Atlantic Heights Tides Today
Near Portsmouth · York County, ME · NOAA 8423635
- Low2:48AM0.3 ft
- High9:12AM8.1 ft
- Low3:20PM0.0 ft
- High9:41PM7.7 ft
Local Eastern time. Heights in feet above average low water (MLLW). Shaded bands are today's best fishing windows.
Fishing Outlook
The low tide at 3:20 PM lands near sunset, and the tides are among the strongest this week.
Best Windows Today
- 8:12 to 10:12 AMaround high tide
- 2:20 to 4:20 PMaround low tide
Solunar Times
- Minor3:08 to 4:08 AMmoonrise
- Major8:21 to 10:21 AMmoon overhead
- Minor2:24 to 3:24 PMmoonset
- Major8:43 to 10:43 PMmoon underfoot
Major periods are the two hours around the moon overhead or underfoot. Minor periods are the hour around moonrise and moonset.
Fishing Outlook
The low tide at 4:08 PM lands near sunset, and the tides are among the strongest this week.
Best Windows Today
- 8:58 to 10:58 AMaround high tide
- 3:08 to 5:08 PMaround low tide
Solunar Times
- Minor4:16 to 5:16 AMmoonrise
- Major9:06 to 11:06 AMmoon overhead
- Minor2:46 to 3:46 PMmoonset
- Major9:28 to 11:28 PMmoon underfoot
Major periods are the two hours around the moon overhead or underfoot. Minor periods are the hour around moonrise and moonset.
Fishing here? See New Hampshire fishing license info and saltwater fishing rules from the New Hampshire Fish and Game Department.
Weather and Wind
- TodayHigh 68°Light rain likely 90% rainSE 0 to 5 mph
- TonightLow 50°Light rain 94% rainE 0 to 5 mph
- SaturdayHigh 59°Light rain likely 62% rainN 5 to 10 mph
Boating Forecast
Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM · issued Fri 8:02 AM
- Today
- S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 5 seconds. Areas of fog this morning. Patchy fog this afternoon. A slight chance of tstms this morning. Rain. A chance of tstms this afternoon. Vsby 1 NM or less.
- Tonight
- S winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 6 seconds. Patchy fog in the evening. Rain. Vsby 1 NM or less in the evening.
- Sat
- NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SE 3 ft at 6 seconds and NE 2 ft at 3 seconds. Rain, mainly in the morning.
From the National Weather Service. Arrows point the way the wind blows.
Next 7 Days
30 Day Tide Table| Day | Fishing | High Tides | Low Tides | Moon |
|---|---|---|---|---|
| SaturdayNov 7 | 9:58 AM 8.3 ft10:29 PM 7.7 ft | 3:35 AM 0.3 ft4:08 PM -0.2 ft | ||
| SundayNov 8 | 10:39 AM 8.4 ft11:14 PM 7.6 ft | 4:18 AM 0.4 ft4:52 PM -0.3 ft | ||
| MondayNov 9 | 11:19 AM 8.3 ft11:56 PM 7.4 ft | 4:59 AM 0.6 ft5:34 PM -0.2 ft | ||
| TuesdayNov 10 | 11:57 AM 8.2 ft | 5:37 AM 0.8 ft6:13 PM -0.1 ft | ||
| WednesdayNov 11 | 12:37 AM 7.2 ft12:35 PM 8.1 ft | 6:15 AM 1.0 ft6:52 PM 0.1 ft | ||
| ThursdayNov 12 | 1:16 AM 7.0 ft1:13 PM 7.9 ft | 6:53 AM 1.2 ft7:31 PM 0.3 ft | ||
| FridayNov 13 | 1:56 AM 6.8 ft1:53 PM 7.6 ft | 7:33 AM 1.4 ft8:12 PM 0.6 ft |
About the Tides at Atlantic Heights
Atlantic Heights gets two high tides and two low tides most days, both about the same size. On a typical day the water rises and falls about 7.2 feet.
Over the next two weeks the biggest tides come on Sunday, November 8, when the water moves about 8.7 feet. The lowest water is -0.3 ft on Sunday, November 8 at 4:52 PM, and the highest is 8.4 ft on Sunday, November 8 at 10:39 AM. A minus tide like that uncovers the most beach, flats and tide pools.
NOAA works out the times here from its reference station at Portland, adjusted for this location.
Official NOAA prediction for station 8423635, Atlantic Heights, timed from its reference station Portland (8418150). Updated Fri, 06 Nov 2026 17:46 GMT.