Built 2026-10-19 (19 October 2026)

Cold outbreak in United States and Mexico, 6 February to 5 March 2021

Cold outbreak in United States and Mexico, 6 February to 5 March 2021: 12,118 records at 2,348 stations, peak on 14 February 2021. Closed.

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

Key Facts

  • Cold outbreak in United States and Mexico, 6 February to 5 March 2021 set or tied 12,118 station records at 2,348 stations.
  • It ran from 6 February 2021 to 5 March 2021 (28 days) and its peak day was 14 February 2021.
  • Status: closed.
  • Fairbury 7S set an all-time record low minimum temperature of -41.1 C (-42.0 F) on 16 February 2021.
  • The busiest day was 14 February 2021 with 2,073 records.
  • The oldest broken record in the ranked list had stood for 145 years.

Footprint

6 February to 5 March 2021
Footprint of Cold outbreak in United States and Mexico, 6 February to 5 March 2021 The area covered by Cold outbreak in United States and Mexico, 6 February to 5 March 2021 is outlined, with 20 of the stations that set records marked, coloured by record type.
The area covered by Cold outbreak in United States and Mexico, 6 February to 5 March 2021 is outlined, with 20 of the stations that set records marked, coloured by record type. Made with Natural Earth.
Footprint of Cold outbreak in United States and Mexico, 6 February to 5 March 2021: stations that set records in the event
StationTypeValueDate
Fairbury 7SRecord low minimum temperature-41.1 C (-42.0 F)2021-02-16
Tyler Pounds FldRecord low minimum temperature-21.0 C (-5.8 F)2021-02-16
KingmanRecord low minimum temperature-30.0 C (-22.0 F)2021-02-16
JeffersonRecord low maximum temperature-8.9 C (16.0 F)2021-02-16
Elephant Butte DamRecord low maximum temperature-4.4 C (24.1 F)2021-02-15
MarshallRecord low minimum temperature-25.0 C (-13.0 F)2021-02-16
Healdton 3 ERecord low minimum temperature-27.2 C (-17.0 F)2021-02-16
WallaceRecord low minimum temperature-31.7 C (-25.1 F)2021-02-15
Genoa 2 WRecord low minimum temperature-36.7 C (-34.1 F)2021-02-15
Arkadelphia 2 NRecord low minimum temperature-20.6 C (-5.1 F)2021-02-16
Prescott 2 NNWRecord low minimum temperature-22.8 C (-9.0 F)2021-02-16
Nevada WtpRecord low maximum temperature-17.8 C (0.0 F)2021-02-16
SuperiorRecord low minimum temperature-36.1 C (-33.0 F)2021-02-16
HuntsvilleRecord low maximum temperature-10.6 C (12.9 F)2021-02-16
BottineauRecord low minimum temperature-46.1 C (-51.0 F)2021-02-13
Lamar 7NRecord low minimum temperature-30.6 C (-23.1 F)2021-02-16
OsceolaRecord low minimum temperature-35.0 C (-31.0 F)2021-02-16
AlbanyRecord low maximum temperature-11.1 C (12.0 F)2021-02-16
Howard 2SERecord low minimum temperature-27.8 C (-18.0 F)2021-02-17
Rocky Ford 2 SERecord low maximum temperature-20.6 C (-5.1 F)2021-02-15

Records per Day

Peak day 2,073
Records per day during Cold outbreak in United States and Mexico, 6 February to 5 March 2021 Records set or tied each day from 6 February 2021 to 5 March 2021. The most in one day was 2,073 on 14 February 2021. 0 625 1,250 1,875 2,500 02-0602-0902-1202-1502-1802-2102-2402-2703-0203-05
Records set or tied each day from 6 February 2021 to 5 March 2021. The most in one day was 2,073 on 14 February 2021.
Records per day during Cold outbreak in United States and Mexico, 6 February to 5 March 2021
DateRecords
2021-02-0624
2021-02-07131
2021-02-08226
2021-02-09190
2021-02-10284
2021-02-11609
2021-02-121,045
2021-02-131,589
2021-02-142,073
2021-02-151,957
2021-02-161,479
2021-02-17950
2021-02-18505
2021-02-19402
2021-02-20320
2021-02-21119
2021-02-2219
2021-02-231
2021-02-249
2021-02-2538
2021-02-2613
2021-02-2728
2021-02-2863
2021-03-0124
2021-03-0213
2021-03-035
2021-03-041
2021-03-051

