NOAA logo - Click to go to the NOAA homepage Your National Weather Service forecast NWS logo
User Defined Area ForecastSkip to Detailed 7-Day Forecast
Navigation bar
Enter Your "City, ST" or zip code   
Bookmark and Share  
Experimental Product: Description | Survey
NWS Seattle, WA
User Defined Area Forecast: grids
Mobile Weather Information
Forecast Valid: 11pm PDT Mar 21, 2023-6pm PDT Mar 28, 2023
Forecast at a Glance
Overnight

Clear
Clear

Lo 35 °F
Wednesday

Chance Rain. Chance for Measurable Precipitation 30%
Chance
Rain
Hi 57 °F
Wednesday
Night

Rain. Chance for Measurable Precipitation 80%
Rain

Lo 38 °F
Thursday

Rain. Chance for Measurable Precipitation 100%
Rain

Hi 43 °F
Thursday
Night

Rain/Snow. Chance for Measurable Precipitation 100%
Rain/Snow

Lo 33 °F
Friday

Rain/Snow. Chance for Measurable Precipitation 100%
Rain/Snow

Hi 41 °F
Friday
Night

Rain/Snow. Chance for Measurable Precipitation 80%
Rain/Snow

Lo 31 °F
Saturday

Rain/Snow Likely
Rain/Snow
Likely
Hi 44 °F
Saturday
Night

Chance Rain/Snow
Chance
Rain/Snow
Lo 31 °F
This table displays the range of values for each weather element during each period.
Forecast presented is based on 4 forecast grids, covering an area of 8 sq miles. The elevation ranges from 400 ft. to 945 ft.
Tue Night Wed Wed Night Thu Thu Night Fri Fri Night Sat Sat Night
Temp (F) 35 35 57 58 38 38 42 44 33 34 41 43 31 32 44 46 31 32
PoP (%) 0 0 0 30 40 90 90 100 90 100 90 100 50 80 40 60 30 40
QPF (in) 0 0 0 0 0.07 0.1 0.21 0.27 0.39 0.47 0.32 0.39 0.1 0.11
Snow (in) 0 0 0 0 0 0 0 0 T 1 T 2 T 1
Sky 0 10 5 55 65 90 95 100 90 100 90 100 70 90 70 80 55 60
Wind (mph) 5 10 0 10 5 10 10 15 15 15 10 15 15 15 5 10 10 10
Wind Dir NE WSW W S SW SW S SSE W
Weather Rain Rain Rain & Snow Rain & Snow Rain & Snow Rain & Snow Rain & Snow


Detailed text forecast
Overnight: Clear, with lows mostly in the middle 30s. East northeast wind between 5 and 7 mph.

Wednesday: A 30 percent chance of rain, mainly after 4pm. Increasing clouds, with highs mostly in the upper 50s. Calm wind becoming west southwest around 5 mph.

Wednesday Night: Rain, mainly after 11pm. Lows mostly in the upper 30s. West wind between 5 and 8 mph becoming calm. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

Thursday: Rain. Highs mainly in the lower 40s. South southwest wind between 10 and 16 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday Night: Rain before 8pm, then rain and snow. Snow level 1800 feet lowering to 1000 feet after midnight . Lows mostly in the lower 30s. Southwest wind around 14 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

Friday: Rain and snow, becoming all rain after 2pm. Snow level 700 feet rising to 1300 feet in the afternoon. Highs mainly in the lower 40s. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Friday Night: Rain before 8pm, then rain and snow. Snow level 1400 feet lowering to 600 feet after midnight . Lows mainly in the lower 30s. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Saturday: Rain and snow likely. Snow level rising to 1500 feet in the afternoon. Mostly cloudy, with highs mostly in the middle 40s.

Saturday Night: A chance of rain and snow. Snow level 1800 feet lowering to 900 feet after midnight . Mostly cloudy, with lows mainly in the lower 30s.

Sunday: Rain and snow likely. Snow level 800 feet rising to 1800 feet in the afternoon. Mostly cloudy, with highs mostly in the middle 40s.

Sunday Night: A chance of rain and snow. Snow level 2000 feet lowering to 1200 feet after midnight . Mostly cloudy, with lows mainly in the lower 30s.

Monday: A chance of rain and snow. Snow level 1100 feet rising to 2300 feet in the afternoon. Partly sunny, with highs mainly in the upper 40s.

Monday Night: A chance of rain and snow. Partly cloudy, with lows mainly in the lower 30s.

Tuesday: A slight chance of rain and snow. Snow level 1400 feet rising to 2800 feet in the afternoon. Mostly sunny, with highs mainly in the lower 50s.


Detailed Point ForecastsMove point forecast map down, and current conditions, radar, and satellite up.
Edit map below and click "Get Area Forecast" to redefine your area. Click "Clear Map" to remove the current area.
                 
User Defined Area Grids Used in Forecast
Get an Area Forecast Clear Map
Get as KML     Get as XML
Current Local WeatherMove point forecast map down, and current conditions, radar, and satellite up.
CHEHALIS
Lat: 46.6100 Lon: -122.908330 Elev: 262
Last Update on 13 Jan 04:09 AM PST

NA

49
9
Humidity: 100%
Wind Speed:ESE ESE MPH
Barometer:NAin
Dewpoint:49 (9)
Visibility:NA Miles
Radar and Satellite (Click for larger image)
Link to Local Radar Data Link to Satellite Data

National Digital Forecast Database (Click for larger image)
National Digital Forecast Database Maximum Temperature Forecast National Digital Forecast Database Weather Element Forecast
Additional Forecasts and Information
Forecast Discussion
International System of Units
User Defined Area
Forecast Weather Table Interface

Webmaster
National Weather Service:
Seattle, WA
www.weather.gov
Privacy Policy
Disclaimer
Credits