Hourly Weather Forecast - Merlo, San Luis, AR

12 AM
72°F
0%
9mph
ENE
Clear
Humidity
43%
Feels like
72°F
Dew Point
49°F
1 AM
70°F
0%
7mph
ENE
Clear
Humidity
46%
Feels like
70°F
Dew Point
49°F
2 AM
68°F
0%
5mph
ENE
Clear
Humidity
51%
Feels like
68°F
Dew Point
50°F
3 AM
67°F
0%
5mph
ENE
Clear
Humidity
56%
Feels like
67°F
Dew Point
50°F
4 AM
65°F
0%
5mph
ENE
Clear
Humidity
59%
Feels like
65°F
Dew Point
50°F
5 AM
64°F
0%
5mph
ENE
Clear
Humidity
61%
Feels like
64°F
Dew Point
50°F
6 AM
64°F
0%
5mph
ENE
Clear
Humidity
61%
Feels like
64°F
Dew Point
51°F
6:08 AM
7 AM
68°F
0%
5mph
ENE
Sunny
Humidity
57%
Feels like
68°F
Dew Point
52°F
8 AM
72°F
0%
3mph
NNE
Sunny
Humidity
52%
Feels like
72°F
Dew Point
54°F
9 AM
77°F
0%
6mph
NW
Sunny
Humidity
47%
Feels like
77°F
Dew Point
55°F
10 AM
80°F
0%
9mph
NW
Mostly Sunny
Humidity
43%
Feels like
80°F
Dew Point
55°F
11 AM
82°F
0%
10mph
NW
Mostly Sunny
Humidity
39%
Feels like
82°F
Dew Point
55°F
12 PM
84°F
0%
11mph
NW
Partly Cloudy
Humidity
37%
Feels like
83°F
Dew Point
55°F
1 PM
87°F
0%
12mph
NW
Partly Cloudy
Humidity
35%
Feels like
85°F
Dew Point
56°F
2 PM
88°F
0%
11mph
NW
Partly Cloudy
Humidity
34%
Feels like
87°F
Dew Point
56°F
3 PM
90°F
30%
11mph
NNW
30% Chance Rain Showers
Humidity
33%
Feels like
88°F
Dew Point
57°F
4 PM
91°F
30%
11mph
NNW
30% Chance Rain Showers
Humidity
30%
Feels like
89°F
Dew Point
55°F
5 PM
91°F
30%
10mph
NNW
30% Chance Rain Showers
Humidity
27%
Feels like
88°F
Dew Point
52°F
6 PM
90°F
30%
9mph
N
30% Chance Rain Showers
Humidity
27%
Feels like
87°F
Dew Point
51°F
7 PM
87°F
30%
9mph
NNE
30% Chance Rain Showers
Humidity
32%
Feels like
85°F
Dew Point
54°F
8 PM
83°F
10%
11mph
NE
Partly Cloudy
Humidity
41%
Feels like
82°F
Dew Point
57°F
8:25 PM
9 PM
80°F
20%
14mph
ENE
Mostly Clear
Humidity
50%
Feels like
80°F
Dew Point
59°F
10 PM
78°F
20%
13mph
ENE
Mostly Clear
Humidity
54%
Feels like
78°F
Dew Point
60°F
11 PM
77°F
30%
11mph
ENE
30% Chance Rain Showers
Humidity
57%
Feels like
77°F
Dew Point
60°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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