Severe thunderstorms and locally heavy rain possible for portions of the plains

A stationary front will keep scattered showers and thunderstorms in the forecast today and Thursday for much of the plains. Some thunderstorms may be severe today across portions of the central/northern High Plains. Atrong storms are also possible in northern New England today. Hot temperatures will continue across portions of the Desert Southwest and Inter-mountain West.
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Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Light Rain

28°C

82°F

Humidity 37%
Wind Speed E 11 km/h
Barometer 30.13 in
Dewpoint 12°C (54°F)
Visibility 16 km
Heat Index27°C (81°F)
Last update 29 Jun 1:15 pm MDT
Extended Forecast for

Lead SD

  • This
    Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Some of the storms could be severe.  Partly sunny, with a high near 27. Light northeast wind increasing to 6 to 11 km/h.

    Severe
    Thunderstorms

    High: 27 °C

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Some of the storms could be severe.  Mostly cloudy, with a low around 12. Northeast wind 5 to 11 km/h becoming southwest after midnight.

    Severe
    Thunderstorms
    then Partly
    Cloudy

    Low: 12 °C

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after noon.  Partly sunny, with a high near 23. West wind 10 to 16 km/h becoming east in the afternoon.

    Chance
    T-storms

    High: 23 °C

  • Thursday
    Night

    Thursday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 12. South wind 13 to 18 km/h.

    Slight Chance
    T-storms

    Low: 12 °C

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 22. South wind 13 to 21 km/h.  Chance of precipitation is 40%.

    Slight Chance
    Showers then
    Chance
    T-storms

    High: 22 °C

  • Friday
    Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight.  Partly cloudy, with a low around 11. Southeast wind 10 to 16 km/h.

    Chance
    T-storms

    Low: 11 °C

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 27.

    Chance
    T-storms

    High: 27 °C

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 13.

    Chance
    T-storms

    Low: 13 °C

  • Sunday

    Sunday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 28.

    Chance
    T-storms

    High: 28 °C

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a high near 27. Light northeast wind increasing to 6 to 11 km/h.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Some of the storms could be severe. Mostly cloudy, with a low around 12. Northeast wind 5 to 11 km/h becoming southwest after midnight.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 23. West wind 10 to 16 km/h becoming east in the afternoon.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 12. South wind 13 to 18 km/h.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 22. South wind 13 to 21 km/h. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 11. Southeast wind 10 to 16 km/h.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 27.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 13.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 28.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 14.
Independence Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 29.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 14.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 29.
Click Map For Forecast
Point Forecast:
Lead SD
 44.35°N 103.77°W (Elev. 1622 m)
1:27 pm MDT Jun 29, 2016
1pm MDT Jun 29, 2016-6pm MDT Jul 5, 2016
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database