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

Lolo Pass (ITD28)

Lat: 46.63592°NLon: 114.58037°WElev: 5262.0ft.

Rain

40°F

4°C

Humidity 92%
Wind Speed ENE 1 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility 1.24 mi
Last update 11 Apr 04:30 AM MDT
Extended Forecast for

15 Miles N Powell ID

  • Overnight

    Overnight: Showers likely after 5am.  Mostly cloudy, with a low around 36. Southwest wind around 9 mph.  Chance of precipitation is 60%.

    Low: 36 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Snow level 8300 feet lowering to 7700 feet in the afternoon . High near 46. Southwest wind 10 to 13 mph, with gusts as high as 28 mph.  Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 46 °F

    Showers
    Likely then
    Showers

  • Saturday Night

    Saturday Night: A slight chance of rain and snow showers before 10pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 31. Southwest wind 7 to 10 mph.  Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Rain and snow showers likely before 2pm, then rain showers likely between 2pm and 5pm, then rain likely, possibly mixed with snow showers after 5pm.  Partly sunny, with a high near 46. Southwest wind around 7 mph becoming east southeast in the morning.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Rain and snow showers, becoming all snow after 11pm. The snow could be heavy at times.  Low around 31. Southwest wind 8 to 10 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 31 °F

    Rain/Snow
    then Heavy
    Snow

  • Monday

    Monday: Snow showers.  High near 37. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 37 °F

    Snow Showers

  • Monday Night

    Monday Night: Snow showers likely, mainly before 11pm.  Mostly cloudy, with a low around 28. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow Showers
    Likely

  • Tuesday

    Tuesday: Snow showers likely, mainly before 11am.  Mostly cloudy, with a high near 36.

    High: 36 °F

    Snow Showers
    Likely

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 28.

    Low: 28 °F

    Snow Likely

Detailed Forecast

Overnight
Showers likely after 5am. Mostly cloudy, with a low around 36. Southwest wind around 9 mph. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Snow level 8300 feet lowering to 7700 feet in the afternoon . High near 46. Southwest wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A slight chance of rain and snow showers before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 31. Southwest wind 7 to 10 mph. Chance of precipitation is 20%.
Sunday
Rain and snow showers likely before 2pm, then rain showers likely between 2pm and 5pm, then rain likely, possibly mixed with snow showers after 5pm. Partly sunny, with a high near 46. Southwest wind around 7 mph becoming east southeast in the morning. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
Rain and snow showers, becoming all snow after 11pm. The snow could be heavy at times. Low around 31. Southwest wind 8 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow showers. High near 37. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 28. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Snow showers likely, mainly before 11am. Mostly cloudy, with a high near 36.
Tuesday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 28.
Wednesday
Snow. Cloudy, with a high near 32. Breezy.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 19.
Thursday
Snow. Mostly cloudy, with a high near 29.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 18.
Friday
A chance of snow. Partly sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles N Powell ID
 46.72°N 114.65°W (Elev. 6949 ft)
1:01 am PDT Apr 11, 2026
4am PDT Apr 11, 2026-6pm PDT Apr 17, 2026
 
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