Hello from the outside: heat domes impeding radio and other signals in US midwest

Higher temperatures can cause radio, TV and microwave signals to travel hundreds of miles farther, upsetting communications It was 3am in north-east Indiana’s Huntington county when the outdoor emergency alarm went off on 1 July. The only issue?

First covered Jul 13, 2026 · 8:00 AM PT · 1 article

Coverage

1d Guardian Environment Hello from the outside: heat domes impeding radio and other signals in US midwest — Higher temperatures can cause radio, TV and microwave signals to travel hundreds of miles farther, upsetting communications It was 3am in north-east Indiana’s…

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Appeared in: 2026-07-14 (#18)

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