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

Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii

Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >

Hazardous Weather Conditions

Current conditions at

Tacoma / McChord Air Force Base (KTCM)

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

Rain

49°F

9°C

Humidity 90%
Wind Speed S 21 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 47°F (8°C)
Visibility 9.00 mi
Wind Chill42°F (6°C)
Last update 11 Mar 02:55 PM PDT
Extended Forecast for

Steilacoom WA

Wind Advisory until March 12, 06:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until March 12, 06:00am

    NOW until 6:00am Thu

    Wind Advisory

  • This Afternoon

    High: 51 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 3am. Low around 40. Breezy, with a southwest wind 14 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Rain and
    Breezy

  • Thursday

    Thursday: Rain, mainly after 9am. Steady temperature around 42. Southwest wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 36. South southwest wind 3 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain

  • Friday

    Friday: Rain before 1pm, then rain, possibly mixed with snow between 1pm and 2pm, then rain after 2pm. High near 42. Light south wind. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 42 °F

    Rain then
    Rain/Snow

  • Friday Night

    Friday Night: Rain before 11pm, then rain likely, possibly mixed with snow. Low around 33. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow

  • Saturday

    Saturday: Rain and snow likely before 11am, then a chance of rain. Partly sunny, with a high near 48. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 48 °F

    Rain/Snow
    Likely then
    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain and snow, mainly after 11pm. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Rain. High near 51. South southwest wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain, mainly before 3am. Low around 40. Breezy, with a southwest wind 14 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain, mainly after 9am. Steady temperature around 42. Southwest wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 36. South southwest wind 3 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain before 1pm, then rain, possibly mixed with snow between 1pm and 2pm, then rain after 2pm. High near 42. Light south wind. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday Night
Rain before 11pm, then rain likely, possibly mixed with snow. Low around 33. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
Rain and snow likely before 11am, then a chance of rain. Partly sunny, with a high near 48. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
A chance of rain and snow, mainly after 11pm. Mostly cloudy, with a low around 33.
Sunday
A chance of rain and snow before 11am, then rain likely. Cloudy, with a high near 46.
Sunday Night
Rain. Cloudy, with a low around 40.
Monday
Rain likely. Cloudy, with a high near 56.
Monday Night
A chance of rain. Mostly cloudy, with a low around 42.
Tuesday
Rain likely. Mostly cloudy, with a high near 62.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 45.
Wednesday
Rain likely. Mostly cloudy, with a high near 61.
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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:
2:26 pm PDT Mar 11, 2026
Forecast Valid:
3pm PDT Mar 11, 2026-6pm PDT Mar 18, 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