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Alta Vista, Washington Weather Forecast
Alta Vista, Washington Weather
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Weather Forecast for Alta Vista, Washington : Lewis County
Issued: 7:01 pm PST Dec 17, 2025 Latitude: 46.4995532 Longitude: -122.3723284 View on Google Maps

MouseOver for Detail Forecast
Tonight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
90% chance of rain on Tonight 100% chance of rain & snow on Thursday 100% chance of rain & snow on Friday 100% chance of rain on Saturday Rain on Sunday Rain on Monday 70% chance of rain & snow on Tuesday Rain and Snow on Wednesday
Low: 39°F High: 50°F High: 40°F High: 41°F High: 43°F High: 42°F High: 43°F High: 42°F
Low: 36°F Low: 36°F Low: 37°F Low: 38°F Low: 37°F Low: 33°F  
Rain Rain & Snow Rain & Snow Rain Rain Rain Rain & Snow Rain and Snow
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Current Conditions at
CHEHALIS-CENTRALIA - (KCLS)
45°
Cloudy
as of 7:55 PM PST
Rel. Humidity: 100%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
8 MPH
190° South
Cloud Level(s): Scattered at 2600ft, Solid Overcast at 3400ft
Current Conditions at
KELSO - (KKLS)
46°
Feels like 41°F
Cloudy
as of 7:56 PM PST
Rel. Humidity: 81%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
9 MPH
150° Southeast
Cloud Level(s): Few at 4900ft, Broken at 6000ft, Solid Overcast at 7000ft
Current Conditions at
OLYMPIA - (KOLM)
45°
Feels like 38°F
Cloudy
as of 7:54 PM PST
Rel. Humidity: 87%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
14 MPH
180° South
Cloud Level(s): Scattered at 2900ft, Solid Overcast at 4200ft
Current Conditions at
PIERCE CNTY A/P - (KPLU)
43°
Cloudy
Light Drizzle
as of 7:55 PM PST
Rel. Humidity: 100%
Dew Point: 43°F
Visibility: 4 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Few at 2100ft, Broken at 2600ft, Solid Overcast at 3100ft
90% chance of rain Tonight Tonight... Rain. Low around 39. South southeast wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

100% chance of rain & snow Thursday Thursday... Rain, possibly mixed with snow, becoming all rain after 10am. High near 50. East southeast wind 9 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

100% chance of rain & snow Thursday Night Thursday Night... Rain before 1am, then rain, possibly mixed with snow between 1am and 4am, then rain after 4am. Low around 36. West southwest wind 6 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

100% chance of rain & snow Friday Friday... Rain before 7am, then rain, possibly mixed with snow between 7am and 10am, then rain after 10am. High near 40. Southwest wind around 6 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

100% chance of rain Friday Night Friday Night... Rain. Low around 36. South southwest wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

100% chance of rain Saturday Saturday... Rain. High near 41. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

80% chance of rain Saturday Night Saturday Night... Rain. Low around 37. Chance of precipitation is 80%.

Rain on Sunday Sunday... Rain. Cloudy, with a high near 43.

Rain on Sunday Night Sunday Night... Rain. Cloudy, with a low around 38.

Rain on Monday Monday... Rain. Cloudy, with a high near 42.

Rain and Snow on Monday Night Monday Night... Rain, possibly mixed with snow. Mostly cloudy, with a low around 37.

70% chance of rain & snow Tuesday Tuesday... Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 43.

Rain and Snow on Tuesday Night Tuesday Night... Rain and snow likely. Mostly cloudy, with a low around 33.

Rain and Snow on Wednesday Wednesday... Rain and snow likely. Mostly cloudy, with a high near 42.

Current Radar Image


Sun Almanac for Alta Vista, Washington
Sunrise: 07:48 AM
Sunset: 4:23 PM
Civil Sunrise:07:13 AM
Civil Sunset: 4:58 PM
Nautical Sunrise: 06:35 AM
Nautical Sunset: 5:37 PM
Astro Sunrise: 05:58 AM
Astro Sunset: 6:14 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.