Heat Index (Apparent Temperature)
Heat Index (Apparent Temperature) - a deterministic tool in Sophie Well's Clinical Scoring & Risk group.
Open the Heat Index (Apparent Temperature) → Runs in your browser. No signup, no tracking.
What this is
Heat Index (Apparent Temperature) is one of 230 deterministic tools in Sophie Well's Clinical Scoring & Risk group. Heat Index (Apparent Temperature) - a deterministic tool in Sophie Well's Clinical Scoring & Risk group.
When to use it
Use this tool when you need a quick, citable reference. Every calculation runs entirely in your browser - no inputs leave your device, no account is required, no AI is involved. The site enforces a strict Content Security Policy and ships no analytics or third-party CDN.
References
Rothfusz LP. The heat index equation. National Weather Service Technical Attachment SR 90-23. 1990. (NOAA Weather Prediction Center.) Read the source ↗
Worked example: Heat index 105.9 F — danger (103-124 F).
Sophie Well is a reference and educational tool. Not medical, legal, or financial advice. Does not replace clinician judgment, professional billing review, or legal counsel.