Super Typhoon Bavi to Impact Guam and the Mariana Islands; Excessive Rainfall and Flooding Threat in the Mid-Atlantic

Catastrophic Super Typhoon Bavi's eyewall has reached Rota and is expected to bring dangerous winds, heavy rainfall and storm surge to Guam, Rota, Tinian and Saipan. A Typhoon Warning remains in effect. Heavy to excessive rainfall will continue to bring a flooding threat from coastal Mid-Atlantic to southern New England through Monday. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

Lat: 44.48°NLon: 103.78°WElev: 3898ft.

Fair

73°F

23°C

Humidity 53%
Wind Speed SW 6 mph
Barometer 30.08 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 6 Jul 7:35 am MDT
Extended Forecast for

4 Miles SSW Lead SD

  • Today

    Today: Mostly sunny, with a high near 81. Calm wind becoming north 5 to 7 mph in the morning. Winds could gust as high as 20 mph.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between midnight and 3am.  Mostly cloudy, with a low around 54. East wind around 6 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 78. Calm wind becoming southeast around 5 mph. Winds could gust as high as 17 mph.

    High: 78 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am.  Mostly cloudy, with a low around 52. Light and variable wind. Winds could gust as high as 16 mph.  Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after noon.  Mostly sunny, with a high near 76. Calm wind becoming north around 5 mph. Winds could gust as high as 15 mph.  Chance of precipitation is 60%.

    High: 76 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 50. Light and variable wind. Winds could gust as high as 15 mph.

    Low: 50 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon.  High near 74. Chance of precipitation is 80%.

    High: 74 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 81. Calm wind becoming north 5 to 7 mph in the morning. Winds could gust as high as 20 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between midnight and 3am. Mostly cloudy, with a low around 54. East wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Calm wind becoming southeast around 5 mph. Winds could gust as high as 17 mph.
Tuesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 52. Light and variable wind. Winds could gust as high as 16 mph. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 76. Calm wind becoming north around 5 mph. Winds could gust as high as 15 mph. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 50. Light and variable wind. Winds could gust as high as 15 mph.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 74. Chance of precipitation is 80%.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 49.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Lead SD
 44.29°N 103.8°W (Elev. 5761 ft)
6:18 am MDT Jul 6, 2026
7am MDT Jul 6, 2026-6pm MDT Jul 12, 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