National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

Mountain Home Air Force Base (KMUO)

Lat: 43.05°NLon: 115.86667°WElev: 2995.0ft.

Mostly Cloudy

53°F

12°C

Humidity 53%
Wind Speed NE 9 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 37°F (3°C)
Visibility 9.00 mi
Last update 08 Dec 01:55 PM MST
Extended Forecast for

Mountain Home AFB ID

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 54. East wind around 7 mph.

    High: 54 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of rain. Mostly cloudy, with a low around 38. East wind around 7 mph.

    Low: 38 °F

    Chance Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain. Cloudy, with a high near 52. East wind around 6 mph becoming light and variable.

    High: 52 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 39. Calm wind becoming east around 6 mph in the evening.

    Low: 39 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62. Northwest wind 5 to 8 mph.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 58.

    High: 58 °F

    Patchy Fog
    then Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 54. East wind around 7 mph.
Tonight
A 30 percent chance of rain. Mostly cloudy, with a low around 38. East wind around 7 mph.
Tuesday
A 50 percent chance of rain. Cloudy, with a high near 52. East wind around 6 mph becoming light and variable.
Tuesday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 39. Calm wind becoming east around 6 mph in the evening.
Wednesday
Mostly sunny, with a high near 62. Northwest wind 5 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Sunny, with a high near 61.
Thursday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 34.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mountain Home AFB ID
 43.02°N 115.88°W (Elev. 2963 ft)
Last Update:
2:05 pm MST Dec 8, 2025
Forecast Valid:
2pm MST Dec 8, 2025-6pm MST Dec 14, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation