Hourly Weather Forecast - Alca, Arequipa, PE

12 AM
42°F
20%
2mph
N
Cloudy
Humidity
56%
Feels like
42°F
Dew Point
27°F
1 AM
41°F
20%
2mph
NNW
Cloudy
Humidity
55%
Feels like
41°F
Dew Point
26°F
2 AM
40°F
20%
2mph
NNW
Cloudy
Humidity
54%
Feels like
40°F
Dew Point
25°F
3 AM
39°F
20%
2mph
NNW
Mostly Clear
Humidity
51%
Feels like
39°F
Dew Point
23°F
4 AM
38°F
20%
2mph
NNW
Clear
Humidity
51%
Feels like
38°F
Dew Point
21°F
5 AM
37°F
20%
3mph
N
Clear
Humidity
55%
Feels like
34°F
Dew Point
22°F
5:17 AM
6 AM
39°F
10%
4mph
N
Sunny
Humidity
55%
Feels like
36°F
Dew Point
24°F
7 AM
46°F
10%
4mph
N
Sunny
Humidity
41%
Feels like
44°F
Dew Point
23°F
8 AM
51°F
10%
2mph
NNE
Sunny
Humidity
24%
Feels like
51°F
Dew Point
15°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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