Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Ririe (ITD18)

Lat: 43.6111°NLon: 111.70531°WElev: 5106.0ft.

NA

39°F

4°C

Humidity 79%
Wind Speed ESE 19 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility 1.24 mi
Wind Chill29°F (-2°C)
Last update 12 Apr 07:30 AM MDT
Extended Forecast for

Swan Valley ID

  • Today

    Today: A chance of showers and thunderstorms between noon and 5pm, then showers and possibly a thunderstorm after 5pm.  Snow level 7400 feet rising to 8000 feet in the afternoon. High near 60. East wind 8 to 13 mph becoming south southwest 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.  Chance of precipitation is 80%.

    High: 60 °F

    Partly Sunny
    then Showers

  • Tonight

    Tonight: Rain likely before 3am, then a slight chance of rain and snow after 4am.  Snow level 7700 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 33. South southwest wind 6 to 14 mph becoming southeast in the evening. Winds could gust as high as 23 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain Likely
    then Slight
    Chance
    Rain/Snow

  • Monday

    Monday: Rain and snow likely, becoming all rain after 3pm.  Snow level 5500 feet rising to 6200 feet in the afternoon. Partly sunny, with a high near 51. Southeast wind 8 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 51 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of rain before midnight.  Snow level 6200 feet. Partly cloudy, with a low around 32. West southwest wind 5 to 10 mph becoming light south southwest  after midnight. Winds could gust as high as 20 mph.

    Low: 32 °F

    Chance Rain
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow before noon, then a chance of rain.  Snow level 5600 feet rising to 6400 feet in the afternoon. Partly sunny, with a high near 51. Light south wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 51 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of rain, then showers and possibly a thunderstorm after noon.  Snow level 6200 feet rising to 7200 feet in the afternoon. High near 51. Chance of precipitation is 80%.

    High: 51 °F

    Chance Rain
    then Showers

  • Wednesday Night

    Wednesday Night: Rain before 3am, then rain and snow.  Snow level 7400 feet lowering to 6400 feet after midnight . Low around 33. Chance of precipitation is 100%.

    Low: 33 °F

    Rain then
    Rain/Snow

  • Thursday

    Thursday: Snow.  High near 41. Chance of precipitation is 90%.

    High: 41 °F

    Snow

Detailed Forecast

Today
A chance of showers and thunderstorms between noon and 5pm, then showers and possibly a thunderstorm after 5pm. Snow level 7400 feet rising to 8000 feet in the afternoon. High near 60. East wind 8 to 13 mph becoming south southwest 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 80%.
Tonight
Rain likely before 3am, then a slight chance of rain and snow after 4am. Snow level 7700 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 33. South southwest wind 6 to 14 mph becoming southeast in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday
Rain and snow likely, becoming all rain after 3pm. Snow level 5500 feet rising to 6200 feet in the afternoon. Partly sunny, with a high near 51. Southeast wind 8 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday Night
A 30 percent chance of rain before midnight. Snow level 6200 feet. Partly cloudy, with a low around 32. West southwest wind 5 to 10 mph becoming light south southwest after midnight. Winds could gust as high as 20 mph.
Tuesday
A chance of rain and snow before noon, then a chance of rain. Snow level 5600 feet rising to 6400 feet in the afternoon. Partly sunny, with a high near 51. Light south wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday Night
Partly cloudy, with a low around 36.
Wednesday
A chance of rain, then showers and possibly a thunderstorm after noon. Snow level 6200 feet rising to 7200 feet in the afternoon. High near 51. Chance of precipitation is 80%.
Wednesday Night
Rain before 3am, then rain and snow. Snow level 7400 feet lowering to 6400 feet after midnight . Low around 33. Chance of precipitation is 100%.
Thursday
Snow. High near 41. Chance of precipitation is 90%.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 23.
Friday
A 40 percent chance of snow. Partly sunny, with a high near 43.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Swan Valley ID
 43.46°N 111.34°W (Elev. 5509 ft)
5:31 am MDT Apr 12, 2026
7am MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
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