Knappa Tides April 2027 | Tide Charts & Tables | Columbia River, OR

Knappa Tide Chart for (Thu) April 1, 2027

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Knappa Tide Chart for (Fri) April 2, 2027

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Knappa Tide Chart for (Sat) April 3, 2027

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Knappa Tide Chart for (Sun) April 4, 2027

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Knappa Tide Chart for (Mon) April 5, 2027

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Knappa Tide Chart for (Tue) April 6, 2027

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Knappa Tide Chart for (Wed) April 7, 2027

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Knappa Tide Chart for (Thu) April 8, 2027

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Knappa Tide Chart for (Fri) April 9, 2027

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Knappa Tide Chart for (Sat) April 10, 2027

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Knappa Tide Chart for (Sun) April 11, 2027

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Knappa Tide Chart for (Mon) April 12, 2027

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Knappa Tide Chart for (Tue) April 13, 2027

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Knappa Tide Chart for (Wed) April 14, 2027

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Knappa Tide Chart for (Thu) April 15, 2027

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Knappa Tide Chart for (Fri) April 16, 2027

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Knappa Tide Chart for (Sat) April 17, 2027

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Knappa Tide Chart for (Sun) April 18, 2027

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Knappa Tide Chart for (Mon) April 19, 2027

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Knappa Tide Chart for (Tue) April 20, 2027

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Knappa Tide Chart for (Wed) April 21, 2027

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Knappa Tide Chart for (Thu) April 22, 2027

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Knappa Tide Chart for (Fri) April 23, 2027

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Knappa Tide Chart for (Sat) April 24, 2027

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Knappa Tide Chart for (Sun) April 25, 2027

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Knappa Tide Chart for (Mon) April 26, 2027

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Knappa Tide Chart for (Tue) April 27, 2027

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Knappa Tide Chart for (Wed) April 28, 2027

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Knappa Tide Chart for (Thu) April 29, 2027

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Knappa Tide Chart for (Fri) April 30, 2027

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Knappa Tide Calendar | April 2027

Sun Mon Tue Wed Thu Fri Sat
 
 

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Knappa Tide Table for April 2027

View tide tables in a column-row format below, with a "diff" column to spot large tide height swings—great for anglers. Scroll down for a textual format, ideal for reading or sharing.

- diff Tides diff Tides diff Tides diff Tides diff Sun Moon
4/1 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/2 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/3 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/4 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/5 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/6 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/7 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/8 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/9 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/10 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/11 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/12 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/13 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/14 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/15 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/16 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/17 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/18 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/19 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/20 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/21 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/22 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/23 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/24 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/25 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/26 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/27 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/28 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/29 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM 3'3" 00:00-13:11 00:00-13:11
4/30 0'0" L 4'6" 1:23AM 0'0" H 5'7" 2:34AM 0'0" L 6'8" 3:45PM 0'0" H 7'9" 4:56PM N/A 00:00-13:11 00:00-13:11

Knappa Textual Tide Table for April 2027


Apr 1st (Thu)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 2nd (Fri)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 3rd (Sat)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 4th (Sun)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 5th (Mon)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 6th (Tue)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 7th (Wed)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 8th (Thu)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 9th (Fri)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 10th (Sat)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 11th (Sun)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 12th (Mon)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 13th (Tue)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 14th (Wed)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 15th (Thu)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 16th (Fri)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 17th (Sat)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 18th (Sun)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 19th (Mon)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 20th (Tue)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 21st (Wed)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 22nd (Thu)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 23rd (Fri)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 24th (Sat)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 25th (Sun)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 26th (Mon)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 27th (Tue)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 28th (Wed)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 29th (Thu)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"
Apr 30th (Fri)
Sun 0:00am-1:11pm L 1:23am 4'5" H 2:34am 5'6" L 3:45pm 6'7" H 4:56pm 7'8"

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Oregon Tides Map

Tides map. Large blue pin with white center = this station. Small blue pin = other tide stations. Red pins = tidepools covered by this tide station.

