Snow event in United States, 12 to 27 April 2021

Name: Snow event in United States, 12 to 27 April 2021
Start: 2021-04-12
End: 2021-04-27
Location: United States

Snow event in United States, 12 to 27 April 2021: 1,172 records at 680 stations, peak on 20 April 2021. Closed.

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

Key Facts

Snow event in United States, 12 to 27 April 2021 set or tied 1,172 station records at 680 stations.
It ran from 12 April 2021 to 27 April 2021 (16 days) and its peak day was 20 April 2021.
Status: closed.
Riverton set a daily record snow depth of 22.9 cm (9.0 in) on 15 April 2021.
The busiest day was 20 April 2021 with 346 records.
The oldest broken record in the ranked list had stood for 153 years.

Footprint

12 to 27 April 2021

The area covered by Snow event in United States, 12 to 27 April 2021 is outlined, with 18 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Snow event in United States, 12 to 27 April 2021: stations that set records in the event
Station	Type	Value	Date
Riverton	Record snow depth	22.9 cm (9.0 in)	2021-04-15
Paulding	Record daily snowfall	12.7 cm (5.0 in)	2021-04-21
Hays 1 S	Record snow depth	15.2 cm (6.0 in)	2021-04-20
Kokomo 3 WSW	Record daily snowfall	12.7 cm (5.0 in)	2021-04-21
Natoma	Record daily snowfall	14.0 cm (5.5 in)	2021-04-20
Plainville 4WNW	Record daily snowfall	11.4 cm (4.5 in)	2021-04-20
Holton	Record daily snowfall	12.7 cm (5.0 in)	2021-04-20
McCracken	Record daily snowfall	12.7 cm (5.0 in)	2021-04-20
Oberlin	Record snow depth	12.7 cm (5.0 in)	2021-04-21
Arthur	Record daily snowfall	25.4 cm (10.0 in)	2021-04-16
Frankfort Disposal	Record daily snowfall	8.9 cm (3.5 in)	2021-04-20
Minneapolis	Record daily snowfall	12.7 cm (5.0 in)	2021-04-20
Benkelman 1N	Record daily snowfall	12.7 cm (5.0 in)	2021-04-16
Ft Wayne Intl AP	Record daily snowfall	10.7 cm (4.2 in)	2021-04-20
Wray	Record daily snowfall	12.2 cm (4.8 in)	2021-04-16
Lincoln 1 SE	Record daily snowfall	11.9 cm (4.7 in)	2021-04-20
Washington Court House	Record daily snowfall	7.6 cm (3.0 in)	2021-04-21
Anderson 1 N	Record daily snowfall	5.1 cm (2.0 in)	2021-04-20

Records per Day

Peak day 346

Records set or tied each day from 12 April 2021 to 27 April 2021. The most in one day was 346 on 20 April 2021.

Records per day during Snow event in United States, 12 to 27 April 2021
Date	Records
2021-04-12	5
2021-04-13	21
2021-04-14	51
2021-04-15	45
2021-04-16	126
2021-04-17	34
2021-04-18	22
2021-04-19	57
2021-04-20	346
2021-04-21	291
2021-04-22	105
2021-04-23	31
2021-04-24	12
2021-04-25	10
2021-04-26	14
2021-04-27	2

Top Records by Margin

Margin over the record replaced

Top records of Snow event in United States, 12 to 27 April 2021 ranked by margin
Riverton, 04-15	23.3 cm (9.2 in)
Riverton, 04-15	22.9 cm (9.0 in)
Arthur, 04-16	20.3 cm (8.0 in)
Hays 1 S, 04-20	15.2 cm (6.0 in)
Hays 1 S, 04-20	15.2 cm (6.0 in)
Natoma, 04-20	14.0 cm (5.5 in)
Paulding, 04-21	12.7 cm (5.0 in)
Kokomo 3 WSW, 04-21	12.7 cm (5.0 in)
Holton, 04-20	12.7 cm (5.0 in)
McCracken, 04-20	12.7 cm (5.0 in)
Oberlin, 04-21	12.7 cm (5.0 in)
Minneapolis, 04-20	12.7 cm (5.0 in)
Wray, 04-16	12.2 cm (4.8 in)
Lincoln 1 SE, 04-20	11.9 cm (4.7 in)
Plainville 4WNW, 04-20	11.4 cm (4.5 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

