1. Prepares affidavits,   

  2. Writes concise reports, &    

  3. Provides testimony as an expert witness   

to document the past weather conditions for a specific location or region.

​Contact Info


23 Salem Drive

Scarsdale, NY 10583

(914) 777-1729

Nationwide Service

  • Reconstructs Past Weather Conditions 

  • Provides Weather & Climate Records 

  • Conducts Analyses

  • Prepares Affidavits, Critiques & Reports

  • Testifies for Plaintiffs and Defendants

WEATHERMARK, LLC answers specific questions about past weather and climate based on our education and extensive work experience.

WEATHERMARK, LLC analyzes past weather and climate data to technically support our findings, conclusions and/or recommendations.

Our top priority is to provide quality professional services which meet your schedule in a cost-efficient manner.

Your request gets the personal attention you deserve.  Our reputation is built client-by-client, project-by-project and case-by-case.

We answer your weather- and climate-related questions from the routine to the extreme. Temperature, precipitation and wind events during any time frame are assessed.  From cloud-to-ground lightning strikes to record breaking snowfalls to the times of civil twilight, sunrise and sunset, WEATHERMARK, LLC weather reconstructs the past conditions for your specific date(s) and location, and provides the climate for a specific location, region, county or state.

WEATHERMARK, LLC provides official weather information, including past weather data, weather forecasts and storm reports, etc., which can be federally certified. Rush service is available.