Hourly Weather Forecast - Mount Joy, PA

12 AM
43°F
30%
2mph
S
30% Chance of Light Rain
Humidity
97%
Feels like
43°F
Dew Point
42°F
1 AM
44°F
30%
2mph
SSW
30% Chance Rain Showers
Humidity
96%
Feels like
44°F
Dew Point
42°F
2 AM
44°F
30%
2mph
SSW
30% Chance Rain Showers
Humidity
94%
Feels like
44°F
Dew Point
43°F
3 AM
44°F
20%
2mph
SSW
Partly Cloudy
Humidity
94%
Feels like
44°F
Dew Point
43°F
4 AM
45°F
20%
2mph
SSW
Partly Cloudy
Humidity
94%
Feels like
45°F
Dew Point
43°F
5 AM
45°F
20%
2mph
SW
Partly Cloudy
Humidity
94%
Feels like
45°F
Dew Point
43°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

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

NOAA, NCDC

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Weekend Weather Outlook

Weekend 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

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