Est. 2003 on the New Hampshire Coast · Updated Continuously

SeacoastWeather

A steady light on the Gulf of Maine.
Live conditions, forecasts, and storm watch for the coasts of New Hampshire, Maine & Massachusetts
NWS Watches & Warnings · Rockingham County, NH
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Current Conditions

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Official · NWS / KPSM
Pease Intl. Tradeport · Portsmouth, NH
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Dew Pt.—
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NHZ014 · Coastal Rockingham · Next 48 h Loading…
Shaded bars are chance of precipitation · line is temperature
Zone Forecast · Next 36 h NWS ZFP
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Rye Live Weather

Ambient WS-2000 · Rye, NH —
Temp
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Feels Like
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Wind
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Gust
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Humidity
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Rain Today
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UV Index
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Solar
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Temp & Dewpoint · 24 h —
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Temperature Dewpoint
Rainfall Accumulation
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Seven-Day Forecast

Coastal Rockingham · NWS Gray/Portland
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Live Weather Map

New England & Gulf of Maine · NOAA / NWS / NDBC
Layers
Obs
Value
Obs Opacity
Base Map
Brightness
Loading map… KGYX radar · GOES NE · NDBC
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Marine, Surf & Tides

Rye · Jenness · Portsmouth Harbor

Surf Snapshot — Rye / Jenness

Open-Meteo Marine · loading
Wave Height
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Swell
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Period
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Swell Dir.
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Water Temp
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Wind
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Wave & Swell Forecast — 5 Day

Open-Meteo Marine
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Significant wave height Swell height Now

Hourly Marine Detail

Wave · Swell · Wind Wave · SST
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Tides — Fort Point, NH

NOAA CO-OPS 8423898
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Coastal Waters Forecast

NWS ANZ150
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Live Tide Curve — Fort Point, NH

NOAA CO-OPS 8423898
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Predicted level High Low Now Sun rise/set Moon rise/set Night & twilight

Local Surf Cams

Links — cams open at their source

NERACOOS Mariners Dashboard

NE Regional Ocean Observing

Real-time buoy data, wave heights, water temperature, winds, and marine forecasts across the Gulf of Maine and New England coast — compiled and maintained by the Northeastern Regional Association of Coastal Ocean Observing Systems.

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Sun & Moon

Almanac · Fort Point, NH

Today's Almanac

Computed locally · no API
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Sky Events

Curated · next 30 days
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Model Interpolations

Point Guidance · Open-Meteo

Point Model Guidance

14 models
 
Enter a station identifier and choose a model, then Get Data.
Any US station identifier works — ICAO (KPSM, KBOS) or NWS site id. The identifier is resolved to coordinates through api.weather.gov, and those coordinates are then queried against the model. Point data · Open-Meteo.com (CC BY 4.0). The Time Period selector windows the output. AI models publish irregularly — if a run has not been posted, the panel says so rather than printing a table of dashes.
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References & Deeper Data

Curated, current, verified