Live Weather & Forecast

Weather in Box Elder

South Dakota, United States · Real-time conditions & 3-day outlook

Flag of United States
Partly cloudy
5°C
Feels like -0°C
41°F / Feels 31°F
Partly cloudy
Box Elder, South Dakota
🌞 Daytime
Updated: 2026-04-18 10:00
💧
Humidity
42%
💨
Wind
38.2 km/h NW
🌬️
Wind Gust
43.9 km/h
🌡️
Pressure
1018 mb
👁️
Visibility
16 km
☀️
UV Index
2.8 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
75%
💦
Dew Point
-6.9°C
🌐
Wind Degree
322°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
150.9 μg/m³
NO₂
1.3 μg/m³
O₃
113 μg/m³
SO₂
1.2 μg/m³
PM 2.5
4.8 μg/m³
PM 10
6.7 μg/m³

Weather Alerts 1

Met · Severe · Expected
Red Flag Warning issued April 18 at 1:10AM MDT until April 18 at 8:00PM MDT by NWS Rapid City SD

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 322 AND 326... .Mild and dry today with highs in the 50s and humidities dropping to as low as 15%. Northwest winds will increase through the morning hours with gusts of up to 45 mph through the afternoon hours. The combination of dry and windy conditions...

A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.

Effective: 2026-04-18T01:10:00-06:00  ·  Expires: 2026-04-18T16:15:00-06:00

Today's Hourly Forecast

24-hour breakdown for Box Elder, South Dakota

12 AM
Clear
0°
Clear
💧 47% 💨 9 km/h
1 AM
Clear
-0°
Clear
💧 52% 💨 9 km/h
2 AM
Clear
-1°
Clear
💧 52% 💨 11.2 km/h
3 AM
Clear
-2°
Clear
💧 57% 💨 15.5 km/h
4 AM
Clear
-2°
Clear
💧 61% 💨 13.7 km/h
5 AM
Clear
-3°
Clear
💧 64% 💨 16.9 km/h
6 AM
Clear
-3°
Clear
💧 65% 💨 21.2 km/h
7 AM
Sunny
-3°
Sunny
💧 66% 💨 26.6 km/h
8 AM
Sunny
-0°
Sunny
💧 66% 💨 33.5 km/h
9 AM
Sunny
3°
Sunny
💧 50% 💨 36.4 km/h
10 AM
Partly cloudy
5°
Partly cloudy
💧 42% 💨 38.2 km/h
11 AM
Partly Cloudy
6°
Partly Cloudy
💧 35% 💨 38.9 km/h
12 PM
Partly Cloudy
7°
Partly Cloudy
💧 35% 💨 38.2 km/h
1 PM
Partly Cloudy
8°
Partly Cloudy
💧 35% 💨 36.4 km/h
2 PM
Partly Cloudy
9°
Partly Cloudy
💧 32% 💨 36 km/h
3 PM
Partly Cloudy
9°
Partly Cloudy
💧 35% 💨 33.5 km/h
4 PM
Partly Cloudy
10°
Partly Cloudy
💧 37% 💨 33.1 km/h
5 PM
Partly Cloudy
11°
Partly Cloudy
💧 31% 💨 32.8 km/h
6 PM
Sunny
12°
Sunny
💧 29% 💨 29.2 km/h
7 PM
Sunny
11°
Sunny
💧 27% 💨 19.4 km/h
8 PM
Clear
9°
Clear
💧 28% 💨 11.5 km/h
9 PM
Clear
7°
Clear
💧 33% 💨 10.1 km/h
10 PM
Clear
6°
Clear
💧 36% 💨 9.7 km/h
11 PM
Clear
5°
Clear
💧 36% 💨 9 km/h

3-Day Forecast

Daily overview for Box Elder, South Dakota

Today
Partly Cloudy
Partly Cloudy
11° / -4°
🌧️ 0% chance of rain
💧 Avg. humidity: 44%
💨 Max wind: 38.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 5.3
🌅 Sunrise: 06:04 AM
🌇 Sunset: 07:41 PM
🌙 Waxing Crescent
🌑 Moon: 1% lit
Sun, Apr 19
Sunny
Sunny
17° / 0°
🌧️ 0% chance of rain
💧 Avg. humidity: 37%
💨 Max wind: 24.8 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 7
🌅 Sunrise: 06:03 AM
🌇 Sunset: 07:42 PM
🌙 Waxing Crescent
🌑 Moon: 3% lit
Mon, Apr 20
Sunny
Sunny
26° / 5°
🌧️ 0% chance of rain
💧 Avg. humidity: 28%
💨 Max wind: 25.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 6.7
🌅 Sunrise: 06:01 AM
🌇 Sunset: 07:44 PM
🌙 Waxing Crescent
🌑 Moon: 9% lit

Best Time to Visit Box Elder

Plan your trip to Box Elder, United States around the most favorable weather conditions.

Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
← Back to Box Elder 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Box Elder?
Current conditions in Box Elder: Partly cloudy, temperature 5°C, humidity 42%.
What is the best time to visit Box Elder?
The best time to visit Box Elder is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Box Elder?
Box Elder is located at approximately 44.1° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Box Elder?
The wettest period in Box Elder is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Box Elder?
For visits to Box Elder during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Box Elder in?
Box Elder is located in United States, in the state of South Dakota.
What are the public holidays in Box Elder in 2026?
View the 2026 public holidays for Box Elder on our Holidays page.
What are the GPS coordinates used for the weather forecast in Box Elder?
The weather forecast for Box Elder uses coordinates 44.1334, -103.0646.