Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

TUPPER (TUFO3)

Lat: 45.06639°NLon: 119.49111°WElev: 4260.0ft.

NA

37°F

3°C

Humidity 84%
Wind Speed NW 9 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Wind Chill30°F (-1°C)
Last update 21 Mar 07:12 AM PDT
Extended Forecast for

18 Miles NNW Ritter OR

  • Today

    Today: A chance of rain and snow before 11am.  Snow level 6200 feet lowering to 4900 feet in the afternoon . Cloudy through mid morning, then gradual clearing, with a high near 47. Northwest wind around 7 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%.

    High: 47 °F

    Chance
    Rain/Snow
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 26. Northwest wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 50. Calm wind.

    High: 50 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 52. Light and variable wind.

    High: 52 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 53. Chance of precipitation is 70%.

    High: 53 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A chance of rain before 2am, then a chance of rain and snow.  Mostly cloudy, with a low around 33. Chance of precipitation is 50%.

    Low: 33 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain and snow.  Snow level 5700 feet lowering to 5000 feet. Partly sunny, with a high near 47. Chance of precipitation is 40%.

    High: 47 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
A chance of rain and snow before 11am. Snow level 6200 feet lowering to 4900 feet in the afternoon . Cloudy through mid morning, then gradual clearing, with a high near 47. Northwest wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tonight
Mostly clear, with a low around 26. Northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Sunday
Increasing clouds, with a high near 50. Calm wind.
Sunday Night
Partly cloudy, with a low around 33. Calm wind.
Monday
Partly sunny, with a high near 52. Light and variable wind.
Monday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 40.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 53. Chance of precipitation is 70%.
Tuesday Night
A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Wednesday
A chance of rain and snow. Snow level 5700 feet lowering to 5000 feet. Partly sunny, with a high near 47. Chance of precipitation is 40%.
Wednesday Night
A slight chance of rain and snow before 8pm, then a slight chance of snow between 8pm and 11pm. Partly cloudy, with a low around 25.
Thursday
Mostly sunny, with a high near 44.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Ritter OR
 45.12°N 119.31°W (Elev. 4902 ft)
4:20 am PDT Mar 21, 2026
8am PDT Mar 21, 2026-6pm PDT Mar 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database