Hourly Weather Forecast - Long Valley, SD

12 AM
34°F
20%
4mph
SW
Partly Cloudy
Humidity
82%
Feels like
31°F
Dew Point
29°F
1 AM
34°F
20%
4mph
WSW
Mostly Cloudy
Humidity
84%
Feels like
31°F
Dew Point
30°F
2 AM
34°F
30%
4mph
W
30% Chance of Light Rain
Humidity
86%
Feels like
30°F
Dew Point
30°F
3 AM
33°F
30%
5mph
WNW
30% Chance of Light Rain
Humidity
88%
Feels like
28°F
Dew Point
30°F
4 AM
33°F
40%
5mph
WNW
40% Chance of Light Rain
Humidity
90%
Feels like
28°F
Dew Point
30°F
5 AM
33°F
30%
5mph
WNW
30% Chance of Light Rain
Humidity
90%
Feels like
28°F
Dew Point
30°F
6 AM
33°F
20%
5mph
NW
Cloudy
Humidity
89%
Feels like
28°F
Dew Point
30°F
6:19 AM
7 AM
34°F
20%
5mph
NW
Cloudy
Humidity
87%
Feels like
29°F
Dew Point
30°F
8 AM
36°F
10%
6mph
NW
Cloudy
Humidity
83%
Feels like
30°F
Dew Point
31°F
9 AM
39°F
10%
7mph
NNW
Cloudy
Humidity
76%
Feels like
33°F
Dew Point
32°F
10 AM
43°F
10%
9mph
NNW
Mostly Cloudy
Humidity
67%
Feels like
37°F
Dew Point
32°F
11 AM
46°F
10%
10mph
NNW
Mostly Cloudy
Humidity
59%
Feels like
41°F
Dew Point
33°F
12 PM
49°F
10%
10mph
N
Partly Cloudy
Humidity
52%
Feels like
45°F
Dew Point
33°F
1 PM
52°F
0%
10mph
N
Mostly Sunny
Humidity
47%
Feels like
52°F
Dew Point
32°F
2 PM
54°F
0%
9mph
N
Mostly Sunny
Humidity
44%
Feels like
54°F
Dew Point
32°F
3 PM
53°F
0%
8mph
NNE
Mostly Sunny
Humidity
45%
Feels like
53°F
Dew Point
33°F
4 PM
52°F
0%
7mph
NNE
Mostly Sunny
Humidity
48%
Feels like
52°F
Dew Point
33°F
5 PM
50°F
0%
6mph
NE
Mostly Sunny
Humidity
53%
Feels like
48°F
Dew Point
33°F
5:36 PM
6 PM
47°F
0%
4mph
ENE
Clear
Humidity
59%
Feels like
45°F
Dew Point
33°F
7 PM
43°F
0%
4mph
ESE
Clear
Humidity
67%
Feels like
40°F
Dew Point
33°F
8 PM
39°F
0%
5mph
SE
Clear
Humidity
75%
Feels like
35°F
Dew Point
32°F
9 PM
37°F
0%
6mph
SSE
Clear
Humidity
80%
Feels like
32°F
Dew Point
31°F
10 PM
35°F
0%
7mph
S
Clear
Humidity
84%
Feels like
29°F
Dew Point
31°F
11 PM
34°F
0%
8mph
SSW
Clear
Humidity
88%
Feels like
27°F
Dew Point
30°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide