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

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Tacoma / McChord Air Force Base (KTCM)

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

Overcast

57°F

14°C

Humidity 74%
Wind Speed S 4 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 17 Jun 08:55 AM PDT
Extended Forecast for

Steilacoom WA

  • Today

    Today: Sunny, with a high near 77. Calm wind becoming north northwest around 5 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. North northeast wind around 6 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Light north northeast wind increasing to 5 to 9 mph in the morning.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. North northeast wind 5 to 9 mph becoming calm after midnight.

    Low: 57 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 84. Calm wind becoming north around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 51.

    Low: 51 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 77. Calm wind becoming north northwest around 5 mph.
Tonight
Mostly clear, with a low around 54. North northeast wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 80. Light north northeast wind increasing to 5 to 9 mph in the morning.
Thursday Night
Partly cloudy, with a low around 57. North northeast wind 5 to 9 mph becoming calm after midnight.
Juneteenth
Mostly sunny, with a high near 84. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 76.
Saturday Night
Clear, with a low around 51.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 89.
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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:
11:26 pm PDT Jun 16, 2026
Forecast Valid:
10am PDT Jun 17, 2026-6pm PDT Jun 23, 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