EGQM pressure (QNH) trend
Boulmer, SC, GB
The altimeter setting over time. Sharp falls mark approaching systems; the range tells you what to expect on a transition altitude.
Lowest QNH
999 hPa
Sep 8, 2026
Highest QNH
1029 hPa
Sep 21, 2026
Mean QNH
1014 hPa
1,019 archived observations · Archive updated continuously
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