Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Partly Cloudy

79°F

26°C

Humidity	51%
Wind Speed	Calm
Barometer	30.03 in
Dewpoint	59°F (15°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	14 Aug 1:15 pm MDT

More Information:

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

Extended Forecast for

North Spearfish SD

This Afternoon
High: 79 °F
Chance
T-storms
Tonight
Low: 58 °F
Chance
T-storms then
Chance
Showers
Saturday
High: 75 °F
Chance
Showers then
Chance
T-storms
Saturday Night
Low: 55 °F
Chance
Showers
Sunday
High: 79 °F
Chance
Showers then
Showers
Likely
Sunday Night
Low: 57 °F
Mostly Clear
Monday
High: 85 °F
Sunny then
Slight Chance
T-storms
Monday Night
Low: 58 °F
Chance
T-storms then
Chance
Showers
Tuesday
High: 81 °F
Chance
Showers then
Chance
T-storms

Detailed Forecast

This Afternoon

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Northwest wind 7 to 9 mph, with gusts as high as 18 mph.

Tonight

A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 40%.

Saturday

A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 75. Calm wind becoming northwest around 6 mph in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 40%.

Saturday Night

A chance of showers and thunderstorms. Mostly cloudy, then gradually becoming clear, with a low around 55. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

Sunday

A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 79. Calm wind becoming east 5 to 7 mph in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 70%.

Sunday Night

Mostly clear, with a low around 57. East wind around 6 mph becoming light and variable after midnight. Winds could gust as high as 15 mph.

Monday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85.

Monday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 58.

Tuesday

A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 81.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 54.

Wednesday

A chance of showers and thunderstorms. Mostly sunny, with a high near 78.