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NOAA/NWS Forecast for Knappa

Last updated: June 4, 2026, 12:07 PM

Marine Forecast (PZZ210)

PZZ210-050830-
Columbia River Bar-
128 AM PDT Thu Jun 4 2026

.IN THE MAIN CHANNEL...

.GENERAL SEAS...5 to 6 ft building to 7 ft Friday morning.

.FIRST EBB...Ebb current of 5.1 kt at 731 AM Thursday. Seas 5 to 6
ft.

.SECOND EBB...Ebb current of 2.48 kt at 824 PM Thursday. Seas 5
ft.

.THIRD EBB...Ebb current of 4.79 kt at 810 AM Friday. Seas 7 ft.

$$

Land Forecast (ORZ101)

THIS AFTERNOON: Mostly sunny. Highs in the lower 60s. West wind 5 to 10 mph.

TONIGHT: Partly cloudy in the evening, then mostly cloudy with a chance of rain after midnight. Lows in the upper 40s. West wind 5 to 10 mph, becoming light after midnight. Chance of rain 50 percent.

FRIDAY: Rain likely, mainly in the morning. Highs in the upper 50s. Southwest wind 5 to 10 mph. Chance of rain 70 percent. Rainfall amounts less than a tenth of an inch.

FRIDAY NIGHT: A chance of rain in the evening, then rain with a slight chance of thunderstorms after midnight. Lows in the mid 40s. Southwest wind 5 to 10 mph. Chance of rain near 100 percent.

SATURDAY: A slight chance of thunderstorms. Showers. Highs in the upper 50s. Southwest wind 5 to 10 mph. Chance of rain near 100 percent.

SATURDAY NIGHT: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

SUNDAY: Partly sunny. Highs in the lower 60s.

SUNDAY NIGHT: Mostly cloudy with a 50 percent chance of rain. Lows in the upper 40s.

MONDAY: Rain likely with a slight chance of thunderstorms. Highs in the lower 60s. Chance of rain 70 percent.

MONDAY NIGHT: Rain likely. Lows around 50. Chance of rain 70 percent.

TUESDAY: Mostly cloudy in the morning, then becoming partly sunny. Rain likely. Highs in the lower 60s. Chance of rain 70 percent.

TUESDAY NIGHT: Mostly cloudy with a 50 percent chance of rain. Lows around 50.

WEDNESDAY: Mostly cloudy in the morning, then becoming partly sunny. A 40 percent chance of rain. Highs in the lower 60s.

Last updated: June 4, 2026, 12:07 PM

ODFW

Oregon Department of Fish and Wildlife with current fishing regulations seasons bag size limits and area specific rules

Oregon State Parks

Oregon State Parks and beaches with coastal camping, reservations, beach access, and tidepooling opportunities

Columbia River Lower Section Boating Overview (Other)

Overview of lower Columbia River boating near Knappa including nearby access points, sloughs, and channels for fishing, small boat launches, and river exploration. Tidal influences and river flows are key for safe navigation and launches; good for planning trips with tide charts and awareness of currents in the Astoria/Knappa region. Check Oregon State Marine Board for updates on facilities and regulations.

Knappa Slough Columbia River Shore Access (Other)

Informal shore and slough access near Knappa on the lower Columbia River for small boats, kayaks, and fishing from shore or hand carry launches. Connects to main Columbia channels with opportunities for salmon fishing, crabbing, and tidal river travel. Strong tides and currents require caution for safe access and navigation; check Marine Board or local conditions for updates.

Lower Columbia River Boating Guide Oregon Marine Board (Other)

Oregon State Marine Board guide to the lower Columbia River including areas near Knappa and Knappa Slough with details on ramps, navigation, hazards, moorages, and facilities for recreational boating in the tidal lower river section. Useful for planning launches from nearby access points with notes on tides, currents, shoals, and safe travel in the Astoria vicinity.