The World’s Most Important API? HQCasanova Reports Carbon Dioxide Levels

Greg Bates, January 31st, 2013

HQCasanova Weekly CO2The HQCasanova Weekly CO2 API is incredibly simple. It’s also a frighteningly clear measurement of how our planet is doing. It measures the level of CO2 in the air in parts per million (ppm), a major player in causing global climate disruption.

The OpenSnow API: More Than Accurate Forecasting

Kevin Sundstrom, December 17th, 2012 is a snow forecasting site that is designed to provide more than accurate information. Joel Gratz, founder and CEO of OpenSnow, grew up around snow and is passionate about skiing. The service provides customized reports for several locations and offers the worlds first “Ask the Weatherman” section. The OpenSnow API provides access to this wealth of snow knowledge. 2 Billion Data Points With Historical Data Since 1960

Greg Bates, December 6th, 2012

weather-api.netThe REST-based comes in server-based and Javascript flavors with JSON responses and XML available as well. U.S.-based has 53 years of historical data in the U.S., nearly 2 billion data points.

Find the Next Big Wave with Swellcast’s Surf Forecast API

Eric Carter, November 30th, 2012

SwellcastSwellcast combines all weather data needed to forecast surf conditions for surfers around Australia, and consolidates the data into a user friendly interface that takes the complexity out of understanding when and where the next big wave will appear. Swellcast also offers the forecast data and surf conditions through the Swellcast API.

Tracking Hurricane Sandy via Social Media Data

Curtis C. Chen, November 1st, 2012

TwitterWhere were you when Hurricane Sandy hit, and what were you doing? If you’re like many other ProgrammableWeb readers, you weren’t watching news reports on TV–you were using social media to keep tabs on your friends and family, and taking advantage of the vast amounts of data available on the Internet to make sense of the situation. Below, a round-up of how Twitter and other online resources helped people get through the record-breaking “super storm.”

Aeris Weather API Sign-Ups Rapidly Increase After Weather Channel Buys Weather Underground

Janet Wagner, September 5th, 2012

HAMweather AerisWeather APIs are among the most popular and the category has quadrupled over the past few years, with 47 weather APIs currently listed in the ProgrammableWeb API directory.

Weather APIs Quadrupled in Two Years

Adam DuVander, March 2nd, 2012

WeatherBugIt’s been about two years since we wrote about Google’s Secret Weather API, when we pegged the number of official weather APIs at just 8. The directory has certainly expanded since that time, but growing at an even faster rate is the weather category. We currently list 37 weather APIs, more than four times the number in 2010.

26 Weather APIs, 12 Support JSON

Wendell Santos, January 11th, 2012

HAMweather AerisWeather has always been a popular category with 26 Weather APIs listed in our directory. While XML is still the leading data format used, the trend of JSON becoming the developer’s choice over the last few years is also reflected in the Weather category. Since the beginning of 2010, JSON is the leading data format used by Weather APIs with 11 added to the directory out of 12 JSON weather APIs. The chart below shows the breakdown of APIs using various data formats.

Weather Underground Goes JSON-Only With New, Freemium API

Garrett Wilkin, September 12th, 2011

Weather Underground (Wunderground)Popular weather data site Weather Underground (Wunderground) has a new version of its Weather Underground API and two things are notable: its former XML service is being phased out in favor of JSON. And it has a very clear pricing structure, though there’s a free version for non-commercial projects.

Cloudy With a Chance Of Tweets? Weather Channel Adds Twitter to Local Forecasts

Allen Tipper, August 11th, 2011

TwitterAlthough many of us currently use online services for our weather reports, some still like to watch the television for their weather news. The Weather Channel is the main go-to channel for weather, offering weather reports whenever you’re in need of them. It recently started to integrate Twitter into the televised reports, searching Twitter for locals talking about the weather. It also has a special site where you can find weather-related tweets for your own city.

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John Musser
Founder, ProgrammableWeb

Adam DuVander
Executive Editor, ProgrammableWeb. Author, Map Scripting 101. Lover, APIs.