Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Boise Air Terminal (KBOI)

Lat: 43.56704°NLon: 116.24053°WElev: 2822.0ft.

Partly Cloudy

43°F

6°C

Humidity 82%
Wind Speed ESE 8 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 07 Dec 06:53 PM MST
Extended Forecast for

24 Miles N Mountain Home ID

  • Tonight

    Tonight: Rain, mainly before 11pm.  Patchy fog after 11pm. Low around 31. Calm wind becoming west northwest around 6 mph after midnight.  Chance of precipitation is 80%.

    Low: 31 °F

    Rain and
    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: A 40 percent chance of rain, mainly after 11am.  Patchy fog before 11am. Snow level 5800 feet rising to 6300 feet in the afternoon.  Otherwise, partly sunny, with a high near 43. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 43 °F

    Chance Rain
    and Patchy
    Fog

  • Monday Night

    Monday Night: Rain likely.  Mostly cloudy, with a low around 36. South wind 3 to 6 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  High near 44. Southwest wind 5 to 7 mph becoming west northwest in the afternoon.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 44 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 40. West wind 6 to 9 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 50. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 41. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain Likely

  • Thursday

    Thursday: A 40 percent chance of rain, mainly before 11am.  Mostly cloudy, with a high near 50.

    High: 50 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain, mainly before 11pm. Patchy fog after 11pm. Low around 31. Calm wind becoming west northwest around 6 mph after midnight. Chance of precipitation is 80%.
Monday
A 40 percent chance of rain, mainly after 11am. Patchy fog before 11am. Snow level 5800 feet rising to 6300 feet in the afternoon. Otherwise, partly sunny, with a high near 43. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Rain likely. Mostly cloudy, with a low around 36. South wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain. High near 44. Southwest wind 5 to 7 mph becoming west northwest in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 40. West wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 50. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 41. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 40 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 50.
Thursday Night
Mostly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
A 20 percent chance of rain. Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
24 Miles N Mountain Home ID
 43.48°N 115.73°W (Elev. 4951 ft)
2:04 pm MST Dec 7, 2025
7pm MST Dec 7, 2025-6pm MST Dec 14, 2025
 
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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