Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Current conditions at

Grangeville - Idaho County Airport (KGIC)

Lat: 45.94111°NLon: 116.13257°WElev: 3287.0ft.

Overcast

39°F

4°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 13 Mar 10:35 PM PDT
Extended Forecast for

15 Miles S Syringa ID

Flood Watch until March 14, 06:00pm
Winter Storm Warning March 14, 12:00am until March 14, 12:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch until March 14, 06:00pm
    Winter Storm Warning March 14, 12:00am until March 14, 12:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 36 °F

    Heavy Snow

  • Saturday

    Saturday: Snow, mainly before 2pm. The snow could be heavy at times.  Temperature falling to around 21 by 4pm. Breezy, with a west northwest wind 17 to 22 mph increasing to 24 to 29 mph in the morning. Winds could gust as high as 47 mph.  Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    High: 33 °F

    Heavy Snow
    and Breezy

  • Saturday Night

    Saturday Night: Snow, mainly before midnight.  Low around 17. Blustery, with a west northwest wind 19 to 29 mph becoming southwest 9 to 14 mph after midnight. Winds could gust as high as 43 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 17 °F

    Snow and
    Blustery then
    Chance Snow

  • Sunday

    Sunday: A 20 percent chance of snow after noon.  Partly sunny, with a high near 31. South southwest wind 6 to 8 mph.

    High: 31 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly after midnight.  Cloudy, with a low around 29. West southwest wind 7 to 11 mph becoming south in the evening.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Snow Likely

  • Monday

    Monday: Snow before noon, then rain likely, possibly mixed with snow between noon and 3pm, then rain likely after 3pm.  Snow level rising to 8300 feet in the afternoon. High near 41. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Snow then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: Rain likely before 3am, then rain and snow likely.  Mostly cloudy, with a low around 37. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Tuesday

    Tuesday: A chance of rain.  Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance Rain

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Steady temperature around 36. West southwest wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.
Saturday
Snow, mainly before 2pm. The snow could be heavy at times. Temperature falling to around 21 by 4pm. Breezy, with a west northwest wind 17 to 22 mph increasing to 24 to 29 mph in the morning. Winds could gust as high as 47 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Saturday Night
Snow, mainly before midnight. Low around 17. Blustery, with a west northwest wind 19 to 29 mph becoming southwest 9 to 14 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday
A 20 percent chance of snow after noon. Partly sunny, with a high near 31. South southwest wind 6 to 8 mph.
Sunday Night
Snow likely, mainly after midnight. Cloudy, with a low around 29. West southwest wind 7 to 11 mph becoming south in the evening. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Monday
Snow before noon, then rain likely, possibly mixed with snow between noon and 3pm, then rain likely after 3pm. Snow level rising to 8300 feet in the afternoon. High near 41. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday Night
Rain likely before 3am, then rain and snow likely. Mostly cloudy, with a low around 37. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday
A chance of rain. Mostly cloudy, with a high near 49.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 40.
Wednesday
A chance of rain. Partly sunny, with a high near 54.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 41.
Thursday
A chance of rain. Mostly cloudy, with a high near 55.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 43.
Friday
A chance of rain. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles S Syringa ID
 45.94°N 115.78°W (Elev. 6070 ft)
2:00 pm MDT Mar 13, 2026
12am MDT Mar 14, 2026-6pm MDT Mar 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database