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Tidal level Dorset Coast at Portland

Check for flood warnings in this area

Latest recorded level 1.02m at 5:00am Saturday 8 May 2021.

Tidal levels at this location in the last 5 days

Now
  • Measured level
  • Highest level on record 2.02m

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Observed data

DateTime Value Error
1.019 false
0.993 false
0.927 false
0.867 false
0.774 false
0.67 false
0.55 false
0.465 false
0.371 false
0.286 false
0.184 false
0.123 false
0.085 false
0.068 false
0.071 false
0.073 false
0.081 false
0.092 false
0.107 false
0.098 false
0.076 false
0.07 false
0.039 false
0.02 false
-0.033 false
-0.065 false
-0.098 false
-0.147 false
-0.183 false
-0.186 false
-0.159 false
-0.094 false
-0.012 false
0.041 false
0.092 false
0.169 false
0.237 false
0.33 false
0.409 false
0.479 false
0.526 false
0.572 false
0.61 false
0.664 false
0.715 false
0.744 false
0.756 false
0.736 false
0.744 false
0.728 false
0.711 false
0.672 false
0.601 false
0.528 false
0.417 false
0.34 false
0.252 false
0.139 false
0.04 false
-0.042 false
-0.095 false
-0.153 false
-0.198 false
-0.211 false
-0.23 false
-0.215 false
-0.194 false
-0.191 false
-0.186 false
-0.17 false
-0.195 false
-0.21 false
-0.222 false
-0.225 false
-0.248 false
-0.273 false
-0.312 false
-0.335 false
-0.322 false
-0.292 false
-0.245 false
-0.218 false
-0.158 false
-0.089 false
-0.006 false
0.052 false
0.138 false
0.192 false
0.277 false
0.367 false
0.423 false
0.478 false
0.521 false
0.572 false
0.631 false
0.67 false
0.707 false
0.717 false
0.703 false
0.711 false
0.698 false
0.677 false
0.644 false
0.599 false
0.534 false
0.454 false
0.38 false
0.301 false
0.225 false
0.176 false
0.137 false
0.095 false
0.066 false
0.049 false
0.061 false
0.07 false
0.08 false
0.101 false
0.106 false
0.116 false
0.106 false
0.077 false
0.059 false
0.046 false
0.032 false
-0.012 false
-0.063 false
-0.095 false
-0.096 false
-0.083 false
-0.071 false
-0.052 false
-0.028 false
0.015 false
0.067 false
0.114 false
0.176 false
0.228 false
0.265 false
0.315 false
0.381 false
0.423 false
0.483 false
0.514 false
0.557 false
0.573 false
0.584 false
0.613 false
0.638 false
0.625 false
0.617 false
0.574 false
0.529 false
0.491 false
0.423 false
0.331 false
0.291 false
0.215 false
0.133 false
0.08 false
0.033 false
0.007 false
-0.008 false
-0.026 false
-0.055 false
-0.049 false
-0.037 false
-0.012 false
0.008 false
-0.013 false
-0.025 false
-0.067 false
-0.055 false
-0.053 false
-0.108 false
-0.135 false
-0.158 false
-0.142 false
-0.151 false
-0.168 false
-0.15 false
-0.094 false
-0.062 false
-0.031 false
0.013 false
0.063 false
0.097 false
0.167 false
0.214 false
0.235 false
0.342 false
0.399 false
0.426 false
0.466 false
0.539 false
0.575 false
0.622 false
0.672 false
0.676 false
0.67 false
0.692 false
0.681 false
0.668 false
0.608 false
0.562 false
0.52 false
0.496 false
0.435 false
0.364 false
0.332 false
0.317 false
0.312 false
0.278 false
0.285 false
0.293 false
0.304 false
0.322 false
0.36 false
0.386 false
0.379 false
0.328 false
0.319 false
0.308 false
0.296 false
0.264 false
0.204 false
