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

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

Klamath Falls International Airport (KLMT)

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

Clear

27°F

-3°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 22 Mar 02:00 AM PDT
Extended Forecast for

3 Miles SSW Altamont OR

  • Overnight

    Overnight: Partly cloudy, with a low around 27. Light north wind.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66. Northeast wind 3 to 6 mph.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33. Northwest wind 3 to 6 mph.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 68. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon.

    High: 68 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38. West wind 11 to 16 mph becoming light south southwest in the evening. Winds could gust as high as 24 mph.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain. Mostly sunny, with a high near 68.

    High: 68 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 27. Light north wind.
Sunday
Mostly sunny, with a high near 66. Northeast wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 33. Northwest wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 68. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 38. West wind 11 to 16 mph becoming light south southwest in the evening. Winds could gust as high as 24 mph.
Tuesday
A 20 percent chance of rain. Mostly sunny, with a high near 68.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Mostly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Altamont OR
 42.15°N 121.72°W (Elev. 4140 ft)
Last Update:
1:41 am PDT Mar 22, 2026
Forecast Valid:
2am PDT Mar 22, 2026-6pm PDT Mar 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation