Extreme rain in Norway and 4 other countries, 11 to 16 April 2020

Name: Extreme rain in Norway and 4 other countries, 11 to 16 April 2020
Start: 2020-04-11
End: 2020-04-16
Location: Norway, Finland, Sweden, Russia, Estonia

Extreme rain in Norway and 4 other countries, 11 to 16 April 2020: 102 records at 88 stations, peak on 15 April 2020. Closed.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Key Facts

Extreme rain in Norway and 4 other countries, 11 to 16 April 2020 set or tied 102 station records at 88 stations.
It ran from 11 April 2020 to 16 April 2020 (6 days) and its peak day was 15 April 2020.
Status: closed.
Froyset set a daily record precipitation of 66.1 mm (2.6 in) on 14 April 2020.
The busiest day was 15 April 2020 with 57 records.
The oldest broken record in the ranked list had stood for 98 years.

Footprint

11 to 16 April 2020

The area covered by Extreme rain in Norway and 4 other countries, 11 to 16 April 2020 is outlined, with 20 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Extreme rain in Norway and 4 other countries, 11 to 16 April 2020: stations that set records in the event
Station	Type	Value	Date
Hafsas	Record daily precipitation	32.7 mm (1.3 in)	2020-04-12
Froyset	Record daily precipitation	66.1 mm (2.6 in)	2020-04-14
Eide Pa Nordmore	Record daily precipitation	61.7 mm (2.4 in)	2020-04-15
Ostas I Hegra	Record daily precipitation	26.3 mm (1.0 in)	2020-04-15
Hustadvatn	Record daily precipitation	42.8 mm (1.7 in)	2020-04-15
Loksmyr	Record daily precipitation	29.5 mm (1.2 in)	2020-04-15
Lavik	Record daily precipitation	58.8 mm (2.3 in)	2020-04-14
Vihti Hiiskula	Record daily precipitation	31.9 mm (1.3 in)	2020-04-15
Lindesnes Fyr	Record daily precipitation	22.6 mm (0.9 in)	2020-04-11
Valdalen	Record daily precipitation	13.8 mm (0.5 in)	2020-04-12
Lesja - Svanborg	Record daily precipitation	12.4 mm (0.5 in)	2020-04-12
Narpio Alamarkku	Record daily precipitation	18.4 mm (0.7 in)	2020-04-15
Kvikne I Osterdal	Record daily precipitation	15.6 mm (0.6 in)	2020-04-15
Boverdal	Record daily precipitation	7.5 mm (0.30 in)	2020-04-15
Maristova	Record daily precipitation	20.0 mm (0.8 in)	2020-04-15
Trondheim - Voll	Record daily precipitation	19.8 mm (0.8 in)	2020-04-15
Vaernes	Record daily precipitation	24.3 mm (1.0 in)	2020-04-15
Leinstrand	Record daily precipitation	21.5 mm (0.8 in)	2020-04-15
Kjobli I Snaasa	Record daily precipitation	19.8 mm (0.8 in)	2020-04-16
Gdov	Record daily precipitation	16.0 mm (0.6 in)	2020-04-16

Records per Day

Peak day 57

Records set or tied each day from 11 April 2020 to 16 April 2020. The most in one day was 57 on 15 April 2020.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in Norway and 4 other countries, 11 to 16 April 2020 ranked by margin
Froyset, 04-14	33.4 mm (1.3 in)
Eide Pa Nordmore, 04-15	30.1 mm (1.2 in)
Hafsas, 04-12	23.6 mm (0.9 in)
Lavik, 04-14	19.4 mm (0.8 in)
Hustadvatn, 04-15	17.8 mm (0.7 in)
Loksmyr, 04-15	14.5 mm (0.6 in)
Vaernes, 04-15	11.3 mm (0.4 in)
Maristova, 04-15	10.6 mm (0.4 in)
Narpio Alamarkku, 04-15	10.5 mm (0.4 in)
Gdov, 04-16	10.1 mm (0.4 in)
Leinstrand, 04-15	9.9 mm (0.39 in)
Lindesnes Fyr, 04-11	8.9 mm (0.35 in)
Lesja - Svanborg, 04-12	8.4 mm (0.33 in)
Kvikne I Osterdal, 04-15	7.1 mm (0.28 in)
Vihti Hiiskula, 04-15	5.9 mm (0.23 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

