Hourly Weather Forecast - Río Blanco, San Marcos, GT

12 AM
51°F
0%
3mph
SSE
Partly Cloudy
Humidity
85%
Feels like
51°F
Dew Point
47°F
1 AM
50°F
0%
2mph
SSE
Partly Cloudy
Humidity
86%
Feels like
50°F
Dew Point
46°F
2 AM
50°F
0%
3mph
SSE
Partly Cloudy
Humidity
89%
Feels like
50°F
Dew Point
46°F
3 AM
49°F
0%
3mph
SSE
Partly Cloudy
Humidity
91%
Feels like
49°F
Dew Point
46°F
4 AM
49°F
0%
3mph
SSE
Partly Cloudy
Humidity
93%
Feels like
49°F
Dew Point
46°F
5 AM
47°F
0%
3mph
SSE
Partly Cloudy
Humidity
96%
Feels like
47°F
Dew Point
46°F
6 AM
47°F
0%
3mph
SSE
Foggy
Humidity
99%
Feels like
45°F
Dew Point
46°F
6:22 AM
7 AM
49°F
0%
3mph
SSE
Partly Cloudy
Humidity
95%
Feels like
48°F
Dew Point
47°F
8 AM
54°F
0%
5mph
E
Partly Cloudy
Humidity
83%
Feels like
54°F
Dew Point
49°F
9 AM
59°F
0%
9mph
ENE
Mostly Cloudy
Humidity
69%
Feels like
59°F
Dew Point
49°F
10 AM
63°F
10%
11mph
E
Partly Cloudy
Humidity
60%
Feels like
63°F
Dew Point
49°F
11 AM
66°F
10%
13mph
ENE
Partly Cloudy
Humidity
53%
Feels like
66°F
Dew Point
49°F
12 PM
68°F
10%
14mph
ENE
Partly Cloudy
Humidity
50%
Feels like
68°F
Dew Point
49°F
1 PM
69°F
20%
15mph
ENE
Partly Cloudy
Humidity
49%
Feels like
69°F
Dew Point
49°F
2 PM
69°F
20%
15mph
ENE
Partly Cloudy
Humidity
50%
Feels like
69°F
Dew Point
49°F
3 PM
68°F
20%
14mph
E
Partly Cloudy
Humidity
51%
Feels like
68°F
Dew Point
49°F
4 PM
65°F
20%
13mph
E
Partly Cloudy
Humidity
55%
Feels like
65°F
Dew Point
49°F
5 PM
63°F
20%
12mph
E
Partly Cloudy
Humidity
59%
Feels like
63°F
Dew Point
48°F
5:37 PM
6 PM
59°F
10%
8mph
E
Partly Cloudy
Humidity
67%
Feels like
59°F
Dew Point
48°F
7 PM
56°F
10%
7mph
E
Partly Cloudy
Humidity
75%
Feels like
56°F
Dew Point
48°F
8 PM
54°F
10%
6mph
E
Partly Cloudy
Humidity
82%
Feels like
54°F
Dew Point
49°F
9 PM
53°F
10%
6mph
E
Partly Cloudy
Humidity
87%
Feels like
53°F
Dew Point
49°F
10 PM
52°F
0%
5mph
E
Partly Cloudy
Humidity
90%
Feels like
52°F
Dew Point
49°F
11 PM
51°F
0%
4mph
E
Partly Cloudy
Humidity
91%
Feels like
51°F
Dew Point
49°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide