Severe Weather in Los Angeles County

Severe Weather risk reflects the likelihood and health impact of weather hazards in a given area — including extreme heat, extreme cold, heavy precipitation, high winds, thunderstorms, and other severe events that could affect health and safety.

Severe Weather risk in Los Angeles County is reported as a weekly score on a four-point scale: Low, Moderate, High, and Very High. The score reflects the modeled burden of Severe Weather at the county level, validated against public health data from CDC, HHS, NOAA, and other authoritative sources. Methodology details are available at https://www.hubbubworld.com/intelligence#methodology.

Hubbub World develops proprietary models on top of the underlying surveillance, environmental, and weather data to produce comparable risk scores across all U.S. counties. Each of the seven risks is reported on a four-point scale (Low, Moderate, High, Very High) so the scores are interpretable without needing the raw underlying numbers. The full methodology — including the modeling approach, validation against authoritative sources, and known limitations — is documented at https://www.hubbubworld.com/intelligence#methodology. The health risk data on Hubbub World is for informational purposes only and does not constitute medical advice. Always consult a healthcare professional for personal health decisions.

Current Severe Weather risk levels and 30-day forecasts for Los Angeles County are exclusive to the bub app, available free on iOS, Android, and Apple Watch at https://bub.hubbubworld.com. This web page is the six-week historical archive — the bub app is where today's data and forecasts live.

This page shows the six-week weekly history for Los Angeles County as a heatmap. To compare Los Angeles County against other counties in California, visit the California state page on this hub — it links to every county. For an interactive map view that compares all counties side by side, get the bub app at https://bub.hubbubworld.com.