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Sand Island, Midway Islands water levels in 1990
Annual rank46 / 73
vs. average-2.0 cm
Highest monthly peak0.50 mMarch 1990
Monthly mean vs. previous year
| Month | 1990 (cm) | 1989 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 0.1 | 5.0 | -4.9 | 0.40 |
| Feb | -3.5 | -2.6 | -0.9 | 0.31 |
| Mar | 0.4 | -8.7 | 9.1 | 0.50 |
| Apr | -1.4 | -10.9 | 9.5 | 0.35 |
| May | -2.9 | -2.0 | -0.9 | 0.26 |
| Jun | -5.4 | -5.4 | 0.0 | 0.21 |
| Jul | -7.8 | -1.4 | -6.4 | 0.18 |
| Aug | 3.8 | -2.6 | 6.4 | 0.28 |
| Sep | 5.3 | 5.0 | 0.3 | 0.32 |
| Oct | 4.1 | 3.8 | 0.3 | 0.41 |
| Nov | 6.2 | -1.1 | 7.3 | 0.42 |
| Dec | -3.9 | 2.9 | -6.8 | 0.33 |
Nearby years (cm vs. average)
-2.7
-1.0
-1.9
-5.0
-3.0
-2.0
-1.4
-1.0
-4.7
-1.5
+1.1
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1990 annual mean water level ranked 46 of 73 years (-2.0 cm vs. the period average).