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Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Tacoma / McChord Air Force Base (KTCM)

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

Overcast

48°F

9°C

Humidity 87%
Wind Speed SSW 9 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 13 Apr 03:00 AM PDT
Extended Forecast for

Steilacoom WA

  • Overnight

    Overnight: A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 45. Southwest wind around 8 mph.

    Low: 45 °F

    Chance Rain

  • Monday

    Monday: A 40 percent chance of rain, mainly after 5pm. Partly sunny, with a high near 55. West southwest wind 8 to 11 mph.

    High: 55 °F

    Chance Rain

  • Monday Night

    Monday Night: A chance of rain before 11pm, then a chance of rain after 3am. Mostly cloudy, with a low around 43. South southwest wind 7 to 10 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. High near 50. South southwest wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 11pm. Low around 37. South southwest wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: Rain before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. High near 50. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 50 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then rain likely between 8pm and 11pm. Mostly cloudy, with a low around 33. Chance of precipitation is 70%.

    Low: 33 °F

    Showers
    Likely then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 45. Southwest wind around 8 mph.
Monday
A 40 percent chance of rain, mainly after 5pm. Partly sunny, with a high near 55. West southwest wind 8 to 11 mph.
Monday Night
A chance of rain before 11pm, then a chance of rain after 3am. Mostly cloudy, with a low around 43. South southwest wind 7 to 10 mph. Chance of precipitation is 30%.
Tuesday
Rain. High near 50. South southwest wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain, mainly before 11pm. Low around 37. South southwest wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. High near 50. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then rain likely between 8pm and 11pm. Mostly cloudy, with a low around 33. Chance of precipitation is 70%.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Partly sunny, with a high near 57.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Partly sunny, with a high near 61.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Mostly cloudy, with a high near 60.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Steilacoom WA
 47.17°N 122.57°W (Elev. 299 ft)
Last Update:
11:27 pm PDT Apr 12, 2026
Forecast Valid:
3am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
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