Hourly Weather Forecast - Unión, San Luis, AR

12 AM
70°F
40%
7mph
ENE
40% Chance Rain Showers
Humidity
79%
Feels like
70°F
Dew Point
63°F
1 AM
69°F
40%
6mph
ENE
40% Chance Rain Showers
Humidity
80%
Feels like
69°F
Dew Point
63°F
2 AM
69°F
40%
3mph
ESE
40% Chance Rain Showers
Humidity
80%
Feels like
69°F
Dew Point
62°F
3 AM
68°F
30%
2mph
S
30% Chance Rain Showers
Humidity
81%
Feels like
68°F
Dew Point
62°F
4 AM
67°F
20%
3mph
S
Partly Cloudy
Humidity
85%
Feels like
67°F
Dew Point
63°F
5 AM
67°F
20%
6mph
S
Partly Cloudy
Humidity
85%
Feels like
67°F
Dew Point
62°F
6 AM
66°F
20%
6mph
S
Partly Cloudy
Humidity
80%
Feels like
66°F
Dew Point
60°F
6:05 AM
7 AM
67°F
10%
7mph
SSE
Partly Cloudy
Humidity
75%
Feels like
67°F
Dew Point
59°F
8 AM
70°F
10%
9mph
SSE
Partly Cloudy
Humidity
71%
Feels like
70°F
Dew Point
60°F
9 AM
72°F
10%
11mph
SSE
Partly Cloudy
Humidity
65%
Feels like
72°F
Dew Point
60°F
10 AM
75°F
10%
12mph
SSE
Partly Cloudy
Humidity
58%
Feels like
75°F
Dew Point
59°F
11 AM
78°F
0%
12mph
SSE
Partly Cloudy
Humidity
50%
Feels like
78°F
Dew Point
58°F
12 PM
81°F
0%
12mph
SE
Partly Cloudy
Humidity
44%
Feels like
81°F
Dew Point
57°F
1 PM
84°F
10%
10mph
SE
Partly Cloudy
Humidity
39%
Feels like
83°F
Dew Point
56°F
2 PM
86°F
10%
8mph
SE
Partly Cloudy
Humidity
36%
Feels like
85°F
Dew Point
56°F
3 PM
88°F
10%
7mph
ESE
Partly Cloudy
Humidity
33%
Feels like
86°F
Dew Point
55°F
4 PM
89°F
10%
7mph
ESE
Partly Cloudy
Humidity
31%
Feels like
87°F
Dew Point
55°F
5 PM
90°F
10%
7mph
E
Mostly Sunny
Humidity
30%
Feels like
87°F
Dew Point
54°F
6 PM
89°F
10%
7mph
E
Mostly Sunny
Humidity
30%
Feels like
87°F
Dew Point
54°F
7 PM
88°F
20%
5mph
E
Mostly Sunny
Humidity
31%
Feels like
86°F
Dew Point
54°F
8 PM
85°F
10%
3mph
E
Mostly Sunny
Humidity
35%
Feels like
84°F
Dew Point
55°F
8:37 PM
9 PM
82°F
30%
2mph
E
30% Chance Rain Showers
Humidity
40%
Feels like
82°F
Dew Point
56°F
10 PM
78°F
30%
2mph
ESE
30% Chance Rain Showers
Humidity
48%
Feels like
78°F
Dew Point
57°F
11 PM
73°F
30%
4mph
SSE
30% Chance Rain Showers
Humidity
58%
Feels like
73°F
Dew Point
58°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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