Hourly Weather Forecast - Grassflat, PA

12 AM
36°F
40%
7mph
NNW
40% Chance of Flurries
Humidity
91%
Feels like
31°F
Dew Point
34°F
1 AM
36°F
40%
6mph
NNW
40% Chance of Flurries
Humidity
90%
Feels like
30°F
Dew Point
33°F
2 AM
35°F
40%
6mph
NNW
40% Chance of Flurries
Humidity
91%
Feels like
30°F
Dew Point
33°F
3 AM
34°F
30%
6mph
N
30% Chance of Flurries
Humidity
91%
Feels like
29°F
Dew Point
32°F
4 AM
34°F
30%
5mph
N
30% Chance of Flurries
Humidity
92%
Feels like
29°F
Dew Point
31°F
5 AM
33°F
30%
2mph
N
30% Chance of Flurries
Humidity
92%
Feels like
33°F
Dew Point
31°F
6 AM
33°F
30%
1mph
SSE
30% Chance of Flurries
Humidity
93%
Feels like
33°F
Dew Point
31°F
7 AM
33°F
30%
4mph
S
30% Chance of Flurries
Humidity
92%
Feels like
30°F
Dew Point
31°F
7:36 AM
8 AM
34°F
30%
4mph
S
30% Chance of Flurries
Humidity
89%
Feels like
29°F
Dew Point
31°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

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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

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