Températures et différentes alertes: pluie forte (
ou diluvienne de nature à provoquer des inondations), vents forts ( ou
violents ) de nature à causer des dommages, grêle, tornade ou nuage
en entonnoir, ou encore tout autre phénomène présentant un danger
pour la vie ou pour les biens matériels:  pluie verglaçante,
brouillard dense, blizzard ou bourrasque de neige, importante
accumulation de neige.
Environnement Canada
  - Accuweather
- Athens Online Weather
  - The
    British Shipping Forecast
  - Canadian
    Hydrographic Service Tide Predictions
  - Catalina
    Internet Services' Tidal Information Page (Tide tables)
  - Centre de Metéo
    Marine (France)
  - CNN Weather News
  - Colorado State
    University Tropical Meteorology (Typhoons and hurricanes)
  - Dooley
    SeaWeather Analysis, Inc. (Marine weather services,
    hard-to-find marine weather links)
  - Earthwatch Communications
  - Freese-Notis Weather
  - Friday Harbor,
    San Juan Island, Washington Tides
  - Hawaiian and Pacific
    Weather (University of Hawaii)
  - Hurricanes,
    Typhoons & Tropical Cyclones Worldwide
  - LBInet
    Weather & Tide Tables (New Jersey)
  - Maine Harbors (Maine
    coast weather and tides)
  - The Met. Office (Global
    weather services from the UK)
  - The National Weather
    Service (Interactive marine observations, Tallahassee, Florida)
  - The
    National Weather Service (Portland, Oregon)
  - The National
    Weather Service (San Francisco Bay area marine weather)
  - The National Weather Service
    (Tallahassee, Florida)
  - NOAA
  - NOAA National Data Buoy
    Center (NDBC) Home Page
  - NOAA/NESDIS
    CoastWatch Program (West Coast regional node)
  - NOAA Pacific Marine
    Environmental Lab
  - North Carolina Tide
    and Current Predictor
  - A
    Northeastern North America Interactive Tide Chart
  - The
    Weather Underground, Inc.: United States
  - The WWW Tide/Current
    Predictor
  - WWW Weather
    Information Links