Hourly Weather Forecast - Merlo, San Luis, AR

3 PM
82°F
0%
7mph
NW
Partly Cloudy
Humidity
29%
Feels like
80°F
Dew Point
46°F
4 PM
82°F
0%
7mph
NW
Partly Cloudy
Humidity
27%
Feels like
80°F
Dew Point
45°F
5 PM
82°F
0%
7mph
NW
Mostly Sunny
Humidity
27%
Feels like
80°F
Dew Point
45°F
6 PM
80°F
0%
6mph
NNW
Mostly Sunny
Humidity
29%
Feels like
79°F
Dew Point
45°F
7 PM
77°F
0%
6mph
NNW
Mostly Sunny
Humidity
35%
Feels like
77°F
Dew Point
47°F
8 PM
74°F
0%
7mph
NNE
Mostly Sunny
Humidity
43%
Feels like
74°F
Dew Point
50°F
8:23 PM
9 PM
70°F
0%
10mph
NE
Clear
Humidity
50%
Feels like
70°F
Dew Point
50°F
10 PM
67°F
0%
10mph
ENE
Clear
Humidity
57%
Feels like
67°F
Dew Point
51°F
11 PM
65°F
0%
9mph
ENE
Mostly Clear
Humidity
63%
Feels like
65°F
Dew Point
53°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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