WEATHER INFO:

Farmer's Almanac | Weather Underground |
National Weather Service |

INSTITUTES:

Northwestern Traffic Institute | Insurance Institute for Highway Safety
The Center for Auto Safety

PROFESSIONAL ORGANIZATIONS:

Society of Automotive Engineers | American Society of Mechanical Engineers |
National Society of Professional Engineers | California Licensed Engineers |
National Academy of Forensic Engineers 

RECONSTRUCTION ORGANIZATIONS:

Accreditation Commission for Traffic Accident Reconstuctionists |
International Network of Collision Reconstructionists |
Texas Association of Accident Reconstruction Specialists |
Canadian Association of Technical Accident Investigators & Reconstructionists |

GOVERNMENT:

NHTSA | USNO | Code of Federal Regulations | NTSB |
U.S. Supreme Court |