Hourly Weather Forecast - New Castle Northwest, PA

12 AM
51°F
70%
8mph
SW
70% Chance of Light Rain
Humidity
87%
Feels like
51°F
Dew Point
47°F
1 AM
51°F
60%
8mph
SW
60% Chance of Light Rain
Humidity
87%
Feels like
51°F
Dew Point
48°F
2 AM
51°F
60%
8mph
SW
60% Chance of Light Rain
Humidity
91%
Feels like
51°F
Dew Point
49°F
3 AM
51°F
60%
8mph
SW
60% Chance of Light Rain
Humidity
89%
Feels like
51°F
Dew Point
48°F
4 AM
50°F
60%
8mph
SW
60% Chance of Light Rain
Humidity
90%
Feels like
50°F
Dew Point
47°F
5 AM
50°F
60%
8mph
SW
60% Chance of Light Rain
Humidity
91%
Feels like
50°F
Dew Point
47°F
6 AM
50°F
70%
9mph
SW
70% Chance of Rain
Humidity
92%
Feels like
46°F
Dew Point
47°F
7 AM
50°F
60%
9mph
WSW
60% Chance of Light Rain
Humidity
95%
Feels like
46°F
Dew Point
48°F
7:45 AM
8 AM
51°F
60%
8mph
WSW
60% Chance of Light Rain
Humidity
95%
Feels like
51°F
Dew Point
49°F
9 AM
52°F
50%
8mph
WSW
50% Chance of Light Rain
Humidity
95%
Feels like
52°F
Dew Point
51°F
10 AM
53°F
50%
8mph
W
50% Chance of Light Rain
Humidity
91%
Feels like
53°F
Dew Point
51°F
11 AM
53°F
50%
9mph
W
50% Chance of Light Rain
Humidity
90%
Feels like
53°F
Dew Point
50°F
12 PM
53°F
40%
10mph
W
40% Chance of Light Rain
Humidity
90%
Feels like
53°F
Dew Point
50°F
1 PM
52°F
40%
10mph
W
40% Chance of Light Rain
Humidity
89%
Feels like
52°F
Dew Point
49°F
2 PM
52°F
40%
10mph
WNW
40% Chance Rain Showers
Humidity
86%
Feels like
52°F
Dew Point
48°F
3 PM
51°F
40%
10mph
WNW
40% Chance Rain Showers
Humidity
84%
Feels like
51°F
Dew Point
46°F
4 PM
50°F
40%
10mph
WNW
40% Chance Rain Showers
Humidity
85%
Feels like
50°F
Dew Point
46°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

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday'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

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