National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Current conditions at

Klamath Falls International Airport (KLMT)

Lat: 42.14703°NLon: 121.72548°WElev: 4081.0ft.

Mostly Cloudy

39°F

4°C

Humidity 86%
Wind Speed SSE 10 MPH
Barometer 29.5 in (998.99 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 13 Nov 04:10 PM PST
Extended Forecast for

Altamont OR

  • This Afternoon

    This Afternoon: Rain likely, mainly before 5pm. Snow level 5500 feet. Mostly cloudy, with a steady temperature around 44. Southwest wind around 7 mph. Chance of precipitation is 60%.

    High: 44 °F

    Rain Likely

  • Tonight

    Tonight: A chance of rain before 4am, then a slight chance of rain and snow between 4am and 5am, then a slight chance of rain after 5am. Snow level 5200 feet. Mostly cloudy, with a low around 28. Southwest wind 5 to 8 mph becoming south southeast after midnight. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 47. Light south southeast wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 25 mph.

    High: 47 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 3am. Snow level 6200 feet rising to 6700 feet after midnight. Mostly cloudy, with a low around 40. South southeast wind around 15 mph, with gusts as high as 23 mph.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: Rain. Snow level 6400 feet. High near 43. South wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 10pm. Patchy fog after 10pm. Snow level 5800 feet lowering to 5200 feet after midnight . Otherwise, mostly cloudy, with a low around 25. Chance of precipitation is 70%.

    Low: 25 °F

    Rain Likely
    and Patchy
    Fog

  • Monday

    Monday: A slight chance of rain and snow after 10am. Areas of fog before 10am. Snow level 4500 feet. Otherwise, partly sunny, with a high near 41. Chance of precipitation is 20%.

    High: 41 °F

    Slight Chance
    Rain/Snow and
    Areas Fog

  • Monday Night

    Monday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain likely, mainly before 5pm. Snow level 5500 feet. Mostly cloudy, with a steady temperature around 44. Southwest wind around 7 mph. Chance of precipitation is 60%.
Tonight
A chance of rain before 4am, then a slight chance of rain and snow between 4am and 5am, then a slight chance of rain after 5am. Snow level 5200 feet. Mostly cloudy, with a low around 28. Southwest wind 5 to 8 mph becoming south southeast after midnight. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Saturday
Mostly cloudy, with a high near 47. Light south southeast wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 25 mph.
Saturday Night
A 20 percent chance of rain after 3am. Snow level 6200 feet rising to 6700 feet after midnight. Mostly cloudy, with a low around 40. South southeast wind around 15 mph, with gusts as high as 23 mph.
Sunday
Rain. Snow level 6400 feet. High near 43. South wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely, mainly before 10pm. Patchy fog after 10pm. Snow level 5800 feet lowering to 5200 feet after midnight . Otherwise, mostly cloudy, with a low around 25. Chance of precipitation is 70%.
Monday
A slight chance of rain and snow after 10am. Areas of fog before 10am. Snow level 4500 feet. Otherwise, partly sunny, with a high near 41. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
Snow, mainly after 10pm. Mostly cloudy, with a low around 22.
Wednesday
Snow. Mostly cloudy, with a high near 39.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 19.
Thursday
A slight chance of snow. Mostly cloudy, with a high near 39.
Thursday Night
Partly cloudy, with a low around 16.
Friday
Mostly sunny, with a high near 39.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Altamont OR
 42.19°N 121.73°W (Elev. 4173 ft)
Last Update:
4:16 pm PST Nov 13, 2026
Forecast Valid:
4pm PST Nov 13, 2026-6pm PST Nov 20, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation