Koskamo

Zovo Tide Tables MCP

Generates printable monthly tide calendars, tide charts, and CSV/ICS files from NOAA CO-OPS predictions. It highlights low tides based on specific criteria like height or daylight hours for US coastal stations.

Endpoint and access

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Zovo Tide Tables MCP logo, by ZovoCommunity listingStreamable HTTPNo sign-inEndpoint checked 2026-11-08Published by Zovo
MCP endpoint (Streamable HTTP)
https://tide-tables.zovo.one/mcp
Vendor documentation

What its tools do

2 tools, grouped by the hints the server advertises. Hints are self-declared, not verified behavior.

2 of 2 have a description · 2 of 2 declare behavior hints · 2 of 2 with parameters document them all

Checks and signals

Each line is separate evidence, not a trust score.

  • Passed Endpoint answered the live check ·
  • Availability 1 of 1 checks passed in 30 days

What you can do with it

  • Generate a tide calendar for a specific US location and month
  • Find low tides below a certain height during daylight hours
  • Export tide data as CSV or ICS calendar files
  • Print tide tables in Letter or A4 format

Source and maintenance

Community listingRegistry 1.0.0

Protocol and capabilities

Server
tide-tables 1.0.0
MCP protocol negotiated in check
2025-11-25
Tools
2 advertised
Resources
1 advertised
Resource templates
1 advertised
Prompts
Not advertised
Server-advertised capabilities
{
  "tools": {
    "listChanged": true
  },
  "resources": {
    "listChanged": true
  }
}

Server-provided instructions

Untrusted server output shown for inspection. It is not Koskamo guidance and is excluded from knowledge search.

Zovo Tide Tables makes printable monthly tide calendars from NOAA CO-OPS tide predictions for US stations: high and low times and heights, sunrise and sunset, with PDF, CSV and ICS files. Find a station with find_tide_stations, then call generate_tide_calendar.

Tools

2 advertised

find_tide_stations — Find tide stations
Advertised by the server during the last successful anonymous check.
Advertised read-only

Use this when the user names a US coastal place and needs the NOAA tide prediction station to use for a tide table. Takes a city or town (US places of about 15,000 people or more), a station name, or a NOAA station id, and returns the nearest stations with distance in miles. Does not return tide times; use generate_tide_calendar for those. Does not cover places outside the NOAA CO-OPS station list.

find_tide_stations input schema
{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "place"
  ],
  "properties": {
    "limit": {
      "type": "integer",
      "maximum": 9007199254740991,
      "minimum": -9007199254740991,
      "description": "How many stations to return, 1 to 10. Default 5, e.g. 5."
    },
    "place": {
      "type": "string",
      "maxLength": 200,
      "description": "A US coastal city or town, a NOAA tide station name, or a NOAA station id. Add the state after a comma if you know it, e.g. Monterey, CA or Montauk or 9414290."
    },
    "state": {
      "type": "string",
      "maxLength": 30,
      "description": "Optional two-letter US state or territory code to narrow the search, e.g. FL."
    }
  }
}
find_tide_stations output schema
{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "query",
    "state",
    "matched_city",
    "stations",
    "name_matches",
    "note",
    "source"
  ],
  "properties": {
    "note": {
      "type": "string"
    },
    "query": {
      "type": "string"
    },
    "state": {
      "type": "string"
    },
    "source": {
      "type": "string"
    },
    "stations": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "id",
          "name",
          "state",
          "kind",
          "reference_station",
          "distance_mi",
          "lat",
          "lon"
        ],
        "properties": {
          "id": {
            "type": "string"
          },
          "lat": {
            "type": "number"
          },
          "lon": {
            "type": "number"
          },
          "kind": {
            "type": "string"
          },
          "name": {
            "type": "string"
          },
          "state": {
            "type": "string"
          },
          "distance_mi": {
            "type": [
              "number",
              "null"
            ]
          },
          "reference_station": {
            "type": "string"
          }
        },
        "additionalProperties": false
      }
    },
    "matched_city": {
      "anyOf": [
        {
          "type": "object",
          "required": [
            "name",
            "state"
          ],
          "properties": {
            "name": {
              "type": "string"
            },
            "state": {
              "type": "string"
            }
          },
          "additionalProperties": false
        },
        {
          "type": "null"
        }
      ]
    },
    "name_matches": {
      "type": "number"
    }
  },
  "additionalProperties": false
}
find_tide_stations annotations
{
  "title": "Find tide stations",
  "readOnlyHint": true,
  "openWorldHint": false,
  "idempotentHint": true,
  "destructiveHint": false
}
generate_tide_calendar — Generate tide calendar
Advertised by the server during the last successful anonymous check.
Advertised read-onlyOpen-world

Use this when the user wants a tide table, tide calendar or tide times for a NOAA station for a month or up to 31 days: high and low times and heights (MLLW, ft or m, local time), sunrise and sunset, an optional low-tide filter, a printable PDF calendar (Letter and A4), CSV and ICS calendar files. Data is NOAA CO-OPS predictions (fetched from NOAA, cached up to 24 hours), not observations. Needs a NOAA station id (get one from find_tide_stations). Does not give currents, surf, weather or observed water levels.

