Tidal level Dorset Coast at Portland

Check for flood warnings in this area

Latest recorded level 1.17m at 7:30am Tuesday 16 January 2018.

Tidal levels at this location in the last 5 days

Now
  • Measured level
  • Highest astronomical tide prediction 2.01m

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Observed data

DateTime Value Error
1.168 false
1.251 false
1.231 false
1.254 false
1.291 false
1.312 false
1.286 false
1.346 false
1.365 false
1.231 false
1.207 false
1.068 false
0.952 false
0.821 false
0.752 false
0.655 false
0.498 false
0.333 false
0.298 false
0.222 false
0.142 false
0.176 false
0.18 false
0.146 false
0.285 false
0.278 false
0.289 false
0.276 false
0.277 false
0.233 false
0.219 false
0.2 false
0.185 false
0.143 false
0.073 false
0.006 false
-0.011 false
0.015 false
0.062 false
0.117 false
0.163 false
0.237 false
0.35 false
0.4 false
0.531 false
0.625 false
0.657 false
0.75 false
0.804 false
0.807 false
0.854 false
0.891 false
0.904 false
0.897 false
0.911 false
0.865 false
0.822 false
0.824 false
0.8 false
0.762 false
0.659 false
0.563 false
0.439 false
0.348 false
0.24 false
0.172 false
0.038 false
-0.069 false
-0.187 false
-0.212 false
-0.206 false
-0.19 false
-0.24 false
-0.241 false
-0.241 false
-0.208 false
-0.196 false
-0.235 false
-0.255 false
-0.228 false
-0.223 false
-0.214 false
-0.254 false
-0.28 false
-0.245 false
-0.208 false
-0.11 false
-0.029 false
0.014 false
0.083 false
0.204 false
0.361 false
0.474 false
0.565 false
0.628 false
0.709 false
0.822 false
0.902 false
0.958 false
1.022 false
1.066 false
1.074 false
1.091 false
1.086 false
1.046 false
1.038 false
1.019 false
0.978 false
0.893 false
0.8 false
0.696 false
0.61 false
0.518 false
0.384 false
0.292 false
0.172 false
0.076 false
0.006 false
-0.034 false
-0.062 false
-0.086 false
-0.112 false
-0.058 false
-0.055 false
-0.078 false
-0.089 false
-0.103 false
-0.127 false
-0.134 false
-0.169 false
-0.215 false
-0.283 false
-0.293 false
-0.332 false
-0.338 false
-0.305 false
-0.276 false
-0.235 false
-0.127 false
-0.066 false
-0.003 false
0.101 false
0.176 false
0.234 false
0.327 false
0.411 false
0.487 false
0.541 false
0.566 false
0.612 false
0.671 false
0.72 false
0.736 false
0.723 false
0.714 false
0.696 false
0.667 false
0.638 false
0.579 false
0.495 false
0.393 false
0.315 false
0.212 false
0.107 false
0.016 false
-0.045 false
-0.097 false
-0.149 false
-0.185 false
-0.197 false
-0.186 false
-0.169 false
-0.156 false
-0.121 false
-0.114 false
-0.111 false
-0.126 false
-0.148 false
-0.134 false
-0.151 false
-0.184 false
-0.21 false
-0.226 false
-0.255 false
-0.213 false
-0.177 false
-0.112 false
-0.034 false
0.026 false
0.129 false
0.22 false
0.304 false
0.37 false
0.463 false
0.54 false
0.624 false
0.698 false
0.761 false
0.79 false
0.838 false
0.869 false
0.91 false
0.922 false
0.934 false
0.921 false
0.904 false
0.86 false
0.808 false
0.747 false
0.679 false
0.583 false
0.49 false
0.379 false
0.285 false
0.198 false
0.134 false
0.091 false
0.047 false
0.023 false
0.007 false
0.012 false
0.042 false
0.05 false
0.057 false
0.063 false
0.05 false
0.039 false
0.037 false
0.013 false
-0.031 false
-0.077 false
