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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Mountain Home Air Force Base (KMUO)

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

Clear

66°F

19°C

Humidity 57%
Wind Speed W 12 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 17 Aug 04:55 AM MDT
Extended Forecast for

30 Miles S Grand View ID

Flash Flood Watch August 17, 03:00pm until August 18, 12:00am
Click here for hazard details and duration
Flash Flood Watch

  • Overnight

    Overnight: A 20 percent chance of showers. Partly cloudy, with a low around 58. Northwest wind around 7 mph.

    Low: 58 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Scattered showers and thunderstorms after noon. Partly sunny, with a high near 82. West wind 6 to 11 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 40%.

    High: 82 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Sunday Night

    Sunday Night: Isolated showers and thunderstorms before 9pm, then isolated showers between 9pm and midnight. Partly cloudy, with a low around 59. Northeast wind 5 to 11 mph becoming southwest after midnight. Chance of precipitation is 20%.

    Low: 59 °F

    Isolated
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 90. South southwest wind 5 to 9 mph becoming north northeast in the morning. Winds could gust as high as 20 mph.

    High: 90 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. North wind 7 to 9 mph becoming west southwest after midnight.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 94.

    High: 94 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers. Partly cloudy, with a low around 58. Northwest wind around 7 mph.
Sunday
Scattered showers and thunderstorms after noon. Partly sunny, with a high near 82. West wind 6 to 11 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 40%.
Sunday Night
Isolated showers and thunderstorms before 9pm, then isolated showers between 9pm and midnight. Partly cloudy, with a low around 59. Northeast wind 5 to 11 mph becoming southwest after midnight. Chance of precipitation is 20%.
Monday
Sunny and hot, with a high near 90. South southwest wind 5 to 9 mph becoming north northeast in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 62. North wind 7 to 9 mph becoming west southwest after midnight.
Tuesday
Sunny and hot, with a high near 94.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny and hot, with a high near 92.
Friday Night
Partly cloudy, with a low around 64.
Saturday
A 20 percent chance of showers. Mostly sunny and hot, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
30 Miles S Grand View ID
 42.55°N 116.02°W (Elev. 4800 ft)
Last Update:
3:05 am MDT Aug 17, 2025
Forecast Valid:
5am MDT Aug 17, 2025-6pm MDT Aug 23, 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