Heat Advisory
2026-07-20T20:00:00-05:00

* WHAT...For the Heat Advisory, heat index values up to 109 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 113 possible. * WHERE...Portions of northwest and west central Arkansas and east central, northeast, and southeast Oklahoma. * WHEN...For the Heat Advisory, from 1 PM to 8 PM CDT Monday. For the Extreme Heat Watch, from Tuesday afternoon through Tuesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. Heat related illnesses are possible especially impacting those not acclimated to the conditions or those performing strenuous activities.

Little Haikey Creek At 101st St South At Tulsa, Ok 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 39.73
01-02 2.47
01-03 1.69
01-04 8.3
01-05 2.38
01-06 2.24
01-07 2.41
01-08 2.39
01-09 3.6
01-10 2.75
01-11 3.83
01-12 12.02
01-13 4.36
01-14 2.55
01-15 1.38
01-16 1.39
01-17 8.58
01-18 3.83
01-19 11.54
01-20 1.72
01-21 1.61
01-22 1.62
01-23 1.53
01-24 1.76
01-25 2.89
01-26 2.04
01-27 4.43
01-28 2.14
01-29 2.54
01-30 4.92
01-31 1.84
02-01 2.33
02-02 1.53
02-03 1.69
02-04 5.54
02-05 2.08
02-06 2.2
02-07 4.14
02-08 6.29
02-09 5.17
02-10 2.01
02-11 1.87
02-12 2.94
02-13 4.14
02-14 1.54
02-15 1.65
02-16 2.9
02-17 2.21
02-18 2.49
02-19 1.36
02-20 1.67
02-21 3.7
02-22 3.12
02-23 2.13
02-24 5.1
02-25 1.45
02-26 13.83
02-27 3.93
02-28 1.48
02-29 1.58
03-01 30.44
03-02 2.24
03-03 5.47
03-04 1.2
03-05 2.19
03-06 1.48
03-07 4.56
03-08 30.82
03-09 15.56
03-10 6.06
03-11 2.04
03-12 2.13
03-13 2.02
03-14 14.93
03-15 3.05
03-16 1.83
03-17 2.6
03-18 64.26
03-19 3.24
03-20 9.61
03-21 1.84
03-22 5.43
03-23 4.14
03-24 20.2
03-25 6.62
03-26 18.89
03-27 15.22
03-28 2.15
03-29 2.02
03-30 9.18
03-31 3.35
04-01 1.77
04-02 9.32
04-03 3.26
04-04 17.97
04-05 3.4
04-06 2.54
04-07 4.95
04-08 1.7
04-09 1.37
04-10 1.76
04-11 2.62
04-12 15.48
04-13 1.56
04-14 9.05
04-15 8.84
04-16 1.78
04-17 6.76
04-18 10.61
04-19 6.27
04-20 38.91
04-21 3.82
04-22 4.87
04-23 2.59
04-24 42.67
04-25 3.25
04-26 3.89
04-27 29.86
04-28 20.81
04-29 5.04
04-30 55.78
05-01 6.65
05-02 3.67
05-03 4.39
05-04 4.79
05-05 70.33
05-06 3.82
05-07 3.59
05-08 25.37
05-09 85.66
05-10 5.59
05-11 10.02
05-12 4.86
05-13 7.3
05-14 10.12
05-15 3.77
05-16 7.92
05-17 20.76
05-18 3.34
05-19 6.56
05-20 35.05
05-21 12.63
05-22 13.05
05-23 2.81
05-24 180.72
05-25 71.34
05-26 14.35
05-27 7.96
05-28 4.73
05-29 4.65
05-30 6.41
05-31 7.2
06-01 2.92
