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

Astoria, Astoria Regional Airport (KAST)

Lat: 46.15694°NLon: 123.8825°WElev: 10.0ft.

Partly Cloudy

46°F

8°C

Humidity 75%
Wind Speed NW 12 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 21 Mar 01:20 AM PDT
Extended Forecast for

8 Miles NNW Necanicum OR

  • Overnight

    Overnight: A 20 percent chance of rain before 3am. Snow level 2100 feet. Mostly cloudy, with a steady temperature around 40. North northwest wind around 5 mph.

    Low: 40 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Areas of frost between 8am and 9am. Otherwise, mostly sunny, with a high near 46. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 46 °F

    Areas Frost
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after 5am. Areas of frost after 10pm. Snow level 1700 feet. Otherwise, increasing clouds, with a low around 34. Calm wind. Little or no snow accumulation expected.

    Low: 34 °F

    Areas Frost
    then Chance
    Snow

  • Sunday

    Sunday: A chance of rain and snow before 8am, then a chance of rain between 8am and 11am. Snow level 1700 feet rising to 2900 feet in the afternoon. Partly sunny, with a high near 50. Calm wind becoming north northwest around 5 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 50 °F

    Chance
    Rain/Snow
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Areas of frost after midnight. Otherwise, mostly cloudy, with a low around 35. North northwest wind around 6 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Cloudy
    then Areas
    Frost

  • Monday

    Monday: Areas of frost before 8am. Otherwise, mostly cloudy, with a high near 50.

    High: 50 °F

    Areas Frost
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Rain likely after 11pm. Snow level 3200 feet rising to 4700 feet after midnight. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.

    Low: 41 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain. Cloudy, with a high near 50.

    High: 50 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Snow level 4800 feet lowering to 3200 feet after midnight . Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain

Detailed Forecast

Overnight
A 20 percent chance of rain before 3am. Snow level 2100 feet. Mostly cloudy, with a steady temperature around 40. North northwest wind around 5 mph.
Saturday
Areas of frost between 8am and 9am. Otherwise, mostly sunny, with a high near 46. Calm wind becoming north northwest around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of snow after 5am. Areas of frost after 10pm. Snow level 1700 feet. Otherwise, increasing clouds, with a low around 34. Calm wind. Little or no snow accumulation expected.
Sunday
A chance of rain and snow before 8am, then a chance of rain between 8am and 11am. Snow level 1700 feet rising to 2900 feet in the afternoon. Partly sunny, with a high near 50. Calm wind becoming north northwest around 5 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Areas of frost after midnight. Otherwise, mostly cloudy, with a low around 35. North northwest wind around 6 mph becoming calm in the evening.
Monday
Areas of frost before 8am. Otherwise, mostly cloudy, with a high near 50.
Monday Night
Rain likely after 11pm. Snow level 3200 feet rising to 4700 feet after midnight. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Tuesday
Rain. Cloudy, with a high near 50.
Tuesday Night
Rain. Snow level 4800 feet lowering to 3200 feet after midnight . Mostly cloudy, with a low around 40.
Wednesday
Rain. Snow level 2900 feet. Cloudy, with a high near 48.
Wednesday Night
Rain likely. Snow level 2500 feet. Mostly cloudy, with a low around 37.
Thursday
A chance of rain. Snow level 2400 feet. Partly sunny, with a high near 49.
Thursday Night
A slight chance of rain. Snow level 2500 feet. Partly cloudy, with a low around 36.
Friday
A slight chance of rain. Snow level 2200 feet rising to 3100 feet in the afternoon. Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNW Necanicum OR
 46.01°N 123.78°W (Elev. 1207 ft)
Last Update:
12:41 am PDT Mar 21, 2026
Forecast Valid:
1am PDT Mar 21, 2026-6pm PDT Mar 27, 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