Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Hazardous Weather Conditions

Current conditions at

SISTERS (K6K5)

Lat: 44.30445°NLon: 121.53909°WElev: 3168.0ft.

NA

68°F

20°C

Humidity 26%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 32°F (0°C)
Visibility NA
Last update 30 Aug 08:55 PM PDT
Extended Forecast for

6 Miles NW Suttle Lake OR

  • Tonight

    Tonight: Partly cloudy, with a low around 46. Calm wind becoming southeast 5 to 9 mph in the evening.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 66. Southeast wind 5 to 9 mph becoming light and variable.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48. West wind 6 to 8 mph.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 11am.  Mostly sunny, with a high near 52. West wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 52 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 40. West wind 15 to 17 mph, with gusts as high as 26 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 11am.  Mostly cloudy, with a high near 45. Chance of precipitation is 70%.

    High: 45 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers.  Low around 39. Chance of precipitation is 100%.

    Low: 39 °F

    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 11am.  Snow level 7500 feet. High near 43. Chance of precipitation is 90%.

    High: 43 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 11pm.  Snow level 7600 feet. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.

    Low: 40 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 46. Calm wind becoming southeast 5 to 9 mph in the evening.
Monday
Sunny, with a high near 66. Southeast wind 5 to 9 mph becoming light and variable.
Monday Night
Mostly cloudy, with a low around 48. West wind 6 to 8 mph.
Tuesday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 52. West wind 7 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 40. West wind 15 to 17 mph, with gusts as high as 26 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 45. Chance of precipitation is 70%.
Wednesday Night
Showers. Low around 39. Chance of precipitation is 100%.
Thursday
Showers, with thunderstorms also possible after 11am. Snow level 7500 feet. High near 43. Chance of precipitation is 90%.
Thursday Night
Showers likely, mainly before 11pm. Snow level 7600 feet. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
Friday
Showers likely, mainly after 11am. Snow level 7200 feet rising to 7800 feet in the afternoon. Mostly cloudy, with a high near 45.
Friday Night
A chance of showers. Mostly cloudy, with a low around 42.
Saturday
A chance of showers. Partly sunny, with a high near 49.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 43.
Sunday
A chance of showers. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Suttle Lake OR
 44.49°N 121.85°W (Elev. 6575 ft)
3:01 pm PDT Aug 30, 2026
9pm PDT Aug 30, 2026-6pm PDT Sep 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database