Overview Realtime Historical Map View
Flood Watch
2026-11-02T11:00:00-07:00

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of southwest Colorado, including the following areas, Animas River Basin, Four Corners/Upper Dolores River, San Juan River Basin and Southwest San Juan Mountains and southeast Utah, including the following areas, Canyonlands/Natural Bridges, La Sal and Abajo Mountains and Southeast Utah. * WHEN...From late Saturday night through Monday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, recently burned areas, and other low-lying and flood-prone locations. Low-water crossings may be flooded. Storm drains and ditches may become clogged with debris. * ADDITIONAL DETAILS... - 1 to 3 inches of rain is expected across portions of southeast Utah and southwest Colorado from Sunday morning through Monday morning over soils that are still saturated from recent rainfall and flooding. - http://www.weather.gov/safety/flood

La Plata River At Hesperus, 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 2010
01-01 16.6
01-02 19.01
01-03 15.4
01-04 12.34
01-05 11.63
01-06 11.22
01-07 12.98
01-08 13.35
01-09 12.68
01-10 11.52
01-11 9.49
01-12 14.2
01-13 13.9
01-14 10.24
01-15 11.6
01-16 10.63
01-17 8.48
01-18 11.82
01-19 7.55
01-20 7.46
01-21 10.04
01-22 9.94
01-23 12.66
01-24 13.75
01-25 12.78
01-26 12.75
01-27 13.83
01-28 14.01
01-29 12.1
01-30 9.05
01-31 8.48
02-01 6.95
02-02 9.29
02-03 11.52
02-04 14.53
02-05 13.59
02-06 12.39
02-07 14.99
02-08 11.3
02-09 8.03
02-10 8.6
02-11 9.36
02-12 7.87
02-13 7.27
02-14 9.74
02-15 8.81
02-16 9.89
02-17 7.54
02-18 11.66
02-19 12.84
02-20 8.29
02-21 11.51
02-22 13.38
02-23 12.78
02-24 8.33
02-25 9.63
02-26 15.66
02-27 17.31
02-28 14.28
02-29 10.7
03-01 9.73
03-02 8.7
03-03 9.99
03-04 10.2
03-05 9.49
03-06 10.16
03-07 10.52
03-08 9.47
03-09 10.65
03-10 11.22
03-11 11.34
03-12 12.85
03-13 12.7
03-14 13.88
03-15 15.42
03-16 18.81
03-17 23.18
03-18 25.39
03-19 27.88
03-20 27.99
03-21 28.93
03-22 27.53
03-23 27.76
03-24 28.4
03-25 29.31
03-26 30.9
03-27 32.56
03-28 35.35
03-29 38.35
03-30 34.99
03-31 35.86
04-01 36.53
04-02 34.2
04-03 32.19
04-04 29.7
04-05 29.51
04-06 32.21
04-07 36.89
04-08 40.52
04-09 40.63
04-10 46.97
04-11 48.78
04-12 57.16
04-13 56.89
04-14 58.19
04-15 58.86
04-16 59.35
04-17 67.35
04-18 70.76
04-19 76.68
04-20 72.61
04-21 68.61
04-22 73.87
04-23 81.83
04-24 72.34
04-25 73.22
04-26 78.45
04-27 75.21
04-28 69.66
04-29 79.19
04-30 73.87
05-01 82.18
05-02 82.28
05-03 92.44
05-04 84.07
05-05 88.23
05-06 96.54
05-07 96.11
05-08 92.98
05-09 98.06
05-10 102.14
05-11 86.81
05-12 78.14
05-13 84.01
05-14 89.63
05-15 105.04
05-16 120.29
05-17 138.85
05-18 113.51
05-19 82.42
