SeaTac, WA 10-Day Weather Forecast

King County7:28 PM PDT47.45°N, 122.29°WElevation 262 ft

Overview

Days after the National Weather Service's seven are MET Norway's outlook, a computer model with no forecaster's review.

Tonight October 24

Light Rain Likely
Overnight
Low 44°
Light Rain Likely

Rain likely. Mostly cloudy. Low around 44, with temperatures rising to around 46 overnight. North wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

Precip 61%Wind N 5 mph

Today October 25

Light Rain
Sunday
High 55°
Light Rain

Rain. Cloudy, with a high near 55. East northeast wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.

Precip 86%Wind ENE 6 mph
Chance Light Rain
Sunday Night
Low 44°
Chance Light Rain

A chance of rain. Mostly cloudy. Low around 44, with temperatures rising to around 46 overnight. Northeast wind around 3 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Precip 42%Wind NE 3 mph
Rain/precip total0.26 in
Gusts to8 mph
UV index2 Low
Sunrise7:43 AM
Sunset6:05 PM
Daylight10 h 21 min
Moon Full Moon (100%)

Tomorrow October 26

Slight Chance Light Rain
Monday
High 58°
Slight Chance Light Rain

A slight chance of rain before 5pm. Mostly cloudy, with a high near 58. Northeast wind around 3 mph. Chance of precipitation is 20%.

Precip 24%Wind NE 3 mph
Slight Chance Light Rain
Monday Night
Low 45°
Slight Chance Light Rain

A slight chance of rain between 11pm and 5am. Mostly cloudy, with a low around 45. South southeast wind 1 to 6 mph. Chance of precipitation is 20%.

Precip 24%Wind SSE 1 to 6 mph
Rain/precip total<0.01 in
Gusts to5 mph
UV index2 Low
Sunrise7:45 AM
Sunset6:03 PM
Daylight10 h 18 min
Moon Full Moon (99%)

Tuesday October 27

Slight Chance Light Rain
Tuesday
High 58°
Slight Chance Light Rain

A slight chance of rain after 11am. Mostly cloudy, with a high near 58. Chance of precipitation is 20%.

Precip 24%Wind SSW 6 to 10 mph
Light Rain
Tuesday Night
Low 43°
Light Rain

Rain. Mostly cloudy, with a low around 43.

Precip 79%Wind SSW 13 mph
Rain/precip total0.01 in
Gusts to20 mph
UV index2 Low
Sunrise7:46 AM
Sunset6:01 PM
Daylight10 h 15 min
Moon Waning Gibbous (97%)

Wednesday October 28

Showers And Thunderstorms
Wednesday
High 54°
Showers And Thunderstorms

Rain before 11am, then showers and thunderstorms between 11am and 5pm, then rain likely. Cloudy, with a high near 54.

Precip 95%Wind SSW 8 to 12 mph
Light Rain
Wednesday Night
Low 40°
Light Rain

Rain. Mostly cloudy, with a low around 40.

Precip 82%Wind SSE 3 to 8 mph
Rain/precip total0.20 in
Gusts to20 mph
Thunder15%
Sunrise7:48 AM
Sunset6:00 PM
Daylight10 h 12 min
Moon Waning Gibbous (91%)

Thursday October 29

Light Rain Likely
Thursday
High 52°
Light Rain Likely

Rain likely. Mostly cloudy, with a high near 52.

Precip 72%Wind SSE 5 mph
Chance Light Rain
Thursday Night
Low 38°
Chance Light Rain

A chance of rain. Mostly cloudy, with a low around 38.

Precip 50%Wind SE 3 mph
Rain/precip total0.17 in
Gusts to7 mph
Sunrise7:49 AM
Sunset5:58 PM
Daylight10 h 9 min
Moon Waning Gibbous (84%)

Friday October 30

Slight Chance Light Rain
Friday
High 52°
Slight Chance Light Rain

A slight chance of rain. Partly sunny, with a high near 52.

Precip 20%Wind NNE 3 mph
Slight Chance Light Rain then Partly Cloudy
Friday Night
Low 37°
Slight Chance Light Rain then Partly Cloudy

A slight chance of rain before 11pm. Partly cloudy, with a low around 37.

Precip 18%Wind ENE 3 mph
Rain/precip total<0.01 in
Gusts to5 mph
Sunrise7:51 AM
Sunset5:57 PM
Daylight10 h 5 min
Moon Waning Gibbous (74%)

Saturday October 31

Partly Sunny
Saturday
High 53°
Partly Sunny

Partly sunny, with a high near 53.

Precip 11%Wind S 3 mph
Rain/precip total0.00 in
Gusts to5 mph
Sunrise7:52 AM
Sunset5:55 PM
Daylight10 h 2 min
Moon Waning Gibbous (63%)

Sunday November 1

Extended outlook
Cloudy
Sunday
High 50°
Cloudy
Showers
Sunday Night
Low 37°
Showers
Rain/precip total0.05 in
Sunrise6:54 AM
Sunset4:53 PM
Daylight9 h 59 min
Moon Last Quarter (51%)

Monday November 2

Extended outlook
Partly cloudy
Monday
High 56°
Partly cloudy
Partly cloudy
Monday Night
Low 39°
Partly cloudy
Rain/precip total0.00 in
Sunrise6:55 AM
Sunset4:52 PM
Daylight9 h 56 min
Moon Waning Crescent (40%)

National Weather Service forecast updated 20 hrs ago.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use. How to use Weather