U.S. natural gas prices hit a six-week low this week. The main reason: a major export facility in Texas called Freeport LNG shut down part of its operations for maintenance, and that shutdown will likely keep prices under pressure through late August MarineLink.

Here's what happened. Freeport LNG has three liquefaction trains—think of them as assembly lines that convert natural gas into liquid form so it can be shipped overseas. One of those trains went offline. Reuters reported back in May that both Freeport and another major export plant called Sabine Pass were heading for a significant drop in the amount of gas they could process Reuters. By early June, the amount of gas flowing to U.S. export plants had fallen to a four-month low. Reuters confirmed the decline came directly from reduced demand at the export plants themselves, not from Americans using less gas at home Reuters. Overall U.S. LNG exports also fell in May because of these maintenance shutdowns, even though Asian buyers were actually buying more of what the U.S. did ship Reuters.

Why does this matter? Natural gas prices have depended heavily on export demand—foreign buyers buying U.S. gas—to absorb all the gas being produced domestically. When one of the largest export plants shuts down, it removes a major buyer from the market. That happens right when it should not: early summer is when air-conditioning use typically drives up gas demand inside the U.S., creating a natural floor for prices. Without that export demand at full strength, the market has to deal with rising U.S. production with fewer outlets.

Looking at the price moves over the past several weeks tells the story clearly. In late May, traders were defending a $3-per-unit price floor even though weather was warmer than expected and production was strong Natural Gas Intelligence. By mid-June, prices climbed a bit even though cooler forecasts and rising output were working against them Natural Gas Intelligence. Then prices collapsed. Traders sold off even when forecasters warned that hotter weather was coming, because strong production was overwhelming the heat-driven demand signal Natural Gas Intelligence. The pattern is clear: production growth and export weakness have beaten out any support from warmer weather forecasts.

What's striking is that hotter-weather forecasts have barely helped prices hold up. Every time meteorologists flagged the possibility of a hot summer, the market shrugged because the combination of rising production and reduced export demand was simply too strong. That usually points to traders being very bearish—betting heavily that prices will keep falling—or to the market simply accepting that U.S. production will keep growing no matter what.

One thing to watch: climate patterns. Weather around the equator—particularly something called ENSO, which stands for El Niño Southern Oscillation—affects summer weather across the U.S. NOAA, the federal weather agency, publishes updates on ENSO, though recent data is currently lagging behind actual market prices NOAA CPC. Traders using private weather services may know more about what's coming than the public data shows.

Here's what happens next: the Freeport maintenance is scheduled to end in late August. Once that plant comes back online, export demand recovers, and the price story changes. Right now, this price drop is really about one specific plant being offline, not about whether Americans will actually use less natural gas this summer. Every hot day forecast between now and late August will be tested against an export sector that is operating at half strength. Once Freeport is back, the focus should shift entirely to whether U.S. production keeps growing faster than summer cooling demand can absorb it.