05-20 95.03
05-21 97.96
05-22 100.36
05-23 98.36
05-24 101.9
05-25 102.4
05-26 104.02
05-27 107.29
05-28 110.33
05-29 119.17
05-30 121.7
05-31 117.15
06-01 117.96
06-02 114.13
06-03 129.14
06-04 125.72
06-05 140.58
06-06 140.72
06-07 158.05
06-08 136.83
06-09 129.01
06-10 108.39
06-11 120.73
06-12 109.92
06-13 77.0
06-14 101.27
06-15 95.74
06-16 64.83
06-17 83.44
06-18 81.64
06-19 87.04
06-20 78.99
06-21 75.38
06-22 65.42
06-23 61.07
06-24 54.64
06-25 35.13
06-26 49.37
06-27 32.58
06-28 49.76
06-29 47.56
06-30 46.03
07-01 46.75
07-02 39.08
07-03 36.76
07-04 21.48
07-05 32.24
07-06 35.15
07-07 31.08
07-08 23.46
07-09 29.07
07-10 26.71
07-11 23.2
07-12 23.67
07-13 27.49
07-14 18.3
07-15 23.22
07-16 16.9
07-17 18.8
07-18 18.11
07-19 16.26
07-20 16.6
07-21 12.64
07-22 15.09
07-23 13.45
07-24 14.79
07-25 14.7
07-26 17.36
07-27 17.27
07-28 16.0
07-29 23.79
07-30 25.51
07-31 23.4
08-01 20.02
08-02 24.3
08-03 22.87
08-04 17.62
08-05 23.21
08-06 17.99
08-07 16.57
08-08 17.63
08-09 14.2
08-10 12.68
08-11 10.41
08-12 11.15
08-13 10.92
08-14 11.72
08-15 10.68
08-16 9.21
08-17 9.46
08-18 8.48
08-19 9.47
08-20 9.45
08-21 8.37
08-22 9.15
08-23 9.85
08-24 9.69
08-25 8.92
08-26 11.19
08-27 11.82
08-28 10.23
08-29 9.5
08-30 8.35
08-31 8.81
09-01 8.03
09-02 8.82
09-03 8.42
09-04 8.41
09-05 7.81
09-06 7.61
09-07 7.56
09-08 7.27
09-09 7.73
09-10 9.1
09-11 15.31
09-12 11.99
09-13 17.05
09-14 13.31
09-15 14.19
09-16 12.47
09-17 10.28
09-18 19.15
09-19 14.97
09-20 11.7
09-21 12.62
09-22 16.38
09-23 17.99
09-24 15.95
09-25 14.78
09-26 18.38
09-27 15.58
09-28 16.59
09-29 29.65
09-30 22.16
10-01 28.69
10-02 20.4
10-03 17.93
10-04 16.67
10-05 15.81
10-06 14.74
10-07 13.76
10-08 13.5
10-09 12.73
10-10 12.99
10-11 26.33
10-12 14.44
10-13 19.28
10-14 26.42
10-15 42.44
10-16 27.89
10-17 21.51
10-18 19.74
10-19 19.16
10-20 19.03
10-21 16.18
10-22 31.77
10-23 61.44
10-24 34.07
10-25 29.51
10-26 23.73
10-27 22.64
10-28 18.46
10-29 18.18
10-30 17.07
10-31 9.82
11-01 10.3
11-02 9.55
11-03 10.15
11-04 9.67
11-05 9.66
11-06 10.15
11-07 9.18
11-08 9.62
11-09 9.43
11-10 9.2
11-11 9.41
11-12 8.82
11-13 8.33
11-14 8.03
11-15 8.31
11-16 8.32
11-17 8.29
11-18 7.45
11-19 7.82
11-20 7.24
11-21 7.66
11-22 7.49
11-23 7.66
11-24 7.99
11-25 7.37
11-26 7.5
11-27 7.4
11-28 6.84
11-29 6.93
11-30 8.44
12-01 8.42
12-02 7.36
12-03 8.01
12-04 6.69
12-05 6.99
12-06 6.93
12-07 7.06
12-08 7.39
12-09 7.23
12-10 9.82
12-11 10.66
12-12 9.53
12-13 6.68
12-14 6.95
12-15 7.42
12-16 8.4
12-17 8.45
12-18 7.93
12-19 9.37
12-20 7.23
12-21 7.62
12-22 7.78
12-23 7.17
12-24 8.78
12-25 8.34
12-26 9.84
12-27 11.52
12-28 12.82
12-29 13.06
12-30 12.27
12-31 11.43

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index