Hourly Weather Forecast - Unión, San Luis, AR

12 AM
74°F
0%
8mph
SSE
Partly Cloudy
Humidity
19%
Feels like
74°F
Dew Point
30°F
1 AM
72°F
0%
6mph
S
Mostly Cloudy
Humidity
21%
Feels like
72°F
Dew Point
30°F
2 AM
70°F
0%
5mph
SSE
Mostly Cloudy
Humidity
23%
Feels like
70°F
Dew Point
31°F
3 AM
69°F
0%
6mph
S
Partly Cloudy
Humidity
25%
Feels like
69°F
Dew Point
31°F
4 AM
67°F
0%
8mph
S
Partly Cloudy
Humidity
29%
Feels like
67°F
Dew Point
34°F
5 AM
65°F
0%
8mph
S
Partly Cloudy
Humidity
34%
Feels like
65°F
Dew Point
36°F
6 AM
64°F
0%
7mph
S
Partly Cloudy
Humidity
38%
Feels like
64°F
Dew Point
38°F
6:04 AM
7 AM
66°F
0%
9mph
SSW
Partly Cloudy
Humidity
37%
Feels like
66°F
Dew Point
39°F
8 AM
70°F
0%
13mph
S
Partly Cloudy
Humidity
33%
Feels like
70°F
Dew Point
40°F
9 AM
73°F
0%
14mph
S
Partly Cloudy
Humidity
30%
Feels like
73°F
Dew Point
40°F
10 AM
76°F
0%
13mph
S
Partly Cloudy
Humidity
26%
Feels like
76°F
Dew Point
39°F
11 AM
80°F
0%
11mph
S
Mostly Sunny
Humidity
22%
Feels like
80°F
Dew Point
37°F
12 PM
83°F
0%
11mph
S
Mostly Sunny
Humidity
18%
Feels like
80°F
Dew Point
35°F
1 PM
85°F
0%
9mph
S
Mostly Sunny
Humidity
16%
Feels like
82°F
Dew Point
34°F
2 PM
87°F
0%
7mph
SSE
Sunny
Humidity
15%
Feels like
84°F
Dew Point
34°F
3 PM
89°F
0%
5mph
SE
Mostly Sunny
Humidity
14%
Feels like
85°F
Dew Point
34°F
4 PM
90°F
0%
4mph
ESE
Mostly Sunny
Humidity
14%
Feels like
86°F
Dew Point
35°F
5 PM
91°F
0%
5mph
E
Partly Cloudy
Humidity
14%
Feels like
87°F
Dew Point
35°F
6 PM
91°F
0%
6mph
E
Partly Cloudy
Humidity
14%
Feels like
87°F
Dew Point
36°F
7 PM
89°F
0%
7mph
E
Partly Cloudy
Humidity
16%
Feels like
85°F
Dew Point
37°F
8 PM
86°F
0%
7mph
E
Mostly Sunny
Humidity
18%
Feels like
83°F
Dew Point
38°F
8:36 PM
9 PM
82°F
0%
6mph
E
Clear
Humidity
22%
Feels like
80°F
Dew Point
40°F
10 PM
79°F
0%
7mph
ENE
Clear
Humidity
26%
Feels like
79°F
Dew Point
41°F
11 PM
76°F
0%
6mph
ENE
Clear
Humidity
30%
Feels like
76°F
Dew Point
42°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Tuesday's Weather Outlook

Today's 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 person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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