Top Records by Margin

Margin over the record replaced
Top records of Cold outbreak in United States and Mexico, 6 February to 5 March 2021 ranked by margin
Lamar 7N, 02-1612.8 C (23.0 F)
Elephant Butte Dam, 02-1512.7 C (22.9 F)
Arkadelphia 2 N, 02-1612.3 C (22.1 F)
Fairbury 7S, 02-163.9 C (7.0 F)
Tyler Pounds Fld, 02-163.2 C (5.8 F)
Kingman, 02-162.8 C (5.0 F)
Jefferson, 02-162.8 C (5.0 F)
Rocky Ford 2 SE, 02-152.3 C (4.1 F)
Marshall, 02-162.2 C (4.0 F)
Healdton 3 E, 02-161.6 C (2.9 F)
Huntsville, 02-161.2 C (2.2 F)
Prescott 2 NNW, 02-161.1 C (2.0 F)
Nevada Wtp, 02-161.1 C (2.0 F)
Genoa 2 W, 02-151.1 C (2.0 F)
Superior, 02-161.1 C (2.0 F)

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 Cold outbreak in United States and Mexico, 6 February to 5 March 2021 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. 0 38 75 113 150 0.05.010.015.020.0 Margin (C) Years the old record stood
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 Cold outbreak in United States and Mexico, 6 February to 5 March 2021
Margin (C)Years the old record stood
3.9116
3.2122
2.8109
2.8116
12.793
2.2122
1.6122
12.3112
1.1103
0.6116
1.1122
1.1116
1.1116
1.2103
0.6103
12.8118
0.6109
0.5128
0.5116
2.388
13.285
10.5116
1.788
8.8126
9.5112
5.0116
9.4101
11.786
10.0116
1.188
9.3112
9.3112
13.3126
10.0112
11.1120
12.892
0.588
9.5111
3.9126
9.5112
9.4107
8.3116
11.798
8.9112
10.6116
8.4118
9.5118
9.4118
10.0116
8.9112
8.9115
10.091
10.585
15.063
2.7110
8.3127
12.285
9.4112
2.8104
11.775
7.7112
7.8107
9.485
10.485
9.9125
7.3111
9.4101
11.178
8.9119
7.8118
8.9120
11.7118
8.3118
10.6126
9.4118
8.4112
7.8113
11.169
11.778
7.3112
8.898
2.3116
7.7112
7.8111
4.960
2.1116
1.7104
7.8118
8.3119
8.3116
8.3112
8.9120
8.9118
11.179
8.9145
8.9120
1.7104
10.0107
1.6116
10.0105
1.7104
7.7116
1.7122
1.7116
2.2116
1.6116
1.6116
8.8112
1.6103
8.9118
1.7116
10.579
18.958
10.685
7.7121
7.2118
8.498
7.2112
7.2118
7.2118
1.7116
1.172
6.1112
7.2118
7.2116
7.392
8.985
6.6110
7.2112
3.270
8.885
7.1112
1.1116
6.6101
8.3116
1.1116
8.3116
7.8118
9.585
6.7118
6.7118
7.2125
8.9116
8.4101
1.1122
10.085
1.1116
8.9111
1.1116
1.1116
8.8118
6.7116
6.1112
6.7121
8.3101
5.6116
7.8120
8.9125
12.289
7.8112
10.673
6.6118
7.2118
0.570
10.685
8.9112
0.672
7.8116
6.7112
1.1117
0.572
6.6125
13.969
6.1112
6.1103
6.7111
0.5122
7.7120
3.488
6.7116
6.1120
2.359
6.1113
10.085
0.6122
2.259
0.5126
7.8118
6.7120
7.2101
7.2101
7.3116
7.2120
7.2120
0.5116
0.5126
0.6104
8.4117
6.6112
6.1112

