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Astoria (Tongue Point), Oreg. water levels in 1990
Annual rank64 / 99
vs. average-1.8 cm
Highest monthly peak2.13 mJanuary 1990
Monthly mean vs. previous year
| Month | 1990 (cm) | 1989 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 13.8 | 0.3 | 13.5 | 2.13 |
| Feb | 9.8 | -12.5 | 22.3 | 1.81 |
| Mar | -1.8 | 9.5 | -11.3 | 1.51 |
| Apr | -3.3 | -2.1 | -1.2 | 1.84 |
| May | -7.3 | -4.2 | -3.1 | 1.80 |
| Jun | 3.7 | -10.0 | 13.7 | 1.75 |
| Jul | -9.4 | -13.4 | 4.0 | 1.61 |
| Aug | -9.1 | -17.3 | 8.2 | 1.46 |
| Sep | -10.3 | -12.2 | 1.9 | 1.37 |
| Oct | -7.9 | -8.8 | 0.9 | 1.47 |
| Nov | 8.3 | -4.5 | 12.8 | 1.75 |
| Dec | 0.6 | -6.4 | 7.0 | 2.06 |
Nearby years (cm vs. average)
-8.9
-1.1
-3.8
-8.1
-7.5
-1.8
-2.9
-1.1
-2.5
-3.3
+4.1
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1990 annual mean water level ranked 64 of 99 years (-1.8 cm vs. the period average).