Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

Lat: 44.05° N Lon: 103.05° W Elev: 3202 ft.

Fair

49°F

9°C

Humidity 39%
Wind Speed NE 8 mph
Barometer 30.24 in (1023.7 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 18 Oct 8:52 pm MDT
Detailed forecast for

Custer Co Plains

Rest Of Tonight
Mostly clear. Lows in the mid 30s. North winds 5 to 10 mph.
Monday
Sunny. Highs in the lower 60s. East winds 5 to 10 mph. Gusts up to 20 mph in the afternoon.
Monday Night
Clear. Lows around 40. South winds 5 to 10 mph.
Tuesday
Sunny. Highs in the mid 70s. South winds 10 to 15 mph with gusts up to 30 mph.
Tuesday Night
Clear. Lows in the mid 40s. Northwest winds 5 to 10 mph. Gusts up to 20 mph after midnight.
Wednesday
Sunny. Highs in the upper 60s.
Wednesday Night
Clear. Lows in the mid 40s.
Thursday
Mostly sunny. Highs in the upper 70s.
Thursday Night
Partly cloudy. A slight chance of rain after midnight. Lows in the mid 50s. Chance of rain 20 percent.
Friday
Mostly cloudy in the morning, then partly cloudy with a slight chance of rain in the afternoon. Highs in the upper 70s. Chance of rain 20 percent.
Friday Night
Partly cloudy with a 50 percent chance of rain. Lows in the upper 40s.
Saturday
Partly cloudy with a slight chance of rain in the morning, then mostly sunny in the afternoon. Highs in the lower 60s. Chance of rain 20 percent.
Saturday Night
Mostly clear. Lows around 40.
Sunday
Mostly sunny. Highs in the mid 60s.



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858 PM MDT Sun Oct 18 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database