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

Heavy Rainfall and Flooding in the Southwest and Along the East Coast

A multi-day heavy rainfall event is set to begin across New Mexico into west Texas Tuesday through Wednesday. Flash flooding and debris flows in the vicinity of burn scars will also be possible. A strong coastal low will develop offshore of the Mid-Atlantic coast midweek, bringing heavy rainfall, strong winds and coastal flooding to much of the East Coast through Friday. Read More >

Current conditions at

Tacoma / McChord Air Force Base (KTCM)

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

Partly Cloudy

66°F

19°C

Humidity 68%
Wind Speed N 0 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 21 Sep 06:55 PM PDT
Extended Forecast for

3 Miles NNW Spanaway WA

  • Tonight

    Tonight: Increasing clouds, with a low around 52. Calm wind becoming west southwest around 5 mph.

    Low: 52 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 70. Calm wind becoming west around 6 mph in the afternoon.

    High: 70 °F

    Gradual
    Clearing

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47. West wind 5 to 8 mph becoming south after midnight.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 68. Light and variable wind becoming west around 5 mph in the afternoon.

    High: 68 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 48. North northeast wind around 6 mph becoming calm after midnight.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of rain after 11am. Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.

    Low: 48 °F

    Rain Likely

  • Friday

    Friday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 63.

    High: 63 °F

    Rain Likely

  • Friday Night

    Friday Night: A slight chance of rain before 11pm. Partly cloudy, with a low around 45.

    Low: 45 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 52. Calm wind becoming west southwest around 5 mph.
Tuesday
Cloudy through mid morning, then gradual clearing, with a high near 70. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 47. West wind 5 to 8 mph becoming south after midnight.
Wednesday
Partly sunny, with a high near 68. Light and variable wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 48. North northeast wind around 6 mph becoming calm after midnight.
Thursday
A 40 percent chance of rain after 11am. Mostly cloudy, with a high near 63.
Thursday Night
Rain likely. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Friday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 63.
Friday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 45.
Saturday
Partly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
Mostly cloudy, with a high near 64.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Monday
A chance of rain. Mostly cloudy, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Spanaway WA
 47.1°N 122.42°W (Elev. 374 ft)
Last Update:
11:27 am PDT Sep 21, 2026
Forecast Valid:
7pm PDT Sep 21, 2026-6pm PDT Sep 28, 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