Overview Realtime Historical Map View
Heat Advisory
2026-09-05T20:00:00-04:00

* WHAT...Heat index values up to 106. * WHERE...Portions of central, east central, north central, northeast, northwest, southeast, and west central Georgia. * WHEN...Until 8 PM EDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Hannahatchee Creek At Union, Ga. Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 157.28
01-02 168.76
01-03 128.36
01-04 164.15
01-05 146.5
01-06 96.02
01-07 88.77
01-08 84.02
01-09 78.13
01-10 212.13
01-11 84.98
01-12 176.56
01-13 98.51
01-14 82.07
01-15 137.86
01-16 104.51
01-17 96.33
01-18 77.05
01-19 73.18
01-20 147.31
01-21 75.94
01-22 77.63
01-23 125.96
01-24 278.98
01-25 96.97
01-26 121.29
01-27 79.15
01-28 92.65
01-29 75.53
01-30 110.39
01-31 87.11
02-01 134.97
02-02 75.66
02-03 70.71
02-04 150.98
02-05 125.89
02-06 117.08
02-07 190.38
02-08 120.05
02-09 77.84
02-10 77.13
02-11 78.18
02-12 194.31
02-13 393.4
02-14 174.59
02-15 120.08
02-16 164.22
02-17 118.05
02-18 98.56
02-19 137.01
02-20 112.54
02-21 198.36
02-22 136.08
02-23 113.73
02-24 131.86
02-25 281.58
02-26 321.2
02-27 130.64
02-28 117.21
02-29 103.42
03-01 92.54
03-02 103.79
03-03 175.51
03-04 212.96
03-05 338.45
03-06 156.36
03-07 118.76
03-08 104.23
03-09 326.27
03-10 216.51
03-11 151.03
03-12 178.69
03-13 133.18
03-14 120.23
03-15 106.56
03-16 138.65
03-17 283.05
03-18 187.09
03-19 162.26
03-20 113.29
03-21 99.21
03-22 89.84
03-23 145.67
03-24 120.41
03-25 141.72
03-26 98.11
03-27 135.32
03-28 111.82
03-29 205.69
03-30 102.27
03-31 116.59
04-01 174.65
04-02 213.23
04-03 97.35
04-04 133.04
04-05 96.29
04-06 170.33
04-07 236.33
04-08 272.27
04-09 138.79
04-10 113.76
04-11 235.82
04-12 146.4
04-13 100.84
04-14 96.62
04-15 87.03
04-16 125.32
04-17 84.75
04-18 140.04
04-19 600.46
04-20 348.32
04-21 133.47
04-22 101.9
04-23 110.0
04-24 151.2
04-25 122.73
04-26 86.36
04-27 86.61
04-28 136.53
04-29 74.55
04-30 90.24
05-01 99.44
05-02 70.16
05-03 64.56
05-04 63.56
05-05 79.97
05-06 61.66
05-07 57.17
05-08 65.97
05-09 53.01
05-10 67.43
05-11 82.42
05-12 128.57
05-13 67.09
05-14 55.6
05-15 97.43
05-16 59.66
05-17 58.71
05-18 48.63
05-19 50.85
05-20 52.77
05-21 50.85
05-22 48.92
05-23 83.67
05-24 114.56
05-25 64.65
05-26 79.31
05-27 61.1
05-28 86.31
05-29 103.99
05-30 126.27
05-31 62.36
06-01 71.49
06-02 56.57
06-03 100.07
06-04 46.28
06-05 47.52
06-06 63.41
06-07 49.05
06-08 74.3
06-09 55.74
06-10 94.71
06-11 51.89
06-12 97.35
06-13 87.36
06-14 49.33
06-15 76.93
06-16 60.63
06-17 42.93
06-18 53.73
06-19 58.23
06-20 87.7
06-21 115.61
06-22 71.07
06-23 66.66
06-24 50.33
06-25 46.21
06-26 42.56
06-27 42.75
06-28 38.04
06-29 49.68
06-30 56.33
07-01 71.7
07-02 57.81
07-03 43.45
07-04 49.19
07-05 47.68
07-06 112.64
07-07 55.58
07-08 48.75
07-09 52.96
07-10 46.48
07-11 39.51
07-12 69.17
07-13 64.71
07-14 47.3
07-15 38.43
07-16 85.18
07-17 45.19
07-18 40.87
07-19 40.21
07-20 43.93
07-21 51.91
07-22 97.37
07-23 152.11
07-24 90.89
07-25 102.91
07-26 47.39
07-27 44.36
07-28 45.25
07-29 38.1
07-30 44.34
07-31 47.39
08-01 78.85
08-02 44.45
08-03 69.4
08-04 53.78
08-05 52.17
08-06 37.91
08-07 43.61
08-08 36.04
08-09 43.98
08-10 42.25
08-11 44.35
08-12 83.39
08-13 48.95
08-14 80.73
08-15 43.47
08-16 39.49
08-17 278.26
08-18 69.97
08-19 42.57
08-20 37.9
08-21 42.7
08-22 38.83
08-23 44.08
08-24 34.14
08-25 34.86
08-26 103.71
08-27 33.4
08-28 32.34
08-29 37.17
08-30 34.35
08-31 42.61
09-01 43.97
09-02 36.97
09-03 30.1
09-04 27.21
09-05 55.81
09-06 29.78
09-07 27.31
09-08 31.06
09-09 27.26
09-10 31.95
09-11 27.54
09-12 67.86
09-13 31.08
09-14 30.0
09-15 25.71
09-16 58.23
09-17 220.98
09-18 36.53
09-19 38.92
09-20 45.89
09-21 32.22
09-22 37.26
09-23 31.64
09-24 27.25
09-25 27.77
09-26 33.65
09-27 27.04
09-28 27.2
09-29 27.49
09-30 30.56
10-01 26.81
10-02 28.62
10-03 26.04
10-04 26.71
10-05 26.52
10-06 45.65
10-07 32.19
10-08 50.39
10-09 30.41
10-10 28.69
10-11 132.61
10-12 32.44
10-13 75.25
10-14 32.77
10-15 47.09
10-16 34.82
10-17 32.58
10-18 29.57
10-19 28.88
10-20 33.61
10-21 29.45
10-22 29.43
10-23 29.3
10-24 32.27
10-25 51.72
10-26 31.19
10-27 32.38
10-28 32.14
10-29 35.68
10-30 36.88
10-31 31.74
11-01 31.26
11-02 34.62
11-03 38.32
11-04 32.29
11-05 32.59
11-06 31.18
11-07 31.36
11-08 33.54
11-09 56.34
11-10 41.62
11-11 38.64
11-12 39.86
11-13 118.45
11-14 40.41
11-15 58.11
11-16 73.11
11-17 43.62
11-18 44.21
11-19 39.12
11-20 37.82
11-21 38.14
11-22 56.8
11-23 40.43
11-24 55.73
11-25 41.12
11-26 43.04
11-27 49.4
11-28 59.57
11-29 48.93
11-30 47.53
12-01 60.01
12-02 53.81
12-03 50.22
12-04 45.83
12-05 47.05
12-06 49.54
12-07 56.52
12-08 48.73
12-09 58.61
12-10 56.59
12-11 60.28
12-12 51.01
12-13 49.66
12-14 66.46
12-15 83.64
12-16 64.32
12-17 61.18
12-18 95.21
12-19 90.8
12-20 60.42
12-21 83.75
12-22 193.47
12-23 253.79
12-24 232.8
12-25 909.41
12-26 142.41
12-27 125.92
12-28 108.7
12-29 142.21
12-30 137.92
12-31 391.28

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index