Marietta, WA Weather Forecast

Local 7-day forecast

52°

Mostly Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Marietta, WA in one place.

Thursday, April 16, 2026

Wind: 7 mph SSW

Thursday

Mostly sunny, with a high near 52.

Local 7-day forecast

Local Weather Overview

This forecast page for Marietta, WA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 12, 2026 3:48 PM PDT.

The active forecast window currently covers Apr 16 to Apr 18, 2026 for Marietta, WA.

Page Snapshot

Page focus: city weather
Forecast window: Apr 16 to Apr 18, 2026
Latest sync: Apr 12, 2026 3:48 PM PDT
Forecast office: SEW
Source: NOAA / NWS

Next High

52°F

Thursday

Next Low

40°F

Thursday Night

Rain Outlook

Periods mentioning precipitation

Windiest

7 mph

Thursday

Daily Outlook

Today

Apr 16

Mostly Sunny

52 °F

/ 40°F

Wind 7 mph

Fri

Apr 17

Partly Sunny

52 °F

/ 39°F

Wind 6 mph

Sat

Apr 18

Partly Sunny

56 °F

/ 44°F

Wind 1 to 5 mph

This Week in Marietta

Saturday looks like the warmest upcoming period in Marietta at 56 degrees F.

Friday Night is the coolest period ahead with temperatures near 39 degrees F.

The strongest winds are forecast for Thursday at about 7 mph SSW.

Precipitation is mentioned in 1 upcoming forecast period.

Forecast Details

Last updated: Apr 12, 2026 3:48 PM PDT
Coverage: 4 days
Time zone: America/Los_Angeles
Forecast office: SEW
Radar station: KATX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Thursday Night

Apr 16

40°F

Partly Cloudy

6 mph SSW

Partly cloudy, with a low around 40.

Friday

Apr 17

52°F

Partly Sunny

6 mph SSW

Partly sunny, with a high near 52.

Friday Night

Apr 17

39°F

Partly Cloudy

5 mph SE

Partly cloudy, with a low around 39.

Saturday

Apr 18

56°F

Partly Sunny

1 to 5 mph SW

Partly sunny, with a high near 56.

Saturday Night

Apr 18

44°F

Chance Light Rain

5 mph NE

A chance of rain after 11pm. Mostly cloudy, with a low around 44.

Detailed Forecast

Period	Conditions	Temp	Wind	Details
Thursday Apr 16	Mostly Sunny	52°F	7 mph SSW	Mostly sunny, with a high near 52.
Thursday Night Apr 16	Partly Cloudy	40°F	6 mph SSW	Partly cloudy, with a low around 40.
Friday Apr 17	Partly Sunny	52°F	6 mph SSW	Partly sunny, with a high near 52.
Friday Night Apr 17	Partly Cloudy	39°F	5 mph SE	Partly cloudy, with a low around 39.
Saturday Apr 18	Partly Sunny	56°F	1 to 5 mph SW	Partly sunny, with a high near 56.
Saturday Night Apr 18	Chance Light Rain	44°F	5 mph NE	A chance of rain after 11pm. Mostly cloudy, with a low around 44.

Nearby Forecasts

Explore weather pages for nearby cities and major places around Marietta.

Region Links

Whatcom County weather

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Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.