generate_tide_calendar input schema
{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "station_id"
  ],
  "properties": {
    "month": {
      "type": "string",
      "maxLength": 20,
      "description": "Calendar month as YYYY-MM, e.g. 2026-12. Use this or start_date and end_date."
    },
    "units": {
      "enum": [
        "ft",
        "m"
      ],
      "type": "string",
      "description": "Height units: ft (default) or m, e.g. ft."
    },
    "end_date": {
      "type": "string",
      "maxLength": 20,
      "description": "Last day as YYYY-MM-DD (inclusive), e.g. 2027-01-05."
    },
    "start_date": {
      "type": "string",
      "maxLength": 20,
      "description": "First day as YYYY-MM-DD, e.g. 2026-12-20. Needs end_date; at most 31 days in total."
    },
    "station_id": {
      "type": "string",
      "maxLength": 20,
      "description": "NOAA tide station id from find_tide_stations: 7 digits, or 3 letters and 4 digits for some subordinate stations, e.g. 9414290 or TPT2799."
    },
    "low_tide_filter": {
      "type": "object",
      "properties": {
        "to_hour": {
          "type": "integer",
          "maximum": 9007199254740991,
          "minimum": -9007199254740991,
          "description": "Latest local hour 1-24, e.g. 11."
        },
        "from_hour": {
          "type": "integer",
          "maximum": 9007199254740991,
          "minimum": -9007199254740991,
          "description": "Earliest local hour 0-23, e.g. 6."
        },
        "max_height": {
          "type": "number",
          "description": "Only low tides at or below this height (same units), e.g. 0.5."
        },
        "daylight_only": {
          "type": "boolean",
          "description": "Only low tides between sunrise and sunset, e.g. true."
        }
      },
      "description": "Optional: highlight low tides that fit a plan such as tide pooling or clamming, e.g. {\"max_height\":0,\"daylight_only\":true}."
    }
  }
}
generate_tide_calendar output schema
{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "station",
    "period",
    "units",
    "datum",
    "time_zones",
    "summary",
    "filter",
    "windows",
    "days",
    "days_shown",
    "note",
    "source",
    "downloads"
  ],
  "properties": {
    "days": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "date",
          "weekday",
          "tides",
          "sunrise",
          "sunset",
          "clock_change"
        ],
        "properties": {
          "date": {
            "type": "string"
          },
          "tides": {
            "type": "array",
            "items": {
              "type": "string"
            }
          },
          "sunset": {
            "type": "string"
          },
          "sunrise": {
            "type": "string"
          },
          "weekday": {
            "type": "string"
          },
          "clock_change": {
            "type": "boolean"
          }
        },
        "additionalProperties": false
      }
    },
    "note": {
      "type": "string"
    },
    "datum": {
      "type": "string"
    },
    "units": {
      "type": "string"
    },
    "filter": {
      "type": "string"
    },
    "period": {
      "type": "object",
      "required": [
        "start",
        "end",
        "days",
        "label"
      ],
      "properties": {
        "end": {
          "type": "string"
        },
        "days": {
          "type": "number"
        },
        "label": {
          "type": "string"
        },
        "start": {
          "type": "string"
        }
      },
      "additionalProperties": false
    },
    "source": {
      "type": "object",
      "required": [
        "name",
        "url",
        "api",
        "retrieved_utc"
      ],
      "properties": {
        "api": {
          "type": "string"
        },
        "url": {
          "type": "string"
        },
        "name": {
          "type": "string"
        },
        "retrieved_utc": {
          "type": "string"
        }
      },
      "additionalProperties": false
    },
    "station": {
      "type": "object",
      "required": [
        "id",
        "name",
        "state",
        "kind",
        "lat",
        "lon"
      ],
      "properties": {
        "id": {
          "type": "string"
        },
        "lat": {
          "type": "number"
        },
        "lon": {
          "type": "number"
        },
        "kind": {
          "type": "string"
        },
        "name": {
          "type": "string"
        },
        "state": {
          "type": "string"
        }
      },
      "additionalProperties": false
    },
    "summary": {
      "type": "object",
      "required": [
        "highs",
        "lows",
        "lowest_low",
        "highest_high",
        "matching_lows"
      ],
      "properties": {
        "lows": {
          "type": "number"
        },
        "highs": {
          "type": "number"
        },
        "lowest_low": {
          "anyOf": [
            {
              "type": "object",
              "required": [
                "date",
                "time",
                "height"
              ],
              "properties": {
                "date": {
                  "type": "string"
                },
                "time": {
                  "type": "string"
                },
                "height": {
                  "type": "string"
                }
              },
              "additionalProperties": false
            },
            {
              "type": "null"
            }
          ]
        },
        "highest_high": {
          "anyOf": [
            {
              "type": "object",
              "required": [
                "date",
                "time",
                "height"
              ],
              "properties": {
                "date": {
                  "type": "string"
                },
                "time": {
                  "type": "string"
                },
                "height": {
                  "type": "string"
                }
              },
              "additionalProperties": false
            },
            {
              "type": "null"
            }
          ]
        },
        "matching_lows": {
          "type": [
            "number",
            "null"
          ]
        }
      },
      "additionalProperties": false
    },
    "windows": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "date",
          "time",
          "height"
        ],
        "properties": {
          "date": {
            "type": "string"
          },
          "time": {
            "type": "string"
          },
          "height": {
            "type": "string"
          }
        },
        "additionalProperties": false
      }
    },
    "downloads": {
      "type": "object",
      "required": [
        "pdf_letter",
        "pdf_a4",
        "csv",
        "ics_all",
        "ics_lows"
      ],
      "properties": {
        "csv": {
          "type": "string"
        },
        "pdf_a4": {
          "type": "string"
        },
        "ics_all": {
          "type": "string"
        },
        "ics_lows": {
          "type": "string"
        },
        "pdf_letter": {
          "type": "string"
        }
      },
      "additionalProperties": false
    },
    "days_shown": {
      "type": "number"
    },
    "time_zones": {
      "type": "array",
      "items": {
        "type": "string"
      }
    }
  },
  "additionalProperties": false
}
generate_tide_calendar annotations
{
  "title": "Generate tide calendar",
  "readOnlyHint": true,
  "openWorldHint": true,
  "idempotentHint": true,
  "destructiveHint": false
}

