Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

ALPENTAL EXIT (TALPE)

Lat: 47.427°NLon: 121.418°WElev: 2972.0ft.

unknown precip

56°F

13°C

Humidity 97%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility 1.24 mi
Last update 18 Aug 01:15 AM PDT
Extended Forecast for

Snoqualmie Pass WA

  • Overnight

    Overnight: Patchy smoke after 4am. Mostly cloudy, with a steady temperature around 55. Calm wind.

    Low: 55 °F

    Patchy Smoke

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 71. Calm wind becoming west northwest 5 to 8 mph in the morning.

    High: 71 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 52. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 52 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 72. Calm wind becoming west around 6 mph in the afternoon.

    High: 72 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of rain.  Mostly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
Patchy smoke after 4am. Mostly cloudy, with a steady temperature around 55. Calm wind.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 71. Calm wind becoming west northwest 5 to 8 mph in the morning.
Tuesday Night
Increasing clouds, with a low around 52. West northwest wind around 6 mph becoming calm in the evening.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 72. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 53. West northwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Partly sunny, with a high near 75.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 53.
Saturday
A slight chance of rain. Mostly cloudy, with a high near 61.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 51.
Sunday
Partly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Snoqualmie Pass WA
 47.41°N 121.44°W (Elev. 3097 ft)
11:26 pm PDT Aug 17, 2026
1am PDT Aug 18, 2026-6pm PDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database