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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Tri-Cities Airport (KPSC)

Lat: 46.26955°NLon: 119.11813°WElev: 397.0ft.

Clear

72°F

22°C

Humidity 24%
Wind Speed SSW 8 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 18 Mar 02:35 PM PDT
Extended Forecast for

6 Miles SW Highland WA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 67. Southwest wind around 15 mph, with gusts as high as 22 mph.

    High: 67 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. Southwest wind 8 to 10 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 69. South wind 8 to 15 mph, with gusts as high as 21 mph.

    High: 69 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. Southwest wind 9 to 13 mph, with gusts as high as 18 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 69. Southwest wind 8 to 18 mph, with gusts as high as 24 mph.

    High: 69 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 67. Southwest wind around 15 mph, with gusts as high as 22 mph.
Tonight
Mostly cloudy, with a low around 49. Southwest wind 8 to 10 mph.
Thursday
Mostly cloudy, with a high near 69. South wind 8 to 15 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 50. Southwest wind 9 to 13 mph, with gusts as high as 18 mph.
Friday
Mostly cloudy, with a high near 69. Southwest wind 8 to 18 mph, with gusts as high as 24 mph.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
A chance of rain. Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Highland WA
 46.06°N 119.19°W (Elev. 1434 ft)
Last Update:
2:30 pm PDT Mar 18, 2026
Forecast Valid:
2pm PDT Mar 18, 2026-6pm PDT Mar 24, 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