Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Hazardous Weather Conditions

Red Flag Warning in effect from April 11, 12:00 PM MDT until April 11, 08:00 PM MDT

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

Lat: 44.05°NLon: 103.05°WElev: 3202ft.

Fair

60°F

16°C

Humidity	33%
Wind Speed	S 15 mph
Barometer	30.02 in (1017.9 mb)
Dewpoint	31°F (-1°C)
Visibility	10.00 mi
Last update	10 Apr 6:52 pm MDT

More Information:

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

Extended Forecast for

8 Miles SW Blackhawk SD

Red Flag Warning April 11, 12:00pm until April 11, 08:00pm

Click here for hazard details and duration

Red Flag Warning

Tonight
Low: 42 °F
Mostly Cloudy
Saturday
High: 81 °F
Mostly Sunny
Saturday Night
Low: 48 °F
Slight Chance
T-storms then
Mostly Clear
Sunday
High: 73 °F
Sunny
Sunday Night
Low: 42 °F
Partly Cloudy
Monday
High: 70 °F
Mostly Sunny
then Slight
Chance
Showers
Monday Night
Low: 38 °F
Chance
Showers
Tuesday
High: 59 °F
Showers
Likely
Tuesday Night
Low: 35 °F
Chance
Showers then
Partly Cloudy

Detailed Forecast

Tonight

Mostly cloudy, with a low around 42. South wind 6 to 9 mph becoming southwest after midnight. Winds could gust as high as 26 mph.

Saturday

Mostly sunny, with a high near 81. Southwest wind 6 to 10 mph, with gusts as high as 25 mph.

Saturday Night

A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 48. Southwest wind 5 to 7 mph, with gusts as high as 26 mph.

Sunday

Sunny, with a high near 73. West wind around 7 mph, with gusts as high as 23 mph.

Sunday Night

Partly cloudy, with a low around 42. West wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.

Monday

A 20 percent chance of showers after noon. Mostly sunny, with a high near 70. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 30 mph.

Monday Night

A 30 percent chance of showers. Mostly cloudy, with a low around 38. West wind 3 to 8 mph. Winds could gust as high as 23 mph.

Tuesday

Showers likely, mainly after noon. Partly sunny, with a high near 59. Northwest wind 5 to 8 mph, with gusts as high as 23 mph.

Tuesday Night

A chance of showers before midnight. Mostly cloudy, with a low around 35.

Wednesday

A slight chance of showers after noon. Sunny, with a high near 67.

Wednesday Night

A slight chance of showers. Partly cloudy, with a low around 39.

Thursday

A chance of rain and snow showers. Mostly sunny, with a high near 65.