Hourly Weather Forecast - Sierra Grande, Rio Negro, AR

12 AM
62°F
0%
4mph
SSW
Partly Cloudy
Humidity
55%
Feels like
62°F
Dew Point
46°F
1 AM
62°F
0%
5mph
WSW
Partly Cloudy
Humidity
56%
Feels like
62°F
Dew Point
46°F
2 AM
61°F
0%
5mph
SW
Partly Cloudy
Humidity
57%
Feels like
61°F
Dew Point
45°F
3 AM
60°F
0%
6mph
SW
Partly Cloudy
Humidity
57%
Feels like
60°F
Dew Point
45°F
4 AM
60°F
0%
8mph
SW
Partly Cloudy
Humidity
55%
Feels like
60°F
Dew Point
44°F
5 AM
60°F
0%
9mph
SW
Partly Cloudy
Humidity
53%
Feels like
60°F
Dew Point
43°F
5:43 AM
6 AM
60°F
0%
9mph
SW
Partly Cloudy
Humidity
53%
Feels like
60°F
Dew Point
43°F
7 AM
64°F
0%
11mph
SW
Partly Cloudy
Humidity
46%
Feels like
64°F
Dew Point
42°F
8 AM
68°F
0%
14mph
SW
Mostly Sunny
Humidity
37%
Feels like
68°F
Dew Point
41°F
9 AM
72°F
0%
14mph
SW
Mostly Sunny
Humidity
32%
Feels like
72°F
Dew Point
40°F
10 AM
74°F
0%
12mph
SW
Mostly Sunny
Humidity
29%
Feels like
74°F
Dew Point
40°F
11 AM
77°F
0%
9mph
W
Mostly Sunny
Humidity
27%
Feels like
77°F
Dew Point
40°F
12 PM
80°F
0%
5mph
WNW
Mostly Sunny
Humidity
24%
Feels like
80°F
Dew Point
40°F
1 PM
81°F
0%
6mph
NW
Partly Cloudy
Humidity
22%
Feels like
79°F
Dew Point
39°F
2 PM
82°F
0%
7mph
NNW
Partly Cloudy
Humidity
20%
Feels like
80°F
Dew Point
38°F
3 PM
83°F
0%
12mph
N
Mostly Cloudy
Humidity
19%
Feels like
81°F
Dew Point
37°F
4 PM
83°F
0%
15mph
N
Mostly Cloudy
Humidity
21%
Feels like
81°F
Dew Point
39°F
5 PM
82°F
0%
12mph
NNW
Mostly Cloudy
Humidity
23%
Feels like
80°F
Dew Point
40°F
6 PM
82°F
10%
11mph
NW
Partly Cloudy
Humidity
24%
Feels like
80°F
Dew Point
42°F
7 PM
80°F
10%
9mph
NW
Partly Cloudy
Humidity
26%
Feels like
79°F
Dew Point
42°F
8 PM
78°F
0%
5mph
WNW
Mostly Sunny
Humidity
28%
Feels like
78°F
Dew Point
42°F
8:54 PM
9 PM
75°F
0%
4mph
WNW
Clear
Humidity
31%
Feels like
75°F
Dew Point
43°F
10 PM
71°F
0%
2mph
WNW
Mostly Clear
Humidity
37%
Feels like
71°F
Dew Point
44°F
11 PM
69°F
0%
3mph
WNW
Partly Cloudy
Humidity
42%
Feels like
69°F
Dew Point
45°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

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