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Astoria (Tongue Point), Oreg. water levels in 1998
Annual rank11 / 99
vs. average5.3 cm
Highest monthly peak2.28 mDecember 1998
Monthly mean vs. previous year
| Month | 1998 (cm) | 1997 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 41.2 | 26.8 | 14.4 | 2.09 |
| Feb | 39.5 | 8.1 | 31.4 | 2.08 |
| Mar | 8.3 | 15.4 | -7.1 | 1.67 |
| Apr | -4.4 | 4.3 | -8.7 | 1.55 |
| May | 6.9 | 15.4 | -8.5 | 1.88 |
| Jun | -0.4 | 19.9 | -20.3 | 1.71 |
| Jul | -8.6 | 0.0 | -8.6 | 1.48 |
| Aug | -14.6 | 3.4 | -18.0 | 1.40 |
| Sep | -13.0 | 8.1 | -21.1 | 1.40 |
| Oct | -10.1 | 15.0 | -25.1 | 1.66 |
| Nov | 17.0 | 24.6 | -7.6 | 1.80 |
| Dec | 10.9 | 16.6 | -5.7 | 2.28 |
Nearby years (cm vs. average)
-2.5
-3.3
+4.1
+5.4
+12.4
+5.3
+1.0
-5.1
-9.9
-4.5
-0.7
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1998 annual mean water level ranked 11 of 99 years (5.3 cm vs. the period average).