Outdoor siren warning to be tested Monday
Publicerad 7 mars 2022 Outdoor siren warning to be tested Monday 7 March at 15:00. Four times a year, on the first non-holiday Monday, the functioning of the "Important message to the public" (VMA) signal is checked via the outdoor warning system known as Hesa Fredrik (Hoarse Fredrik). Read more at: Hesa Fredrik to be tested Monday (msb.se)
https://www.psy.lu.se/artikel/outdoor-siren-warning-be-tested-monday - 2025-05-09