06-02 1.56
06-03 15.98
06-04 3.12
06-05 2.39
06-06 8.19
06-07 4.04
06-08 2.84
06-09 2.92
06-10 1.91
06-11 2.32
06-12 1.6
06-13 2.11
06-14 10.15
06-15 53.29
06-16 2.52
06-17 5.73
06-18 53.94
06-19 5.28
06-20 2.34
06-21 1.55
06-22 1.47
06-23 1.49
06-24 2.45
06-25 2.44
06-26 1.9
06-27 3.91
06-28 2.15
06-29 22.55
06-30 30.7
07-01 1.65
07-02 2.48
07-03 2.13
07-04 7.59
07-05 3.24
07-06 1.47
07-07 2.0
07-08 25.75
07-09 2.62
07-10 2.24
07-11 3.14
07-12 19.12
07-13 2.32
07-14 1.26
07-15 2.56
07-16 1.34
07-17 1.55
07-18 17.31
07-19 1.07
07-20 5.54
07-21 9.17
07-22 6.05
07-23 4.68
07-24 1.08
07-25 1.08
07-26 0.73
07-27 1.7
07-28 1.16
07-29 8.93
07-30 0.98
07-31 6.19
08-01 0.84
08-02 1.39
08-03 0.66
08-04 1.3
08-05 0.6
08-06 3.07
08-07 1.27
08-08 1.18
08-09 1.15
08-10 1.56
08-11 1.89
08-12 3.45
08-13 1.37
08-14 13.87
08-15 0.92
08-16 1.51
08-17 12.31
08-18 0.77
08-19 1.0
08-20 1.28
08-21 0.82
08-22 0.73
08-23 56.16
08-24 1.48
08-25 0.83
08-26 14.72
08-27 1.32
08-28 0.94
08-29 1.03
08-30 1.13
08-31 0.73
09-01 1.6
09-02 2.4
09-03 0.64
09-04 0.51
09-05 0.77
09-06 0.49
09-07 0.6
09-08 0.49
09-09 11.23
09-10 5.95
09-11 1.01
09-12 2.2
09-13 2.35
09-14 2.44
09-15 1.1
09-16 0.87
09-17 1.21
09-18 21.24
09-19 0.91
09-20 2.01
09-21 3.08
09-22 1.7
09-23 4.64
09-24 28.28
09-25 1.33
09-26 40.06
09-27 1.47
09-28 1.67
09-29 1.48
09-30 4.44
10-01 1.11
10-02 0.77
10-03 1.33
10-04 0.86
10-05 2.78
10-06 1.29
10-07 25.59
10-08 0.98
10-09 0.81
10-10 1.31
10-11 3.19
10-12 0.94
10-13 0.88
10-14 7.87
10-15 12.0
10-16 0.92
10-17 0.75
10-18 0.71
10-19 1.25
10-20 1.42
10-21 4.63
10-22 8.45
10-23 9.43
10-24 2.38
10-25 43.61
10-26 6.58
10-27 2.57
10-28 2.32
10-29 2.62
10-30 7.75
10-31 6.98
11-01 1.69
11-02 2.97
11-03 4.6
11-04 3.1
11-05 1.35
11-06 2.87
11-07 15.9
11-08 26.77
11-09 3.82
11-10 2.14
11-11 4.36
11-12 2.21
11-13 1.47
11-14 1.7
11-15 2.01
11-16 1.6
11-17 6.75
11-18 1.53
11-19 1.89
11-20 2.04
11-21 8.42
11-22 21.97
11-23 1.73
11-24 42.15
11-25 2.39
11-26 1.27
11-27 16.4
11-28 1.4
11-29 3.27
11-30 4.15
12-01 4.7
12-02 0.96
12-03 1.29
12-04 2.56
12-05 1.11
12-06 1.81
12-07 0.81
12-08 2.31
12-09 0.71
12-10 6.97
12-11 0.8
12-12 0.94
12-13 1.7
12-14 4.12
12-15 3.41
12-16 2.36
12-17 1.23
12-18 2.07
12-19 1.18
12-20 14.14
12-21 1.6
12-22 3.67
12-23 1.8
12-24 1.11
12-25 2.97
12-26 0.98
12-27 87.37
12-28 5.47
12-29 2.16
12-30 2.74
12-31 4.45

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index