ARMONK, N.Y. -- IBM announced its plan to purchase WSI, Weather.com, Weather Underground and The Weather Company brand, reports say.
The Weather Channel was not included in the deal.
According to a statement by the Weather Co., it will license weather forecast data and analytics from IBM under a long-term contract.
The Weather Co.'s app is the fourth most-used mobile app daily in the United States, according to a statement by IBM.
IBM shares were up 1 percent after the announcement.
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