-0.102 false
-0.141 false
-0.15 false
-0.133 false
-0.084 false
-0.067 false
-0.013 false
0.063 false
0.118 false
0.169 false
0.253 false
0.336 false
0.396 false
0.445 false
0.5 false
0.581 false
0.614 false
0.688 false
0.725 false
0.746 false
0.762 false
0.779 false
0.793 false
0.787 false
0.752 false
0.727 false
0.7 false
0.646 false
0.583 false
0.488 false
0.426 false
0.36 false
0.295 false
0.24 false
0.185 false
0.133 false
0.106 false
0.109 false
0.108 false
0.142 false
0.173 false
0.165 false
0.153 false
0.159 false
0.169 false
0.148 false
0.153 false
0.133 false
0.092 false
0.068 false
0.045 false
0.036 false
0.046 false
0.049 false
0.069 false
0.121 false
0.183 false
0.258 false
0.3 false
0.359 false
0.408 false
0.487 false
0.524 false
0.583 false
0.665 false
0.708 false
0.765 false
0.799 false
0.829 false
0.842 false
0.874 false
0.889 false
0.891 false
0.882 false
0.867 false
0.82 false
0.764 false
0.706 false
0.642 false
0.561 false
0.485 false
0.379 false
0.292 false
0.23 false
0.188 false
0.145 false
0.133 false
0.119 false
0.117 false
0.124 false
0.119 false
0.135 false
0.138 false
0.124 false
0.107 false
0.092 false
0.053 false
0.015 false
-0.035 false
-0.066 false
-0.105 false
-0.126 false
-0.128 false
-0.124 false
-0.115 false
-0.086 false
-0.034 false
0.022 false
0.065 false
0.111 false
0.157 false
0.214 false
0.254 false
0.298 false
0.357 false
0.388 false
0.438 false
0.479 false
0.531 false
0.549 false
0.573 false
0.602 false
0.608 false
0.616 false
0.627 false
0.595 false
0.53 false
0.491 false
0.436 false
0.38 false
0.312 false
0.246 false
0.209 false
0.159 false
0.111 false
0.106 false
0.082 false
0.087 false
0.09 false
0.133 false
0.162 false
0.165 false
0.175 false
0.169 false
0.185 false
0.173 false
0.139 false
0.116 false
0.061 false
0.039 false
0.014 false
-0.016 false
-0.037 false
-0.036 false
-0.025 false
-0.004 false
0.07 false
0.105 false
0.138 false
0.17 false
0.222 false
0.283 false
0.342 false
0.412 false
0.45 false
0.476 false
0.529 false
0.555 false
0.592 false
0.609 false
0.629 false
0.639 false
0.65 false
0.626 false
0.591 false
0.576 false
0.516 false
0.459 false
0.405 false
0.354 false
0.258 false
0.182 false
0.103 false
0.066 false
0.026 false
0.008 false
-0.032 false
-0.062 false
-0.055 false
-0.05 false
-0.033 false
-0.022 false
-0.046 false
-0.035 false
-0.084 false
-0.089 false
-0.099 false
-0.136 false
-0.19 false
-0.236 false
-0.276 false
-0.286 false
-0.303 false
-0.32 false
-0.305 false
-0.28 false
-0.245 false
-0.229 false
-0.206 false
-0.14 false
-0.082 false
-0.051 false
0.016 false
0.069 false
0.116 false
0.144 false
0.209 false
0.269 false
0.317 false
0.361 false
0.401 false
0.415 false
0.437 false
0.455 false
0.453 false
0.473 false
0.427 false
0.376 false
0.343 false
0.296 false
0.239 false
0.18 false
0.162 false
0.123 false
0.087 false
0.091 false
0.084 false
0.071 false
0.091 false
0.095 false
0.115 false
0.138 false
0.174 false
0.181 false
0.176 false
0.166 false
0.149 false
0.136 false
0.128 false
0.099 false
0.072 false
0.059 false
0.029 false
0.008 false
-0.002 false

Forecast data




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