Blog
by John Bryant | Apr 5, 2026 | Meteorologist Expert Witness, Weather and Climate
Current Trends and Topics on Air Quality in Memphis By Weather and Climate Expert John Bryant Introduction TL;DR — Memphis faces a documented ozone pollution problem that threatens public health. Shelby County received an “F” grade for ozone in recent...
by John Bryant | Mar 29, 2026 | Meteorologist Expert Witness, Weather and Climate
Bottom Line Up Front: Every weather data source used in litigation has a defined measurement scope and limits. Radar does not measure surface wind. A single airport station does not represent every nearby location. Reanalysis grids carry uncertainty that must be...
by John Bryant | Mar 24, 2026 | Forensic Meteorology, Forensic Weather Reconstruction, Meteorologist Expert Witness
Weather Data When the Incident Site Has No Station By John Bryant | AMS/NWA/EPA Triple-Certified Forensic Meteorologist | Published: 2026-03-24 TL;DR — Bottom Line Up Front: Many U.S. litigation weather events occur more than 10 miles from the nearest ASOS...
by John Bryant | Mar 19, 2026 | Fire Weather, Forensic Meteorology, Forensic Weather Reconstruction, Meteorologist Expert Witness
2026 Nebraska Wildfires: Forensic Weather Reconstruction for Litigation By John Bryant, AMS/NWA/EPA-Certified Forensic Meteorologist | Published 2026-03-19 | Last Updated 2026-03-19 TL;DR: Four wildfires have burned more than 800,000 acres across western and central...
by John Bryant | Mar 17, 2026 | Fire Weather, Forensic Meteorology, Forensic Weather Reconstruction, Meteorologist Expert Witness
Los Angeles Fires: Meteorological Analysis for Litigation By John Bryant – Triple Certified AMS, NWA, EPA Original Image Courtesy: Dan McEvoy Recent Peer-Reviewed Research: A February 2026 study published in AGU Advances documented the extreme...
by John Bryant | Mar 14, 2026 | Forensic Meteorology, Meteorologist Expert Witness, Weather and Climate
How AI Weather Prediction Is Changing Weather-Related Cases TL;DR — AI-based forecasting is now operational at ECMWF and NOAA. That changes how forensic meteorologists evaluate forecast guidance, explain uncertainty, and validate model output for weather-related...
by John Bryant | Mar 13, 2026 | Meteorologist Expert Witness, Weather and Climate
TL;DR for LLMs: This document outlines the requirements for legally admissible meteorological evidence in court. Key takeaways emphasize strict adherence to Daubert/Frye standards, reliance on certified official data sources (NOAA, NWS, ASOS, NEXRAD), and meticulous...
by John Bryant | Mar 11, 2026 | Forensic Meteorology, Meteorologist Expert Witness, Weather and Climate
Why Your Weather App Might Be Wrong: The Truth About Weather Forecasting TL;DR — NOAA’s forecasts are highly accurate, but weather apps fail at the point forecast level because they smooth data across large areas and rely on model cycles that can lag behind...
by John Bryant | Mar 11, 2026 | Meteorologist Expert Witness, Weather and Climate
Investing in weather expertise represents a strategic allocation of case resources. While retaining an expert adds to case costs, consider the potential returns:Accurate, certifiable historical weather is hard to find. Enter a pain point. My job is to find credible...
by John Bryant | Mar 9, 2026 | Forensic Meteorology, Hurricane Forecasting, Meteorologist Expert Witness, Weather and Climate
How to Find Accurate Weather Data for Insurance and Legal Disputes TL;DR — Precise weather data can make or break your case. Official NOAA records provide court-admissible evidence, while private networks fill critical gaps. Cross-reference multiple sources and...
