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

Heavy Rainfall Possible in the Upper Midwest, South Texas, and Puerto Rico and the Virgin Islands

Scattered thunderstorms and heavy rainfall may bring areas of flooding though the weekend over the Upper Midwest. A tropical disturbance will bring moderate to locally heavy rain to portions of South Texas into Saturday. Tropical Storm Erin may bring isolated flash and urban flooding, landslides or mudslides, and tropical storm conditions to Puerto Rico and the U.S. Virgin Islands. Read More >

Current conditions at

ALPOWA SUMMIT (TALPO)

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

NA

69°F

21°C

Humidity 48%
Wind Speed WNW 1 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 15 Aug 07:37 AM PDT
Extended Forecast for

12 Miles ESE Pomeroy WA

  • Today

    Today: Mostly sunny, with a high near 84. South wind 6 to 15 mph, with gusts as high as 25 mph.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of rain after 2am. Partly cloudy, with a low around 64. West wind 8 to 14 mph, with gusts as high as 22 mph.

    Low: 64 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A chance of rain before 10am, then a chance of showers between 10am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. West wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 59. West wind 6 to 11 mph becoming south in the evening.

    Low: 59 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 81. Southwest wind 6 to 9 mph becoming north in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Partly cloudy, with a low around 60.

    Low: 60 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before 11am. Sunny, with a high near 85.

    High: 85 °F

    Slight Chance
    Showers then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 84. South wind 6 to 15 mph, with gusts as high as 25 mph.
Tonight
A 20 percent chance of rain after 2am. Partly cloudy, with a low around 64. West wind 8 to 14 mph, with gusts as high as 22 mph.
Saturday
A chance of rain before 10am, then a chance of showers between 10am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. West wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 59. West wind 6 to 11 mph becoming south in the evening.
Sunday
Mostly sunny, with a high near 81. Southwest wind 6 to 9 mph becoming north in the afternoon.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 60.
Monday
A 20 percent chance of showers before 11am. Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Clear, with a low around 61.
Thursday
Sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ESE Pomeroy WA
 46.41°N 117.38°W (Elev. 1923 ft)
Last Update:
4:15 am PDT Aug 15, 2025
Forecast Valid:
7am PDT Aug 15, 2025-6pm PDT Aug 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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