October Heat Wave in California; Tropical Cyclone Possible in the Gulf

Much higher than typical October temperatures will continue across coastal southern California up through the Bay Area and Central Valley through midweek resulting in result in Major to Extreme HeatRisk. A tropical depression is likely to form over the Gulf of America during the middle part of this week with further strengthening possible as it moves northeastward later this week. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765° N Lon: 122.95568° W Elev: 194.0 ft.

Overcast

61°F

16°C

Humidity 82%
Wind Speed NE 3 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 06 Oct 10:15 AM PDT
Detailed forecast for

Tualatin Valley

Today
Patchy fog this morning. Sunny. Highs in the upper 70s. Winds light.
Tonight
Clear. Lows in the lower 50s. Winds light.
Wednesday
Sunny. Highs around 80. Winds light.
Wednesday Night
Clear. Lows in the lower 50s. Winds light.
Thursday
Sunny. Highs in the lower 80s. Winds light.
Thursday Night
Mostly clear. Lows in the lower 50s.
Friday
Mostly sunny. Highs in the lower 70s.
Friday Night
Partly cloudy. Lows in the upper 40s.
Saturday
Mostly sunny with a 20 percent chance of rain. Highs in the mid 60s.
Saturday Night
Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 40s.
Sunday
Mostly sunny. Highs in the mid 60s.
Sunday Night
Mostly clear. Lows in the mid 40s.
Columbus Day
Sunny. Highs in the upper 60s.



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501 AM PDT Tue Oct 6 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database