Extreme rain in United States, 12 to 21 October 2018

Name: Extreme rain in United States, 12 to 21 October 2018
Start: 2018-10-12
End: 2018-10-21
Location: United States

Extreme rain in United States, 12 to 21 October 2018: 306 records at 237 stations, peak on 15 October 2018. Closed.

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

Key Facts

Extreme rain in United States, 12 to 21 October 2018 set or tied 306 station records at 237 stations.
It ran from 12 October 2018 to 21 October 2018 (10 days) and its peak day was 15 October 2018.
Status: closed.
Milan Exp STN set a daily record precipitation of 104.9 mm (4.1 in) on 15 October 2018.
The busiest day was 15 October 2018 with 74 records.
The oldest broken record in the ranked list had stood for 119 years.

Footprint

12 to 21 October 2018

The area covered by Extreme rain in United States, 12 to 21 October 2018 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, 12 to 21 October 2018: stations that set records in the event
Station	Type	Value	Date
Milan Exp STN	Record daily precipitation	104.9 mm (4.1 in)	2018-10-15
Harper 3ENE	Record daily precipitation	87.6 mm (3.4 in)	2018-10-16
Burnet	Record daily precipitation	142.2 mm (5.6 in)	2018-10-16
Brownsville	Record daily precipitation	74.9 mm (2.9 in)	2018-10-15
Lufkin Angelina Co AP	Record daily precipitation	120.7 mm (4.8 in)	2018-10-15
Madisonville	Record daily precipitation	225.8 mm (8.9 in)	2018-10-16
Bardwell Dam	Record daily precipitation	141.0 mm (5.6 in)	2018-10-15
Ruston la Tech	Record daily precipitation	128.3 mm (5.1 in)	2018-10-18
Great Salt Plains Dam	Record daily precipitation	91.9 mm (3.6 in)	2018-10-19
Joe Pool Lake	Record daily precipitation	204.5 mm (8.1 in)	2018-10-17
Wynne	Record daily precipitation	74.9 mm (2.9 in)	2018-10-15
Huntingdon Wtp	Record daily precipitation	74.9 mm (2.9 in)	2018-10-15
Killeen	Record daily precipitation	86.6 mm (3.4 in)	2018-10-15
Llano	Record daily precipitation	152.4 mm (6.0 in)	2018-10-16
Cottonwood 2NW	Record daily precipitation	104.1 mm (4.1 in)	2018-10-16
Bowling Green	Record daily precipitation	56.9 mm (2.2 in)	2018-10-15
Hardy	Record daily precipitation	42.4 mm (1.7 in)	2018-10-20
Stamford 1	Record daily precipitation	54.6 mm (2.1 in)	2018-10-12
Bowling Green Warren Co AP	Record daily precipitation	41.1 mm (1.6 in)	2018-10-14
Kingston Springs	Record daily precipitation	49.0 mm (1.9 in)	2018-10-15

Records per Day

Peak day 74

Records set or tied each day from 12 October 2018 to 21 October 2018. The most in one day was 74 on 15 October 2018.

Records per day during Extreme rain in United States, 12 to 21 October 2018
Date	Records
2018-10-12	2
2018-10-13	27
2018-10-14	23
2018-10-15	74
2018-10-16	72
2018-10-17	31
2018-10-18	18
2018-10-19	29
2018-10-20	28
2018-10-21	2

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in United States, 12 to 21 October 2018 ranked by margin
Bardwell Dam, 10-15	113.6 mm (4.5 in)
Joe Pool Lake, 10-17	100.4 mm (4.0 in)
Llano, 10-16	99.1 mm (3.9 in)
Cottonwood 2NW, 10-16	85.8 mm (3.4 in)
Lufkin Angelina Co AP, 10-15	77.3 mm (3.0 in)
Killeen, 10-15	67.3 mm (2.6 in)
Harper 3ENE, 10-16	66.3 mm (2.6 in)
Burnet, 10-16	60.9 mm (2.4 in)
Ruston la Tech, 10-18	58.2 mm (2.3 in)
Milan Exp STN, 10-15	54.1 mm (2.1 in)
Great Salt Plains Dam, 10-19	51.8 mm (2.0 in)
Huntingdon Wtp, 10-15	50.3 mm (2.0 in)
Wynne, 10-15	47.5 mm (1.9 in)
Brownsville, 10-15	39.3 mm (1.5 in)
Bowling Green, 10-15	32.5 mm (1.3 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

306 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, 12 to 21 October 2018
Margin (mm)	Years the old record stood
54	92
66	104
61	104
39	99
77	60
23	73
58	68
114	44
52	68
100	2
48	52
50	44
67	32
99	4
86	32
13	119
33	64
31	64
14	104
11	103
22	64
50	51
9	103
10	83
18	92
70	37
59	8
26	60
31	60
15	92
40	24
15	69
29	52
26	60
25	60
3	112
8	88
6	99
7	92
4	88
10	40
44	44
33	60
7	83
42	1
3	95
36	57
43	37
33	60
43	36
6	87
29	60
3	88
10	80
17	60
3	85
41	44
3	88
40	51
3	88
43	24
75	4
54	11
11	64
14	68
2	81
15	60
62	9
22	44
27	44
60	9
5	76
28	44
22	44
3	76
17	61
5	76
20	36
56	12
19	60
9	57
41	8
15	61
28	32
11	56
24	33
12	44
8	57
6	60
18	52
32	44
11	44
14	47
28	44
6	56
59	12
6	59
20	44
55	11
6	57
4	60
8	55
24	47
10	45
14	61
14	56
47	4
13	47
14	48
28	20
7	60
21	37
13	60
11	61
14	48
2	64
16	32
5	61
51	9
5	61
6	61
12	33
15	51
12	32
33	4
6	44
36	20
29	4
1	68
5	60
6	56
5	61
39	1
26	8
8	53
2	52
4	60
16	44
21	35
15	32
7	44
27	12
3	47
2	51
8	36
6	47
1	60
29	33
22	20
46	4
11	35
32	4
42	4
21	24
7	32
14	27
7	44
1	57
2	57
6	33
6	35
23	20
1	33
5	35
22	32
32	4
10	44
7	44
2	51
28	12
19	33
8	36
6	41
9	35
4	36
18	32
11	35
14	33
32	12
4	35
29	19
11	33
2	51
15	37
2	48
13	41
15	16
4	44
23	8
18	20
26	9
8	20
17	32
15	24
25	11
3	32
19	32
5	35
2	44
10	32

Compared With Other Events

Station records per event

Station records in Extreme rain in United States, 12 to 21 October 2018 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, 12 to 21 October 2018 (this event)	306 records

