Open weather data for humans.
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Updated
Nov 3, 2026 - Python
Open weather data for humans.
SMHI (Swedish Meteorological and Hydrological Institute) Weather Warnings & Alerts
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
MCP server for querying Swedish government data via Apiverket.se API
Unofficial SMHI Connect IQ widget
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
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)
ASP.NET Core Web API for SMHI weather observations with Auth0 authentication
Swedish Meteorological and Hydrological Institute Weather API Wrapper in GO
Home Assistant custom component for waterflow levels in Sweden, leveraging SMHI data from vattenwebb.smhi.se
Nordic weather MCP server: national station observations, FMI and MET Nordic forecasts, official warnings in 8 Nordic and Baltic countries, sea level and waves, Finnish lakes and road weather, radar nowcast, aurora, air quality with pollen. No API keys required.
An Homeassistant integration that calculates the meterelogical season according to SMHI based of your temperature sensor.
Security-first, strongly typed Rust SDK ecosystem for Swedish public APIs and open government data, with reusable agency crates, no_std support where practical, and legal, respectful API usage by design.
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