To trade it, Grisanti plans to sell the May natural gas futures contract at $4.10 with a target of $3.90 and a stop at $4.21.
(Watch: What's a Futures Contract? Pro Explains)
From the Chicago Mercantile Exchange, pro trader Rich Ilczyszyn argued Grisanti's timing is a bit too early.
"We're still seasonally strong, according to the calculator, until the first week of April. We may pop a little higher," said Ilczyszyn, adding the charts still look strong, so he would wait before putting on Grisanti's trade.
Read on for 10 Things You Need to Know to Trade Futures
— By CNBC's Drew Sandholm with Reuters and additional reporting from CNBC's Giovanny Moreano
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