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

McCall Airport (KMYL)

Lat: 44.89425°NLon: 116.09978°WElev: 5020.0ft.

Partly Cloudy

55°F

13°C

Humidity 100%
Wind Speed NE 4 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 17 Aug 04:15 AM MDT
Extended Forecast for

3 Miles S Donnelly 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 40 percent chance of showers. Mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Chance
    Showers

  • Sunday

    Sunday: Isolated showers before 9am, then isolated showers and thunderstorms between 9am and noon. Partly sunny, with a high near 74. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 74 °F

    Isolated
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. South wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 80. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. South wind 5 to 7 mph becoming calm after midnight.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

Detailed Forecast

Overnight
A 40 percent chance of showers. Mostly cloudy, with a low around 53. Calm wind.
Sunday
Isolated showers before 9am, then isolated showers and thunderstorms between 9am and noon. Partly sunny, with a high near 74. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 53. South wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 80. Calm wind becoming south 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 55. South wind 5 to 7 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Clear, with a low around 50.
Thursday
Sunny, with a high near 80.
Thursday Night
Clear, with a low around 51.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Donnelly ID
 44.7°N 116.09°W (Elev. 4829 ft)
Last Update:
3:05 am MDT Aug 17, 2025
Forecast Valid:
4am 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