Hourly Weather Forecast - Siloam Springs, AR

12 AM
24°F
0%
9mph
NNE
Partly Cloudy
Humidity
69%
Feels like
15°F
Dew Point
15°F
1 AM
22°F
0%
9mph
NNE
Mostly Clear
Humidity
69%
Feels like
13°F
Dew Point
14°F
2 AM
21°F
0%
8mph
NNE
Partly Cloudy
Humidity
69%
Feels like
11°F
Dew Point
13°F
3 AM
20°F
0%
8mph
NNE
Mostly Clear
Humidity
68%
Feels like
10°F
Dew Point
11°F
4 AM
19°F
0%
8mph
NNE
Mostly Clear
Humidity
68%
Feels like
9°F
Dew Point
10°F
5 AM
18°F
0%
7mph
NNE
Mostly Clear
Humidity
68%
Feels like
8°F
Dew Point
9°F
6 AM
18°F
0%
7mph
NNE
Clear
Humidity
64%
Feels like
8°F
Dew Point
8°F
7 AM
19°F
0%
7mph
NNE
Clear
Humidity
58%
Feels like
10°F
Dew Point
7°F
7:21 AM
8 AM
20°F
0%
7mph
NNE
Sunny
Humidity
54%
Feels like
11°F
Dew Point
6°F
9 AM
22°F
0%
7mph
NNE
Sunny
Humidity
47%
Feels like
13°F
Dew Point
5°F
10 AM
24°F
0%
6mph
NE
Sunny
Humidity
40%
Feels like
16°F
Dew Point
3°F
11 AM
26°F
0%
6mph
NE
Sunny
Humidity
34%
Feels like
20°F
Dew Point
2°F
12 PM
29°F
0%
5mph
NE
Sunny
Humidity
30%
Feels like
23°F
Dew Point
1°F
1 PM
30°F
0%
4mph
NE
Sunny
Humidity
27%
Feels like
26°F
Dew Point
1°F
2 PM
31°F
0%
4mph
NE
Sunny
Humidity
27%
Feels like
27°F
Dew Point
1°F
3 PM
31°F
0%
3mph
NE
Sunny
Humidity
26%
Feels like
31°F
Dew Point
0°F
4 PM
30°F
0%
2mph
NE
Sunny
Humidity
27%
Feels like
30°F
Dew Point
0°F
5 PM
28°F
0%
2mph
NE
Sunny
Humidity
30%
Feels like
28°F
Dew Point
1°F
5:04 PM
6 PM
27°F
0%
1mph
NE
Clear
Humidity
34%
Feels like
27°F
Dew Point
2°F
7 PM
25°F
0%
1mph
ENE
Clear
Humidity
37%
Feels like
25°F
Dew Point
3°F
8 PM
24°F
0%
1mph
E
Clear
Humidity
40%
Feels like
24°F
Dew Point
3°F
9 PM
24°F
0%
1mph
ESE
Clear
Humidity
41%
Feels like
24°F
Dew Point
4°F
10 PM
24°F
0%
2mph
SE
Clear
Humidity
42%
Feels like
24°F
Dew Point
4°F
11 PM
24°F
0%
2mph
SSE
Clear
Humidity
42%
Feels like
24°F
Dew Point
4°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

In the path of a weak low-pressure system that brings snow to the Midwest and Northeast, extreme cold weather and brutally cold wind chill values will bring a bitter cold to much of the Nation.

Snowfall forecast through Sunday A.M.

Snow Spreads Across the Midwest into the Mid-Atlantic

Weekend Weather Outlook

Weekend Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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