---
title: "US natgas futures fall 3% as temperatures moderate, oil prices ease"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/299677558.md"
datetime: "2026-09-21T19:40:51.000Z"
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  - [en](https://longbridge.com/en/news/299677558.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/299677558.md)
generator: "portal-rs"
---

# US natgas futures fall 3% as temperatures moderate, oil prices ease

By Vedika Thorat

Sept 21 (Reuters) - US natural gas futures fell more than 3% on Monday as forecasts for milder temperatures and lower oil prices weighed on the market after weeks of weather-driven strength.

Front-month gas futures (NGc1) for October delivery on the New York Mercantile Exchange settled down by 7.6 cents, or 2.6%, at $2.836 per million British thermal units.

“The weather has moderated. And typically, for natural gas, weather plays a key role, especially short-term. And so with the moderating weather, moderating temperatures, the market is moving off a little bit here,” said Thomas Saal, senior vice president at StoneX.

Meteorologists forecast weather would remain mostly warmer than normal through October 4.

Financial firm LSEG said average gas output in the US Lower 48 states rose to 113.1 billion cubic feet per day (bcfd) so far in September, up from a monthly record high of 112.2 bcfd in August.

LSEG said average gas demand in the Lower 48 states, including exports, is expected to slide from 107.6 bcfd this week to 104.8 bcfd next week.

Analysts predicted the amount of gas in storage slid to 2.9% above normal during the week ended September 18, down from 3.7% above normal in the previous week, according to early estimates ahead of Thursday’s weekly federal inventory report. (EIA/GAS) (NGAS/POLL)

Meanwhile, oil prices slid towards the psychological threshold of $100 a barrel and to their lowest in 11 days as investors hoped for diplomatic progress on the Iran war due to this week’s United Nations meeting, and eyed a partial recovery in shipments from Saudi Arabia. (O/R)

Average gas flows to the nine big US LNG export plants rose to 18.1 bcfd so far in September, up from 17.2 bcfd in August, but remained short of the monthly record high of 18.8 bcfd in April.

Dutch and British gas prices fell, also on hopes of progress on the Iran conflict, and with temperatures expected to be unseasonally mild next week. (NG/EU)

Week Week Year Five-

ended ended ago year

Sep Sep Sep avera

18 11 18 ge

Forec Actua (2021

ast l -2025

) Sep

18

US weekly natgas +51 +44 +77 +76

storage change (bcf):

US total natgas in 3,349 3,298 3,497 3,256

storage (bcf):

US total storage versus +2.9% +3.7%

5-year average

Global Gas Benchmark Curre Prior This Prior Five-

Futures ($ per mmBtu) nt Day Month Year Year

Day Last Avera Avera

Year ge ge

2025 (2021

-2025

)

Henry Hub (NGc1) 2.91 2.85 3.01 3.62 3.79

Title Transfer Facility 74.32 26.52 11.13 11.94 18.51

(TTF) (TRNLTTFMc1)

Japan-Korea Marker 25.64 26.75 11.32 12.24 18.12

(JKM) (JKMc1)

LSEG US Global Forecast

System (GFS) Heating,

Cooling and Total

Degree Days

Total Two-Week Forecast Curre Prior Prior 10-Ye 30-Ye

nt Day Year ar ar

Day Norm Norm

US GFS Heating Degree 47 35 11 43 55

Days (HDD)

US GFS Cooling Degree 106 119 102 86 71

Days (CDD)

US GFS Total Degree 153 154 113 129 126

Days (TDD)

LSEG US Weekly GFS

Supply and Demand

Forecasts

Prior Curre Next This Five-

Week nt Week Week Year

Week Last (2021

Year -2025

)

Avera

ge

for

Month

US Supply (bcfd)

US Lower 48 Dry 112.9 112.5 112.9 107.2 101.5

Production

US Imports from Canada 6.6 7.0 7.5 N/A 7.7

US LNG Imports 0.0 0.0 0.0 0.0 0.0

Total US Supply 119.5 119.5 120.3 N/A 109.2

US Demand (bcfd)

US Exports to Canada 2.4 2.6 2.5 N/A 2.3

US Exports to Mexico 7.4 7.5 7.7 N/A 6.8

US LNG Export Feedgas 18.1 17.5 17.7 16.0 12.6

US Commercial 5.0 5.3 5.4 4.7 5.0

US Residential 3.8 4.3 4.5 4.0 3.9

US Power Plant 43.3 40.6 37.1 40.9 38.4

US Industrial 21.9 22.1 22.1 22.0 22.1

US Plant Fuel 5.6 5.6 5.6 5.6 5.3

US Pipe Distribution 2.2 2.1 2.0 2.2 2.9

US Vehicle Fuel 0.1 0.1 0.1 0.1 0.2

Total US Consumption 81.9 80.1 76.9 79.5 77.8

Total US Demand 109.8 107.6 104.8 N/A 99.5

N/A = Not Available

US Northwest River 2026 2026 2025 2024 2023

Forecast Center (NWRFC) Curre Prio % of % of % of

at The Dalles Dam nt r Day Norma Norma Norma

(fiscal year ending Day % % of l l l

September 30) of Norma Actua Actua Actua

Norma l l l l

l Forec

Forec ast

ast

Apr-Sep 83 83 76 74 83

Jan-Jul 90 90 78 76 77

Oct-Sep 93 93 80 77 76

US weekly power

generation percent by

fuel - EIA

Week Week 2025 2024 2023

ended ended

Sep Sep

25 18

Wind 8 10 11 11 10

Solar 8 8 6 5 4

Hydro 4 4 6 6 6

Other 1 1 1 1 2

Petroleum 0 0 0 0 0

Natural Gas 43 43 40 42 41

Coal 17 17 18 16 17

Nuclear 18 17 18 19 19

SNL US Natural Gas

Next-Day Prices ($ per

mmBtu)

Hub Curre Prior This Prior Five-

nt Day Month Year Year

Day Last Avera Avera

Year ge ge

2025 (2021

-2025

)

Henry Hub (NG-W-HH-SNL) 2.97 2.90 2.97 3.52 3.72

Transco Z6 New York 1.26 1.75 1.85 3.53 3.56

(NG-CG-NY-SNL)

PG&E Citygate 3.44 3.60 3.74 3.42 5.47

(NG-CG-PGE-SNL)

Eastern Gas (formerly 1.30 1.64 1.75 2.79 2.96

Dominion South)

(NG-PCN-APP-SNL)

Chicago Citygate 2.63 2.72 2.81 3.23 3.60

(NG-CG-CH-SNL)

Algonquin Citygate 1.50 1.50 2.18 6.08 5.04

(NG-CG-BS-SNL)

SoCal Citygate 1.50 3.65 3.11 3.60 5.71

(NG-CG-BS-SNL)

Waha Hub 1.78 1.93 -0.06 1.03 2.88

(NG-WAH-WTX-SNL)

### AECO (NG-ASH-ALB-SNL) 1.58 1.17 0.22 1.13 2.13

Intercontinental

Exchange (ICE) US Power

Next-Day Prices ($ per

megawatt-hour)

Hub Curre Prior This Prior Five-

nt Day Month Year Year

Day Last Avera Avera

Year ge ge

2025 (2021

-2025

)

New England 40.29 55.83 38.84 77.12 61.67

(E-NEPLMHP-IDX)

PJM West (E-PJWHRTP-IX) 74.69 229.7 51.24 60.23 54.47

4

Mid-Columbia (Mid C) 54.11 51.47 56.16 44.81 68.96

(W-MIDCP-IDX)

Palo Verde (W-PVP-IDX) 37.92 38.50 38.04 34.82 59.94

South Path-15 (SP-15) 33.48 34.01 36.05 28.44 53.02

(W-SP15-IDX)

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---
> **Disclaimer: This article is for reference only and does not constitute any investment advice.**