Air Quality Concerns; Fire Weather; Extreme Heat; Severe Thunderstorms and Flash Flooding

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Dangerous heat and fire weather concerns for portions of the Four Corners region into the central Great Basin and Rockies. Heavy rainfall and flash flooding possible for the Southeast through today. Strong to severe thunderstorms for the Southern Plains with severe wind gusts and large hail possible. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

Lat: 47.49509°NLon: 122.21437°WElev: 23.0ft.

Mostly Cloudy

73°F

23°C

Humidity	49%
Wind Speed	S 5 MPH
Barometer	30.04 in (1017.27 mb)
Dewpoint	54°F (12°C)
Visibility	NA
Last update	04 Aug 04:53 PM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Newcastle WA

Tonight
Low: 57 °F
Mostly Cloudy
Tuesday
High: 75 °F
Partly Sunny
Tuesday Night
Low: 60 °F
Chance Rain
Wednesday
High: 70 °F
Showers
Wednesday Night
Low: 57 °F
Showers
Thursday
High: 71 °F
Chance Rain
Thursday Night
Low: 55 °F
Partly Cloudy
Friday
High: 77 °F
Mostly Sunny
Friday Night
Low: 57 °F
Mostly Clear

Detailed Forecast

Tonight

Mostly cloudy, with a low around 57. Calm wind becoming south southeast around 6 mph after midnight.

Tuesday

Partly sunny, with a high near 75. Southwest wind around 6 mph.

Tuesday Night

A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 60. South wind around 6 mph.

Wednesday

Rain likely, then showers and possibly a thunderstorm after 5pm. High near 70. South wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers and possibly a thunderstorm before 8pm, then rain, mainly after 8pm. Low around 57. South southwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

A 40 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 71.

Thursday Night

Partly cloudy, with a low around 55.

Friday

Mostly sunny, with a high near 77.

Friday Night

Mostly clear, with a low around 57.

Saturday

Mostly sunny, with a high near 79.

Saturday Night

Partly cloudy, with a low around 59.