Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Port Townsend Jefferson County International Airport (K0S9)

Lat: 48.05517°NLon: 122.81159°WElev: 105.0ft.

Clear

68°F

20°C

Humidity 64%
Wind Speed NNW 4 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 19 Aug 07:35 PM PDT
Extended Forecast for

5 Miles SW Chimacum WA

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Light north northwest wind.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 75. Calm wind becoming north around 6 mph in the afternoon.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. Light west northwest wind.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 11pm.  Mostly cloudy, with a low around 54. Light and variable wind.

    Low: 54 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 8am.  Mostly cloudy, with a high near 68. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

  • Sunday

    Sunday: A slight chance of rain.  Mostly cloudy, with a high near 67.

    High: 67 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 53. Light north northwest wind.
Thursday
Sunny, with a high near 75. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 54. Light west northwest wind.
Friday
Mostly sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 54. Light and variable wind.
Saturday
Showers likely, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 68. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 52.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 67.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 69.
Tuesday Night
A chance of rain. Partly cloudy, with a low around 51.
Wednesday
A chance of rain. Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Chimacum WA
 47.96°N 122.84°W (Elev. 577 ft)
11:26 am PDT Aug 19, 2026
7pm PDT Aug 19, 2026-6pm PDT Aug 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database