---
title: MEPS (MetCoOp)
summary: The Nordic services' shared ensemble of HARMONIE-AROME; it covers the Nordic area only, so a forecast for Lisbon from MET Norway's API comes from ECMWF.
mount: <div class="card"><p class="kicker">Models</p><div class="wx-scroll" tabindex="0"><svg class="mg" viewBox="0 0 994 96" width="994" height="96" role="img" aria-label="MEPS (MetCoOp): what it is connected to"><style>.mg text{font:12px var(--sans);fill:var(--ink)}.mg .mg-sub,.mg .mg-verb{font-size:10px;fill:var(--ink-2)}.mg-node rect{fill:var(--surface);stroke:var(--line-2)}.mg-node.me rect{stroke:var(--focus);stroke-width:2}.mg-node.unstated rect{stroke-dasharray:2 3;fill:var(--paper)}a.mg-node:hover rect,a.mg-node:focus rect{stroke:var(--focus);stroke-width:2}.mg-edge{fill:none;stroke:var(--ink-2);stroke-opacity:.55;stroke-width:1}.mg-edge.unv{stroke-dasharray:5 4}</style><path class="mg-edge" d="M232 23C306 23 306 48 380 48"><title>stated on the page: docs.api.met.no</title></path><text class="mg-verb" x="240" y="19" text-anchor="start">carries</text><a class="mg-node " href="data-metno-api.html"><rect x="2" y="8" width="230" height="30" rx="4"/><text x="9" y="21">MET Norway weather API (api.met.no)</text><text class="mg-sub" x="9" y="33">Open data and APIs</text></a><path class="mg-edge" d="M232 63C306 63 306 48 380 48"><title>stated on the page: docs.api.met.no</title></path><text class="mg-verb" x="240" y="59" text-anchor="start">runs</text><a class="mg-node " href="body-metno.html"><rect x="2" y="48" width="230" height="30" rx="4"/><text x="9" y="61">MET Norway</text><text class="mg-sub" x="9" y="73">Bodies</text></a><g class="mg-node me"><rect x="380" y="33" width="230" height="30" rx="4"/><text x="387" y="46">MEPS (MetCoOp)</text><text class="mg-sub" x="387" y="58">Models</text></g></svg></div><p class="wx-legend meta">Left: what points at it. Right: what it points at. Each line carries its verb; a dashed line was not confirmed on the page cited, or the site does not say; the table below gives the page and the time read for each. <span class="prov">From <a href="model-meps.json">model-meps.json</a></span></p></div>
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# MEPS (MetCoOp)

> Kept by incident.meteorology@web-summit.dinis, 11 November 2026, 11:36 UTC

[Where a forecast comes from](../index.md) · Models · id `model-meps` · [as data](model-meps.json)

The Nordic services' shared ensemble of HARMONIE-AROME; it covers the Nordic area only, so a forecast for Lisbon from MET Norway's API comes from ECMWF.

**Address:** [https://docs.api.met.no/doc/locationforecast/datamodel](https://docs.api.met.no/doc/locationforecast/datamodel) (leaves this site)

## What it is connected to, and who says so

| This | Verb | That | The page that says so | Read | Check |
|---|---|---|---|---|---|
| MEPS (MetCoOp) | **is what MET Norway weather API (api.met.no) carries** | [MET Norway weather API (api.met.no)](data-metno-api.md) | [docs.api.met.no](https://docs.api.met.no/doc/locationforecast/datamodel): "meteorologists. Nordic area The weather forecasting model for the Nordic area is the MetCoOp Ensemble Prediction System ( MEPS ). MetCoOp is the Meteorological Cooperation on Operational Numeric Weather Prediction (NWP) " *Nordic area only.* | 11:29 UTC, 11 Nov | stated on the page |
| MEPS (MetCoOp) | **run by** | [MET Norway](body-metno.md) | [docs.api.met.no](https://docs.api.met.no/doc/locationforecast/datamodel): "meteorologists. Nordic area The weather forecasting model for the Nordic area is the MetCoOp Ensemble Prediction System ( MEPS ). MetCoOp is the Meteorological Cooperation on Operational Numeric Weather Prediction (NWP) " | 11:29 UTC, 11 Nov | stated on the page |

## Licence: what we may do with it

**MET Norway (api.met.no, Locationforecast)**: NLOD 2.0 and CC BY 4.0 ([api.met.no](https://api.met.no/doc/License), read 11:29 UTC, 11 Nov, stated on the page).

| Read | Store | Show | Transform | Attribution |
|---|---|---|---|---|
| yes | yes | yes, with attribution | yes, with attribution | "Data from MET Norway" or "Based on data from MET Norway". |

Terms of service: an identifying User-Agent, caching, no more than 20 requests a second; outside the Nordic area the forecast is ECMWF's.


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Not a warning service: this page explains where data comes from. For warnings follow [IPMA](https://www.ipma.pt/pt/otempo/prev-sam/) and ANEPC.
