The warning is in effect for Thursday afternoon and evening. Rainfall amounts of 30-60 millimetres are expected in several places.
"Roads and viaducts may flood, avoid driving through bodies of water," the authority writes on its website.
SMHI issues yellow warning for torrential rain and thunderstorms in eastern Norrland
SMHI has issued a yellow warning for torrential rain combined with thunderstorms in large parts of eastern Norrland.
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