Every Record Set

20 of 306

Every record set or tied during Extreme rain in United States, 12 to 21 October 2018, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2018-10-12	Stamford 1	Record daily precipitation	54.6 mm (2.1 in)	13.5 mm (0.5 in)	104	47 of 100 (Notable)
2018-10-14	Bowling Green Warren Co AP	Record daily precipitation	41.1 mm (1.6 in)	10.6 mm (0.4 in)	103	47 of 100 (Notable)
2018-10-15	Milan Exp STN	Record daily precipitation	104.9 mm (4.1 in)	54.1 mm (2.1 in)	92	72 of 100 (Major)
2018-10-15	Brownsville	Record daily precipitation	74.9 mm (2.9 in)	39.3 mm (1.5 in)	99	65 of 100 (Major)
2018-10-15	Lufkin Angelina Co AP	Record daily precipitation	120.7 mm (4.8 in)	77.3 mm (3.0 in)	60	63 of 100 (Major)
2018-10-15	Bardwell Dam	Record daily precipitation	141.0 mm (5.6 in)	113.6 mm (4.5 in)	44	56 of 100 (Notable)
2018-10-15	Wynne	Record daily precipitation	74.9 mm (2.9 in)	47.5 mm (1.9 in)	52	51 of 100 (Notable)
2018-10-15	Huntingdon Wtp	Record daily precipitation	74.9 mm (2.9 in)	50.3 mm (2.0 in)	44	51 of 100 (Notable)
2018-10-15	Killeen	Record daily precipitation	86.6 mm (3.4 in)	67.3 mm (2.6 in)	32	51 of 100 (Notable)
2018-10-15	Bowling Green	Record daily precipitation	56.9 mm (2.2 in)	32.5 mm (1.3 in)	64	49 of 100 (Notable)
2018-10-15	Kingston Springs	Record daily precipitation	49.0 mm (1.9 in)	31.2 mm (1.2 in)	64	47 of 100 (Notable)
2018-10-16	Harper 3ENE	Record daily precipitation	87.6 mm (3.4 in)	66.3 mm (2.6 in)	104	68 of 100 (Major)
2018-10-16	Burnet	Record daily precipitation	142.2 mm (5.6 in)	60.9 mm (2.4 in)	104	67 of 100 (Major)
2018-10-16	Madisonville	Record daily precipitation	225.8 mm (8.9 in)	22.6 mm (0.9 in)	73	60 of 100 (Major)
2018-10-16	Llano	Record daily precipitation	152.4 mm (6.0 in)	99.1 mm (3.9 in)	4	51 of 100 (Notable)
2018-10-16	Cottonwood 2NW	Record daily precipitation	104.1 mm (4.1 in)	85.8 mm (3.4 in)	32	50 of 100 (Notable)
2018-10-17	Joe Pool Lake	Record daily precipitation	204.5 mm (8.1 in)	100.4 mm (4.0 in)	2	53 of 100 (Notable)
2018-10-18	Ruston la Tech	Record daily precipitation	128.3 mm (5.1 in)	58.2 mm (2.3 in)	68	56 of 100 (Notable)
2018-10-19	Great Salt Plains Dam	Record daily precipitation	91.9 mm (3.6 in)	51.8 mm (2.0 in)	68	55 of 100 (Notable)
2018-10-20	Hardy	Record daily precipitation	42.4 mm (1.7 in)	13.2 mm (0.5 in)	119	49 of 100 (Notable)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 306 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.

Margin (mm)	Years the old record stood
54	92
66	104
61	104
39	99
77	60
23	73
58	68
114	44
52	68
100	2
48	52
50	44
67	32
99	4
86	32
13	119
33	64
31	64
14	104
11	103
22	64
50	51
9	103
10	83
18	92
70	37
59	8
26	60
31	60
15	92
40	24
15	69
29	52
26	60
25	60
3	112
8	88
6	99
7	92
4	88
10	40
44	44
33	60
7	83
42	1
3	95
36	57
43	37
33	60
43	36
6	87
29	60
3	88
10	80
17	60
3	85
41	44
3	88
40	51
3	88
43	24
75	4
54	11
11	64
14	68
2	81
15	60
62	9
22	44
27	44
60	9
5	76
28	44
22	44
3	76
17	61
5	76
20	36
56	12
19	60
9	57
41	8
15	61
28	32
11	56
24	33
12	44
8	57
6	60
18	52
32	44
11	44
14	47
28	44
6	56
59	12
6	59
20	44
55	11
6	57
4	60
8	55
24	47
10	45
14	61
14	56
47	4
13	47
14	48
28	20
7	60
21	37
13	60
11	61
14	48
2	64
16	32
5	61
51	9
5	61
6	61
12	33
15	51
12	32
33	4
6	44
36	20
29	4
1	68
5	60
6	56
5	61
39	1
26	8
8	53
2	52
4	60
16	44
21	35
15	32
7	44
27	12
3	47
2	51
8	36
6	47
1	60
29	33
22	20
46	4
11	35
32	4
42	4
21	24
7	32
14	27
7	44
1	57
2	57
6	33
6	35
23	20
1	33
5	35
22	32
32	4
10	44
7	44
2	51
28	12
19	33
8	36
6	41
9	35
4	36
18	32
11	35
14	33
32	12
4	35
29	19
11	33
2	51
15	37
2	48
13	41
15	16
4	44
23	8
18	20
26	9
8	20
17	32
15	24
25	11
3	32
19	32
5	35
2	44
10	32

