SMHI (Swedish Meteorological and Hydrological Institute) Weather Warnings & Alerts

SMHI climate data client.

Custom Card for SMHI Alert integration for Home Assistant

sondera is a python package providing clients for accessing Swedish hydrology and meteorology related open data. Data sources currently include SMHI open data API and SGU groundwater API.

Magic Mirror module that displays weather from SMHI hourly

Väderskuggan is a clean and intuitive weather application that provides real-time and upcoming weather data for Swedish locations. Built with modern web technologies, it offers a seamless experience across desktop and mobile devices. The application fetches weather data from SMHI’s Open Data API - Swedish Meteorological and Hydrological Institute

Unofficial SMHI Connect IQ widget

A simple service to get the current weather

SMHI Weather component for Home Assistant with 10 day weather forecast in Sweden (using their ODP API)

.NET Maui app that shows weather conditions along your Strava routes to make every bike ride or run enjoyable (or atleast make them suck less!).

MCP server for querying Swedish government data via Apiverket.se API

Gothenburg open-data MCP server — federates 15+ Swedish public APIs (Västtrafik, SMHI, Trafikverket, Polisen, Styr & Ställ, …) behind one Model Context Protocol endpoint. Technical Category winner — NVIDIA Build-a-Claw 2026.

jpOS Weather

Swedish Meteorological and Hydrological Institute Weather API Wrapper in GO

ASP.NET Core Web API for SMHI weather observations with Auth0 authentication

SMHI Open data thunder API client.

Proxy service for colorizing radar imagery from SMHI written in Rust

Home Assistant custom component for waterflow levels in Sweden, leveraging SMHI data from vattenwebb.smhi.se

Temperature today compared to yesterday

TypeScript client for the SMHI SNOW1gv1 open forecast API