500 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 Snow event in United States, 12 to 27 April 2021
Margin (mm)	Years the old record stood
229	114
127	104
233	96
152	120
127	119
152	125
140	108
114	116
127	118
127	108
127	84
89	107
127	125
203	80
102	116
102	68
122	127
119	108
76	104
51	124
76	111
109	103
127	72
127	123
102	98
92	99
59	120
38	96
102	120
94	108
61	72
51	72
89	118
127	80
89	127
104	100
112	60
43	66
152	75
130	72
76	116
76	72
76	125
127	112
76	121
79	111
76	119
63	124
153	104
80	127
107	76
51	99
61	126
89	103
66	122
102	72
69	127
76	92
165	51
61	103
107	76
127	118
127	120
127	107
71	92
76	127
64	121
53	127
25	112
71	114
51	120
10	103
74	84
51	99
76	96
102	76
76	120
51	119
66	96
127	55
76	116
51	126
51	127
38	119
43	72
51	116
68	94
51	125
51	96
51	122
102	100
53	122
102	107
77	80
51	115
38	116
102	82
51	110
64	127
51	120
51	100
51	124
58	127
152	68
51	124
102	120
77	120
84	68
102	127
51	104
152	48
56	116
89	80
66	103
66	90
53	98
86	76
76	112
87	76
33	112
50	96
97	64
89	96
56	71
23	132
41	107
41	120
102	72
43	108
89	76
102	72
38	108
51	95
56	90
76	76
33	120
51	124
46	92
51	98
25	123
53	127
38	74
109	43
33	104
76	120
76	120
38	121
33	126
76	102
102	64
30	111
76	116
51	103
38	103
76	120
76	120
76	104
51	114
58	127
26	103
25	125
61	68
36	84
26	48
51	95
76	111
76	120
38	99
31	120
51	103
48	96
50	95
76	88
33	123
31	120
25	120
94	72
127	82
31	103
33	121
79	76
20	127
25	123
25	120
51	88
30	120
30	123
109	64
68	68
23	112
26	120
64	94
51	115
25	111
25	107
51	120
25	125
25	127
25	116
51	111

Compared With Other Events

Station records per event

Station records in Snow event in United States, 12 to 27 April 2021 compared with similar events
Snow event in United States, 3 to 27 January 2024	2,190 records
Snow event in United States, 24 November to 22 December 2025	1,539 records
Snow event in United States, 9 to 29 April 2022	1,475 records
Snow event in United States, 27 September to 17 October 2018	1,247 records
Snow event in United States, 26 September to 23 October 2019	1,194 records
Snow event in United States, 12 to 27 April 2021 (this event)	1,172 records

Every Record Set

20 of 1,172

Every record set or tied during Snow event in United States, 12 to 27 April 2021, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2021-04-15	Riverton	Record snow depth	22.9 cm (9.0 in)	22.9 cm (9.0 in)	114	79 of 100 (Major)
2021-04-15	Riverton	Record daily snowfall	28.4 cm (11.2 in)	23.3 cm (9.2 in)	96	75 of 100 (Major)
2021-04-16	Arthur	Record daily snowfall	25.4 cm (10.0 in)	20.3 cm (8.0 in)	80	64 of 100 (Major)
2021-04-16	Benkelman 1N	Record daily snowfall	12.7 cm (5.0 in)	10.2 cm (4.0 in)	116	63 of 100 (Major)
2021-04-16	Wray	Record daily snowfall	12.2 cm (4.8 in)	12.2 cm (4.8 in)	127	62 of 100 (Major)
2021-04-20	Hays 1 S	Record snow depth	15.2 cm (6.0 in)	15.2 cm (6.0 in)	120	73 of 100 (Major)
2021-04-20	Hays 1 S	Record daily snowfall	15.2 cm (6.0 in)	15.2 cm (6.0 in)	125	71 of 100 (Major)
2021-04-20	Natoma	Record daily snowfall	14.0 cm (5.5 in)	14.0 cm (5.5 in)	108	69 of 100 (Major)
2021-04-20	Plainville 4WNW	Record daily snowfall	11.4 cm (4.5 in)	11.4 cm (4.5 in)	116	67 of 100 (Major)
2021-04-20	Holton	Record daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	118	65 of 100 (Major)
2021-04-20	McCracken	Record daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	108	65 of 100 (Major)
2021-04-20	Frankfort Disposal	Record daily snowfall	8.9 cm (3.5 in)	8.9 cm (3.5 in)	107	64 of 100 (Major)
2021-04-20	Minneapolis	Record daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	125	64 of 100 (Major)
2021-04-20	Ft Wayne Intl AP	Record daily snowfall	10.7 cm (4.2 in)	10.2 cm (4.0 in)	68	63 of 100 (Major)
2021-04-20	Lincoln 1 SE	Record daily snowfall	11.9 cm (4.7 in)	11.9 cm (4.7 in)	108	62 of 100 (Major)
2021-04-20	Anderson 1 N	Record daily snowfall	5.1 cm (2.0 in)	5.1 cm (2.0 in)	124	61 of 100 (Major)
2021-04-21	Paulding	Record daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	104	78 of 100 (Major)
2021-04-21	Kokomo 3 WSW	Record daily snowfall	12.7 cm (5.0 in)	12.7 cm (5.0 in)	119	72 of 100 (Major)
2021-04-21	Oberlin	Record snow depth	12.7 cm (5.0 in)	12.7 cm (5.0 in)	84	65 of 100 (Major)
2021-04-21	Washington Court House	Record daily snowfall	7.6 cm (3.0 in)	7.6 cm (3.0 in)	104	62 of 100 (Major)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 1,172 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
229	114
127	104
233	96
152	120
127	119
152	125
140	108
114	116
127	118
127	108
127	84
89	107
127	125
203	80
102	116
102	68
122	127
119	108
76	104
51	124
76	111
109	103
127	72
127	123
102	98
92	99
59	120
38	96
102	120
94	108
61	72
51	72
89	118
127	80
89	127
104	100
112	60
43	66
152	75
130	72
76	116
76	72
76	125
127	112
76	121
79	111
76	119
63	124
153	104
80	127
107	76
51	99
61	126
89	103
66	122
102	72
69	127
76	92
165	51
61	103
107	76
127	118
127	120
127	107
71	92
76	127
64	121
53	127
25	112
71	114
51	120
10	103
74	84
51	99
76	96
102	76
76	120
51	119
66	96
127	55
76	116
51	126
51	127
38	119
43	72
51	116
68	94
51	125
51	96
51	122
102	100
53	122
102	107
77	80
51	115
38	116
102	82
51	110
64	127
51	120
51	100
51	124
58	127
152	68
51	124
102	120
77	120
84	68
102	127
51	104
152	48
56	116
89	80
66	103
66	90
53	98
86	76
76	112
87	76
33	112
50	96
97	64
89	96
56	71
23	132
41	107
41	120
102	72
43	108
89	76
102	72
38	108
51	95
56	90
76	76
33	120
51	124
46	92
51	98
25	123
53	127
38	74
109	43
33	104
76	120
76	120
38	121
33	126
76	102
102	64
30	111
76	116
51	103
38	103
76	120
76	120
76	104
51	114
58	127
26	103
25	125
61	68
36	84
26	48
51	95
76	111
76	120
38	99
31	120
51	103
48	96
50	95
76	88
33	123
31	120
25	120
94	72
127	82
31	103
33	121
79	76
20	127
25	123
25	120
51	88
30	120
30	123
109	64
68	68
23	112
26	120
64	94
51	115
25	111
25	107
51	120
25	125
25	127
25	116
51	111

