On its first day as the front-month, gas futures for August delivery rose 14.1 cents, or 3.9%, from Monday's close to $3.734 per million British thermal units (mmBtu) .
Front-month gas futures for July delivery on the New York Mercantile Exchange (NYMEX) rose 3.8 cents, or 1.2%, to $3.229 per million British thermal units (mmBtu).
US pipeline exports to Mexico averaged 6.7 bcfd so far in June, putting them on track to top May's 6.2-bcfd record.
Traders noted that that small price decline came ahead of a federal report expected to show last week's storage build was in line with normal levels for this time of year.
Front-month gas futures fell 3.3 cents, or 1.1%, to $3.042 per million British thermal units.
That US price gain came despite forecasts for milder weather and lower demand over the next two weeks than previously expected, a decline in exports and a slow but steady increase in output this month.
The July contract, which will soon be the front-month, gained about 3 cents to $3.00 per mmBtu.
The price decline came despite forecasts that warmer weather in coming weeks will boost the amount of gas power generators burn to keep air conditioners humming.
Front-month gas futures fell 1.2 cents, or 0.4%, to $2.913 per million British thermal units
Monthly production touched an all-time high of 3.145 bcfd in November 2019.
Producers burned off, or flared, 0.184 bcfd of gas in March, down from 0.203 bcfd in February, the commission said, dropping the percentage of gas flared to 6% from 8%.
Front-month gas futures rose 16 cents, or 5.4%, to $3.121 per million British thermal units (mmBtu) .
Data provider Refinitiv said gas output in the Lower 48 US states averaged 90.9 billion cubic feet per day (bcfd) so far in May, up from 90.6 bcfd in April, but still well below November 2019's monthly record of 95.4 bcfd.
On its last day as the front-month, gas futures for May delivery rose 2.4 cents, or 0.8%, to $2.897 per million British thermal units.
That increase kept the front-month in overbought territory with a Relative Strength Index (RSI) over 70 for a third day in a row for the first time since August 2020.
The US Energy Information Administration (EIA) said utilities added 38 billion cubic feet (bcf) of gas into storage during the week ended April 16.
That was less than the 49-bcf build analysts forecast in a Reuters poll and compares with an increase of 47 bcf in the same week last year and a five-year (2016-2020) average increase of 37 bcf.
The US Energy Information Administration (EIA) said US utilities added 61 billion cubic feet (bcf) of gas into storage during the week ended April 9.
That is lower than the 67-bcf build analysts forecast in a Reuters poll and compares with an increase of 68 bcf in the same week last year and a five-year (2016-2020) average increase of 26 bcf.
Front-month gas futures fell 7 cents, or 2.7%, to $2.569 per million British thermal units.
After utilities started injecting gas into storage in late March, which was earlier than usual, speculators cut their net long positions on the New York Mercantile (NYMEX) and Intercontinental Exchanges for a sixth time in a row last week to their lowest since July 2020.
On its second to last day as the front-month, gas futures for April delivery remained unchanged at $2.568 per million British thermal units (mmBtu) .
Traders noted the 200-day moving average has become a strong price floor or technical level of support. The front-month has not settled below the 200-day since September 2020.
That small decline comes ahead of a federal report expected to show last week's storage draw was smaller than usual and could be the last withdrawal of the 2020-2021 winter heating season.
Front-month gas futures fell 2.3 cents, or 0.9%, to $2.495 per million British thermal units (mmBtu).
Traders, however, noted the weather is expected to turn slightly cooler in mid March, which should boost heating demand a bit during the week of March 14 over the week of March 7.
Front-month gas futures fell 0.8 cents, or 0.3%, to $2.738 per million British thermal units.
Exxon is asking the Texas court to rule that the massive storm, caused when an arctic air mass swept the central United States, was a natural disaster.
US gas demand and prices soared last month when freezing temperatures hit as far south as Texas, where 4.3 million homes lost power.
If correct, last week's decrease would cut stockpiles to 1.807 trillion cubic feet (tcf), which would be 10.7% below the five-year average of 2.023 tcf for this time of year.
Front-month gas futures fell 3 cents, or 1.1%, to $2.786 per million British thermal units.
"We cannot reply on one single fuel for power generation," Mexican President Andres Manuel Lopez Obrador said in a news conference.
It was not immediately clear if the gap between alternative supply and demand would be covered by gas imports from the United States and other sources, or would lead to shortages.