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WeatherLive › Washington › Joint Base Lewis McChord

Joint Base Lewis McChord, WA Weather (98433)

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherJoint Base Lewis McChord · 11:36 PM PDT
70° | 53°
61°F
Feels like 60°
Mostly cloudy
WindSW 2 mph · Gusts 3 mph
Precip16% · –
Humidity69% · Dew point 51°
UV index4 Moderate
Air Quality20 Good
Pressure29.83 inHg
Visibility6 mi
Sunrise / Sunset6:29 AM · 7:50 PM · 13h 21m

Weather map — Joint Base Lewis McChord

Full radar →
Now
61°
18%
2 mph
00:00
58°
8%
2 mph
01:00
57°
9%
2 mph
02:00
58°
23%
2 mph
03:00
60°
19%
3 mph
04:00
57°
14%
4 mph
05:00
56°
16%
5 mph
06:00
57°
23%
6 mph
07:00
58°
21%
6 mph
08:00
59°
21%
6 mph
09:00
60°
19%
6 mph
10:00
63°
17%
10 mph
11:00
66°
11%
13 mph
12:00
64°
14%
12 mph
13:00
63°
21%
9 mph
14:00
57°
54%
6 mph
15:00
57°
30%
11 mph
16:00
58°
41%
9 mph
17:00
57°
43%
11 mph
18:00
58°
0.02 in
11 mph
19:00
56°
14%
9 mph
20:00
54°
47%
6 mph
21:00
53°
57%
6 mph
22:00
52°
20%
4 mph

Today · Tue 9/1

High 70°
16% / –

Mostly cloudy. Winds SW at 11 mph.

Tonight · Tue 9/1

Low 56°
8% / –

Sunny. Winds S at 2 mph.

Tomorrow · Wed 9/2

66° | 52°
70% / 0.10 in

Showers. Winds S at 13 mph.

7-day trend

Joint Base Lewis McChord · temperature + precipitation

10-day forecast

Updated 11:36 PM

Details & indices

Wind
2 mph SW
Gusts 3 mph
Humidity
69%
Dew point 51°
Pressure
29.83 inHg
Falling
UV index
4 — Moderate
High today
Air Quality
Good
AQI 20 · US EPA
Allergy
Very high
Mugwort
Visibility
6 mi
Clear view
Allergy — Joint Base Lewis McChord

🌿 Conditions right now

View all →
Birch
None
Grass
Moderate
Oak
None
Alder
None
Hazel
None
Mugwort
Very high
Ragweed
Moderate

Sun & moon

Sunrise6:29 AM
Sunset7:50 PM
Length of day13h 21m
Moonrise9:23 PM
Moonset11:57 AM
Moon phase🌖 Waning Gibbous · 73%
Next full moonSep 26 Harvest Moon
Latitude47.1079°N
Longitude-122.5769°E

Water temps nearby

View all →
No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Fair
Line-drying weather
Grilling
Great
Fire up the grill
Running
Great
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
Seattle
Mostly cloudy
60°
Tri-Cities
Mostly cloudy
74°
Spokane
Partly cloudy
69°
Tacoma
Mostly cloudy
64° 🌤️
Vancouver
—
—
Data sources · Tuesday, September 1
Where the Joint Base Lewis McChord forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 47.1079°N, -122.5769°.
NBM + global weather models
Updated: 11:36 PM
Weather in Joint Base Lewis McChord
Joint Base Lewis McChord's outlook: warmest day near 81° (Sunday), coldest night about 48° (Thursday). About 0.60 in of precipitation is expected in total; the most likely wet day is Friday (80% chance). Hold onto the patio furniture Wednesday: gusts could hit 28 mph. Heads up: 2 NWS alerts are active right now, including a Small Craft Advisory — details on the alerts tab. Right now Joint Base Lewis McChord is about 13° cooler than nearby Tri-Cities. Longer view: marine climate — mild, showery winters and dry, gentle summers.
Joint Base Lewis McChord, WA · Elev 276 ft · 47.11°N, 122.58°W · Washington · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 11:36 PM