Box Elder, SD Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Box Elder, SD.

Current Conditions — Box Elder, SD

ELLSWORTH AFB (KRCA)

Clear

51.6 F
Humidity:27%
Wind Speed:W 11.4 mph
Barometer: in
Dewpoint:18.7 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 23 2026, 05:55 AM MDT
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5-Day Forecast — Box Elder, SD

Thursday

High 55 °F
Chance of Snow
Thursday
Night
Low 32 °F
Chance of Snow
Friday

High 50 °F
Forecast Missing
Friday
Night
Low 28 °F
Forecast Missing
Saturday

High 48 °F
Forecast Missing
Saturday
Night
Low 32 °F
Forecast Missing
Sunday

High 44 °F
Forecast Missing
Sunday
Night
Low 30 °F
Forecast Missing
Monday

High 48 °F
Forecast Missing

Detailed Forecast — Box Elder, SD

Thursday
Chance of Snow. High near 55°F. Wind 21 to 36 mph, with gusts as high as 49 mph.
Thursday Night
Chance of Snow. Low around 32°F. Wind 10 to 18 mph, with gusts as high as 31 mph.
Friday
Snow Likely. High near 50°F. Wind 10 to 12 mph, with gusts as high as 21 mph.
Friday Night
Forecast Missing. Low around 28°F. Wind 7 to 10 mph, with gusts as high as 18 mph.
Saturday
Forecast Missing. High near 48°F. Wind 10 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Forecast Missing. Low around 32°F. Wind around 6 mph, with gusts as high as 13 mph.
Sunday
Forecast Missing. High near 44°F. Wind 12 to 14 mph, with gusts as high as 26 mph.
Sunday Night
Forecast Missing. Low around 30°F. Wind 13 to 16 mph, with gusts as high as 28 mph.
Monday
Forecast Missing. High near 48°F. Wind 12 to 16 mph, with gusts as high as 30 mph.
Monday Night
Forecast Missing. Low around 28°F. Wind 3 to 5 mph, with gusts as high as 9 mph.
Tuesday
Forecast Missing. High near 57°F. Wind 7 to 10 mph, with gusts as high as 18 mph.
Tuesday Night
Forecast Missing. Low around 33°F. Wind around 5 mph, with gusts as high as 9 mph.
Wednesday
Forecast Missing. High near 60°F. Wind 9 to 12 mph, with gusts as high as 20 mph.
SD Radar
Current Radar • SD
Day 1 Outlook • April 23, 2026

Observation History — Box Elder, SD

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
05:55 AM MDT W 11.4 10.00 Clear -- 51.6 18.7 27% NA NA M
04:55 AM MDT 8.1 10.00 Clear -- 54.0 18.0 24% NA NA M
03:55 AM MDT W 4.7 10.00 Clear -- 50.4 25.0 37% NA NA M
02:55 AM MDT 9.2 10.00 Clear -- 57.7 22.1 25% NA NA M
01:55 AM MDT 8.1 10.00 Clear -- 59.7 12.0 15% NA NA M
12:55 AM MDT W 10.3 G 16.1 10.00 Clear -- 62.2 10.8 13% NA NA M
11:55 PM MDT 6.9 10.00 Cloudy -- 63.9 8.2 11% NA NA M
11:31 PM MDT NW 12.8 G 28.9 10.00 Mostly Cloudy -- 64.4 6.8 10% NA NA M
10:55 PM MDT W 24.2 G 39.1 10.00 Mostly Clear and Windy -- 66.7 6.1 9% NA NA M
09:55 PM MDT W 28.9 G 43.8 10.00 Squalls -- 68.0 7.0 9% NA NA M
08:55 PM MDT W 34.4 G 46.1 10.00 Clear and Breezy -- 68.0 11.5 11% NA NA M
07:55 PM MDT W 21.9 G 32.2 10.00 Clear and Windy -- 70.0 18.5 14% NA NA M
07:09 PM MDT W 19.7 G 25.3 10.00 Clear and Windy -- 73.4 28.4 19% NA 71.2 M
06:55 PM MDT SW 10.3 10.00 Mostly Clear -- 73.9 29.1 19% NA 72.0 M
05:55 PM MDT SE 23.0 G 33.3 10.00 Partly Cloudy and Windy -- 79.0 22.1 12% NA 77.2 M
05:12 PM MDT S 20.8 10.00 Partly Cloudy and Windy -- 86.0 % NA NA M
04:55 PM MDT SW 15.0 G 32.2 10.00 Mostly Clear -- 86.9 % NA NA M
04:10 PM MDT SW 19.7 G 35.8 10.00 Clear and Windy -- 89.6 % NA NA M
03:55 PM MDT G 32.2 10.00 Clear -- 89.2 % NA NA M
03:41 PM MDT 23.0 G 32.2 10.00 Mostly Clear and Windy -- 89.6 % NA NA M
03:26 PM MDT 25.3 G 34.4 10.00 Clear and Windy -- 89.6 % NA NA M
02:55 PM MDT 26.4 G 31.1 9.00 Partly Cloudy and Breezy -- 90.7 % NA NA M
02:23 PM MDT S 17.2 G 24.2 10.00 Mostly Clear -- 89.6 17.6 7% NA 84.4 M
01:55 PM MDT SW 17.2 G 21.9 10.00 Partly Cloudy -- 89.6 % NA NA M

Regional Weather Observation

ELLSWORTH AFB (KRCA)

Clear
51.6 F

(KUNR)


F

RAPID CITY (KRAP)

Clear
48.2 F

SPEARFISH/CLYDE (KSPF)

Partly Cloudy
50.0 F

CUSTER (KCUT)

Clear
37.4 F

INYAN KARA (KIKA)

NULL
42.8 F
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