National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Tacoma / McChord Air Force Base (KTCM)

Lat: 47.15°NLon: 122.48333°WElev: 322.0ft.

Overcast

43°F

6°C

Humidity 85%
Wind Speed N 0 MPH
Barometer 30.34 in (1027.43 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 03 Dec 12:55 AM PST
Extended Forecast for

Steilacoom WA

  • Overnight

    Overnight: Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of rain between 9am and 10am. Patchy dense fog before 3pm, then patchy dense fog after 5pm. Otherwise, mostly cloudy, with a high near 45. Calm wind. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Patchy
    Dense Fog

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain, mainly after 2am. Patchy dense fog between 7pm and 9pm. Otherwise, mostly cloudy, with a low around 41. Light south wind.

    Low: 41 °F

    Patchy Dense
    Fog then
    Chance Rain

  • Thursday

    Thursday: Rain. High near 47. South wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 45. South southwest wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain

  • Friday

    Friday: Rain. High near 53. Breezy. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Rain and
    Breezy

  • Friday Night

    Friday Night: Rain. Low around 48. Breezy. Chance of precipitation is 80%.

    Low: 48 °F

    Rain and
    Breezy

  • Saturday

    Saturday: Rain. Cloudy, with a high near 51.

    High: 51 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain Likely

Detailed Forecast

Overnight
Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 39. Calm wind.
Wednesday
A slight chance of rain between 9am and 10am. Patchy dense fog before 3pm, then patchy dense fog after 5pm. Otherwise, mostly cloudy, with a high near 45. Calm wind. Chance of precipitation is 20%.
Wednesday Night
A 50 percent chance of rain, mainly after 2am. Patchy dense fog between 7pm and 9pm. Otherwise, mostly cloudy, with a low around 41. Light south wind.
Thursday
Rain. High near 47. South wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 45. South southwest wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 53. Breezy. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain. Low around 48. Breezy. Chance of precipitation is 80%.
Saturday
Rain. Cloudy, with a high near 51.
Saturday Night
Rain likely. Mostly cloudy, with a low around 47.
Sunday
Rain. Cloudy, with a high near 54.
Sunday Night
Rain likely. Mostly cloudy, with a low around 47.
Monday
Rain likely. Cloudy, with a high near 55.
Monday Night
Rain. Cloudy, with a low around 50. Breezy.
Tuesday
Rain. Cloudy, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Steilacoom WA
 47.18°N 122.6°W (Elev. 3 ft)
Last Update:
1:25 am PST Dec 3, 2025
Forecast Valid:
1am PST Dec 3, 2025-6pm PST Dec 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation