Sea Conditions for Knappa, Knappa Slough, Columbia River



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Detailed Sea Conditions for Knappa, Knappa Slough, Columbia River over the next 2 days

Issued (local time): 10 am Monday 21 Aug 2017
m, °C | ft, °F Monday 21 Tuesday 22 Wednesday 23
  8AM 11AM 2PM 5PM 8PM 11PM 2AM 5AM 8AM 11AM 2PM 5PM 8PM 11PM 2AM 5AM 8AM 11AM
Tide State ebb low flow high ebb low flow high ebb low flow high ebb low flow high ebb low
High Tide
height (m)



2:50PM
2.29



2:31AM
2.58



3:32PM
2.35



3:19AM
2.51


Low Tide
height (m)

9:03AM
-0.41



9:06PM
0.26



9:46AM
-0.37



9:55PM
0.19



10:26AM
-0.28
Swell (m)
direction
1.2
WNW
1.2
WNW
1.3
WNW
1.4
WNW
1.4
WNW
1.4
WNW
1.4
WNW
1.3
WNW
1.3
WNW
1.2
W
1.1
W
1.1
W
1.1
W
1.2
W
1.2
W
1.2
W
1.2
W
1.2
W
Wave Height (m) 1.2 1.2 1.3 1.4 1.4 1.4 1.4 1.3 1.3 1.2 1.1 1.1 1.1 1.2 1.2 1.2 1.2 1.2
Period (s) 9 9 9 9 9 9 9 9 8 14 13 13 13 12 12 12 12 11
Wind
(km/h)
windNNE10metric.gif windN15metric.gif windNNW25metric.gif windNW25metric.gif windNNW20metric.gif windNNW15metric.gif windNNW10metric.gif windNNW10metric.gif windNNW5metric.gif windNW10metric.gif windNW20metric.gif windNW20metric.gif windNW15metric.gif windNW5metric.gif windWNW5metric.gif windSSW5metric.gif windS5metric.gif windWSW5metric.gif
  Today's sea temperature in Knappa, Knappa Slough, Columbia River, Oregon is 17.7 °C (Statistics for 21 Aug 1981-2005 – mean: 15.3 max: 17.6 min: 13.3 °C)
 
Summary  clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear clear some
clouds
Rain mm - - - - - - - - - - - - - - - - - -
Temp °C 15 20 22 20 17 15 15 15 15 18 19 18 16 15 15 15 16 19
Chill °C 14 20 22 20 16 14 14 15 15 18 19 18 15 15 15 15 16 19
Sunrise 6:20 - - - - - - - 6:22 - - - - - - - 6:22 -
Sunset - - - - 8:13 - - - - - - - 8:10 - - - - -

Tide datum: -.