Overview Realtime Historical Map View
Heat Advisory
2026-07-15T20:00:00-05:00

* WHAT...Heat index values up to 95 to 100. * WHERE...Portage, Waushara, Wood, Calumet, Manitowoc, Winnebago, Brown, Outagamie, and Waupaca Counties. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Tomorrow River Near Nelsonville, Wi Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014
01-01 29.1
01-02 30.3
01-03 29.8
01-04 29.36
01-05 28.7
01-06 28.17
01-07 27.7
01-08 32.03
01-09 34.69
01-10 34.63
01-11 37.0
01-12 29.23
01-13 28.58
01-14 28.19
01-15 27.41
01-16 29.76
01-17 28.52
01-18 26.91
01-19 26.77
01-20 27.18
01-21 25.37
01-22 25.83
01-23 26.32
01-24 26.09
01-25 26.1
01-26 26.34
01-27 26.5
01-28 26.35
01-29 26.38
01-30 25.41
01-31 25.86
02-01 26.12
02-02 26.4
02-03 26.2
02-04 26.03
02-05 27.26
02-06 25.87
02-07 25.47
02-08 27.03
02-09 25.82
02-10 25.99
02-11 25.76
02-12 25.79
02-13 26.55
02-14 24.99
02-15 26.58
02-16 26.24
02-17 24.47
02-18 23.77
02-19 27.29
02-20 27.46
02-21 26.73
02-22 26.05
02-23 27.2
02-24 26.35
02-25 26.28
02-26 27.29
02-27 26.65
02-28 28.05
02-29 28.5
03-01 28.1
03-02 27.01
03-03 26.87
03-04 27.49
03-05 31.84
03-06 32.22
03-07 31.66
03-08 33.8
03-09 38.23
03-10 41.06
03-11 43.55
03-12 40.1
03-13 44.39
03-14 41.4
03-15 48.92
03-16 48.01
03-17 51.66
03-18 46.64
03-19 45.3
03-20 42.25
03-21 45.0
03-22 47.94
03-23 47.17
03-24 48.28
03-25 49.78
03-26 52.85
03-27 55.93
03-28 53.95
03-29 56.32
03-30 52.14
03-31 55.15
04-01 56.23
04-02 50.77
04-03 53.77
04-04 58.38
04-05 60.14
04-06 59.9
04-07 58.09
04-08 54.68
04-09 53.68
04-10 53.37
04-11 51.51
04-12 54.07
04-13 61.54
04-14 64.69
04-15 74.32
04-16 67.66
04-17 61.45
04-18 66.9
04-19 62.02
04-20 60.52
04-21 58.77
04-22 54.9
04-23 55.04
04-24 54.65
04-25 46.72
04-26 51.43
04-27 49.26
04-28 48.99
04-29 47.46
04-30 51.69
05-01 48.91
05-02 50.96
05-03 48.89
05-04 48.17
05-05 47.68
05-06 43.57
05-07 43.72
05-08 40.46
05-09 43.26
05-10 42.35
05-11 40.79
05-12 39.97
05-13 38.77
05-14 37.49
05-15 36.6
05-16 35.05
05-17 34.53
05-18 40.9
05-19 41.75
05-20 43.25
05-21 42.88
05-22 41.8
05-23 38.62
05-24 35.31
05-25 34.97
05-26 37.25
05-27 37.21
05-28 42.15
05-29 47.43
05-30 41.48
05-31 41.52
06-01 38.82
06-02 37.92
06-03 32.95
06-04 37.79
06-05 36.67
06-06 35.04
06-07 34.06
06-08 32.72
06-09 31.6
06-10 34.7
06-11 35.97
06-12 34.14
06-13 35.26
06-14 38.06
06-15 33.95
06-16 35.91
06-17 34.61
06-18 35.65
06-19 44.3
06-20 36.9
06-21 42.71
06-22 35.82
06-23 39.27
06-24 36.54
06-25 36.64
06-26 37.45
06-27 39.04
06-28 39.08
06-29 35.92
06-30 37.41
07-01 34.51
07-02 32.78
07-03 31.25
07-04 30.06
07-05 33.19
07-06 32.45
07-07 41.89
07-08 37.76
07-09 34.03
07-10 31.36
07-11 29.56
07-12 28.43
07-13 46.87
07-14 30.03
07-15 30.41
07-16 32.24
07-17 32.44
07-18 28.82
07-19 28.1
07-20 30.08
07-21 35.65
07-22 30.35
07-23 30.77
07-24 33.42
07-25 31.06
07-26 34.03
07-27 27.62
07-28 28.18
07-29 35.23
07-30 28.93
07-31 27.16
08-01 28.21
08-02 26.76
08-03 26.8
08-04 27.43
08-05 29.22
08-06 26.75
08-07 26.04
08-08 28.21
08-09 29.47
08-10 28.72
08-11 29.95
08-12 30.84
08-13 27.25
08-14 26.23
08-15 26.15
08-16 24.36
08-17 26.89
08-18 26.97
08-19 28.91
08-20 28.68
08-21 27.82
08-22 26.4
08-23 25.45
08-24 25.67
08-25 26.45
08-26 27.19
08-27 27.95
08-28 41.39
08-29 36.75
08-30 42.47
08-31 44.27
09-01 35.55
09-02 32.43
09-03 32.96
09-04 31.25
09-05 36.16
09-06 33.21
09-07 32.2
09-08 36.01
09-09 35.28
09-10 33.52
09-11 34.85
09-12 37.84
09-13 41.6
09-14 36.4
09-15 35.16
09-16 32.93
09-17 30.58
09-18 30.9
09-19 29.54
09-20 30.2
09-21 34.68
09-22 34.03
09-23 34.11
09-24 33.54
09-25 32.9
09-26 33.63
09-27 31.11
09-28 29.7
09-29 29.41
09-30 28.66
10-01 29.68
10-02 31.79
10-03 31.7
10-04 33.38
10-05 34.85
10-06 35.15
10-07 36.42
10-08 34.44
10-09 33.05
10-10 35.01
10-11 35.93
10-12 34.89
10-13 36.03
10-14 36.87
10-15 41.01
10-16 34.7
10-17 33.28
10-18 31.77
10-19 30.06
10-20 29.72
10-21 29.76
10-22 30.45
10-23 32.72
10-24 31.67
10-25 38.15
10-26 31.42
10-27 41.0
10-28 40.38
10-29 39.1
10-30 36.57
10-31 33.95
11-01 32.64
11-02 30.79
11-03 29.8
11-04 29.71
11-05 34.56
11-06 36.17
11-07 33.16
11-08 32.72
11-09 31.76
11-10 30.1
11-11 35.34
11-12 32.6
11-13 31.6
11-14 31.31
11-15 31.68
11-16 30.39
11-17 29.39
11-18 29.54
11-19 29.07
11-20 28.47
11-21 29.3
11-22 30.54
11-23 29.96
11-24 30.55
11-25 30.82
11-26 30.56
11-27 32.1
11-28 31.95
11-29 35.07
11-30 33.54
12-01 31.67
12-02 32.1
12-03 31.8
12-04 30.52
12-05 29.21
12-06 28.88
12-07 27.96
12-08 27.99
12-09 27.53
12-10 27.78
12-11 27.35
12-12 27.46
12-13 27.27
12-14 26.84
12-15 27.26
12-16 30.3
12-17 38.61
12-18 35.39
12-19 31.99
12-20 30.4
12-21 26.2
12-22 27.88
12-23 27.64
12-24 28.93
12-25 28.53
12-26 28.94
12-27 29.53
12-28 31.18
12-29 31.65
12-30 33.87
12-31 31.68

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index