Significant Heat in the Northwest U.S.; Tropical Rainfall Potential in the Southwest U.S.

A significant late season heat wave continues in the interior Pacific Northwest for at least one more day before easing somewhat Friday into Saturday. A combination of monsoonal moisture and tropical moisture ahead of tropical cyclone Lorena will bring a marginal to slight risk of excessive rainfall across the southwest U.S. through Saturday which may bring areas of flooding. Read More >

Hazardous Weather Conditions

Heat Advisory until September 4, 08:00 PM PDT

Current conditions at

I84 EB at Charles Reynolds Rest Area MP269.28 (ODT18)

Lat: 45.23381°NLon: 118.01328°WElev: 2874.0ft.

91°F

33°C

Humidity	33%
Wind Speed	N 9 MPH
Barometer	NA
Dewpoint	58°F (14°C)
Visibility	NA
Heat Index	90°F (32°C)
Last update	04 Sep 04:17 PM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles ENE Ladd Canyon Rest Area OR

Heat Advisory September 4, 04:33pm until September 4, 08:00pm

Click here for hazard details and duration

...

Heat Advisory September 4, 04:33pm until September 4, 08:00pm
NOW until 8:00pm Thu
Heat Advisory
Tonight
Low: 62 °F
Haze
Friday
High: 94 °F
Haze
Friday Night
Low: 62 °F
Haze
Saturday
High: 89 °F
Chance
Showers
Saturday Night
Low: 59 °F
Chance
Showers
Sunday
High: 87 °F
Chance
Showers
Sunday Night
Low: 56 °F
Chance
Showers
Monday
High: 78 °F
Chance
Showers

Detailed Forecast

Tonight

Widespread haze. Partly cloudy, with a low around 62. West wind 5 to 10 mph.

Friday

Widespread haze before 5pm. Areas of smoke after 2pm. Sunny, with a high near 94. Calm wind becoming north 5 to 7 mph in the afternoon.

Friday Night

Widespread haze after 8pm. Areas of smoke before 11pm. Partly cloudy, with a low around 62. North wind 6 to 8 mph becoming west after midnight.

Saturday

A chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Widespread haze before 11am. Partly sunny, with a high near 89. Light and variable wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.

Saturday Night

A 30 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 59. South wind 5 to 7 mph.

Sunday

A 40 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 87.

Sunday Night

A 30 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 56.

Monday

A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 78. Chance of precipitation is 40%.

Monday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.

Tuesday

A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 73.