Wayne
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I just did some research on Doppler Radar installations (for weather scanning), and discovered they can be very problematic for people who are neurologically sensitive. Here's what I learned from ChatGPT. People with ME/CFS are specifically mentioned.
What hours do NEXRAD Doppler Radars operate?
Do some people claim to be affected by Doppler/NEXRAD radars?
️ Common claims from self-identified radar-sensitive folks:
Based on anecdotal reports and forums, people who claim to experience negative effects from Doppler/NEXRAD radars often report symptoms at distances ranging from a few miles to 25+ miles away — sometimes even farther.
Close proximity (0–2 miles):
Suburban range (2–10 miles):
Longer range (10–25+ miles):
Key factors that affect sensitivity or perception:
A few anecdotal examples:

24/7/365.
NEXRAD radars are always running, scanning the atmosphere every 4 to 10 minutes, depending on the radar's operating mode (which changes based on weather conditions like clear skies vs. stormy).
They’re part of a national warning system, so continuous operation is essential.

Yes, there’s a subset of people who say they feel physical or mental effects from radar systems, especially electromagnetic-sensitive individuals. Here's a quick rundown:

- Headaches, pressure in the head
- Brain fog or mental fatigue
- Heart palpitations or anxiety
- Sleep disturbances
- Tingling or buzzing sensations
Most mainstream science considers these non-ionizing electromagnetic fields (like those from radar or Wi-Fi) to be too weak to cause biological harm, but that doesn't mean people aren't experiencing something — especially those who identify with EHS (Electromagnetic Hypersensitivity) or have conditions like ME/CFS, MCAS, or neurological sensitivities.
[MY QUESTION] --How far away from doppler radar installations do people claim to experience negative effects?
ChatGPT said:
That’s a fascinating and very relevant question, especially for people with sensitive systems.

Here’s a breakdown from what people report:

- These people are typically very close to the radar dome (white "golf ball" structure).
- Some report intense pressure in the head, palpitations, or a buzzing/humming feeling.
- Rarely, utility workers or residents living near radar installations have spoken out.
Example: A few reports on forums like the Electromagnetic Sensitive Support Group or RadarWeatherModDiscussion describe immediate discomfort when driving within a mile or two of a radar site.

- Still well within the near-field zone of the radar beam — depending on elevation angle and terrain.
- Some people living in nearby towns report intermittent headaches, sleep disturbances, or mood changes that correlate with stormy weather — when radar is scanning more often.
- In flat terrain (like parts of Minnesota), the beam may pass closer to ground level at greater distances.

- At this distance, you’re likely not in the main beam, especially at lower tilt angles (which stay close to the horizon).
- However, some people still report effects, possibly due to:
- Side lobes of the beam
- Atmospheric ducting/reflection
- Interference with EM-sensitive biology

Factor | How it Matters |
---|---|
Line of Sight | If you're in direct line of sight to the radar dish, even at 20+ miles, you might occasionally catch part of the beam. |
Elevation of the Beam | Radar beams angle upward — often 0.5° to 10° — so they pass well above ground level after just a few miles. |
Beam Power (ERP) | These are high-power radars (up to 750 kW peak), though they pulse very briefly and narrowly. |
Personal Sensitivity | People with ME/CFS, EHS, MCAS, or vestibular disorders may be more likely to notice subtle EM or pressure shifts. |

- A woman in Oklahoma said she had migraines “only when the radar was active,” 12 miles from a NEXRAD site.
- A Minnesota resident described “restless energy, insomnia, and internal shaking” in sync with weather scans, despite being 20+ miles away — but only on stormy days.