Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Custer, Custer County Airport (KCUT)

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

A Few Clouds

73°F

23°C

Humidity	62%
Wind Speed	NE 10 mph
Barometer	30.11 in (1012.6 mb)
Dewpoint	59°F (15°C)
Visibility	10.00 mi
Last update	16 Aug 3:53 pm MDT

More Information:

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

Extended Forecast for

8 Miles ESE Rochford SD

This Afternoon
High: 76 °F
Severe
Thunderstorms
Tonight
Low: 57 °F
Chance
T-storms
Sunday
High: 83 °F
Sunny then
Chance
T-storms
Sunday Night
Low: 56 °F
Slight Chance
T-storms then
Partly Cloudy
Monday
High: 83 °F
Sunny then
Chance
T-storms
Monday Night
Low: 55 °F
Mostly Clear
Tuesday
High: 85 °F
Sunny
Tuesday Night
Low: 58 °F
Clear
Wednesday
High: 88 °F
Sunny

Detailed Forecast

This Afternoon

A 30 percent chance of showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a steady temperature around 76. East wind around 5 mph.

Tonight

A 40 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 57. East wind around 5 mph becoming calm.

Sunday

A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 83. Calm wind becoming northwest around 5 mph.

Sunday Night

A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56. Calm wind.

Monday

A 40 percent chance of showers and thunderstorms after noon. Sunny, with a high near 83. Calm wind becoming southeast around 5 mph. Winds could gust as high as 15 mph.

Monday Night

Mostly clear, with a low around 55. East wind around 5 mph becoming calm.

Tuesday

Sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 15 mph.

Tuesday Night

Clear, with a low around 58. Southeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.

Wednesday

Sunny, with a high near 88.

Wednesday Night

Mostly clear, with a low around 63.

Thursday

Sunny, with a high near 87.