Hourly Weather Forecast - Merlo, San Luis, AR

12 AM
64°F
0%
7mph
NNE
Clear
Humidity
68%
Feels like
64°F
Dew Point
53°F
1 AM
63°F
0%
6mph
N
Clear
Humidity
70%
Feels like
63°F
Dew Point
53°F
2 AM
62°F
0%
5mph
NNE
Clear
Humidity
70%
Feels like
62°F
Dew Point
52°F
3 AM
61°F
0%
5mph
NE
Clear
Humidity
69%
Feels like
61°F
Dew Point
51°F
4 AM
60°F
0%
4mph
NE
Clear
Humidity
67%
Feels like
60°F
Dew Point
49°F
5 AM
60°F
0%
3mph
NNE
Clear
Humidity
61%
Feels like
60°F
Dew Point
46°F
6 AM
61°F
0%
3mph
NNE
Clear
Humidity
53%
Feels like
61°F
Dew Point
44°F
6:08 AM
7 AM
64°F
0%
3mph
NE
Sunny
Humidity
48%
Feels like
64°F
Dew Point
44°F
8 AM
69°F
0%
2mph
NNE
Sunny
Humidity
43%
Feels like
69°F
Dew Point
45°F
9 AM
73°F
0%
5mph
NNW
Sunny
Humidity
39%
Feels like
73°F
Dew Point
46°F
10 AM
76°F
0%
9mph
NW
Sunny
Humidity
37%
Feels like
76°F
Dew Point
48°F
11 AM
79°F
0%
12mph
NNW
Sunny
Humidity
35%
Feels like
79°F
Dew Point
48°F
12 PM
81°F
0%
15mph
NNW
Sunny
Humidity
32%
Feels like
80°F
Dew Point
48°F
1 PM
84°F
0%
16mph
NNW
Sunny
Humidity
28%
Feels like
82°F
Dew Point
47°F
2 PM
86°F
0%
16mph
NNW
Sunny
Humidity
25%
Feels like
83°F
Dew Point
46°F
3 PM
87°F
0%
15mph
NNW
Sunny
Humidity
23%
Feels like
84°F
Dew Point
45°F
4 PM
87°F
0%
13mph
NNW
Sunny
Humidity
22%
Feels like
84°F
Dew Point
44°F
5 PM
87°F
0%
11mph
NNW
Sunny
Humidity
22%
Feels like
84°F
Dew Point
44°F
6 PM
85°F
0%
9mph
NNW
Sunny
Humidity
23%
Feels like
82°F
Dew Point
44°F
7 PM
82°F
0%
7mph
NNW
Sunny
Humidity
27%
Feels like
80°F
Dew Point
45°F
8 PM
78°F
0%
4mph
N
Sunny
Humidity
33%
Feels like
78°F
Dew Point
47°F
8:24 PM
9 PM
74°F
0%
3mph
NNE
Clear
Humidity
39%
Feels like
74°F
Dew Point
48°F
10 PM
71°F
0%
4mph
NNE
Clear
Humidity
44%
Feels like
71°F
Dew Point
48°F
11 PM
69°F
0%
3mph
NNE
Clear
Humidity
47%
Feels like
69°F
Dew Point
48°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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