
Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.
Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >
Current conditions at
Renton Municipal Airport (KRNT)
Lat: 47.49509°NLon: 122.21437°WElev: 23.0ft.
Overcast
36°F
2°C
| Humidity | 74% |
| Wind Speed | NW 3 MPH |
| Barometer | 30.0 in (1015.92 mb) |
| Dewpoint | 28°F (-2°C) |
| Visibility | 10.00 mi |
| Last update | 20 Feb 10:15 AM PST |
Extended Forecast for
Newcastle WA
Today

High: 42 °F
Mostly Cloudy
Tonight
Low: 35 °F
Mostly Cloudy
then Chance
Rain/SnowSaturday
High: 47 °F
Rain/Snow
Likely then
Rain LikelySaturday Night

Low: 41 °F
Rain Likely
Sunday

High: 52 °F
Rain
Sunday Night

Low: 42 °F
Rain
Monday

High: 47 °F
Rain
Monday Night

Low: 40 °F
Rain
Tuesday

High: 49 °F
Rain Likely
Detailed Forecast
Today
Mostly cloudy, with a high near 42. South southwest wind 3 to 5 mph.
Tonight
A chance of rain and snow, mainly after 4am. Mostly cloudy, with a low around 35. East southeast wind 5 to 7 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
A chance of rain and snow before 10am, then rain likely. Mostly cloudy, with a high near 47. East southeast wind around 9 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday Night
Rain likely. Mostly cloudy, with a low around 41. East southeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain. High near 52. South southeast wind 7 to 10 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain. Low around 42. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain. High near 47. Chance of precipitation is 100%.
Monday Night
Rain, mainly before 10pm. Mostly cloudy, with a low around 40.
Tuesday
Rain likely. Mostly cloudy, with a high near 49.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 38.
Wednesday
Rain likely. Partly sunny, with a high near 49.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 40.
Thursday
Rain. Mostly cloudy, with a high near 48.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Newcastle WA
47.55°N 122.14°W (Elev. 538 ft)
47.55°N 122.14°W (Elev. 538 ft)
7:01 am PST Feb 20, 2026
10am PST Feb 20, 2026-6pm PST Feb 26, 2026


