Hourly Weather Forecast - Mammoth Cave, KY

12 AM
33°F
0%
3mph
E
Clear
Humidity
61%
Feels like
33°F
Dew Point
21°F
1 AM
33°F
0%
3mph
E
Clear
Humidity
61%
Feels like
30°F
Dew Point
21°F
2 AM
33°F
0%
3mph
E
Clear
Humidity
60%
Feels like
30°F
Dew Point
21°F
3 AM
33°F
0%
4mph
E
Clear
Humidity
59%
Feels like
30°F
Dew Point
20°F
4 AM
33°F
0%
4mph
ESE
Mostly Clear
Humidity
57%
Feels like
30°F
Dew Point
20°F
5 AM
33°F
10%
4mph
ESE
Mostly Clear
Humidity
57%
Feels like
30°F
Dew Point
20°F
6 AM
34°F
0%
4mph
ESE
Partly Cloudy
Humidity
56%
Feels like
30°F
Dew Point
20°F
6:55 AM
7 AM
36°F
0%
4mph
SE
Partly Cloudy
Humidity
53%
Feels like
32°F
Dew Point
20°F
8 AM
39°F
0%
4mph
SE
Mostly Cloudy
Humidity
48%
Feels like
36°F
Dew Point
21°F
9 AM
43°F
0%
5mph
SE
Mostly Cloudy
Humidity
43%
Feels like
40°F
Dew Point
22°F
10 AM
47°F
0%
5mph
SSE
Partly Cloudy
Humidity
41%
Feels like
45°F
Dew Point
25°F
11 AM
51°F
0%
6mph
S
Partly Cloudy
Humidity
42%
Feels like
51°F
Dew Point
29°F
12 PM
53°F
0%
8mph
S
Mostly Cloudy
Humidity
44%
Feels like
53°F
Dew Point
32°F
1 PM
54°F
10%
8mph
S
Cloudy
Humidity
46%
Feels like
54°F
Dew Point
33°F
2 PM
54°F
10%
7mph
S
Mostly Cloudy
Humidity
48%
Feels like
54°F
Dew Point
34°F
3 PM
53°F
20%
8mph
S
Mostly Cloudy
Humidity
51%
Feels like
53°F
Dew Point
35°F
4 PM
52°F
20%
8mph
S
Cloudy
Humidity
55%
Feels like
52°F
Dew Point
36°F
4:31 PM
5 PM
51°F
20%
8mph
S
Cloudy
Humidity
58%
Feels like
51°F
Dew Point
37°F
6 PM
50°F
20%
8mph
S
Cloudy
Humidity
61%
Feels like
50°F
Dew Point
37°F
7 PM
50°F
20%
9mph
S
Mostly Cloudy
Humidity
62%
Feels like
50°F
Dew Point
38°F
8 PM
51°F
20%
9mph
S
Mostly Cloudy
Humidity
63%
Feels like
51°F
Dew Point
38°F
9 PM
51°F
20%
10mph
S
Mostly Cloudy
Humidity
64%
Feels like
51°F
Dew Point
39°F
10 PM
51°F
30%
10mph
SSW
30% Chance Rain Showers
Humidity
66%
Feels like
51°F
Dew Point
40°F
11 PM
51°F
40%
10mph
SSW
40% Chance Rain Showers
Humidity
70%
Feels like
51°F
Dew Point
41°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California through Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Today's Weather Outlook

Today's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide