HARTSVILLE, PA 18974 Weather Forecast & Current Conditions

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WILLOW GROVE NAS, PA
Current Weather

10:56 PM EDT MAR 30, 2011
Overcast
39°F
Feels Like: 33°F
Dewpoint: 27°F
Rel. Hum.: 61%
Visibility: 10 miles
Wind: SSE at 9 mph
Pressure: 29.99 inches
Last 72 hours

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HARTSVILLE, PA 18974
Weather Forecast

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TODAY
Mostly sunny. Highs in the mid 80s. Southwest winds 5 to 10 mph.
TONIGHT
Partly cloudy. Lows in the lower 60s. South winds 5 to 10 mph.
WEDNESDAY
Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Hot. More humid with highs in the mid 80s. South winds 5 to 10 mph. Chance of rain 70 percent.
WEDNESDAY NIGHT
Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Humid with lows in the upper 60s. Southwest winds 5 to 10 mph. Chance of rain 50 percent.
THURSDAY
Mostly sunny. A chance of showers in the afternoon. Hot with highs in the lower 90s. West winds 5 to 10 mph. Chance of rain 50 percent.
THURSDAY NIGHT
A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 70s. Chance of rain 50 percent.
FRIDAY
Partly sunny. A chance of showers in the afternoon. Hot with highs in the lower 90s. Chance of rain 40 percent.
FRIDAY NIGHT
Mostly cloudy with a chance of showers. A chance of thunderstorms after midnight. Lows in the upper 60s. Chance of rain 40 percent.
SATURDAY
Mostly sunny. Hot with highs in the upper 80s.
SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s.
SUNDAY
Mostly sunny. Hot with highs in the lower 90s.
SUNDAY NIGHT
Partly cloudy. Lows in the mid 60s.
MONDAY
Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Hot with highs in the mid 80s. Chance of rain 50 percent.

Visible Weather Satellite
HARTSVILLE, PA 18974
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HARTSVILLE, PA 18974
NEXRAD Weather Radar
HARTSVILLE, PA 18974

WILLOW GROVE NAS, PA 3 hourly weather forecast

weather forecast created  5:00 PM PDT  6/ 8/2026
Tuesday
9 JUN 2026
HARTSVILLE, PA 18974 weather forecast Day 1, 0 hours 2 AM 57° 58° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSW   2 64% 45°
Low 53° HARTSVILLE, PA 18974 weather forecast Day 1, 3 hours 5 AM 54° 54° Partly Cloudy SW   1 74% 46°
High 84° HARTSVILLE, PA 18974 weather forecast Day 1, 6 hours 8 AM 61° 62° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   2 67% 50°

Partly Cloudy



HARTSVILLE, PA 18974 weather forecast Day 1, 9 hours 11 AM 74° 74° Partly Cloudy SSW   6 35% 45°
HARTSVILLE, PA 18974 weather forecast Day 1, 12 hours 2 PM 81° 80° Partly Cloudy 0%

0% Thunder
( 2% severe)
SSW   8 28% 45°
HARTSVILLE, PA 18974 weather forecast Day 1, 15 hours 5 PM 84° 82° Partly Cloudy SW   8 31% 50°
HARTSVILLE, PA 18974 weather forecast Day 1, 18 hours 8 PM 78° 79° Partly Cloudy 2%

0% Thunder
( 2% severe)
SSW   6 43% 54°
HARTSVILLE, PA 18974 weather forecast Day 1, 21 hours 11 PM 70° 70° Partly Cloudy S   5 59% 55°
Wednesday
10 JUN 2026
HARTSVILLE, PA 18974 weather forecast Day 2, 0 hours 2 AM 67° 67° Mostly Cloudy 22%
RAIN
<.01 in
0% Thunder
( 4% severe)
S   5 68% 56°
Low 62° HARTSVILLE, PA 18974 weather forecast Day 2, 3 hours 5 AM 64° 65° Mostly Cloudy S   5 78% 57°
High 86° HARTSVILLE, PA 18974 weather forecast Day 2, 6 hours 8 AM 68° 68° Mostly Cloudy 35%
RAIN
.1–.25 in
0% Thunder
( 14% severe)
S   6 84% 63°

Mostly Cloudy

Chance of Rain

HARTSVILLE, PA 18974 weather forecast Day 2, 9 hours 11 AM 76° 77° Mostly Cloudy S   8 76% 68°
HARTSVILLE, PA 18974 weather forecast Day 2, 12 hours 2 PM 82° 86° Mostly Cloudy 38%
RAIN
>2 in
0% Thunder
( 37% severe)
SSW   9 69% 71°
HARTSVILLE, PA 18974 weather forecast Day 2, 15 hours 5 PM 84° 90° Mostly Cloudy SSW   9 67% 72°
HARTSVILLE, PA 18974 weather forecast Day 2, 18 hours 8 PM 81° 85° Mostly Cloudy 43%
RAIN
>2 in
0% Thunder
( 29% severe)
SSW   5 74% 72°
HARTSVILLE, PA 18974 weather forecast Day 2, 21 hours 11 PM 76° 76° Mostly Cloudy SSW   5 87% 72°

WILLOW GROVE NAS, PA extended weather forecast

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High 0° High 0° High 0° High 0° High 0°
HARTSVILLE, PA 18974 weather forecast Day 3 HARTSVILLE, PA 18974 weather forecast Day 4 HARTSVILLE, PA 18974 weather forecast Day 5 HARTSVILLE, PA 18974 weather forecast Day 6 HARTSVILLE, PA 18974 weather forecast Day 7





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