0.165 false
0.114 false
0.061 false
0.048 false
0.061 false
0.044 false
0.037 false
0.042 false
0.104 false
0.106 false
0.159 false
0.186 false
0.206 false
0.228 false
0.258 false
0.309 false
0.343 false
0.377 false
0.39 false
0.428 false
0.475 false
0.511 false
0.512 false
0.518 false
0.514 false
0.49 false
0.447 false
0.421 false
0.384 false
0.315 false
0.269 false
0.2 false
0.112 false
0.092 false
0.039 false
0.017 false
0.011 false
-0.006 false
-0.013 false
-0.013 false
-0.007 false
0.003 false
0.04 false
0.044 false
0.071 false
0.052 false
0.067 false
0.066 false
0.027 false
0.02 false
-0.003 false
0.005 false
0.006 false
-0.038 false
-0.049 false
-0.04 false
-0.024 false
0.008 false
0.037 false
0.056 false
0.109 false
0.167 false
0.203 false
0.226 false
0.295 false
0.337 false
0.405 false
0.462 false
0.504 false
0.552 false
0.598 false
0.626 false
0.671 false
0.699 false
0.714 false
0.736 false
0.749 false
0.73 false
0.735 false
0.688 false
0.643 false
0.598 false
0.572 false
0.531 false
0.479 false
0.484 false
0.454 false
0.427 false
0.426 false
0.425 false
0.427 false
0.446 false
0.444 false
0.471 false
0.486 false
0.509 false
0.457 false
0.458 false
0.456 false
0.431 false
0.4 false
0.324 false
0.259 false
0.251 false
0.204 false
0.16 false
0.122 false
0.111 false
0.097 false
0.085 false
0.1 false
0.104 false
0.128 false
0.151 false
0.192 false
0.212 false
0.249 false
0.286 false
0.312 false
0.34 false
0.369 false
0.38 false
0.397 false
0.44 false
0.439 false
0.395 false
0.415 false
0.382 false
0.371 false
0.349 false
0.285 false
0.213 false
0.176 false
0.089 false
0.042 false
-0.006 false
-0.032 false
-0.114 false
-0.108 false
-0.186 false
-0.226 false
-0.283 false
-0.237 false
-0.298 false
-0.313 false
-0.31 false
-0.355 false
-0.354 false
-0.364 false
-0.381 false
-0.368 false
-0.379 false
-0.367 false
-0.38 false
-0.345 false
-0.296 false
-0.27 false
-0.228 false
-0.156 false
-0.084 false
-0.023 false
0.055 false
0.136 false
0.232 false
0.264 false
0.336 false
0.379 false
0.486 false
0.541 false
0.597 false
0.64 false
0.69 false
0.722 false
0.782 false
0.835 false
0.829 false
0.813 false
0.84 false
0.82 false
0.833 false
0.785 false
0.748 false
0.723 false
0.712 false
0.703 false
0.633 false
0.629 false
0.552 false
0.518 false
0.524 false
0.499 false
0.517 false
0.5 false
0.535 false
0.557 false
0.509 false
0.51 false
0.475 false
0.43 false
0.394 false
0.34 false
0.282 false
0.209 false
0.138 false
0.035 false
-0.032 false
-0.049 false
-0.046 false
-0.049 false
-0.022 false
0 false
0.032 false
0.053 false
0.102 false
0.146 false
0.214 false
0.29 false
0.342 false
0.362 false
0.407 false
0.464 false
0.515 false
0.552 false
0.59 false
0.606 false
0.6 false
0.601 false
0.603 false
0.569 false
0.528 false
0.449 false
0.386 false
0.304 false
0.219 false
0.125 false
0.024 false
-0.049 false
-0.104 false
-0.167 false
-0.209 false
-0.234 false
-0.248 false
-0.238 false
-0.207 false
-0.182 false
-0.155 false
-0.16 false
-0.143 false
-0.149 false
-0.154 false
-0.169 false
-0.199 false
-0.227 false
-0.285 false

Forecast data




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