
21	64
1	84
33	36
22	62
22	52
2	78
2	72
14	65
14	65
2	78
15	26
11	58
20	42
2	68
18	56
28	14
4	53
26	29
13	30
31	8
1	72
1	68
11	37
37	25
3	58
19	36
26	24
15	26
2	65
25	4
2	54
10	40
3	57
11	24
7	29
4	54
20	9
10	28
21	24
36	0
6	41
27	0
2	56
14	14
10	36
17	16
3	54
16	37
20	14
27	12
4	44
11	32
2	46
20	8
12	24
27	13
11	9
12	42
15	28
18	8
7	24
11	30
1	24
4	36
12	12
2	24
14	20
4	36
9	10
9	5
2	18
7	18
4	13
6	24
8	25
5	25
1	36
6	8
6	8
14	16
0	16
1	22
2	30
6	14
1	12
3	12
2	14
1	24
1	18
2	12
6	9
8	8
7	4
4	18
7	1
0	4
10	5
11	8
3	5
10	0
4	9
3	4
10	4
3	4
0	2

Margin (mm)	Years the old record stood
28	100
79	52
9	100
70	13
9	104
57	16
4	113
28	57
34	52
35	46
15	88
27	68
26	56
16	77
7	86
6	85
35	36
21	54
7	72
29	14
21	64
1	84
33	36
22	62
22	52
2	78
2	72
14	65
14	65
2	78
15	26
11	58
20	42
2	68
18	56
28	14
4	53
26	29
13	30
31	8
1	72
1	68
11	37
37	25
3	58
19	36
26	24
15	26
2	65
25	4
2	54
10	40
3	57
11	24
7	29
4	54
20	9
10	28
21	24
36	0
6	41
27	0
2	56
14	14
10	36
17	16
3	54
16	37
20	14
27	12
4	44
11	32
2	46
20	8
12	24
27	13
11	9
12	42
15	28
18	8
7	24
11	30
1	24
4	36
12	12
2	24
14	20
4	36
9	10
9	5
2	18
7	18
4	13
6	24
8	25
5	25
1	36
6	8
6	8
14	16
0	16
1	22
2	30
6	14
1	12
3	12
2	14
1	24
1	18
2	12
6	9
8	8
7	4
4	18
7	1
0	4
10	5
11	8
3	5
10	0
4	9
3	4
10	4
3	4
0	2

Margin (mm)	Years the old record stood
28	100
79	52
9	100
70	13
9	104
57	16
4	113
28	57
34	52
35	46
15	88
27	68
26	56
16	77
7	86
6	85
35	36
21	54
7	72
29	14
21	64
1	84
33	36
22	62
22	52
2	78
2	72
14	65
14	65
2	78
15	26
11	58
20	42
2	68
18	56
28	14
4	53
26	29
13	30
31	8
1	72
1	68
11	37
37	25
3	58
19	36
26	24
15	26
2	65
25	4
2	54
10	40
3	57
11	24
7	29
4	54
20	9
10	28
21	24
36	0
6	41
27	0
2	56
14	14
10	36
17	16
3	54
16	37
20	14
27	12
4	44
11	32
2	46
20	8
12	24
27	13
11	9
12	42
15	28
18	8
7	24
11	30
1	24
4	36
12	12
2	24
14	20
4	36
9	10
9	5
2	18
7	18
4	13
6	24
8	25
5	25
1	36
6	8
6	8
14	16
0	16
1	22
2	30
6	14
1	12
3	12
2	14
1	24
1	18
2	12
6	9
8	8
7	4
4	18
7	1
0	4
10	5
11	8
3	5
10	0
4	9
3	4
10	4
3	4
0	2