Margin (mm)	Years the old record stood
54	92
66	104
61	104
39	99
77	60
23	73
58	68
114	44
52	68
100	2
48	52
50	44
67	32
99	4
86	32
13	119
33	64
31	64
14	104
11	103
22	64
50	51
9	103
10	83
18	92
70	37
59	8
26	60
31	60
15	92
40	24
15	69
29	52
26	60
25	60
3	112
8	88
6	99
7	92
4	88
10	40
44	44
33	60
7	83
42	1
3	95
36	57
43	37
33	60
43	36
6	87
29	60
3	88
10	80
17	60
3	85
41	44
3	88
40	51
3	88
43	24
75	4
54	11
11	64
14	68
2	81
15	60
62	9
22	44
27	44
60	9
5	76
28	44
22	44
3	76
17	61
5	76
20	36
56	12
19	60
9	57
41	8
15	61
28	32
11	56
24	33
12	44
8	57
6	60
18	52
32	44
11	44
14	47
28	44
6	56
59	12
6	59
20	44
55	11
6	57
4	60
8	55
24	47
10	45
14	61
14	56
47	4
13	47
14	48
28	20
7	60
21	37
13	60
11	61
14	48
2	64
16	32
5	61
51	9
5	61
6	61
12	33
15	51
12	32
33	4
6	44
36	20
29	4
1	68
5	60
6	56
5	61
39	1
26	8
8	53
2	52
4	60
16	44
21	35
15	32
7	44
27	12
3	47
2	51
8	36
6	47
1	60
29	33
22	20
46	4
11	35
32	4
42	4
21	24
7	32
14	27
7	44
1	57
2	57
6	33
6	35
23	20
1	33
5	35
22	32
32	4
10	44
7	44
2	51
28	12
19	33
8	36
6	41
9	35
4	36
18	32
11	35
14	33
32	12
4	35
29	19
11	33
2	51
15	37
2	48
13	41
15	16
4	44
23	8
18	20
26	9
8	20
17	32
15	24
25	11
3	32
19	32
5	35
2	44
10	32

Margin (mm)	Years the old record stood
54	92
66	104
61	104
39	99
77	60
23	73
58	68
114	44
52	68
100	2
48	52
50	44
67	32
99	4
86	32
13	119
33	64
31	64
14	104
11	103
22	64
50	51
9	103
10	83
18	92
70	37
59	8
26	60
31	60
15	92
40	24
15	69
29	52
26	60
25	60
3	112
8	88
6	99
7	92
4	88
10	40
44	44
33	60
7	83
42	1
3	95
36	57
43	37
33	60
43	36
6	87
29	60
3	88
10	80
17	60
3	85
41	44
3	88
40	51
3	88
43	24
75	4
54	11
11	64
14	68
2	81
15	60
62	9
22	44
27	44
60	9
5	76
28	44
22	44
3	76
17	61
5	76
20	36
56	12
19	60
9	57
41	8
15	61
28	32
11	56
24	33
12	44
8	57
6	60
18	52
32	44
11	44
14	47
28	44
6	56
59	12
6	59
20	44
55	11
6	57
4	60
8	55
24	47
10	45
14	61
14	56
47	4
13	47
14	48
28	20
7	60
21	37
13	60
11	61
14	48
2	64
16	32
5	61
51	9
5	61
6	61
12	33
15	51
12	32
33	4
6	44
36	20
29	4
1	68
5	60
6	56
5	61
39	1
26	8
8	53
2	52
4	60
16	44
21	35
15	32
7	44
27	12
3	47
2	51
8	36
6	47
1	60
29	33
22	20
46	4
11	35
32	4
42	4
21	24
7	32
14	27
7	44
1	57
2	57
6	33
6	35
23	20
1	33
5	35
22	32
32	4
10	44
7	44
2	51
28	12
19	33
8	36
6	41
9	35
4	36
18	32
11	35
14	33
32	12
4	35
29	19
11	33
2	51
15	37
2	48
13	41
15	16
4	44
23	8
18	20
26	9
8	20
17	32
15	24
25	11
3	32
19	32
5	35
2	44
10	32