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 >

Hazardous Weather Conditions

Current conditions at

Hermiston, Hermiston Municipal Airport (KHRI)

Lat: 45.82583°NLon: 119.26111°WElev: 636.0ft.

Overcast

55°F

13°C

Humidity 76%
Wind Speed N 4 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 21 Mar 02:35 AM PDT
Extended Forecast for

3 Miles NE Paterson WA

  • Overnight

    Overnight: A 50 percent chance of rain.  Cloudy, with a low around 48. Southwest wind around 7 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance Rain

  • Saturday

    Saturday: A 40 percent chance of rain before 8am.  Cloudy through mid morning, then gradual clearing, with a high near 60. Southwest wind 7 to 11 mph.

    High: 60 °F

    Chance Rain
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. South wind 5 to 10 mph.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 58. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36. Southeast wind around 5 mph becoming light and variable  in the evening.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before 11pm.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Overnight
A 50 percent chance of rain. Cloudy, with a low around 48. Southwest wind around 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 40 percent chance of rain before 8am. Cloudy through mid morning, then gradual clearing, with a high near 60. Southwest wind 7 to 11 mph.
Saturday Night
Mostly clear, with a low around 33. South wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 58. Light and variable wind becoming south around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 36. Southeast wind around 5 mph becoming light and variable in the evening.
Monday
Partly sunny, with a high near 60.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Tuesday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 41.
Wednesday
A slight chance of rain before 11am. Mostly sunny, with a high near 60.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Sunny, with a high near 55.
Thursday Night
Mostly clear, with a low around 34.
Friday
Sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Paterson WA
 45.97°N 119.57°W (Elev. 600 ft)
2:30 am PDT Mar 21, 2026
2am PDT Mar 21, 2026-6pm PDT Mar 27, 2026
 
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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