The National Weather Service is an agency of the United States federal government that is tasked with providing weather forecasts, warnings of hazardous weather, and other weather-related products to organizations and the public for the purposes of protection, safety, and general information.

The National Oceanic and Atmospheric Administration is an American scientific agency within the United States Department of Commerce that focuses on the conditions of the oceans and the atmosphere. NOAA warns of dangerous weather, charts seas, guides the use and protection of ocean and coastal resources and conducts research to provide understanding and improve stewardship of the environment.

The National Hurricane Center is the division of the United States' National Weather Service responsible for tracking and predicting weather systems within the tropics between the Prime Meridian and the 140th meridian west poleward to the 30th parallel north in the northeast Pacific Ocean and the 31st parallel north in the northern Atlantic Ocean.

AccuWeather Inc. is an American media company that provides commercial weather forecasting services worldwide. AccuWeather was founded in 1962 by Joel N. Myers, then a Pennsylvania State University graduate student working on a degree in meteorology. The company adopted the name "AccuWeather" in 1971.

Weather Underground is a commercial weather service providing real-time weather information via the Internet. Weather Underground provides weather reports for most major cities across the world on its website, as well as local weather reports for newspapers and websites.

The Weather Channel is an American basic cable and satellite television channel, owned by a consortium made up of The Blackstone Group, Bain Capital, and NBC Universal. Its headquarters are located in Atlanta, Georgia.

Intellicast - The Authority in Expert Weather. Detailed weather and forecast information around the globe. Features include surface maps, charts, satellite imagery, and recreational outlooks.I

The Met Office is the United Kingdom's national weather service. It is an executive agency and trading fund of the Department for Business, Energy and Industrial Strategy.

Weather radar, also called weather surveillance radar (WSR) and Doppler weather radar, is a type of radar used to locate precipitation, calculate its motion, and estimate its type (rain, snow, hail etc.). Modern weather radars are mostly pulse-Doppler radars, capable of detecting the motion of rain droplets in addition to the intensity of the precipitation.

Foreca Ltd is a private Finnish weather forecasting company, the largest of its kind in the Nordic countries, headquartered in Espoo, Finland. Foreca was first established in 1996 under the name Weather Service Finland.

Get the most accurate live weather available with WeatherBug, the latest version worlds most popular desktop weather application for Windows.

OnTheSnow.com is the world's most visited snowsports website, providing ski and snow reports for more than 2,000 ski resorts around the globe and Enabling The Experience for skiers and snowboarders worldwide.

Accurate 10 Day Weather Forecasts for thousands of places around the World. We provide detailed Weather Forecasts over a 10 day period updated four times a day. Our interactive weather maps can be customized to show forecasts of temperature, weather and wind.

Surf-Forecast.com provides surf forecast and surf reports for over 7,000 of the world’s best surf spots. We also provide surfers, windsurfers & kitesurfers with wave maps, wind maps and a custom e-mail surf and wind alert system. Also check out the beach cams, wind forecast and our local Wave Finder before going surfing.

Mountain-Forecast.com dedicated mountain weather forecasts for more than 11300 (and growing) major summits for climbers and mountaineers, provided for up to 5 different elevations.

Tide-Forecast.com accurate tide times for sailors, fishermen and watersports enthusiasts. Animated tide charts for thousands of ports, harbors and popular coastal locations around the World. Find your high tide time for the coming week using our interactive maps.