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V-Lab

Henry Hub Natural Gas MF2-GARCH Volatility Analysis

Volatility prediction for Monday, September 14th, 2026

1 Day

34.93%

decreased by 1.18%

1 Week

35.69%

decreased by 0.42%

1 Month

38.50%

increased by 2.39%

Analysis last updated: Saturday, September 12, 2026 at 04:07 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Henry Hub Natural Gas MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 30, 2000 to Sep 11, 2026
Boundary Parameters

Model Insight

With persistence 0.996, volatility shocks have a half-life of 175 trading days (~0.7 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

σ

MF2-GARCH Model

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High persistence: persistence 0.996, shock half-life ~175 days
ParamValuet-stat
mwindow106
αARCH0.0843
6.52***
βGARCH0.9111
134.48***
γleverage0.0014
0.07
λ₁tau intercept10.0000
2.05**
λ₂forecast adj.0.0000
0.00
λ₃tau persistence0.6856
4.95***

0.996

Persistence

175d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

106
α

ARCH

Response to squared shocks

0.0843
6.52***
β

GARCH

Volatility persistence

0.9111
134.48***
γ

leverage

Additional response to negative shocks

0.0014
0.07
λ₁

tau intercept

Baseline long-term coefficient

10.0000
2.05**
λ₂

forecast adj.

Forecast performance sensitivity

0.0000
0.00
λ₃

tau persistence

Long-term factor persistence

0.6856
4.95***

Persistence:

0.996

Half-life:

175 days