Dangerous Fire Conditions in the Southern High Plains; Severe Weather from the Great Lakes into Central/Southern Plains; Late-Season Mountain Snow

Dry and windy conditions will produce dangerous fire weather conditions across the southern High Plains into the Southwest. Severe storms, including very large hail, strong tornadoes, and winds, are expected from the Great Lakes into the central/southern Plains. Heavy late-season snow and cold temperatures are expected in the northern to central Rockies. Heat is spreading across the eastern U.S.. Read More >

Current conditions at

POTLATCH (POTI1)

Lat: 46.92986°NLon: 116.90881°WElev: 2542.0ft.

NA

39°F

4°C

Humidity 93%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 18 May 01:11 AM PDT
Extended Forecast for

2 Miles ESE Onaway ID

Frost Advisory until May 18, 07:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory until May 18, 07:00am

    NOW until 7:00am Mon

    Frost Advisory

  • Overnight

    Low: 36 °F

    Patchy Frost
    and Patchy
    Fog

  • Monday

    Monday: A 20 percent chance of showers after 11am.  Patchy frost before 7am.  Otherwise, mostly sunny, with a high near 63. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 63 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. Light and variable wind.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Light and variable wind becoming west 5 to 8 mph in the morning.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. West wind around 6 mph becoming calm  in the evening.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

Overnight
Patchy fog. Patchy frost after 5am. Otherwise, mostly cloudy, with a low around 36. Calm wind.
Monday
A 20 percent chance of showers after 11am. Patchy frost before 7am. Otherwise, mostly sunny, with a high near 63. Light and variable wind becoming west around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 39. Light and variable wind.
Tuesday
Mostly sunny, with a high near 66. Light and variable wind becoming west 5 to 8 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 42. West wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Onaway ID
 46.92°N 116.84°W (Elev. 2598 ft)
12:01 am PDT May 18, 2026
2am PDT May 18, 2026-6pm PDT May 24, 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