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Marrowstone Island, WA Weather Conditions

Updated: Mon Mar 9th 2026 4:45 AM PDT

Partly Cloudy

39^°F 4^°C

Feels Like 30^°F / -1^°C

Marrowstone Island, WA weather condition is Partly Cloudy and 39°F.

Today's Weather in Marrowstone Island,WA

The current weather in Marrowstone Island WA as of 4:45 AM PDT on Mon Mar 9th 2026, has a sky condition of Partly Cloudy with the visibility of 9 mile(s). It is 39 degrees fahrenheit but feels like 30 degrees. The barometric pressure is 30.02 - measured by inches of mercury - and is rising since its last observation. The humidity is 79 percent that's falling since the last report, with a dew point of 32 degrees fahrenheit which is falling. Wind direction is from the West at 18.6 miles per hour, gusting at 30.1 miles per hour. Sunrise is at 7:36 AM and Sunset is at 7:08 PM. The moon phase is a Waning Gibbous moon rising at 1:37 AM. Thank you for listening to the weather report from LocalConditions.com!

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Sun & Moon

Sun

Sunrise: 7:36 AM

Sunset: 7:08 PM

As of:

Moon

Moonrise: 1:37 AM

Moonset: 9:42 AM

Phase: Waning Gibbous Moon

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Radar Alerts Next 48 Hours Traffic

Hourly Forecast - Next 8 hours

Next 5 Days...

Scattered Rain

Scattered Rain with a high of 41°F and a low of 35°F. Probable rainfall forecasted, having an 83% chance with an estimated 0.19in. Winds will be moderate, blowing around 15mph. Expect high humidity with levels above 80% to 86%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 41° \| Lo 35°	86%	83% \| est. 0.19in	0% \| est. 0.8in	14.3 mph

Overcast

Overcast with a high of 50°F and a low of 38°F. Winds will be strong at speeds peaking at 26mph. Expect high humidity with levels above 80% to 88%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 50° \| Lo 38°	88%	0%	0%	25.1 mph

Moderate Rain

Moderate Rain with a high of 41°F and a low of 37°F. Probable rainfall forecasted, having an 89% chance with an estimated 0.32in. Winds will be strong at speeds peaking at 23mph. Expect high humidity with levels above 80% to 89%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 41° \| Lo 37°	89%	89% \| est. 0.32in	0%	22.4 mph

Scattered Rain

Scattered Rain with a high of 43°F and a low of 34°F. Probable rainfall forecasted, having an 86% chance with an estimated 0.09in. Winds will be moderate, blowing around 12mph. Expect high humidity with levels above 80% to 84%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 43° \| Lo 34°	84%	86% \| est. 0.09in	0% \| est. 0in	11.2 mph

Scattered Rain

Scattered Rain with a high of 41°F and a low of 35°F. Probable rainfall forecasted, having an 88% chance with an estimated 0.02in. Winds will be light at 9mph at times. The humidity will be on the higher side, reaching around 76%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 41° \| Lo 35°	76%	88% \| est. 0.02in	0% \| est. 0.1in	8.5 mph

Yesterday 5-Day Wind

Weather Radar Map

Live Marrowstone Island, WA weather with minute-by-minute precipitation, radar, barometric pressure, temperatures and wind speeds for today thru Friday, as you toggle through each map layer. Use the slider to move forward and back in time to view how current data and forecasts will affect the region; you can press or click on the map to show metrics available for each tab. The related timestamp is located above the Play button which will animate the weather forecast.

Hourly Temperature

The current temperature today is 39^°F. The morning temperature of 36°^F is lowest at 9am with the daytime high of 40°^F at 4pm and a low around 36°^F at 11am is expected.

Hourly Barometric Pressure

The highest pressure today is 30.1^inHg at 9pm and lowest being 29.99^inHg at 12am.

Hourly Wind Speeds

The fastest wind is reported to be 21.3^mph at 2am, while the slowest is 6.9^mph around 11am; expect wind gusts peaking 32.3^mph at 3am. View live wind conditions in Marrowstone Island

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