Major Hurricane Lane Nudging Closer to Hawaii; Heavy Rain and Strong Storms in Southwest and East.

The latest Central Pacific Hurricane Center forecast track brings major hurricane Lane closer to Hawaii later this week. A strong low and associated cold front will bring a threat of strong to severe thunderstorms and heavy rain to portions of the Ohio Valley, Mid-Atlantic, and Northeast. Monsoon moisture may produce local flash flooding in the Southwest and dry thunderstorms in the Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Cheyenne, Cheyenne Airport (KCYS)

Lat: 41.16°NLon: 104.81°WElev: 6116ft.

Overcast with Haze

17°C

62°F

Humidity 60%
Wind Speed SW 15 km/h
Barometer 1022.3 mb (30.37 in)
Dewpoint 9°C (48°F)
Visibility 8 km
Last update 21 Aug 2:53 pm MDT
Extended Forecast for

8 Miles NNW Granite Canon WY

  • This
    Afternoon

    This Afternoon: Showers and thunderstorms.  Areas of smoke. High near 18. South wind around 15 km/h.  Chance of precipitation is 80%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    T-storms

    High: 18 °C

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 2am.  Areas of smoke. Low around 10. South wind 10 to 15 km/h.  Chance of precipitation is 80%. New rainfall amounts between 5 and 7.5 mm possible.

    T-storms

    Low: 10 °C

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 21. South wind 10 to 20 km/h.

    Chance
    T-storms

    High: 21 °C

  • Wednesday
    Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 11. South wind 10 to 20 km/h becoming west after midnight.

    Slight Chance
    T-storms then
    Mostly Cloudy

    Low: 11 °C

  • Thursday

    Thursday: Mostly sunny, with a high near 24. Breezy, with a west wind 25 to 30 km/h increasing to 30 to 35 km/h in the morning. Winds could gust as high as 55 km/h.

    Mostly Sunny
    and Breezy

    High: 24 °C

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 10. Breezy.

    Mostly Clear
    and Breezy
    then Clear

    Low: 10 °C

  • Friday

    Friday: Sunny, with a high near 26.

    Sunny

    High: 26 °C

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 9.

    Mostly Clear

    Low: 9 °C

  • Saturday

    Saturday: Sunny, with a high near 27.

    Sunny

    High: 27 °C

Detailed Forecast

This Afternoon
Showers and thunderstorms. Areas of smoke. High near 18. South wind around 15 km/h. Chance of precipitation is 80%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms, mainly before 2am. Areas of smoke. Low around 10. South wind 10 to 15 km/h. Chance of precipitation is 80%. New rainfall amounts between 5 and 7.5 mm possible.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 21. South wind 10 to 20 km/h.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 11. South wind 10 to 20 km/h becoming west after midnight.
Thursday
Mostly sunny, with a high near 24. Breezy, with a west wind 25 to 30 km/h increasing to 30 to 35 km/h in the morning. Winds could gust as high as 55 km/h.
Thursday Night
Mostly clear, with a low around 10. Breezy.
Friday
Sunny, with a high near 26.
Friday Night
Mostly clear, with a low around 9.
Saturday
Sunny, with a high near 27.
Saturday Night
Mostly cloudy, with a low around 11.
Sunday
Mostly sunny, with a high near 27.
Sunday Night
Partly cloudy, with a low around 11.
Monday
Sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 10.
Tuesday
Sunny, with a high near 23.
Click Map For Forecast
Point Forecast:
8 Miles NNW Granite Canon WY
 41.22°N 105.13°W (Elev. 2072 m)
1:43 pm MDT Aug 21, 2018
3pm MDT Aug 21, 2018-6pm MDT Aug 28, 2018
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database