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 >

Current conditions at

Faith (KD07)

Lat: 45.03°NLon: 102.02°WElev: 2582ft.

64°F

18°C

Humidity 96%
Wind Speed S 7 mph
Barometer 29.88 in (1010.1 mb)
Dewpoint 63°F (17°C)
Visibility NA
Last update 17 Aug 4:56 am MDT
Extended Forecast for

Isabel SD

Severe T-storm Watch until August 17, 06:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until August 17, 06:00am

    NOW until 6:00am Sun

    Severe T-storm Watch

  • Overnight

    Low: 62 °F

    Severe
    Thunderstorms

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly before 7am.  Mostly cloudy, then gradually becoming sunny, with a high near 83. East northeast wind 5 to 10 mph becoming west in the afternoon.  Chance of precipitation is 40%.

    High: 83 °F

    Chance
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63. North northeast wind 5 to 10 mph becoming southeast after midnight.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 87. East wind 6 to 10 mph becoming north in the morning.  Chance of precipitation is 20%.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 63. South southeast wind 7 to 10 mph.  Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. East southeast wind 7 to 10 mph.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 65. East southeast wind around 10 mph.

    Low: 65 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 93. South southeast wind 10 to 18 mph, with gusts as high as 29 mph.

    High: 93 °F

    Hot

Detailed Forecast

Overnight
Showers and thunderstorms likely. Some of the storms could be severe. Cloudy, with a low around 62. East southeast wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 83. East northeast wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 63. North northeast wind 5 to 10 mph becoming southeast after midnight.
Monday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 87. East wind 6 to 10 mph becoming north in the morning. Chance of precipitation is 20%.
Monday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 63. South southeast wind 7 to 10 mph. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 89. East southeast wind 7 to 10 mph.
Tuesday Night
Clear, with a low around 65. East southeast wind around 10 mph.
Wednesday
Sunny and hot, with a high near 93. South southeast wind 10 to 18 mph, with gusts as high as 29 mph.
Wednesday Night
Mostly clear, with a low around 67. Southeast wind 14 to 18 mph, with gusts as high as 28 mph.
Thursday
Sunny and hot, with a high near 94.
Thursday Night
A chance of showers. Mostly clear, with a low around 59. Chance of precipitation is 30%.
Friday
A slight chance of showers. Sunny, with a high near 80. Chance of precipitation is 20%.
Friday Night
A slight chance of showers. Mostly clear, with a low around 54. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Isabel SD
 45.41°N 101.44°W (Elev. 2300 ft)
5:46 am MDT Aug 17, 2025
5am MDT Aug 17, 2025-6pm MDT Aug 23, 2025
 
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Additional Resources

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Hourly Weather Forecast

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