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Charlotte Amalie, St. Thomas Island water levels in 2009
Annual rank36 / 43
vs. average-4.4 cm
Highest monthly peak0.32 mNovember 2009
Monthly mean vs. previous year
| Month | 2009 (cm) | 2008 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -3.8 | 1.0 | -4.8 | 0.18 |
| Feb | -4.0 | -2.8 | -1.2 | 0.17 |
| Mar | -7.0 | -2.2 | -4.8 | 0.14 |
| Apr | -6.7 | 1.2 | -7.9 | 0.12 |
| May | -6.3 | 1.8 | -8.1 | 0.15 |
| Jun | -4.7 | 3.6 | -8.3 | 0.20 |
| Jul | -1.0 | 6.7 | -7.7 | 0.25 |
| Aug | 0.4 | 6.4 | -6.0 | 0.26 |
| Nov | 7.8 | 9.9 | -2.1 | 0.32 |
| Dec | 4.7 | 0.5 | 4.2 | 0.28 |
Nearby years (cm vs. average)
-2.5
-0.1
+1.8
+1.7
-4.4
+3.1
+1.2
+4.6
+2.0
+5.7
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2009 annual mean water level ranked 36 of 43 years (-4.4 cm vs. the period average).