SeattleWeather.com

KSEA - Seattle/Metro, Washington, USA Distance from station: SSW 11mi, 18km
Updated: Wed, 18-Mar-2026 11:53am PDT
Overcast	Wind: SSW 10 mph , 17 km/h
Temperature:	54°F , 12°C
Dew Point:	52°F , 11°C
Humidity:	94%
Barometer:	30.05 inHg , 1017.6 hPa
Clouds:	Overcast
Visibility:	10 miles , 16 km
Cloud details:	Few Clouds 500 ft Mostly Cloudy 1200 ft Overcast 2000 ft
2026/03/18 18:53 KSEA 181853Z 21009KT 10SM FEW005 BKN012 OVC020 12/11 A3005 RMK AO2 SLP183 T01220111

KBFI - Seattle/Boeing, Washington, USA Distance from station: SSW 2mi, 3km
Updated: Wed, 18-Mar-2026 11:53am PDT
Overcast	Wind: SSE 9 mph , 15 km/h
Temperature:	55°F , 13°C
Dew Point:	52°F , 11°C
Humidity:	88%
Barometer:	30.05 inHg , 1017.6 hPa
Clouds:	Overcast
Visibility:	10 miles , 16 km
Cloud details:	Partly Cloudy 900 ft Overcast 1200 ft
2026/03/18 18:53 KBFI 181853Z 15008KT 10SM SCT009 OVC012 13/11 A3005 RMK AO2 SLP176 T01330111

NWS Forecast for Seattle, WA

National Weather Service Forecast for: Seattle, WA
Issued by: National Weather Service Seattle/Tacoma, WA

Updated: Wed, 18-Mar-2026 8:01am PDT

Today Light Rain	Thursday Light Rain	Friday Rain	Saturday Chance Rain Showers	Sunday Slight Chance Rain Showers	Monday Chance Rain Showers then Chance Light Rain	Tuesday Light Rain
Hi 56 °F	Hi 55 °F	Hi 56 °F	Hi 49 °F	Hi 50 °F	Hi 52 °F	Hi 50 °F

Tonight Light Rain	Thursday Night Rain	Friday Night Light Rain Likely then Chance Rain Showers	Saturday Night Partly Cloudy then Slight Chance Rain Showers	Sunday Night Mostly Cloudy then Slight Chance Rain Showers	Monday Night Light Rain Likely	Tuesday Night Light Rain
Lo 52 °F	Lo 52 °F	Lo 40 °F	Lo 36 °F	Lo 37 °F	Lo 41 °F	Lo 39 °F

Today

Rain. Cloudy, with a high near 56. South southwest wind around 12 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.

Tonight

Rain. Cloudy, with a low around 52. South wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts less than a tenth of an inch possible.

Thursday

Rain. Cloudy, with a high near 55. South wind around 12 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible.

Thursday Night

Rain. Cloudy, with a low around 52. South wind around 12 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Friday

Rain. Cloudy, with a high near 56. South southwest wind 10 to 14 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Friday Night

Rain likely before 11pm, then a chance of rain showers. Mostly cloudy, with a low around 40. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.

Saturday

A chance of rain showers before 5pm. Partly sunny, with a high near 49.

Saturday Night

A slight chance of rain showers after 5am. Partly cloudy, with a low around 36.

Sunday

A slight chance of rain showers before 5pm. Mostly sunny, with a high near 50.

Sunday Night

A slight chance of rain showers after 5am. Mostly cloudy, with a low around 37.

Monday

A chance of rain showers before 5pm, then a chance of rain. Mostly cloudy, with a high near 52.

Monday Night

Rain likely. Mostly cloudy, with a low around 41.

Tuesday

Rain. Cloudy, with a high near 50.

Tuesday Night

Rain. Cloudy, with a low around 39.

Forecast from NOAA-NWS for Seattle, WA.