Ski Local. (ish).

Rochester XC Ski Foundation - news and local trail conditions.  Join RXCSF!
Bristol Mountain Nordic Center - WNY ski mecca when there's no natural snow.  Check conditions, and weather.
Harriet Hollister Spencer State Recreational Area - nearby winter wonderland when ROC is bare.  Beware during hunting season. Trail map, weather.
Byrncliff- Lake Erie snow an hour from ROC.
Osceola Tug Hill XC Ski - deepest snow in the East, 2.25 hrs away.
Osceola Ski and Sport Resort - new ski area in Osceola, can't wait to ski it!
Gatineau Park - arctic conditions outside Ottawa, phenomenal grooming on 100's of K's.  Good weekend trip.  Great ski race and winterfest every February.
Hardwood Hills - great trails and grooming, an hour north of Toronto.
Mt. Van Hoevenberg - Olympic racing venue in Lake Placid.  
NYSSRA Nordic - NY state ski racing organization and home of Mid-Atlantic BKL.  Sanctions state-wide junior and senior races and other ski events, in our backyard and beyond.  Join!
New England Nordic Ski Association (NENSA) - hosts a festival worth driving to.
Section V Skiing - local high school racing.
Rochester Nordic Racing - local junior racing program
RXCSF Racing - adult racing group, hosting the RXCSF Poronkusema and other local races.

Think Big.

FasterSkier.com - premier US site for "all things nordic."  Racing news, training tips, and more from the most overeducated group of ski bums on the planet.
Stratton Mountain School - keep tabs on RXCSF grads.  Move to Vermont?
EISA Skiing - northeastern Div 1 NCAA skiing. Ski fast, get wicked smart.  
US Ski Team - development programs, and how to make the team
World Cup Video:         
   Skiing Vinnie (YouTube) - full video of every World Cup race
   2018 Olympic Team Sprint - USA Gold! (start @ 9:05, final lap 22:40 - 25:00)
   Here Comes Diggins! Best sports call ever as Jessie and Kikkan snag gold.
   2013 World Championship Women's Team Sprint - Kikkan and Jessie!
   2013 Tour de Ski Stage 3 Women's final - Kikkan dominates.
   2012 Quebec City Team Sprint - V2 like Kikkan.
   USSA Channel Nordic  - US Skiing video collection