Overview Realtime Historical Map View
Coastal Flood Warning
2026-10-26T20:00:00-04:00

* WHAT...Significant coastal flooding. * WHERE...St Johns River Basin. * WHEN...Until 8 PM EDT Monday. * IMPACTS...Numerous roads may be closed. Low lying property including homes, businesses, and some critical infrastructure will be inundated. Some shoreline erosion will occur.

Cedar River At San Juan Ave At Jacksonville Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017
01-01 135.33
01-02 128.08
01-03 122.36
01-04 187.59
01-05 263.3
01-06 180.93
01-07 220.33
01-08 223.85
01-09 197.22
01-10 134.1
01-11 176.95
01-12 161.78
01-13 214.54
01-14 191.77
01-15 136.74
01-16 159.28
01-17 74.5
01-18 196.9
01-19 269.5
01-20 237.48
01-21 182.96
01-22 151.45
01-23 191.98
01-24 155.32
01-25 226.2
01-26 257.2
01-27 318.02
01-28 229.32
01-29 149.96
01-30 144.86
01-31 159.56
02-01 141.59
02-02 204.32
02-03 293.6
02-04 176.97
02-05 110.92
02-06 82.6
02-07 127.1
02-08 116.57
02-09 168.03
02-10 155.9
02-11 209.03
02-12 218.36
02-13 176.72
02-14 152.36
02-15 155.33
02-16 167.13
02-17 228.48
02-18 235.98
02-19 226.17
02-20 118.97
02-21 144.51
02-22 144.62
02-23 159.58
02-24 115.0
02-25 224.6
02-26 175.12
02-27 157.86
02-28 177.63
02-29 216.5
03-01 161.2
03-02 182.81
03-03 212.14
03-04 303.43
03-05 180.88
03-06 129.07
03-07 108.15
03-08 139.43
03-09 146.4
03-10 233.26
03-11 232.7
03-12 161.41
03-13 153.3
03-14 111.38
03-15 127.16
03-16 125.15
03-17 188.66
03-18 219.32
03-19 168.51
03-20 229.5
03-21 146.62
03-22 176.98
03-23 218.0
03-24 230.54
03-25 118.41
03-26 163.06
03-27 101.19
03-28 118.74
03-29 138.27
03-30 164.42
03-31 207.68
04-01 188.23
04-02 154.49
04-03 118.5
04-04 135.98
04-05 83.82
04-06 157.34
04-07 218.84
04-08 238.29
04-09 224.72
04-10 213.15
04-11 172.55
04-12 182.1
04-13 130.52
04-14 87.85
04-15 172.95
04-16 215.62
04-17 187.54
04-18 193.9
04-19 91.93
04-20 122.54
04-21 171.82
04-22 158.13
04-23 152.53
04-24 168.86
04-25 159.08
04-26 118.95
04-27 172.94
04-28 160.2
04-29 168.72
04-30 124.37
05-01 191.8
05-02 262.0
05-03 173.68
05-04 183.2
05-05 131.58
05-06 179.36
05-07 167.33
05-08 195.03
05-09 139.09
05-10 194.77
05-11 187.4
05-12 196.8
05-13 162.71
05-14 119.67
05-15 147.32
05-16 170.08
05-17 137.47
05-18 197.6
05-19 234.67
05-20 126.57
05-21 170.6
05-22 257.55
05-23 141.66
05-24 231.0
05-25 152.33
05-26 216.9
05-27 176.0
05-28 174.26
05-29 208.37
05-30 231.12
05-31 154.63
06-01 129.85
06-02 197.86
06-03 219.09
06-04 191.63
06-05 248.73
06-06 228.42
06-07 153.49
06-08 292.4
06-09 228.33
06-10 190.8
06-11 197.0
06-12 148.87
06-13 241.28
06-14 207.57
06-15 206.88
06-16 223.04
06-17 177.17
06-18 215.83
06-19 171.59
06-20 169.63
06-21 166.54
06-22 183.72
06-23 192.15
06-24 285.08
06-25 262.85
06-26 124.0
06-27 155.7
06-28 97.27
06-29 227.88
06-30 211.82
07-01 105.13
07-02 193.06
07-03 148.53
07-04 183.56
07-05 190.77
07-06 163.11
07-07 139.58
07-08 174.96
07-09 184.22
07-10 210.83
07-11 214.86
07-12 149.44
07-13 182.92
07-14 128.75
07-15 174.93
07-16 173.08
07-17 157.51
07-18 144.47
07-19 142.21
07-20 141.57
07-21 116.0
07-22 126.71
07-23 217.9
07-24 222.74
07-25 217.46
07-26 156.23
07-27 151.13
07-28 161.4
07-29 174.35
07-30 408.94
07-31 175.71
08-01 182.74
08-02 276.13
08-03 258.44
08-04 165.61
08-05 576.67
08-06 116.76
08-07 190.78
08-08 212.87
08-09 208.25
08-10 179.29
08-11 257.52
08-12 178.73
08-13 324.18
08-14 146.34
08-15 150.9
08-16 342.63
08-17 206.8
08-18 156.52
08-19 184.27
08-20 148.14
08-21 209.21
08-22 285.2
08-23 178.19
08-24 216.67
08-25 201.0
08-26 147.46
08-27 160.51
08-28 187.61
08-29 213.66
08-30 217.13
08-31 412.35
09-01 285.93
09-02 138.97
09-03 134.97
09-04 188.0
09-05 180.52
09-06 131.68
09-07 191.9
09-08 383.56
09-09 252.95
09-10 275.0
09-11 633.48
09-12 208.1
09-13 220.88
09-14 838.99
09-15 310.63
09-16 206.89
09-17 266.71
09-18 225.88
09-19 213.57
09-20 222.05
09-21 220.95
09-22 252.4
09-23 194.51
09-24 204.36
09-25 219.4
09-26 179.99
09-27 263.81
09-28 267.44
09-29 211.89
09-30 282.83
10-01 218.09
10-02 184.15
10-03 229.7
10-04 167.95
10-05 105.75
10-06 239.9
10-07 301.53
10-08 231.5
10-09 231.22
10-10 364.56
10-11 289.16
10-12 244.43
10-13 325.56
10-14 289.37
10-15 283.46
10-16 215.95
10-17 244.14
10-18 191.98
10-19 204.34
10-20 149.02
10-21 344.08
10-22 216.67
10-23 211.75
10-24 174.88
10-25 187.32
10-26 185.88
10-27 153.03
10-28 199.37
10-29 297.11
10-30 193.57
10-31 225.02
11-01 141.3
11-02 150.38
11-03 92.75
11-04 246.4
11-05 207.52
11-06 245.28
11-07 236.48
11-08 194.72
11-09 195.7
11-10 159.0
11-11 107.91
11-12 213.13
11-13 153.54
11-14 135.05
11-15 287.45
11-16 216.17
11-17 128.78
11-18 109.55
11-19 183.27
11-20 260.6
11-21 285.25
11-22 268.38
11-23 296.07
11-24 245.78
11-25 176.58
11-26 131.15
11-27 189.23
11-28 110.16
11-29 212.88
11-30 251.54
12-01 101.52
12-02 107.06
12-03 210.04
12-04 177.52
12-05 203.4
12-06 271.72
12-07 230.01
12-08 240.22
12-09 171.68
12-10 140.22
12-11 220.42
12-12 155.94
12-13 144.5
12-14 269.93
12-15 185.21
12-16 184.07
12-17 187.78
12-18 160.7
12-19 135.77
12-20 196.43
12-21 322.0
12-22 249.38
12-23 226.08
12-24 223.16
12-25 153.45
12-26 183.7
12-27 227.97
12-28 233.77
12-29 244.36
12-30 170.8
12-31 123.97

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index