Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

68°F

20°C

Humidity	60%
Wind Speed	NW 10 mph
Barometer	29.93 in
Dewpoint	54°F (12°C)
Visibility	10.00 mi
Last update	15 Jul 5:35 am MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles WSW Lead SD

Overnight
Low: 60 °F
Slight Chance
T-storms
Tuesday
High: 59 °F⇓
Slight Chance
T-storms then
Showers
Likely
Tuesday Night
Low: 41 °F
Showers and
Patchy Fog
Wednesday
High: 45 °F
Showers and
Patchy Fog
Wednesday Night
Low: 44 °F
Chance
Showers
Thursday
High: 66 °F
Mostly Sunny
Thursday Night
Low: 51 °F
Slight Chance
T-storms
Friday
High: 71 °F
Sunny
Friday Night
Low: 50 °F
Slight Chance
T-storms then
Chance
Showers

Detailed Forecast

Overnight

A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 60. West wind around 5 mph.

Tuesday

Showers and thunderstorms likely before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Increasing clouds, with a temperature falling to around 55 by 11am. Northwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

Tuesday Night

Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Patchy fog after 11pm. Low around 41. East wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 100%.

Wednesday

Showers and possibly a thunderstorm. Patchy fog before 10am. High near 45. Southeast wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 90%.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 44. East wind around 5 mph becoming south after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 40%.

Thursday

Mostly sunny, with a high near 66. South wind 5 to 10 mph, with gusts as high as 20 mph.

Thursday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 51. Southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

Friday

Sunny, with a high near 71. Southwest wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph.

Friday Night

A chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 50.

Saturday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 70.

Saturday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 53.

Sunday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 74.

Sunday Night

A slight chance of showers and thunderstorms. Mostly clear, with a low around 53.