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

ISLAND PARK (IPFI1)

Lat: 44.42051°NLon: 111.36741°WElev: 6337.0ft.

NA

53°F

12°C

Humidity 55%
Wind Speed ESE 2 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 15 Aug 11:54 PM MDT
Extended Forecast for

4 Miles S Island Park ID

Red Flag Warning August 16, 12:00pm until August 16, 09:00pm
Click here for hazard details and duration
Red Flag Warning

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 81. South southwest wind 8 to 11 mph, with gusts as high as 23 mph.

    High: 81 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 50. West wind 5 to 11 mph becoming east in the evening. Winds could gust as high as 22 mph.

    Low: 50 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. North wind 5 to 10 mph becoming south in the morning. Winds could gust as high as 22 mph.

    High: 79 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 48. South southwest wind 5 to 9 mph becoming east northeast after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 82. East wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 81. South southwest wind 8 to 11 mph, with gusts as high as 23 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 50. West wind 5 to 11 mph becoming east in the evening. Winds could gust as high as 22 mph.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. North wind 5 to 10 mph becoming south in the morning. Winds could gust as high as 22 mph.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 48. South southwest wind 5 to 9 mph becoming east northeast after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Monday
Sunny, with a high near 82. East wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Island Park ID
 44.5°N 111.34°W (Elev. 6421 ft)
Last Update:
5:31 am MDT Aug 16, 2025
Forecast Valid:
11am MDT Aug 16, 2025-6pm MDT Aug 22, 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