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

Current conditions at

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

Fair

66°F

19°C

Humidity	18%
Wind Speed	SW 7 mph
Barometer	29.70 in (1000.9 mb)
Dewpoint	21°F (-6°C)
Visibility	10.00 mi
Last update	11 Apr 6:53 pm MDT

More Information:

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

Extended Forecast for

4 Miles WSW Mount Rushmore SD

Red Flag Warning April 11, 07:17pm until April 12, 09:00pm

Click here for hazard details and duration

Red Flag Warning

Red Flag Warning April 11, 07:17pm until April 12, 09:00pm
NOW until 9:00pm Sun
Red Flag Warning
Tonight
Low: 44 °F
Isolated
T-storms then
Mostly Clear
Sunday
High: 65 °F
Sunny
Sunday Night
Low: 45 °F
Partly Cloudy
Monday
High: 63 °F
Sunny
Monday Night
Low: 37 °F
Partly Cloudy
Tuesday
High: 53 °F
Chance
Rain/Snow
then Chance
Showers
Tuesday Night
Low: 36 °F
Chance
Showers then
Partly Cloudy
Wednesday
High: 60 °F
Mostly Sunny
then Slight
Chance
Showers

Detailed Forecast

Tonight

Isolated showers and thunderstorms before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 44. Southwest wind 10 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

Sunday

Sunny, with a high near 65. West wind 9 to 13 mph, with gusts as high as 31 mph.

Sunday Night

Partly cloudy, with a low around 45. Southwest wind 5 to 9 mph, with gusts as high as 25 mph.

Monday

Sunny, with a high near 63. West wind 10 to 17 mph, with gusts as high as 34 mph.

Monday Night

Partly cloudy, with a low around 37. Northwest wind 6 to 11 mph, with gusts as high as 30 mph.

Tuesday

A chance of snow showers before 7am, then a chance of rain and snow showers between 7am and 8am, then a chance of rain showers after 8am. Mostly cloudy, with a high near 53. North wind around 7 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

Tuesday Night

A 40 percent chance of showers before midnight. Mostly cloudy, with a low around 36. North wind 6 to 9 mph becoming west after midnight. Winds could gust as high as 18 mph.

Wednesday

A slight chance of showers after noon. Mostly sunny, with a high near 60. West wind 9 to 11 mph, with gusts as high as 30 mph.

Wednesday Night

Partly cloudy, with a low around 40.

Thursday

A chance of showers after noon. Mostly sunny, with a high near 59.

Thursday Night

Rain and snow showers likely. Mostly cloudy, with a low around 26.

Friday

A chance of snow showers. Partly sunny, with a high near 37.

Friday Night

A chance of snow showers. Partly cloudy, with a low around 20.