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

Sidney-Richland (KSDY)

Lat: 47.7°NLon: 104.2°WElev: 1985.0ft.

Clear

45°F

7°C

Humidity 57%
Wind Speed NNW 3 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 18 Oct 07:56 PM MDT
Extended Forecast for

3 Miles S Sidney MT

  • Tonight

    Tonight: Mostly clear, with a low around 36. Light and variable wind becoming east southeast 6 to 11 mph after midnight.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 66. South southeast wind 11 to 20 mph, with gusts as high as 30 mph.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. South southeast wind 5 to 11 mph, with gusts as high as 26 mph.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Calm wind becoming north around 5 mph in the afternoon.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36. North wind 3 to 6 mph.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43. South southeast wind 7 to 9 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. South southeast wind 7 to 13 mph, with gusts as high as 24 mph.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51. South southeast wind 6 to 15 mph, with gusts as high as 29 mph.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 36. Light and variable wind becoming east southeast 6 to 11 mph after midnight.
Monday
Sunny, with a high near 66. South southeast wind 11 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 39. South southeast wind 5 to 11 mph, with gusts as high as 26 mph.
Tuesday
Sunny, with a high near 66. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 36. North wind 3 to 6 mph.
Wednesday
Sunny, with a high near 63. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 43. South southeast wind 7 to 9 mph.
Thursday
Sunny, with a high near 75. South southeast wind 7 to 13 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 51. South southeast wind 6 to 15 mph, with gusts as high as 29 mph.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 70. South southeast wind 6 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Rain likely. Mostly cloudy, with a low around 40. Breezy, with a west northwest wind 20 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 60%.
Saturday
A slight chance of rain. Mostly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Sidney MT
 47.67°N 104.15°W (Elev. 1929 ft)
3:25 pm MDT Oct 18, 2026
8pm MDT Oct 18, 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