The Jeffreys Ledge, NH marine forecast covers live wind speed and gusts, tide predictions, wave conditions, and major and minor solunar feeding times, updated continuously from NOAA and Open-Meteo. The strongest fishing windows usually line up with the moving tide and the solunar periods shown below — check current conditions before you head out.
By Steve Wilson, lifelong angler & founder of My Marine Forecast
Last updated: Aug 25, 2026, 8:00 AM
On Tuesday, August 25, Jeffreys Ledge, NH sees high tide at 10:14 AM (7.6 ft) and 10:20 PM (8.8 ft), low tide at 4:01 AM (0.8 ft) and 4:00 PM (1.5 ft). Winds 4–17 mph from the S gusting to 24 mph. Air temperatures 66–68°F. The strongest fishing windows line up with the moving water around each tide change, roughly an hour on either side.
Today's Tides · Station 8427031
| Low tide | 4:01 AM | 0.8 ft |
| High tide | 10:14 AM | 7.6 ft |
| Low tide | 4:00 PM | 1.5 ft |
| High tide | 10:20 PM | 8.8 ft |
Wind
4–17 mph S
Gusts
24 mph
Air Temp
66–68°F
Tides from NOAA Station 8427031 · wind & temperature from Open-Meteo. Open the live forecast for hourly charts and the 7-day outlook.
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Tide data sourced from NOAA Station 8427031
Jeffreys Ledge is a glacial ridge that runs roughly northeast from off Cape Ann toward southern Maine, sitting about twenty to thirty miles offshore of the New Hampshire coast. Depths climb from several hundred feet in the surrounding basins up onto the ledge itself, and that structure concentrates bait, groundfish, tuna and whales through the warm months. It is offshore fishing reached from an inshore coastline.
Unlike an inlet or a bay, tide is a minor factor out here. What governs a trip to Jeffreys is the run: twenty plus miles each way in a small boat means sea state, wind timing and the shape of the swell decide whether the day happens at all. Conditions that are merely uncomfortable inshore become a serious problem on the way home when the afternoon breeze fills in against a building sea.
The productive window is generally late spring through fall, with bluefin tuna drawing the most attention and haddock, pollock and redfish supporting the groundfish fleet. Weather windows narrow sharply from October onward. The Isles of Shoals serve practical waypoint on the way out and a useful bailout if the forecast turns before you reach the ledge.
Spring: Groundfish are the early target as the fleet starts making the run in April and May, with haddock and pollock over the ledge structure. Mackerel arrive and become both the bait and the reason bigger fish move in. Whales return to the area in spring, which is a reliable sign that bait has arrived. Weather windows are still infrequent and worth waiting for.
Summer: This is peak season. Bluefin tuna draw the most attention from June onward, and the groundfish fishery for haddock, pollock and redfish runs steadily over the high spots. Long summer days give the widest margin for a twenty plus mile run, and morning calm before the afternoon sea breeze is the pattern most crews plan around.
Fall: Fall often produces the best bluefin fishing of the year as fish feed heavily before moving on, and the crowds thin at the same time. The tradeoff is weather: usable windows shrink week by week from October, and a forecast that looks marginal at the dock is usually worse twenty five miles out. Crews that watch the swell period as closely as the wind get the most days.
Winter: Effectively closed. The combination of distance offshore, short daylight and persistent northwest wind leaves very few workable days, and the boats that fish this ground are mostly out of the water. Any winter trip is a narrow opportunity taken on a specific forecast rather than a planned outing.
Jeffreys is a ridge rather than a single mark, running roughly northeast from off Cape Ann toward southern Maine. The southwest end nearest Cape Ann is the shortest run from most ports. The deeper eastern edge where the bottom drops away holds bait and tuna. Tillies Bank lies to the south and fishes on the same trips. The Isles of Shoals are the practical waypoint on the way out and the natural bailout if conditions turn.