Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

Lat: 47.44472°NLon: 122.31361°WElev: 427.0ft.

Overcast

58°F

14°C

Humidity 86%
Wind Speed SSW 5 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 16 Aug 05:53 AM PDT
Extended Forecast for

Seatac WA

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 78. Calm wind becoming west northwest around 5 mph.

    High: 78 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. North wind around 6 mph becoming calm  after midnight.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Patchy fog before 8am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 79. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. South southwest wind 5 to 7 mph.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 78. Calm wind becoming west northwest around 5 mph.
Tonight
Mostly cloudy, with a low around 57. North wind around 6 mph becoming calm after midnight.
Monday
Patchy fog before 8am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 79. Calm wind becoming north northwest around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 58. North northwest wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 79. South southwest wind 5 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Partly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Partly sunny, with a high near 78.
Friday Night
Mostly cloudy, with a low around 57.
Saturday
A slight chance of rain. Mostly cloudy, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Seatac WA
 47.44°N 122.3°W (Elev. 358 ft)
12:35 am PDT Aug 16, 2026
6am PDT Aug 16, 2026-6pm PDT Aug 22, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database