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

Fire Weather Concerns in the Intermountain West into the Plains

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the Plains though early this week. Another elevated risk is possible across the central Appalachians. A rapid warm-up is in the forecast beginning Monday across the central and eastern U.S.. Read More >

Current conditions at

Sunnyside Municipal Airport (K1S5)

Lat: 46.3271°NLon: 119.9704°WElev: 768.0ft.

Clear

N/A

Humidity 87%
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility 10.00 mi
Last update 10 Mar 07:35 AM PDT
Extended Forecast for

5 Miles WNW Alderdale WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 34. Northwest wind 11 to 13 mph, with gusts as high as 18 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 51. Northwest wind 7 to 9 mph becoming east in the afternoon.

    High: 51 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33. East wind around 7 mph becoming north after midnight.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 53. North wind around 6 mph becoming southeast in the afternoon.

    High: 53 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. South wind around 6 mph becoming west after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain. High near 52. Chance of precipitation is 90%.

    High: 52 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly before 11pm. Low around 37. Chance of precipitation is 80%.

    Low: 37 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain. Partly sunny, with a high near 54.

    High: 54 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm. Mostly clear, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain then
    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 34. Northwest wind 11 to 13 mph, with gusts as high as 18 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 51. Northwest wind 7 to 9 mph becoming east in the afternoon.
Monday Night
Partly cloudy, with a low around 33. East wind around 7 mph becoming north after midnight.
Tuesday
Partly sunny, with a high near 53. North wind around 6 mph becoming southeast in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 40. South wind around 6 mph becoming west after midnight.
Wednesday
Rain. High near 52. Chance of precipitation is 90%.
Wednesday Night
Rain, mainly before 11pm. Low around 37. Chance of precipitation is 80%.
Thursday
A 50 percent chance of rain. Partly sunny, with a high near 54.
Thursday Night
A 20 percent chance of rain before 11pm. Mostly clear, with a low around 36.
Friday
Sunny, with a high near 61.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Alderdale WA
 45.91°N 120.02°W (Elev. 902 ft)
Last Update:
12:06 am PDT Mar 30, 2026
Forecast Valid:
12am PDT Mar 30, 2026-6pm PDT Apr 5, 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