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

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Lander (KLND)

Lat: 42.81472°NLon: 108.72806°WElev: 5587.0ft.

Clear

74°F

23°C

Humidity 29%
Wind Speed ESE 9 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 17 Jun 11:53 AM MDT
Extended Forecast for

20 Miles E Boulder WY

  • This Afternoon

    This Afternoon: Sunny, with a steady temperature around 54. Windy, with a west wind 24 to 26 mph, with gusts as high as 38 mph.

    High: 54 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Clear, with a low around 32. Breezy, with a west wind 18 to 23 mph becoming light west northwest. Winds could gust as high as 33 mph.

    Low: 32 °F

    Mostly Clear
    and Breezy
    then Clear

  • Thursday

    Thursday: Sunny, with a high near 57. Breezy, with a west wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 57 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37. Breezy, with a west wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.

    Low: 37 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 63. Breezy, with a west southwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 63 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. Breezy, with a west wind 13 to 18 mph decreasing to 7 to 12 mph in the evening. Winds could gust as high as 29 mph.

    Low: 43 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 57. Windy, with a west southwest wind 10 to 15 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 57 °F

    Mostly Sunny
    and Breezy
    then Chance
    Showers and
    Windy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 36. Breezy. Chance of precipitation is 30%.

    Low: 36 °F

    Chance
    Showers and
    Breezy

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after noon. Snow level 12000 feet. Mostly sunny, with a high near 53. Chance of precipitation is 50%.

    High: 53 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a steady temperature around 54. Windy, with a west wind 24 to 26 mph, with gusts as high as 38 mph.
Tonight
Clear, with a low around 32. Breezy, with a west wind 18 to 23 mph becoming light west northwest. Winds could gust as high as 33 mph.
Thursday
Sunny, with a high near 57. Breezy, with a west wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Thursday Night
Partly cloudy, with a low around 37. Breezy, with a west wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.
Juneteenth
Mostly sunny, with a high near 63. Breezy, with a west southwest wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Partly cloudy, with a low around 43. Breezy, with a west wind 13 to 18 mph decreasing to 7 to 12 mph in the evening. Winds could gust as high as 29 mph.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 57. Windy, with a west southwest wind 10 to 15 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 40 mph.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 36. Breezy. Chance of precipitation is 30%.
Sunday
A chance of showers, with thunderstorms also possible after noon. Snow level 12000 feet. Mostly sunny, with a high near 53. Chance of precipitation is 50%.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 35. Chance of precipitation is 20%.
Monday
A slight chance of showers and thunderstorms. Snow level 11700 feet rising to 12400 feet in the afternoon. Mostly sunny, with a high near 56. Breezy.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Sunny, with a high near 61. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles E Boulder WY
 42.76°N 109.24°W (Elev. 10883 ft)
Last Update:
9:17 am MDT Jun 17, 2026
Forecast Valid:
12pm MDT Jun 17, 2026-6pm MDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation