Overview Realtime Historical Map View
Dense Fog Advisory
2026-10-29T11:00:00-04:00

* WHAT...Visibility down to one quarter of a mile or less due to dense fog. * WHERE...Portions of southwest and west central Virginia and southeast West Virginia. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous.

S F Roanoke River Near Shawsville, Va Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 128.76
01-02 131.99
01-03 126.98
01-04 125.14
01-05 117.8
01-06 107.41
01-07 104.67
01-08 96.99
01-09 98.0
01-10 197.93
01-11 141.38
01-12 141.71
01-13 144.22
01-14 126.2
01-15 114.15
01-16 210.9
01-17 128.12
01-18 140.34
01-19 105.27
01-20 102.83
01-21 109.9
01-22 106.48
01-23 115.39
01-24 100.58
01-25 144.05
01-26 189.1
01-27 136.39
01-28 126.65
01-29 136.42
01-30 119.16
01-31 667.91
02-01 195.66
02-02 164.94
02-03 144.79
02-04 260.92
02-05 206.0
02-06 140.85
02-07 267.8
02-08 215.22
02-09 155.9
02-10 128.21
02-11 148.53
02-12 204.75
02-13 283.04
02-14 306.67
02-15 220.68
02-16 406.97
02-17 322.27
02-18 237.07
02-19 201.15
02-20 249.45
02-21 224.56
02-22 299.66
02-23 282.82
02-24 334.68
02-25 334.8
02-26 244.41
02-27 202.45
02-28 175.05
02-29 175.15
03-01 159.31
03-02 176.64
03-03 170.51
03-04 186.62
03-05 167.31
03-06 197.64
03-07 162.51
03-08 147.12
03-09 137.46
03-10 145.37
03-11 133.62
03-12 126.05
03-13 137.03
03-14 133.37
03-15 160.57
03-16 143.46
03-17 157.56
03-18 135.31
03-19 121.89
03-20 116.38
03-21 127.79
03-22 118.15
03-23 112.97
03-24 120.06
03-25 143.24
03-26 178.89
03-27 156.4
03-28 164.61
03-29 159.53
03-30 138.41
03-31 126.29
04-01 169.52
04-02 141.96
04-03 127.05
04-04 135.4
04-05 122.91
04-06 135.44
04-07 121.77
04-08 146.55
04-09 127.59
04-10 112.03
04-11 114.77
04-12 109.96
04-13 138.7
04-14 187.49
04-15 196.4
04-16 278.84
04-17 180.6
04-18 144.13
04-19 138.38
04-20 263.44
04-21 188.68
04-22 143.15
04-23 144.41
04-24 168.21
04-25 324.88
04-26 251.22
04-27 216.68
04-28 165.18
04-29 177.65
04-30 236.58
05-01 189.75
05-02 180.83
05-03 143.11
05-04 135.11
05-05 161.28
05-06 176.88
05-07 256.72
05-08 188.37
05-09 172.34
05-10 136.54
05-11 134.95
05-12 115.62
05-13 169.46
05-14 162.02
05-15 127.19
05-16 184.88
05-17 129.19
05-18 155.5
05-19 191.03
05-20 178.8
05-21 359.21
05-22 411.06
05-23 224.89
05-24 236.01
05-25 208.99
05-26 161.23
05-27 147.58
05-28 312.23
05-29 203.95
05-30 209.93
05-31 145.6
06-01 119.23
06-02 102.57
06-03 96.73
06-04 81.59
06-05 78.34
06-06 99.23
06-07 100.06
06-08 88.91
06-09 179.49
06-10 116.63
06-11 117.61
06-12 106.31
06-13 81.89
06-14 105.19
06-15 89.79
06-16 93.02
06-17 135.06
06-18 446.88
06-19 172.69
06-20 134.65
06-21 114.05
06-22 94.64
06-23 106.32
06-24 107.41
06-25 77.44
06-26 65.12
06-27 69.51
06-28 63.51
06-29 55.35
06-30 50.49
07-01 54.79
07-02 56.69
07-03 155.36
07-04 268.61
07-05 220.41
07-06 114.01
07-07 84.81
07-08 77.52
07-09 72.14
07-10 67.61
07-11 132.49
07-12 80.69
07-13 87.47
07-14 86.72
07-15 71.24
07-16 64.16
07-17 56.17
07-18 50.67
07-19 51.57
07-20 48.21
07-21 56.83
07-22 52.1
07-23 59.48
07-24 55.56
07-25 45.22
07-26 45.63
07-27 45.79
07-28 49.13
07-29 48.43
07-30 40.36
07-31 44.89
08-01 39.04
08-02 53.06
08-03 49.04
08-04 61.93
08-05 68.36
08-06 79.07
08-07 79.12
08-08 55.66
08-09 51.89
08-10 56.65
08-11 48.31
08-12 50.39
08-13 54.25
08-14 68.31
08-15 48.91
08-16 75.84
08-17 47.86
08-18 44.11
08-19 59.8
08-20 69.74
08-21 49.76
08-22 52.12
08-23 58.27
08-24 50.14
08-25 47.71
08-26 38.73
08-27 37.79
08-28 35.56
08-29 35.03
08-30 37.42
08-31 38.27
09-01 53.83
09-02 47.45
09-03 39.21
09-04 33.57
09-05 47.82
09-06 58.35
09-07 74.28
09-08 38.45
09-09 38.9
09-10 40.03
09-11 39.62
09-12 39.73
09-13 47.2
09-14 37.78
09-15 33.81
09-16 58.55
09-17 227.17
09-18 111.67
09-19 69.19
09-20 58.67
09-21 44.48
09-22 95.24
09-23 193.42
09-24 90.66
09-25 65.88
09-26 74.29
09-27 77.82
09-28 122.39
09-29 86.87
09-30 289.0
10-01 118.78
10-02 88.05
10-03 82.81
10-04 179.71
10-05 128.75
10-06 85.27
10-07 67.9
10-08 152.58
10-09 111.44
10-10 83.61
10-11 113.45
10-12 308.72
10-13 147.35
10-14 110.49
10-15 106.32
10-16 113.0
10-17 91.05
10-18 78.55
10-19 71.59
10-20 72.35
10-21 68.51
10-22 65.55
10-23 66.04
10-24 101.74
10-25 63.17
10-26 60.43
10-27 76.15
10-28 74.63
10-29 92.91
10-30 144.97
10-31 101.7
11-01 119.01
11-02 87.34
11-03 87.94
11-04 75.82
11-05 77.74
11-06 74.89
11-07 75.94
11-08 55.86
11-09 52.8
11-10 92.59
11-11 77.85
11-12 317.38
11-13 252.3
11-14 135.77
11-15 101.72
11-16 164.16
11-17 116.4
11-18 104.31
11-19 88.86
11-20 78.8
11-21 95.21
11-22 95.49
11-23 75.52
11-24 80.25
11-25 91.97
11-26 76.91
11-27 131.6
11-28 88.21
11-29 75.36
11-30 135.05
12-01 107.69
12-02 145.35
12-03 149.39
12-04 111.84
12-05 111.79
12-06 116.01
12-07 141.68
12-08 187.42
12-09 142.03
12-10 121.71
12-11 128.47
12-12 101.27
12-13 87.55
12-14 82.3
12-15 151.69
12-16 178.45
12-17 160.69
12-18 145.21
12-19 116.45
12-20 104.27
12-21 156.92
12-22 167.85
12-23 151.06
12-24 169.93
12-25 178.86
12-26 140.69
12-27 146.3
12-28 141.41
12-29 214.39
12-30 182.06
12-31 147.32

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index