Hourly Weather Forecast - Unión, San Luis, AR

12 AM
74°F
0%
6mph
ENE
Clear
Humidity
33%
Feels like
74°F
Dew Point
43°F
1 AM
73°F
10%
6mph
ENE
Mostly Clear
Humidity
36%
Feels like
73°F
Dew Point
44°F
2 AM
72°F
10%
6mph
NE
Mostly Clear
Humidity
39%
Feels like
72°F
Dew Point
45°F
3 AM
71°F
10%
6mph
NE
Partly Cloudy
Humidity
41%
Feels like
71°F
Dew Point
46°F
4 AM
70°F
10%
6mph
ENE
Partly Cloudy
Humidity
44%
Feels like
70°F
Dew Point
47°F
5 AM
69°F
10%
5mph
ENE
Partly Cloudy
Humidity
46%
Feels like
69°F
Dew Point
47°F
6 AM
69°F
10%
7mph
NE
Partly Cloudy
Humidity
48%
Feels like
69°F
Dew Point
48°F
6:05 AM
7 AM
70°F
10%
6mph
NE
Partly Cloudy
Humidity
48%
Feels like
70°F
Dew Point
50°F
8 AM
73°F
20%
6mph
NE
Partly Cloudy
Humidity
46%
Feels like
73°F
Dew Point
52°F
9 AM
77°F
20%
5mph
NE
Partly Cloudy
Humidity
44%
Feels like
77°F
Dew Point
54°F
10 AM
82°F
30%
2mph
NNE
30% Chance Rain Showers
Humidity
38%
Feels like
81°F
Dew Point
54°F
11 AM
88°F
30%
4mph
NNW
30% Chance Rain Showers
Humidity
32%
Feels like
86°F
Dew Point
54°F
12 PM
92°F
40%
5mph
NW
40% Chance Rain Showers
Humidity
28%
Feels like
90°F
Dew Point
54°F
1 PM
92°F
40%
8mph
NW
40% Chance Rain Showers
Humidity
29%
Feels like
91°F
Dew Point
55°F
2 PM
92°F
40%
7mph
N
40% Chance Rain Showers
Humidity
31%
Feels like
90°F
Dew Point
57°F
3 PM
91°F
30%
9mph
NNE
30% Chance Rain Showers
Humidity
33%
Feels like
90°F
Dew Point
58°F
4 PM
91°F
40%
5mph
NE
40% Chance Rain Showers
Humidity
33%
Feels like
89°F
Dew Point
58°F
5 PM
90°F
40%
4mph
ENE
40% Chance Rain Showers
Humidity
34%
Feels like
89°F
Dew Point
58°F
6 PM
89°F
40%
8mph
ENE
40% Chance Rain Showers
Humidity
35%
Feels like
88°F
Dew Point
58°F
7 PM
86°F
50%
7mph
E
50% Chance Rain Showers
Humidity
41%
Feels like
85°F
Dew Point
59°F
8 PM
81°F
40%
7mph
E
40% Chance Rain Showers
Humidity
52%
Feels like
82°F
Dew Point
62°F
8:36 PM
9 PM
77°F
60%
12mph
S
60% Chance of Light Rain
Humidity
63%
Feels like
77°F
Dew Point
63°F
10 PM
74°F
50%
10mph
S
50% Chance of Light Rain
Humidity
69%
Feels like
74°F
Dew Point
63°F
11 PM
72°F
40%
4mph
ENE
40% Chance Rain Showers
Humidity
75%
Feels like
72°F
Dew Point
63°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.

Wednesday's Weather Outlook

Wednesday'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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