102 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 Norway and 4 other countries, 11 to 16 April 2020
Margin (mm)	Years the old record stood
33	36
24	39
30	60
11	60
8	31
6	93
11	33
10	25
18	63
4	76
10	46
15	29
1	98
7	29
11	25
9	59
1	86
6	18
19	36
6	51
8	39
5	23
11	2
8	19
7	60
4	59
3	29
26	5
20	5
3	42
4	42
7	31
8	29
18	13
7	7
8	10
2	55
11	29
6	10
2	23
7	23
10	29
8	33
1	57
1	50
6	7
3	36
4	32
3	31
10	15
4	29
2	39
7	33
3	32
7	8
3	33
2	42
2	31
4	19
4	21
2	39
3	19
0	33
4	33
4	36
3	19
3	21
1	29
4	36
3	31
3	33
2	36
4	14
3	38
1	39
7	14
1	36
3	7
5	10
2	32
0	28
1	32
1	36
1	29
2	21
1	19
2	14
1	21
0	21
6	5
1	8
3	7
0	25
0	19
1	21
2	5
0	17
1	18
0	9
1	12
2	3
0	19

Compared With Other Events

Station records per event

Station records in Extreme rain in Norway and 4 other countries, 11 to 16 April 2020 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 Norway and 4 other countries, 11 to 16 April 2020 (this event)	102 records

Every Record Set

20 of 102

Every record set or tied during Extreme rain in Norway and 4 other countries, 11 to 16 April 2020, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2020-04-11	Lindesnes Fyr	Record daily precipitation	22.6 mm (0.9 in)	8.9 mm (0.35 in)	59	20 of 100 (Routine)
2020-04-12	Hafsas	Record daily precipitation	32.7 mm (1.3 in)	23.6 mm (0.9 in)	39	55 of 100 (Notable)
2020-04-12	Valdalen	Record daily precipitation	13.8 mm (0.5 in)	5.9 mm (0.23 in)	51	20 of 100 (Routine)
2020-04-12	Lesja - Svanborg	Record daily precipitation	12.4 mm (0.5 in)	8.4 mm (0.33 in)	31	20 of 100 (Routine)
2020-04-14	Froyset	Record daily precipitation	66.1 mm (2.6 in)	33.4 mm (1.3 in)	36	55 of 100 (Notable)
2020-04-14	Lavik	Record daily precipitation	58.8 mm (2.3 in)	19.4 mm (0.8 in)	36	36 of 100 (Notable)
2020-04-15	Eide Pa Nordmore	Record daily precipitation	61.7 mm (2.4 in)	30.1 mm (1.2 in)	60	52 of 100 (Notable)
2020-04-15	Ostas I Hegra	Record daily precipitation	26.3 mm (1.0 in)	5.8 mm (0.23 in)	93	48 of 100 (Notable)
2020-04-15	Hustadvatn	Record daily precipitation	42.8 mm (1.7 in)	17.8 mm (0.7 in)	63	45 of 100 (Notable)
2020-04-15	Loksmyr	Record daily precipitation	29.5 mm (1.2 in)	14.5 mm (0.6 in)	29	42 of 100 (Notable)
2020-04-15	Vihti Hiiskula	Record daily precipitation	31.9 mm (1.3 in)	5.9 mm (0.23 in)	18	36 of 100 (Notable)
2020-04-15	Narpio Alamarkku	Record daily precipitation	18.4 mm (0.7 in)	10.5 mm (0.4 in)	25	20 of 100 (Routine)
2020-04-15	Kvikne I Osterdal	Record daily precipitation	15.6 mm (0.6 in)	7.1 mm (0.28 in)	29	20 of 100 (Routine)
2020-04-15	Boverdal	Record daily precipitation	7.5 mm (0.30 in)	0.6 mm (0.02 in)	98	20 of 100 (Routine)
2020-04-15	Maristova	Record daily precipitation	20.0 mm (0.8 in)	10.6 mm (0.4 in)	33	20 of 100 (Routine)
2020-04-15	Trondheim - Voll	Record daily precipitation	19.8 mm (0.8 in)	4.4 mm (0.17 in)	76	20 of 100 (Routine)
2020-04-15	Vaernes	Record daily precipitation	24.3 mm (1.0 in)	11.3 mm (0.4 in)	60	20 of 100 (Routine)
2020-04-15	Leinstrand	Record daily precipitation	21.5 mm (0.8 in)	9.9 mm (0.39 in)	46	20 of 100 (Routine)
2020-04-16	Kjobli I Snaasa	Record daily precipitation	19.8 mm (0.8 in)	1.4 mm (0.06 in)	86	20 of 100 (Routine)
2020-04-16	Gdov	Record daily precipitation	16.0 mm (0.6 in)	10.1 mm (0.4 in)	25	20 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 102 records the event counts. The counts above use the full total.

