Coronavirus (COVID-19): how we're protecting our flood warning service

Tidal level Dorset Coast at Portland

Check for flood warnings in this area

Latest recorded level 0.52m at 7:00am Thursday 2 July 2020.

Tidal levels at this location in the last 5 days

Now
  • Measured level
  • Highest level on record 2.02m

You're missing out. A graph should be visible here.
Upgrade your browser to see and use all the features of this service.


You're missing out. A graph should be visible here.

Javascript must be enabled.

Observed data

DateTime Value Error
0.516 false
0.59 false
0.655 false
0.721 false
0.781 false
0.813 false
0.858 false
0.887 false
0.898 false
0.909 false
0.906 false
0.886 false
0.852 false
0.819 false
0.751 false
0.65 false
0.543 false
0.426 false
0.304 false
0.201 false
0.103 false
0.006 false
-0.085 false
-0.13 false
-0.164 false
-0.164 false
-0.142 false
-0.111 false
-0.075 false
-0.058 false
-0.018 false
0.009 false
-0.004 false
-0.012 false
-0.015 false
-0.031 false
-0.043 false
-0.098 false
-0.151 false
-0.185 false
-0.175 false
-0.146 false
-0.076 false
-0.004 false
0.076 false
0.16 false
0.245 false
0.352 false
0.433 false
0.495 false
0.574 false
0.653 false
0.711 false
0.767 false
0.804 false
0.846 false
0.878 false
0.903 false
0.9 false
0.902 false
0.885 false
0.86 false
0.82 false
0.774 false
0.7 false
0.608 false
0.499 false
0.375 false
0.253 false
0.138 false
0.048 false
-0.054 false
-0.134 false
-0.194 false
-0.242 false
-0.257 false
-0.243 false
-0.225 false
-0.195 false
-0.156 false
-0.121 false
-0.128 false
-0.128 false
-0.142 false
-0.15 false
-0.142 false
-0.176 false
-0.213 false
-0.266 false
-0.279 false
-0.266 false
-0.247 false
-0.175 false
-0.11 false
-0.037 false
0.043 false
0.127 false
0.2 false
0.305 false
0.382 false
0.461 false
0.53 false
0.607 false
0.66 false
0.72 false
0.783 false
0.828 false
0.859 false
0.897 false
0.916 false
0.932 false
0.911 false
0.909 false
0.872 false
0.82 false
0.762 false
0.686 false
0.564 false
0.467 false
0.353 false
0.257 false
0.196 false
0.136 false
0.075 false
0.055 false
0.041 false
0.05 false
0.089 false
0.139 false
0.166 false
0.196 false
0.196 false
0.206 false
0.18 false
0.172 false
0.167 false
0.118 false
0.068 false
0.026 false
-0.006 false
-0.052 false
-0.023 false
0.007 false
0.066 false
0.145 false
0.197 false
0.276 false
0.341 false
0.405 false
0.485 false
0.555 false
0.589 false
0.644 false
0.695 false
0.746 false
0.774 false
0.804 false
0.837 false
0.859 false
0.85 false
0.848 false
0.82 false
0.807 false
0.764 false
0.721 false
0.644 false
0.532 false
0.437 false
0.342 false
0.215 false
0.104 false
0.007 false
-0.055 false
-0.131 false
-0.168 false
-0.203 false
-0.201 false
-0.195 false
-0.156 false
-0.135 false
-0.095 false
-0.099 false
-0.088 false
-0.089 false
-0.091 false
-0.121 false
-0.114 false
-0.134 false
-0.192 false
-0.237 false
-0.223 false
-0.228 false
-0.193 false
-0.131 false
-0.076 false
-0.01 false
0.057 false
0.136 false
0.215 false
0.287 false
0.362 false
0.421 false
0.458 false
0.535 false
0.609 false
0.647 false
0.695 false
0.73 false
0.771 false
0.787 false
0.796 false
0.799 false
0.794 false
0.777 false
0.744 false
0.698 false
0.617 false
0.522 false
0.437 false
0.342 false
0.263 false
0.169 false
0.089 false
0.022 false
-0.032 false
-0.061 false
-0.062 false
-0.062 false
-0.032 false
-0.022 false
0.003 false
0.018 false
0.015 false
0.001 false
-0.008 false
-0.037 false
-0.067 false
-0.088 false
-0.117 false
-0.194 false
-0.22 false
-0.201 false
-0.207 false
-0.162 false
-0.097 false
-0.052 false
0.026 false
0.091 false
0.148 false
0.231 false
0.288 false
0.357 false
0.379 false
0.437 false
0.49 false
0.532 false
0.567 false
0.608 false
0.626 false
0.636 false
0.628 false
0.639 false
0.62 false
0.601 false
0.544 false
0.495 false
0.414 false
0.319 false
0.232 false
0.149 false
0.055 false
-0.054 false
-0.126 false
-0.193 false
-0.266 false
-0.317 false
-0.327 false
-0.328 false
-0.324 false
-0.302 false
-0.277 false
-0.258 false
-0.262 false
-0.272 false
-0.287 false
-0.299 false
-0.303 false
-0.318 false
-0.329 false
-0.367 false
-0.386 false
-0.396 false
-0.386 false
-0.334 false
-0.234 false
-0.166 false
-0.107 false
-0.024 false
0.061 false
0.16 false
0.221 false
0.328 false
0.393 false
0.462 false
0.543 false
0.592 false
0.655 false
0.709 false
0.754 false
0.781 false
0.792 false
0.781 false
0.783 false
0.774 false
0.773 false
0.728 false
0.657 false
0.55 false
0.479 false
0.399 false
0.31 false
0.228 false
0.16 false
0.084 false
0.036 false
-0.016 false
-0.033 false
-0.024 false
0.003 false
0.006 false
0.028 false
0.025 false
0.038 false
0.019 false
-0.008 false
-0.032 false
-0.029 false
-0.073 false
-0.118 false
-0.175 false
-0.222 false
-0.24 false
-0.222 false
-0.187 false
-0.129 false
-0.061 false
-0.001 false
0.062 false
0.136 false
0.202 false
0.283 false
0.349 false
0.404 false
0.457 false
0.506 false
0.553 false
0.598 false
0.637 false
0.664 false
0.68 false
0.683 false
0.692 false
0.676 false
0.648 false
0.614 false
0.548 false
0.475 false
0.394 false
0.272 false
0.184 false
0.081 false
-0.022 false
-0.119 false
-0.198 false
-0.265 false
-0.311 false
-0.351 false
-0.355 false
-0.345 false
-0.33 false
-0.308 false
-0.259 false
-0.247 false
-0.252 false
-0.248 false
-0.252 false
-0.237 false
-0.249 false
-0.294 false
-0.349 false
-0.374 false
-0.363 false
-0.335 false
-0.278 false
-0.216 false
-0.133 false
-0.052 false
0.049 false
0.146 false
0.246 false
0.333 false
0.42 false
0.525 false
0.588 false
0.67 false
0.741 false
0.796 false
0.846 false
0.908 false
0.94 false
0.955 false
0.982 false
0.967 false
0.967 false
0.937 false
0.898 false
0.846 false
0.764 false
0.681 false
0.561 false
0.443 false
0.367 false
0.278 false
0.181 false
0.105 false
0.045 false
0.031 false
0.048 false
0.074 false
0.091 false
0.078 false
0.116 false
0.141 false
0.125 false
0.107 false
0.097 false
0.051 false
0.031 false
-0.03 false
-0.12 false
-0.169 false
-0.197 false
-0.19 false
-0.124 false
-0.048 false
0.026 false
0.112 false
0.192 false
0.291 false
0.373 false
0.468 false
0.556 false
0.616 false
0.689 false
0.77 false
0.792 false
0.842 false
0.877 false
0.906 false
0.93 false
0.931 false
0.908 false
0.916 false
0.876 false
0.833 false
0.792 false
0.684 false
0.586 false
0.463 false
0.349 false
0.231 false
0.117 false
-0.005 false
-0.109 false
-0.178 false
-0.248 false
-0.26 false
-0.267 false
-0.247 false
-0.195 false

Forecast data




Share this page