Thunderstorms and Heavy Rains in the Appalachians

Multiple rounds of moderate to locally heavy rain will impact portions of the Appalachians and Mid-Atlantic, which may lead to flash flooding concerns. Thunderstorms with isolated severe wind gusts will be possible this afternoon from parts of the Southeast into the southern and central Appalachians. A multi-day heavy rain will pose a flash flood threat in New Mexico beginning Tuesday. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

81°F

27°C

Humidity 28%
Wind Speed N 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 45°F (7°C)
Visibility NA
Heat Index80°F (27°C)
Last update 21 Sep 02:55 PM PDT
Extended Forecast for

Sisters OR

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 43. Northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 43 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 73. Light northwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 73 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. Northwest wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 21 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72. Calm wind.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 41. North wind around 5 mph becoming calm  in the evening.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers, mainly before 11am.  Partly sunny, with a high near 60.

    High: 60 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 43. Northwest wind 5 to 7 mph becoming calm in the evening.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 73. Light northwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 38. Northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Wednesday
Mostly sunny, with a high near 72. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 41. North wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 75.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 40.
Friday
A 40 percent chance of showers, mainly before 11am. Partly sunny, with a high near 60.
Friday Night
Mostly cloudy, with a low around 32.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Sisters OR
 44.29°N 121.55°W (Elev. 3199 ft)
3:01 pm PDT Sep 21, 2026
3pm PDT Sep 21, 2026-6pm PDT Sep 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database