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Harstine Island, Washington Weather

Harstine Island, Washington — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast, soil and crop conditions for Harstine Island, Mason County.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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🌊 Marine & Fishing

Tides, marine forecast and fishing conditions near Harstine Island. Tide source:

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🎣 Best times to fish today (solunar)
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✈️ Aviation Weather

Flight conditions near Harstine Island. Data source: locating…

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🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Harstine Island.

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About Harstine Island, Washington

Harstine Island is a place where the Salish Sea whispers secrets to the dense evergreen forests. It lies 2.7 miles south-east of Grant, WA (from Grant, WA: bearing 129°T), and is situated 6.1 miles west-north-west of Longbranch. Its shores are a mosaic of smooth, wave-worn stones and the occasional stretch of soft, damp sand, giving way to steep banks cloaked in moss-draped firs and cedars. The air here carries the bracing scent of salt and pine, mingling with the damp earth after a soft Pacific Northwest rain. Sunlight, when it breaks through the canopy, filters down in ethereal shafts, illuminating the vibrant green undergrowth and the quiet stillness of the inland trails. Deer often emerge from the shadows, their movements fluid and unhurried, a testament to the island's enduring wildness. The history of Harstine Island is interwoven with the rhythms of the tides and the logging industry that once defined its economic pulse. For generations, the island's rich timber resources provided a livelihood, the echoes of chainsaws now a fading memory replaced by the gentle lapping of water against the shore. Today, a quieter economy has taken root, with many residents commuting to the mainland or finding work in local aquaculture and tourism. The island’s character is one of quiet resilience, a place where the past is present in the weathered barns and the enduring connection to the natural world, a stark beauty that invites contemplation.

NWS Extended Forecast
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📡 Precipitation Radar

Live animated radar for Harstine Island and surroundings — RainViewer.

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🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
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LocationHarstine Island, Mason County, Washington
Coordinates47.230318°N, 122.883585°W
TimezonePacific Time (America/Los_Angeles)
ZIP Code(s)98584
Area Code425
Page generatedJuly 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service

About This Harstine Island, Washington Weather Page

This page provides live weather conditions and forecasts for Harstine Island, Washington, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, real-time aviation weather (live METAR and TAF reports from the nearest reporting airport, with a modeled estimate shown when no station is in range), precipitation radar and NOAA GOES-16 satellite imagery. Additional sections may include tide predictions, wave height, wave direction and sea-surface temperature, a barometric pressure trend, and a solunar-based fishing forecast with a fishing-conditions rating for coastal localities, and soil temperature, crop weather and live USGS river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.

Location data for Harstine Island includes coordinates 47.230318°N, 122.883585°W, situated in Mason County. ZIP code 98584. Telephone area code: 425. Timezone: Pacific Time (America/Los_Angeles).

Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. Aviation data is sourced from aviationweather.gov (NOAA), with a modeled estimate used where no nearby reporting station is available. River and stream data is sourced from the USGS National Water Information System. Tide predictions are sourced from NOAA CO-OPS; marine and solunar data are modeled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-East and is public domain.