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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

WY28 - South Pass (KSOU)

Lat: 42.47752°NLon: 108.8444°WElev: 8196.0ft.

NA

41°F

5°C

Humidity 32%
Wind Speed WSW 8 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility NA
Wind Chill36°F (2°C)
Last update 18 Mar 01:26 AM MDT
Extended Forecast for

19 Miles WNW South Pass City WY

  • Overnight

    Overnight: Partly cloudy, with a low around 29. Northwest wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 46. Breezy, with a west wind 13 to 21 mph, with gusts as high as 31 mph.

    High: 46 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 33 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 50. Breezy, with a west wind 10 to 18 mph, with gusts as high as 28 mph.

    High: 50 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33. Breezy, with a west wind 9 to 16 mph, with gusts as high as 24 mph.

    Low: 33 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 51. Breezy, with a west wind 8 to 17 mph, with gusts as high as 26 mph.

    High: 51 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 36. Breezy, with a west wind 11 to 17 mph, with gusts as high as 26 mph.

    Low: 36 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 55. Windy.

    High: 55 °F

    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. Breezy.

    Low: 29 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 29. Northwest wind 11 to 14 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 46. Breezy, with a west wind 13 to 21 mph, with gusts as high as 31 mph.
Wednesday Night
Mostly clear, with a low around 33. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 50. Breezy, with a west wind 10 to 18 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 33. Breezy, with a west wind 9 to 16 mph, with gusts as high as 24 mph.
Friday
Sunny, with a high near 51. Breezy, with a west wind 8 to 17 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 36. Breezy, with a west wind 11 to 17 mph, with gusts as high as 26 mph.
Saturday
Sunny, with a high near 55. Windy.
Saturday Night
Partly cloudy, with a low around 29. Breezy.
Sunday
A 20 percent chance of snow showers after noon. Mostly sunny, with a high near 44. Breezy.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 44. Breezy.
Monday Night
A slight chance of snow showers. Mostly cloudy, with a low around 29. Breezy.
Tuesday
A slight chance of snow showers. Partly sunny, with a high near 47. Windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
19 Miles WNW South Pass City WY
 42.62°N 109.13°W (Elev. 9567 ft)
Last Update:
12:48 am MDT Mar 18, 2026
Forecast Valid:
1am MDT Mar 18, 2026-6pm MDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation