Tidal level Dorset Coast at Portland

Check for flood warnings in this area

Latest recorded level 1.36m at 7:00am Tuesday 22 January 2019.

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
1.363 false
1.323 false
1.263 false
1.162 false
1.067 false
0.877 false
0.681 false
0.477 false
0.299 false
0.05 false
-0.138 false
-0.31 false
-0.5 false
-0.606 false
-0.685 false
-0.688 false
-0.653 false
-0.583 false
-0.552 false
-0.509 false
-0.5 false
-0.529 false
-0.55 false
-0.506 false
-0.442 false
-0.463 false
-0.58 false
-0.662 false
-0.701 false
-0.67 false
-0.59 false
-0.449 false
-0.271 false
-0.101 false
0.078 false
0.263 false
0.428 false
0.567 false
0.719 false
0.847 false
0.976 false
1.051 false
1.102 false
1.154 false
1.191 false
1.207 false
1.229 false
1.217 false
1.192 false
1.15 false
1.127 false
1.071 false
0.982 false
0.863 false
0.725 false
0.534 false
0.313 false
0.115 false
-0.095 false
-0.307 false
-0.501 false
-0.665 false
-0.786 false
-0.872 false
-0.873 false
-0.859 false
-0.804 false
-0.736 false
-0.68 false
-0.627 false
-0.573 false
-0.531 false
-0.513 false
-0.492 false
-0.457 false
-0.465 false
-0.511 false
-0.587 false
-0.661 false
-0.63 false
-0.555 false
-0.435 false
-0.282 false
-0.114 false
0.073 false
0.232 false
0.4 false
0.573 false
0.718 false
0.849 false
0.965 false
1.07 false
1.146 false
1.199 false
1.244 false
1.268 false
1.294 false
1.296 false
1.267 false
1.242 false
1.215 false
1.142 false
1.056 false
0.941 false
0.786 false
0.619 false
0.434 false
0.246 false
0.048 false
-0.146 false
-0.325 false
-0.473 false
-0.587 false
-0.65 false
-0.677 false
-0.663 false
-0.629 false
-0.603 false
-0.582 false
-0.56 false
-0.547 false
-0.54 false
-0.535 false
-0.509 false
-0.522 false
-0.562 false
-0.644 false
-0.698 false
-0.695 false
-0.653 false
-0.568 false
-0.438 false
-0.291 false
-0.123 false
0.031 false
0.174 false
0.308 false
0.457 false
0.581 false
0.698 false
0.788 false
0.865 false
0.92 false
0.963 false
0.999 false
1.034 false
1.04 false
1.035 false
1.009 false
0.992 false
0.948 false
0.898 false
0.809 false
0.691 false
0.535 false
0.363 false
0.192 false
0.04 false
-0.132 false
-0.301 false
-0.444 false
-0.559 false
-0.637 false
-0.665 false
-0.656 false
-0.631 false
-0.584 false
-0.537 false
-0.484 false
-0.438 false
-0.4 false
-0.385 false
-0.372 false
-0.349 false
-0.334 false
-0.365 false
-0.42 false
-0.466 false
-0.477 false
-0.43 false
-0.349 false
-0.256 false
-0.108 false
0.03 false
0.164 false
0.303 false
0.438 false
0.569 false
0.686 false
0.803 false
0.904 false
0.969 false
1.029 false
1.073 false
1.113 false
1.152 false
1.167 false
1.168 false
1.164 false
1.144 false
1.104 false
1.049 false
0.992 false
0.874 false
0.73 false
0.581 false
0.422 false
0.264 false
0.11 false
-0.032 false
-0.169 false
-0.274 false
-0.34 false
-0.383 false
-0.385 false
-0.366 false
-0.325 false
-0.31 false
-0.276 false
-0.248 false
-0.242 false
-0.241 false
-0.226 false
-0.235 false
-0.25 false
-0.308 false
-0.347 false
-0.362 false
-0.354 false
-0.313 false
-0.247 false
-0.153 false
-0.029 false
0.086 false
0.202 false