Margin (mm)	Years the old record stood
229	114
127	104
233	96
152	120
127	119
152	125
140	108
114	116
127	118
127	108
127	84
89	107
127	125
203	80
102	116
102	68
122	127
119	108
76	104
51	124
76	111
109	103
127	72
127	123
102	98
92	99
59	120
38	96
102	120
94	108
61	72
51	72
89	118
127	80
89	127
104	100
112	60
43	66
152	75
130	72
76	116
76	72
76	125
127	112
76	121
79	111
76	119
63	124
153	104
80	127
107	76
51	99
61	126
89	103
66	122
102	72
69	127
76	92
165	51
61	103
107	76
127	118
127	120
127	107
71	92
76	127
64	121
53	127
25	112
71	114
51	120
10	103
74	84
51	99
76	96
102	76
76	120
51	119
66	96
127	55
76	116
51	126
51	127
38	119
43	72
51	116
68	94
51	125
51	96
51	122
102	100
53	122
102	107
77	80
51	115
38	116
102	82
51	110
64	127
51	120
51	100
51	124
58	127
152	68
51	124
102	120
77	120
84	68
102	127
51	104
152	48
56	116
89	80
66	103
66	90
53	98
86	76
76	112
87	76
33	112
50	96
97	64
89	96
56	71
23	132
41	107
41	120
102	72
43	108
89	76
102	72
38	108
51	95
56	90
76	76
33	120
51	124
46	92
51	98
25	123
53	127
38	74
109	43
33	104
76	120
76	120
38	121
33	126
76	102
102	64
30	111
76	116
51	103
38	103
76	120
76	120
76	104
51	114
58	127
26	103
25	125
61	68
36	84
26	48
51	95
76	111
76	120
38	99
31	120
51	103
48	96
50	95
76	88
33	123
31	120
25	120
94	72
127	82
31	103
33	121
79	76
20	127
25	123
25	120
51	88
30	120
30	123
109	64
68	68
23	112
26	120
64	94
51	115
25	111
25	107
51	120
25	125
25	127
25	116
51	111

Margin (mm)	Years the old record stood
229	114
127	104
233	96
152	120
127	119
152	125
140	108
114	116
127	118
127	108
127	84
89	107
127	125
203	80
102	116
102	68
122	127
119	108
76	104
51	124
76	111
109	103
127	72
127	123
102	98
92	99
59	120
38	96
102	120
94	108
61	72
51	72
89	118
127	80
89	127
104	100
112	60
43	66
152	75
130	72
76	116
76	72
76	125
127	112
76	121
79	111
76	119
63	124
153	104
80	127
107	76
51	99
61	126
89	103
66	122
102	72
69	127
76	92
165	51
61	103
107	76
127	118
127	120
127	107
71	92
76	127
64	121
53	127
25	112
71	114
51	120
10	103
74	84
51	99
76	96
102	76
76	120
51	119
66	96
127	55
76	116
51	126
51	127
38	119
43	72
51	116
68	94
51	125
51	96
51	122
102	100
53	122
102	107
77	80
51	115
38	116
102	82
51	110
64	127
51	120
51	100
51	124
58	127
152	68
51	124
102	120
77	120
84	68
102	127
51	104
152	48
56	116
89	80
66	103
66	90
53	98
86	76
76	112
87	76
33	112
50	96
97	64
89	96
56	71
23	132
41	107
41	120
102	72
43	108
89	76
102	72
38	108
51	95
56	90
76	76
33	120
51	124
46	92
51	98
25	123
53	127
38	74
109	43
33	104
76	120
76	120
38	121
33	126
76	102
102	64
30	111
76	116
51	103
38	103
76	120
76	120
76	104
51	114
58	127
26	103
25	125
61	68
36	84
26	48
51	95
76	111
76	120
38	99
31	120
51	103
48	96
50	95
76	88
33	123
31	120
25	120
94	72
127	82
31	103
33	121
79	76
20	127
25	123
25	120
51	88
30	120
30	123
109	64
68	68
23	112
26	120
64	94
51	115
25	111
25	107
51	120
25	125
25	127
25	116
51	111