Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Riverton Regional Airport (KRIW)

Lat: 43.06219°NLon: 108.44701°WElev: 5443.0ft.

Clear

36°F

2°C

Humidity 86%
Wind Speed NW 8 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 19 Oct 06:35 AM MDT
Extended Forecast for

5 Miles NNW Saint Stephens WY

  • Today

    Today: Areas of frost between 8am and 9am.  Otherwise, sunny, with a high near 67. Light and variable wind becoming northwest around 6 mph in the afternoon.

    High: 67 °F

    Areas Frost
    then Sunny

  • Tonight

    Tonight: Clear, with a low around 39. North northeast wind 6 to 8 mph becoming south southwest in the evening.

    Low: 39 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65. South southwest wind around 5 mph becoming light and variable  in the morning.

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. Calm wind becoming southeast around 5 mph after midnight.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. South southwest wind 3 to 5 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 46. Breezy, with a light south wind increasing to 10 to 15 mph in the evening. Winds could gust as high as 20 mph.

    Low: 46 °F

    Mostly Clear
    then Partly
    Cloudy and
    Breezy

  • Thursday

    Thursday: Partly sunny, with a high near 70. Breezy, with a south wind 11 to 17 mph, with gusts as high as 30 mph.

    High: 70 °F

    Partly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48. Windy.

    Low: 48 °F

    Mostly Cloudy
    and Windy

  • Friday

    Friday: A 30 percent chance of showers, mainly after noon.  Mostly sunny, with a high near 61. Windy.

    High: 61 °F

    Chance
    Showers and
    Windy

Detailed Forecast

Today
Areas of frost between 8am and 9am. Otherwise, sunny, with a high near 67. Light and variable wind becoming northwest around 6 mph in the afternoon.
Tonight
Clear, with a low around 39. North northeast wind 6 to 8 mph becoming south southwest in the evening.
Tuesday
Sunny, with a high near 65. South southwest wind around 5 mph becoming light and variable in the morning.
Tuesday Night
Mostly clear, with a low around 40. Calm wind becoming southeast around 5 mph after midnight.
Wednesday
Sunny, with a high near 66. South southwest wind 3 to 5 mph.
Wednesday Night
Partly cloudy, with a low around 46. Breezy, with a light south wind increasing to 10 to 15 mph in the evening. Winds could gust as high as 20 mph.
Thursday
Partly sunny, with a high near 70. Breezy, with a south wind 11 to 17 mph, with gusts as high as 30 mph.
Thursday Night
Mostly cloudy, with a low around 48. Windy.
Friday
A 30 percent chance of showers, mainly after noon. Mostly sunny, with a high near 61. Windy.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 37. Breezy.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Saint Stephens WY
 43.03°N 108.23°W (Elev. 5115 ft)
5:47 am MDT Oct 19, 2026
6am MDT Oct 19, 2026-6pm MDT Oct 25, 2026
 
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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