Related Headlines

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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 2026-10-12. Events are found by this site from station records and are not official designations. Records are provisional until reprocessed.

Date	Records
2020-04-11	13
2020-04-12	12
2020-04-13	2
2020-04-14	13
2020-04-15	57
2020-04-16	5

Margin (mm)	Years the old record stood
33	36
24	39
30	60
11	60
8	31
6	93
11	33
10	25
18	63
4	76
10	46
15	29
1	98
7	29
11	25
9	59
1	86
6	18
19	36
6	51
8	39
5	23
11	2
8	19
7	60
4	59
3	29
26	5
20	5
3	42
4	42
7	31
8	29
18	13
7	7
8	10
2	55
11	29
6	10
2	23
7	23
10	29
8	33
1	57
1	50
6	7
3	36
4	32
3	31
10	15
4	29
2	39
7	33
3	32
7	8
3	33
2	42
2	31
4	19
4	21
2	39
3	19
0	33
4	33
4	36
3	19
3	21
1	29
4	36
3	31
3	33
2	36
4	14
3	38
1	39
7	14
1	36
3	7
5	10
2	32
0	28
1	32
1	36
1	29
2	21
1	19
2	14
1	21
0	21
6	5
1	8
3	7
0	25
0	19
1	21
2	5
0	17
1	18
0	9
1	12
2	3
0	19

Margin (mm)	Years the old record stood
33	36
24	39
30	60
11	60
8	31
6	93
11	33
10	25
18	63
4	76
10	46
15	29
1	98
7	29
11	25
9	59
1	86
6	18
19	36
6	51
8	39
5	23
11	2
8	19
7	60
4	59
3	29
26	5
20	5
3	42
4	42
7	31
8	29
18	13
7	7
8	10
2	55
11	29
6	10
2	23
7	23
10	29
8	33
1	57
1	50
6	7
3	36
4	32
3	31
10	15
4	29
2	39
7	33
3	32
7	8
3	33
2	42
2	31
4	19
4	21
2	39
3	19
0	33
4	33
4	36
3	19
3	21
1	29
4	36
3	31
3	33
2	36
4	14
3	38
1	39
7	14
1	36
3	7
5	10
2	32
0	28
1	32
1	36
1	29
2	21
1	19
2	14
1	21
0	21
6	5
1	8
3	7
0	25
0	19
1	21
2	5
0	17
1	18
0	9
1	12
2	3
0	19

Margin (mm)	Years the old record stood
33	36
24	39
30	60
11	60
8	31
6	93
11	33
10	25
18	63
4	76
10	46
15	29
1	98
7	29
11	25
9	59
1	86
6	18
19	36
6	51
8	39
5	23
11	2
8	19
7	60
4	59
3	29
26	5
20	5
3	42
4	42
7	31
8	29
18	13
7	7
8	10
2	55
11	29
6	10
2	23
7	23
10	29
8	33
1	57
1	50
6	7
3	36
4	32
3	31
10	15
4	29
2	39
7	33
3	32
7	8
3	33
2	42
2	31
4	19
4	21
2	39
3	19
0	33
4	33
4	36
3	19
3	21
1	29
4	36
3	31
3	33
2	36
4	14
3	38
1	39
7	14
1	36
3	7
5	10
2	32
0	28
1	32
1	36
1	29
2	21
1	19
2	14
1	21
0	21
6	5
1	8
3	7
0	25
0	19
1	21
2	5
0	17
1	18
0	9
1	12
2	3
0	19