Overview Realtime Historical Map View
Extreme Heat Warning
2026-08-09T20:00:00-07:00

* WHAT...Dangerously hot and humid conditions. Afternoon temperatures 110 to 118 degrees. Major Heat Risk. * WHERE...Imperial County, including the Imperial Valley and El Centro. * WHEN...Until 8 PM PDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. Overexposure can cause heat cramps and heat exhaustion to develop and, without intervention, can lead to heat stroke.

Reservation Main Canal Near Yuma, Az 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 4.73
01-02 16.18
01-03 29.51
01-04 35.45
01-05 23.92
01-06 24.66
01-07 32.91
01-08 32.37
01-09 21.28
01-10 28.66
01-11 23.02
01-12 26.01
01-13 27.41
01-14 34.93
01-15 27.09
01-16 23.44
01-17 24.79
01-18 26.49
01-19 29.0
01-20 32.69
01-21 26.36
01-22 20.44
01-23 31.93
01-24 26.89
01-25 26.17
01-26 24.56
01-27 17.0
01-28 23.65
01-29 20.74
01-30 27.45
01-31 26.0
02-01 20.61
02-02 23.64
02-03 21.1
02-04 30.25
02-05 25.17
02-06 28.56
02-07 38.99
02-08 28.09
02-09 28.15
02-10 30.81
02-11 42.27
02-12 38.07
02-13 38.03
02-14 36.68
02-15 29.17
02-16 37.45
02-17 34.65
02-18 34.05
02-19 26.14
02-20 35.4
02-21 33.82
02-22 36.07
02-23 36.01
02-24 38.48
02-25 41.1
02-26 39.44
02-27 43.72
02-28 44.2
02-29 46.74
03-01 58.22
03-02 49.63
03-03 49.99
03-04 55.91
03-05 38.01
03-06 37.38
03-07 46.31
03-08 63.95
03-09 59.23
03-10 48.37
03-11 49.43
03-12 46.75
03-13 56.59
03-14 54.84
03-15 68.23
03-16 68.66
03-17 73.72
03-18 69.6
03-19 70.59
03-20 71.12
03-21 79.66
03-22 83.88
03-23 76.04
03-24 86.42
03-25 78.64
03-26 80.82
03-27 90.16
03-28 99.04
03-29 95.84
03-30 95.55
03-31 75.15
04-01 65.03
04-02 76.89
04-03 80.21
04-04 84.63
04-05 94.68
04-06 85.17
04-07 82.87
04-08 70.07
04-09 66.28
04-10 82.02
04-11 95.68
04-12 99.4
04-13 96.73
04-14 108.92
04-15 92.88
04-16 82.58
04-17 81.68
04-18 89.55
04-19 74.99
04-20 78.79
04-21 89.42
04-22 82.67
04-23 76.84
04-24 67.59
04-25 76.98
04-26 85.05
04-27 92.46
04-28 85.14
04-29 73.64
04-30 74.73
05-01 94.13
05-02 99.28
05-03 105.43
05-04 109.29
05-05 98.26
05-06 85.67
05-07 79.83
05-08 81.08
05-09 79.03
05-10 66.17
05-11 68.46
05-12 77.71
05-13 86.31
05-14 81.43
05-15 84.19
05-16 87.17
05-17 79.04
05-18 76.19
05-19 71.55
05-20 60.96
05-21 56.2
05-22 53.99
05-23 61.73
05-24 61.21
05-25 58.64
05-26 56.92
05-27 47.29
05-28 46.88
05-29 44.34
05-30 46.13
05-31 54.78
06-01 46.18
06-02 59.66
06-03 38.64
06-04 39.11
06-05 40.0
06-06 46.53
06-07 60.58
06-08 42.47
06-09 56.56
06-10 55.14