Prompts

Not advertised

No prompt definitions available.

Resources

1 advertised

tide-tables-widget — Zovo Tide Tables view

Advertised by the server during the last successful anonymous check.

Interactive view for Zovo Tide Tables.

tide-tables-widget URI
ui://widget/tide-tables-1-1.0.0-edc547ac5c3197a5bd135091a58230e966a879d6085f824c33ab5b89dc465405.html

MIME type: text/html;profile=mcp-app

tide-tables-widget-legacy — Zovo Tide Tables view (previous versions)

Advertised by the server during the last successful anonymous check.

tide-tables-widget-legacy URI template
ui://widget/tide-tables-{version}.html

MIME type: text/html;profile=mcp-app

30-day availability

Aggregated from read-only remote checks; this is not a tool-execution or security guarantee.

Successful checks
1 of 1 (100%)
Average latency
446 ms
95th percentile latency
446 ms

Maintenance history

Public check and source-refresh events. Editorial and ownership records remain private.

  • · probe · passed · 446 ms · metadata changed · 2 tool(s), 1 resource(s), 1 resource template(s)

Connect from your client

Each snippet registers the same endpoint; pick the client you use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Claude Code

Run this once in a terminal. It registers the remote server. Use --scope project to write .mcp.json for the repo.
Claude Code configuration
claude mcp add --transport http zovo-tide-tables-mcp https://tide-tables.zovo.one/mcp

Codex

Run this once. Codex stores MCP servers in ~/.codex/config.toml (or .codex/config.toml in a trusted project).
Codex configuration
codex mcp add zovo-tide-tables-mcp --url https://tide-tables.zovo.one/mcp

Cursor

Merge this server into .cursor/mcp.json in your project, then enable zovo-tide-tables-mcp in your MCP settings.
Cursor configuration
{
  "mcpServers": {
    "zovo-tide-tables-mcp": {
      "url": "https://tide-tables.zovo.one/mcp"
    }
  }
}

Cline

Merge this into cline_mcp_settings.json (Cline → MCP Servers → Configure).
Cline configuration
{
  "mcpServers": {
    "zovo-tide-tables-mcp": {
      "type": "streamableHttp",
      "url": "https://tide-tables.zovo.one/mcp",
      "disabled": false
    }
  }
}

VS Code

Merge this server into .vscode/mcp.json. Use MCP: List Servers to start zovo-tide-tables-mcp and inspect its tools.
VS Code configuration
{
  "servers": {
    "zovo-tide-tables-mcp": {
      "type": "http",
      "url": "https://tide-tables.zovo.one/mcp"
    }
  }
}

Gemini CLI

Run this once. It writes .gemini/settings.json in the current project; pass --scope user for ~/.gemini/settings.json.
Gemini CLI configuration
gemini mcp add --transport http zovo-tide-tables-mcp https://tide-tables.zovo.one/mcp

Claude Desktop

Open Claude Settings > Connectors > Add custom connector, enter this server URL and enable it for the conversation. This is a manual remote-connector handoff, not a desktop JSON configuration.
Claude Desktop configuration
https://tide-tables.zovo.one/mcp

Windsurf

Merge this into ~/.codeium/windsurf/mcp_config.json, then refresh MCP in Cascade. Windsurf remote servers use serverUrl, not url.
Windsurf configuration
{
  "mcpServers": {
    "zovo-tide-tables-mcp": {
      "serverUrl": "https://tide-tables.zovo.one/mcp"
    }
  }
}

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