Hourly Weather Forecast - Merlo, San Luis, AR

3 AM
64°F
0%
3mph
NE
Clear
Humidity
49%
Feels like
64°F
Dew Point
45°F
4 AM
64°F
0%
3mph
ENE
Clear
Humidity
48%
Feels like
64°F
Dew Point
44°F
5 AM
64°F
0%
3mph
ESE
Clear
Humidity
47%
Feels like
64°F
Dew Point
44°F
6 AM
65°F
0%
3mph
SE
Clear
Humidity
45%
Feels like
65°F
Dew Point
44°F
6:08 AM
7 AM
68°F
0%
4mph
SE
Sunny
Humidity
43%
Feels like
68°F
Dew Point
45°F
8 AM
73°F
0%
3mph
SSE
Sunny
Humidity
39%
Feels like
73°F
Dew Point
46°F
9 AM
76°F
0%
5mph
SSW
Sunny
Humidity
36%
Feels like
76°F
Dew Point
47°F
10 AM
79°F
0%
6mph
SW
Sunny
Humidity
34%
Feels like
79°F
Dew Point
48°F
11 AM
81°F
0%
5mph
SW
Sunny
Humidity
32%
Feels like
80°F
Dew Point
48°F
12 PM
83°F
0%
7mph
WSW
Sunny
Humidity
30%
Feels like
82°F
Dew Point
49°F
1 PM
86°F
0%
6mph
WSW
Sunny
Humidity
28%
Feels like
83°F
Dew Point
49°F
2 PM
88°F
0%
4mph
WSW
Mostly Sunny
Humidity
27%
Feels like
85°F
Dew Point
49°F
3 PM
89°F
0%
1mph
W
Partly Cloudy
Humidity
26%
Feels like
86°F
Dew Point
49°F
4 PM
90°F
0%
6mph
NNE
Mostly Sunny
Humidity
25%
Feels like
87°F
Dew Point
49°F
5 PM
90°F
0%
10mph
ENE
Mostly Sunny
Humidity
25%
Feels like
87°F
Dew Point
49°F
6 PM
88°F
0%
12mph
ENE
Sunny
Humidity
25%
Feels like
85°F
Dew Point
48°F
7 PM
85°F
0%
12mph
ENE
Sunny
Humidity
27%
Feels like
83°F
Dew Point
47°F
8 PM
81°F
0%
12mph
ENE
Mostly Sunny
Humidity
30%
Feels like
80°F
Dew Point
47°F
8:24 PM
9 PM
77°F
0%
13mph
ENE
Clear
Humidity
34%
Feels like
77°F
Dew Point
46°F
10 PM
74°F
0%
13mph
ENE
Clear
Humidity
39%
Feels like
74°F
Dew Point
47°F
11 PM
71°F
0%
12mph
ENE
Clear
Humidity
47%
Feels like
71°F
Dew Point
50°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday'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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide