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 >

Current conditions at

ALPOWA SUMMIT (TALPO)

Lat: 46.436°NLon: 117.35°WElev: 2059.0ft.

NA

71°F

22°C

Humidity 53%
Wind Speed W 14 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 16 Aug 03:37 AM PDT
Extended Forecast for

10 Miles ENE Pomeroy WA

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms after 5am. Mostly cloudy, with a steady temperature around 64. Southwest wind around 9 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 8am, then showers likely between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. West wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56. West wind 6 to 8 mph becoming southwest in the evening.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 79. West wind 7 to 9 mph.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 58. Northwest wind 5 to 8 mph becoming southeast after midnight.

    Low: 58 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before 11am. Sunny, with a high near 81.

    High: 81 °F

    Slight Chance
    Showers then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms after 5am. Mostly cloudy, with a steady temperature around 64. Southwest wind around 9 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers and thunderstorms before 8am, then showers likely between 8am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. West wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Mostly cloudy, with a low around 56. West wind 6 to 8 mph becoming southwest in the evening.
Sunday
Mostly sunny, with a high near 79. West wind 7 to 9 mph.
Sunday Night
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 58. Northwest wind 5 to 8 mph becoming southeast after midnight.
Monday
A 20 percent chance of showers before 11am. Sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Clear, with a low around 57.
Thursday
Sunny, with a high near 85.
Thursday Night
Clear, with a low around 58.
Friday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ENE Pomeroy WA
 46.51°N 117.4°W (Elev. 2402 ft)
Last Update:
2:20 am PDT Aug 16, 2025
Forecast Valid:
3am PDT Aug 16, 2025-6pm PDT 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