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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Tacoma / McChord Air Force Base (KTCM)

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

Overcast

44°F

7°C

Humidity 71%
Wind Speed N 0 MPH
Barometer 30.39 in (1029.12 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 22 Mar 09:55 AM PDT
Extended Forecast for

Steilacoom WA

  • Today

    Today: Mostly sunny, with a high near 52. Calm wind becoming north around 6 mph in the afternoon.

    High: 52 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. North northeast wind 3 to 6 mph.

    Low: 35 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 53. North northeast wind 3 to 6 mph.

    High: 53 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of rain after 11pm. Cloudy, with a low around 41. North northeast wind around 6 mph becoming light and variable in the evening.

    Low: 41 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. High near 53. South wind 5 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 41. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, then showers and possibly a thunderstorm after 11am. High near 50. Chance of precipitation is 90%.

    High: 50 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Rain Likely

  • Thursday

    Thursday: A chance of rain. Partly sunny, with a high near 52.

    High: 52 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 52. Calm wind becoming north around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 35. North northeast wind 3 to 6 mph.
Monday
Partly sunny, with a high near 53. North northeast wind 3 to 6 mph.
Monday Night
A 40 percent chance of rain after 11pm. Cloudy, with a low around 41. North northeast wind around 6 mph becoming light and variable in the evening.
Tuesday
Rain. High near 53. South wind 5 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 41. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely, then showers and possibly a thunderstorm after 11am. High near 50. Chance of precipitation is 90%.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 36.
Thursday
A chance of rain. Partly sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 35.
Friday
Mostly sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 37.
Saturday
A slight chance of rain. Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Steilacoom WA
 47.16°N 122.6°W (Elev. 253 ft)
Last Update:
11:27 pm PDT Mar 21, 2026
Forecast Valid:
10am PDT Mar 22, 2026-6pm PDT Mar 28, 2026
 
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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