0.317 false
0.425 false
0.529 false
0.633 false
0.712 false
0.786 false
0.842 false
0.892 false
0.933 false
0.963 false
0.996 false
1.006 false
1.007 false
0.996 false
0.971 false
0.941 false
0.899 false
0.825 false
0.717 false
0.594 false
0.457 false
0.323 false
0.181 false
0.05 false
-0.067 false
-0.179 false
-0.274 false
-0.324 false
-0.343 false
-0.334 false
-0.312 false
-0.276 false
-0.231 false
-0.194 false
-0.158 false
-0.15 false
-0.138 false
-0.13 false
-0.133 false
-0.127 false
-0.16 false
-0.208 false
-0.232 false
-0.228 false
-0.193 false
-0.117 false
-0.038 false
0.043 false
0.149 false
0.244 false
0.354 false
0.451 false
0.544 false
0.634 false
0.715 false
0.787 false
0.846 false
0.882 false
0.939 false
0.97 false
0.991 false
1.008 false
1.008 false
1 false
0.985 false
0.964 false
0.897 false
0.828 false
0.752 false
0.644 false
0.519 false
0.395 false
0.273 false
0.16 false
0.063 false
-0.045 false
-0.123 false
-0.187 false
-0.2 false
-0.207 false
-0.181 false
-0.167 false
-0.159 false
-0.12 false
-0.1 false
-0.13 false
-0.122 false
-0.137 false
-0.138 false
-0.16 false
-0.213 false
-0.256 false
-0.273 false
-0.258 false
-0.226 false
-0.167 false
-0.093 false
-0.019 false
0.073 false
0.154 false
0.248 false
0.332 false
0.435 false
0.506 false
0.58 false
0.637 false
0.687 false
0.736 false
0.794 false
0.83 false
0.844 false
0.853 false
0.855 false
0.849 false
0.835 false
0.807 false
0.755 false
0.682 false
0.602 false
0.5 false
0.388 false
0.278 false
0.174 false
0.088 false
0.009 false
-0.059 false
-0.113 false
-0.133 false
-0.115 false
-0.111 false
-0.098 false
-0.05 false
-0.035 false
-0.032 false
-0.025 false
-0.029 false
-0.05 false
-0.051 false
-0.089 false
-0.119 false
-0.146 false
-0.185 false
-0.234 false
-0.237 false
-0.197 false
-0.154 false
-0.073 false
0.017 false
0.063 false
0.132 false
0.217 false
0.3 false
0.392 false
0.452 false
0.508 false
0.571 false
0.609 false
0.661 false
0.731 false
0.782 false
0.79 false
0.789 false
0.814 false
0.812 false
0.8 false
0.808 false
0.765 false
0.681 false
0.566 false
0.487 false
0.421 false
0.308 false
0.2 false
0.112 false
0.035 false
-0.006 false
-0.031 false
-0.047 false
-0.07 false
-0.072 false
-0.032 false
0.01 false
0.026 false
0.036 false
0.041 false
0.015 false
0.006 false
0.016 false
0.02 false
-0.009 false
-0.067 false
-0.115 false
-0.145 false
-0.133 false
-0.132 false
-0.12 false
-0.11 false
-0.049 false
0.016 false
0.087 false
0.149 false
0.194 false
0.25 false
0.291 false
0.347 false
0.417 false
0.481 false
0.498 false
0.519 false
0.578 false
0.632 false
0.683 false
0.699 false
0.696 false
0.657 false
0.664 false
0.651 false
0.613 false
0.506 false
0.419 false
0.321 false
0.242 false
0.188 false
0.134 false
0.038 false
0.002 false
-0.03 false
-0.069 false
-0.08 false
-0.072 false
-0.016 false
0.027 false
0.031 false
0.059 false
0.099 false
0.118 false
0.15 false
0.158 false
0.152 false
0.164 false
0.14 false
0.104 false
0.097 false
0.071 false
0.093 false
0.079 false
0.094 false
0.145 false
0.206 false

Forecast data




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