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

Early Heat Wave in the West; Fire Concerns in the 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. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Current conditions at

MERLIN (MLFO3)

Lat: 42.49975°NLon: 123.36917°WElev: 1144.0ft.

NA

74°F

23°C

Humidity 40%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 17 Mar 01:58 PM PDT
Extended Forecast for

Grants Pass OR

  • Tonight

    Tonight: Clear, with a low around 45. Light and variable wind.

    Low: 45 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. West southwest wind around 6 mph becoming calm in the evening.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Calm wind.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48. West wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A slight chance of rain before 11am. Partly sunny, with a high near 61.

    High: 61 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 45. Light and variable wind.
Wednesday
Sunny, with a high near 78. Calm wind becoming west southwest around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 46. West southwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 79. Calm wind.
Thursday Night
Mostly clear, with a low around 48. West wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 76.
Friday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 47.
Saturday
A slight chance of rain before 11am. Partly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 66.
Monday Night
A chance of rain. Mostly cloudy, with a low around 44.
Tuesday
Rain likely. Mostly cloudy, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grants Pass OR
 42.44°N 123.33°W (Elev. 997 ft)
Last Update:
2:31 pm PDT Mar 17, 2026
Forecast Valid:
3pm PDT Mar 17, 2026-6pm PDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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