Severe Thunderstorms in the Ohio and Tennessee Valleys; Flash Flooding Possible in the Southwest

Scattered damaging winds, isolated severe hail, and a brief tornado or two are possible from the Upper Ohio to Tennessee Valleys during the late afternoon and evening. Across the Southwest, monsoonal moisture will continue to bring heavy rain and a threat for isolated to scattered flash flooding through Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

Stampede Pass (KSMP)

Lat: 47.27648°NLon: 121.33817°WElev: 3970.0ft.

Clear

72°F

22°C

Humidity	45%
Wind Speed	N 0 MPH
Barometer	30.04 in (1017.27 mb)
Dewpoint	50°F (10°C)
Visibility	10.00 mi
Last update	06 Sep 02:56 PM PDT

More Information:

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

Extended Forecast for

4 Miles SE Snoqualmie Pass WA

Red Flag Warning September 6, 04:00pm until September 7, 03:00am

Click here for hazard details and duration

Red Flag Warning

This Afternoon
High: 78 °F
Chance
Showers
Tonight
Low: 53 °F
Chance
Showers
Sunday
High: 64 °F
Chance
Showers
Sunday Night
Low: 49 °F
Chance
Showers then
Mostly Cloudy
Monday
High: 67 °F
Slight Chance
Showers
Monday Night
Low: 49 °F
Showers
Likely
Tuesday
High: 58 °F
Showers
Tuesday Night
Low: 49 °F
Showers
Likely then
Chance
Showers
Wednesday
High: 62 °F
Chance
Showers

Detailed Forecast

This Afternoon

A 30 percent chance of showers and thunderstorms. Widespread haze. Mostly cloudy, with a high near 78. West wind around 5 mph.

Tonight

A chance of showers and thunderstorms. Widespread haze before 11pm. Mostly cloudy, with a low around 53. Light northwest wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday

A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 64. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 49. West wind around 6 mph becoming calm in the evening.

Monday

A 20 percent chance of showers after 11am. Partly sunny, with a high near 67. Calm wind becoming west around 6 mph in the afternoon.

Monday Night

Showers likely. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

Tuesday

Showers likely, then showers and possibly a thunderstorm after 11am. High near 58. Chance of precipitation is 80%.

Tuesday Night

Showers likely, mainly before 11pm. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

Wednesday

A 40 percent chance of showers. Partly sunny, with a high near 62.