Hourly Weather Forecast - El Tumbador, San Marcos, GT

6 AM
64°F
0%
3mph
NE
Mostly Clear
Humidity
61%
Feels like
64°F
Dew Point
50°F
6:24 AM
7 AM
65°F
0%
2mph
NE
Mostly Sunny
Humidity
63%
Feels like
65°F
Dew Point
53°F
8 AM
69°F
0%
2mph
NE
Mostly Sunny
Humidity
66%
Feels like
69°F
Dew Point
58°F
9 AM
73°F
0%
3mph
WSW
Mostly Sunny
Humidity
67%
Feels like
73°F
Dew Point
61°F
10 AM
75°F
0%
4mph
WSW
Mostly Sunny
Humidity
68%
Feels like
75°F
Dew Point
64°F
11 AM
76°F
10%
6mph
WSW
Partly Cloudy
Humidity
68%
Feels like
76°F
Dew Point
64°F
12 PM
76°F
50%
6mph
WSW
50% Chance Rain Showers
Humidity
68%
Feels like
76°F
Dew Point
65°F
1 PM
75°F
60%
6mph
WSW
60% Chance of Storms
Humidity
72%
Feels like
75°F
Dew Point
65°F
2 PM
74°F
80%
5mph
WSW
80% Chance of Storms
Humidity
75%
Feels like
74°F
Dew Point
66°F
3 PM
73°F
80%
5mph
SW
80% Chance of Storms
Humidity
79%
Feels like
73°F
Dew Point
66°F
4 PM
72°F
70%
4mph
WSW
70% Chance of Storms
Humidity
84%
Feels like
72°F
Dew Point
67°F
5 PM
71°F
50%
3mph
SW
50% Chance Rain Showers
Humidity
88%
Feels like
71°F
Dew Point
67°F
5:40 PM
6 PM
69°F
50%
0mph
ENE
50% Chance Rain Showers
Humidity
92%
Feels like
69°F
Dew Point
67°F
7 PM
68°F
50%
1mph
ENE
50% Chance Rain Showers
Humidity
88%
Feels like
68°F
Dew Point
65°F
8 PM
67°F
20%
2mph
E
Partly Cloudy
Humidity
82%
Feels like
67°F
Dew Point
62°F
9 PM
66°F
20%
2mph
ENE
Partly Cloudy
Humidity
80%
Feels like
66°F
Dew Point
60°F
10 PM
66°F
20%
1mph
ENE
Partly Cloudy
Humidity
77%
Feels like
66°F
Dew Point
58°F
11 PM
65°F
20%
3mph
NE
Partly Cloudy
Humidity
74%
Feels like
65°F
Dew Point
56°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

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

Cold Air Damming - Cause And Effects

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