Overview Realtime Historical Map View
Heat Advisory
2026-08-10T19:00:00-06:00

* WHAT...High temperatures are expected around 105F. * WHERE...Otero, Bent, and Prowers Counties. * WHEN...Until 7 PM MDT this evening. * IMPACTS...Hot temperatures may cause heat illnesses.

Arkansas River At Lamar, Co. Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 22.59
01-02 23.25
01-03 22.7
01-04 21.23
01-05 22.69
01-06 22.79
01-07 22.18
01-08 22.58
01-09 21.93
01-10 22.82
01-11 22.88
01-12 22.79
01-13 22.89
01-14 22.63
01-15 22.17
01-16 22.8
01-17 24.18
01-18 24.4
01-19 24.54
01-20 25.37
01-21 23.91
01-22 23.31
01-23 24.02
01-24 22.99
01-25 22.18
01-26 19.71
01-27 20.19
01-28 21.28
01-29 21.78
01-30 21.16
01-31 20.5
02-01 20.16
02-02 20.47
02-03 21.31
02-04 20.87
02-05 20.98
02-06 22.49
02-07 22.31
02-08 23.05
02-09 22.95
02-10 21.3
02-11 20.55
02-12 20.97
02-13 20.68
02-14 21.21
02-15 21.81
02-16 22.84
02-17 22.31
02-18 21.94
02-19 21.08
02-20 20.07
02-21 20.37
02-22 20.98
02-23 22.08
02-24 21.43
02-25 18.4
02-26 18.17
02-27 19.93
02-28 19.48
02-29 20.0
03-01 17.89
03-02 20.05
03-03 19.84
03-04 18.0
03-05 18.09
03-06 16.56
03-07 16.29
03-08 16.64
03-09 17.04
03-10 15.63
03-11 17.08
03-12 16.44
03-13 15.45
03-14 17.59
03-15 16.86
03-16 15.09
03-17 14.71
03-18 15.02
03-19 13.21
03-20 13.17
03-21 12.14
03-22 11.97
03-23 13.8
03-24 12.51
03-25 12.43
03-26 11.3
03-27 13.57
03-28 12.95
03-29 12.82
03-30 10.0
03-31 9.7
04-01 11.37
04-02 12.47
04-03 14.27
04-04 23.68
04-05 15.41
04-06 14.65
04-07 16.11
04-08 16.86
04-09 21.82
04-10 22.13
04-11 21.25
04-12 23.23
04-13 24.81
04-14 22.94
04-15 27.22
04-16 19.37
04-17 60.42
04-18 70.28
04-19 65.46
04-20 67.56
04-21 76.62
04-22 67.86
04-23 70.18
04-24 66.42
04-25 75.35
04-26 39.48
04-27 36.47
04-28 33.99
04-29 35.59
04-30 38.64
05-01 39.83
05-02 41.4
05-03 56.83
05-04 46.99
05-05 46.89
05-06 35.44
05-07 29.93
05-08 39.74
05-09 32.37
05-10 34.0
05-11 62.56
05-12 40.01
05-13 31.87
05-14 28.51
05-15 26.14
05-16 26.89
05-17 31.09
05-18 28.74
05-19 35.82
05-20 32.28
05-21 27.48
05-22 25.43
05-23 24.93
05-24 25.7
05-25 32.91
05-26 35.15
05-27 30.31
05-28 35.05
05-29 33.2
05-30 31.79
05-31 53.42
06-01 39.63
06-02 42.35
06-03 48.42
06-04 50.07
06-05 42.19
06-06 42.41
06-07 64.12
06-08 114.99
06-09 144.13
06-10 150.53
06-11 152.95
06-12 139.38
06-13 134.72
06-14 135.2
06-15 141.43
06-16 196.32
06-17 215.81
06-18 244.87
06-19 196.4
06-20 216.87
06-21 211.0
06-22 228.05
06-23 235.74
06-24 251.75
06-25 231.36
06-26 223.7
06-27 219.54
06-28 294.46
06-29 302.99
06-30 304.16
07-01 329.79
07-02 318.55
07-03 317.61
07-04 343.22
07-05 316.59
07-06 311.76
07-07 408.39
07-08 335.79
07-09 356.87
07-10 320.89
07-11 313.48
07-12 267.51
07-13 320.59
07-14 429.1
07-15 411.29
07-16 402.98
07-17 357.16
07-18 369.4
07-19 389.2
07-20 390.95
07-21 434.35
07-22 507.13
07-23 374.99
07-24 400.82
07-25 388.95
07-26 338.91
07-27 392.95
07-28 333.44
07-29 310.99
07-30 263.16
07-31 394.11
08-01 283.63
08-02 255.01
08-03 269.47
08-04 256.61
08-05 260.32
08-06 242.04
08-07 226.08
08-08 188.79
08-09 174.91
08-10 151.71
08-11 175.59
08-12 161.19
08-13 146.03
08-14 121.58
08-15 116.41
08-16 81.38
08-17 90.66
08-18 97.91
08-19 123.38
08-20 124.8
08-21 121.92
08-22 129.32
08-23 113.24
08-24 106.85
08-25 66.86
08-26 63.23
08-27 69.29
08-28 57.99
08-29 64.96
08-30 71.82
08-31 50.8
09-01 60.39
09-02 58.99
09-03 60.27
09-04 60.15
09-05 53.93
09-06 49.69
09-07 62.21
09-08 51.01
09-09 56.93
09-10 54.54
09-11 40.65
09-12 39.95
09-13 41.34
09-14 35.51
09-15 33.78
09-16 30.76
09-17 23.23
09-18 28.57
09-19 29.8
09-20 26.67
09-21 28.8
09-22 35.72
09-23 34.88
09-24 40.0
09-25 31.42
09-26 24.38
09-27 23.26
09-28 23.54
09-29 30.07
09-30 47.05
10-01 31.96
10-02 31.94
10-03 23.91
10-04 21.6
10-05 25.74
10-06 34.89
10-07 41.82
10-08 52.51
10-09 46.62
10-10 29.24
10-11 24.66
10-12 20.34
10-13 18.0
10-14 28.04
10-15 35.12
10-16 33.52
10-17 23.39
10-18 21.49
10-19 18.54
10-20 16.04
10-21 15.73
10-22 17.77
10-23 17.09
10-24 14.52
10-25 15.78
10-26 16.36
10-27 16.98
10-28 19.23
10-29 22.71
10-30 22.56
10-31 34.3
11-01 44.77
11-02 35.98
11-03 30.49
11-04 29.17
11-05 25.93
11-06 25.25
11-07 24.19
11-08 22.79
11-09 26.52
11-10 25.5
11-11 25.52
11-12 25.76
11-13 26.62
11-14 27.99
11-15 27.92
11-16 27.17
11-17 26.29
11-18 23.55
11-19 23.2
11-20 23.38
11-21 27.37
11-22 27.39
11-23 26.08
11-24 25.6
11-25 25.32
11-26 27.39
11-27 27.64
11-28 25.98
11-29 27.77
11-30 28.88
12-01 28.51
12-02 26.33
12-03 27.79
12-04 27.69
12-05 27.37
12-06 25.91
12-07 27.53
12-08 27.67
12-09 27.26
12-10 26.81
12-11 26.47
12-12 26.82
12-13 26.39
12-14 25.62
12-15 25.97
12-16 25.81
12-17 25.52
12-18 25.01
12-19 25.87
12-20 24.18
12-21 24.88
12-22 25.98
12-23 25.07
12-24 25.12
12-25 26.12
12-26 25.78
12-27 23.13
12-28 23.31
12-29 21.18
12-30 22.77
12-31 23.32

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index