Compared With Other Events

Station records per event
Station records in Cold outbreak in United States and Mexico, 6 February to 5 March 2021 compared with similar events
Cold outbreak in United States and Mexico, 6 February to 5 March 2021 (this event)12,118 records
Cold outbreak in United States and Mexico, 13 October to 5 November 20209,841 records
Cold outbreak in United States and Mexico, 23 December 2017 to 8 January 20188,263 records
Cold outbreak in United States and Mexico, 3 to 23 January 20247,675 records
Cold outbreak in United States, 15 January to 10 February 20265,568 records
Cold outbreak in United States and Mexico, 13 February to 2 March 20225,063 records

Every Record Set

20 of 12,118
Every record set or tied during Cold outbreak in United States and Mexico, 6 February to 5 March 2021, in date order
DateStationRecordValueMarginYears stoodSignificance
2021-02-13BottineauRecord low minimum temperature-46.1 C (-51.0 F)0.5 C (0.9 F)12860 of 100 (Major)
2021-02-15Elephant Butte DamRecord low maximum temperature-4.4 C (24.1 F)12.7 C (22.9 F)9363 of 100 (Major)
2021-02-15WallaceRecord low minimum temperature-31.7 C (-25.1 F)0.6 C (1.1 F)11661 of 100 (Major)
2021-02-15Genoa 2 WRecord low minimum temperature-36.7 C (-34.1 F)1.1 C (2.0 F)11661 of 100 (Major)
2021-02-15Rocky Ford 2 SERecord low maximum temperature-20.6 C (-5.1 F)2.3 C (4.1 F)8859 of 100 (Notable)
2021-02-16Fairbury 7SRecord low minimum temperature-41.1 C (-42.0 F)3.9 C (7.0 F)11665 of 100 (Major)
2021-02-16Tyler Pounds FldRecord low minimum temperature-21.0 C (-5.8 F)3.2 C (5.8 F)12265 of 100 (Major)
2021-02-16KingmanRecord low minimum temperature-30.0 C (-22.0 F)2.8 C (5.0 F)10964 of 100 (Major)
2021-02-16JeffersonRecord low maximum temperature-8.9 C (16.0 F)2.8 C (5.0 F)11664 of 100 (Major)
2021-02-16MarshallRecord low minimum temperature-25.0 C (-13.0 F)2.2 C (4.0 F)12263 of 100 (Major)
2021-02-16Healdton 3 ERecord low minimum temperature-27.2 C (-17.0 F)1.6 C (2.9 F)12262 of 100 (Major)
2021-02-16Arkadelphia 2 NRecord low minimum temperature-20.6 C (-5.1 F)12.3 C (22.1 F)11261 of 100 (Major)
2021-02-16Prescott 2 NNWRecord low minimum temperature-22.8 C (-9.0 F)1.1 C (2.0 F)10361 of 100 (Major)
2021-02-16Nevada WtpRecord low maximum temperature-17.8 C (0.0 F)1.1 C (2.0 F)12261 of 100 (Major)
2021-02-16SuperiorRecord low minimum temperature-36.1 C (-33.0 F)1.1 C (2.0 F)11661 of 100 (Major)
2021-02-16HuntsvilleRecord low maximum temperature-10.6 C (12.9 F)1.2 C (2.2 F)10361 of 100 (Major)
2021-02-16Lamar 7NRecord low minimum temperature-30.6 C (-23.1 F)12.8 C (23.0 F)11860 of 100 (Major)
2021-02-16OsceolaRecord low minimum temperature-35.0 C (-31.0 F)0.6 C (1.1 F)10960 of 100 (Major)
2021-02-16AlbanyRecord low maximum temperature-11.1 C (12.0 F)0.5 C (0.9 F)11660 of 100 (Major)
2021-02-17Howard 2SERecord low minimum temperature-27.8 C (-18.0 F)0.6 C (1.1 F)10360 of 100 (Major)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 12,118 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.