06-11 49.23
06-12 57.11
06-13 52.23
06-14 66.78
06-15 66.58
06-16 62.15
06-17 53.5
06-18 51.61
06-19 59.37
06-20 61.37
06-21 65.15
06-22 66.46
06-23 76.66
06-24 54.05
06-25 48.07
06-26 58.73
06-27 61.41
06-28 78.23
06-29 68.17
06-30 59.75
07-01 45.38
07-02 41.26
07-03 53.81
07-04 53.2
07-05 54.79
07-06 55.15
07-07 50.51
07-08 55.75
07-09 55.55
07-10 61.51
07-11 61.63
07-12 53.4
07-13 48.38
07-14 51.76
07-15 42.02
07-16 39.43
07-17 33.79
07-18 38.99
07-19 50.23
07-20 34.89
07-21 52.67
07-22 41.9
07-23 35.96
07-24 28.43
07-25 25.91
07-26 32.0
07-27 38.31
07-28 46.49
07-29 34.06
07-30 33.79
07-31 30.51
08-01 49.06
08-02 59.66
08-03 60.88
08-04 64.9
08-05 58.22
08-06 66.55
08-07 56.78
08-08 64.26
08-09 69.67
08-10 79.06
08-11 66.85
08-12 57.07
08-13 55.54
08-14 57.4
08-15 58.9
08-16 77.17
08-17 78.59
08-18 66.94
08-19 51.32
08-20 38.79
08-21 30.99
08-22 38.27
08-23 42.97
08-24 56.15
08-25 48.83
08-26 61.52
08-27 47.78
08-28 53.4
08-29 54.14
08-30 54.64
08-31 58.05
09-01 65.69
09-02 53.18
09-03 61.4
09-04 50.11
09-05 55.21
09-06 52.5
09-07 52.09
09-08 55.85
09-09 53.2
09-10 40.27
09-11 49.09
09-12 44.65
09-13 54.0
09-14 45.67
09-15 52.63
09-16 47.89
09-17 51.93
09-18 54.18
09-19 46.6
09-20 62.91
09-21 71.87
09-22 50.92
09-23 44.29
09-24 45.11
09-25 36.43
09-26 34.26
09-27 42.46
09-28 48.22
09-29 59.93
09-30 46.0
10-01 41.55
10-02 37.17
10-03 42.54
10-04 39.4
10-05 40.34
10-06 42.04
10-07 39.71
10-08 48.98
10-09 40.65
10-10 44.91
10-11 61.76
10-12 51.48
10-13 52.16
10-14 41.27
10-15 50.1
10-16 52.95
10-17 53.54
10-18 63.04
10-19 56.83
10-20 56.0
10-21 56.53
10-22 52.88
10-23 60.39
10-24 51.38
10-25 61.77
10-26 54.07
10-27 55.67
10-28 52.4
10-29 51.09
10-30 54.45
10-31 50.68
11-01 52.62
11-02 62.33
11-03 62.76
11-04 61.35
11-05 50.22
11-06 63.57
11-07 58.78
11-08 55.44
11-09 55.38
11-10 53.19
11-11 59.62
11-12 54.91
11-13 49.1
11-14 50.39
11-15 48.64
11-16 46.52
11-17 42.79
11-18 46.29
11-19 43.79
11-20 41.22
11-21 35.68
11-22 33.88
11-23 34.77
11-24 39.1
11-25 27.38
11-26 32.54
11-27 27.22
11-28 33.4
11-29 34.4
11-30 38.33
12-01 36.08
12-02 31.84
12-03 34.91
12-04 30.58
12-05 37.46
12-06 32.28
12-07 26.02
12-08 37.9
12-09 34.29
12-10 24.4
12-11 28.74
12-12 19.21
12-13 24.6
12-14 39.39
12-15 31.27
12-16 26.19
12-17 37.49
12-18 32.6
12-19 33.92
12-20 41.33
12-21 38.85
12-22 43.29
12-23 32.52
12-24 24.66
12-25 4.53
12-26 5.06
12-27 22.9
12-28 28.3
12-29 27.94
12-30 25.68
12-31 31.82

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index