Arctic Cold Front - Key Parameters
by FMI
- Θe 850 hPa
The air mass behind an Arctic Cold Front is -4°C (269K) or colder. - Temperature Advection 850 hPa
The Arctic Cold Front is partly or entirely within cold advection. - Height Contours 700 hPa
There is a trough on the top of the arctic frontal zone. - PVA 700 hPa
PVA connected to the upper trough
Θe 850 hPa
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23 March 2009/12.00 UTC - Meteosat VIS 0.6 image; magenta: ThetaE 850 hPa. The location of the Arctic Front is shown.
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Temperature Advection 850 hPa
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23 March 2009/12.00 UTC - Meteosat VIS 0.6 image; red dashed: temperature advection - CA 850 hPa, red solid: temperature advection - WA 850 hPa
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Height Contours 700 hPa
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23 March 2009/12.00 UTC - Meteosat VIS 0.6 image; red: height contours 700 hPa
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PVA 700 hPa
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23 March 2009/12.00 UTC - Meteosat VIS 0.6 image; green: PVA 700 hPa
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