HARLEYSVILLE, PA 19438 Weather Forecast & Current Conditions

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19438 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
POTTSTOWN, PA Current Weather
10:54 PM EDT JUN 21, 2026
Clear 66°F
Feels Like:	66°F
Dewpoint:	57°F
Rel. Hum.:	73%
Visibility:
Wind:	Calm
Pressure:	30.00 inches
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

19438 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	HARLEYSVILLE, PA 19438 Weather Forecast	Snowfall Forecast pages Snow Depth pages

OVERNIGHT
Mostly cloudy. Lows around 60. Northwest winds around 5 mph, becoming northeast around 5 mph.

MONDAY
Cloudy. A slight chance of showers and thunderstorms in the morning, then showers likely with scattered thunderstorms in the afternoon. Some thunderstorms may produce damaging winds in the afternoon. Locally heavy rainfall possible in the afternoon. Highs around 80. East winds 5 to 10 mph, becoming southeast 10 to 15 mph in the afternoon. Chance of rain 70 percent.

MONDAY NIGHT
Showers and scattered thunderstorms in the evening, then showers with a chance of thunderstorms after midnight. Some thunderstorms may produce damaging winds in the evening. Locally heavy rainfall possible in the evening. Humid with lows in the lower 60s. South winds 5 to 10 mph with gusts up to 20 mph, becoming west after midnight. Chance of rain near 100 percent.

TUESDAY
Partly sunny with a 40 percent chance of showers. Highs around 80. Northwest winds 5 to 10 mph.

TUESDAY NIGHT
Mostly clear. Lows in the upper 50s. Northwest winds around 5 mph.

WEDNESDAY
Sunny. Highs in the lower 80s.

WEDNESDAY NIGHT
Mostly clear. Lows in the upper 50s.

THURSDAY
Mostly sunny. A chance of showers in the afternoon. Hot with highs in the mid 80s. Chance of rain 30 percent.

THURSDAY NIGHT
Showers likely with a chance of thunderstorms. Lows in the lower 60s. Chance of rain 60 percent.

FRIDAY
Partly sunny with a chance of thunderstorms. Showers likely, mainly in the morning. Hot with highs in the mid 80s. Chance of rain 60 percent.

FRIDAY NIGHT
A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 50 percent.

SATURDAY
Mostly sunny. Hot with highs in the mid 80s.

SATURDAY NIGHT
Partly cloudy. Lows in the lower 60s.

19438 WEATHER SATELLITE LOOPS

Visible Weather Satellite
HARLEYSVILLE, PA 19438

Infrared Weather Satellite
HARLEYSVILLE, PA 19438

19438 WEATHER RADAR LOOP

NEXRAD Weather Radar
HARLEYSVILLE, PA 19438

MOS COMPUTER WEATHER FORECAST

POTTSTOWN, PA 3 hourly weather forecast

weather forecast created 5:00 AM PDT 6/21/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Sunday
21 JUN 2026

2 PM

81°

80°

Partly Cloudy

0%

0% Thunder
( 6% severe)

WNW 8

38%

53°

High 83°

5 PM

82°

81°

Partly Cloudy

WNW 7

35%

52°

Partly Cloudy

8 PM

77°

78°

Partly Cloudy

1%

0% Thunder
( 3% severe)

CALM

45%

54°

11 PM

67°

67°

Partly Cloudy

CALM

63%

54°

Monday
22 JUN 2026

2 AM

64°

66°

Mostly Cloudy

11%
RAIN
<.01 in

0% Thunder
( 1% severe)

CALM

73%

55°

Low 60°

5 AM

63°

64°

Mostly Cloudy

CALM

75%

55°

High 81°

8 AM

68°

68°

Mostly Cloudy

50%
RAIN
***

0% Thunder
( 18% severe)

E 2

68%

57°

Mostly Cloudy

Rain Likely

11 AM

75°

75°

Mostly Cloudy

SE 8

62%

61°

2 PM

78°

80°

Mostly Cloudy

84%
RAIN
***

0% Thunder
( 49% severe)

S 8

67%

66°

5 PM

77°

79°

Mostly Cloudy

SSW 6

74%

68°

8 PM

74°

74°

Mostly Cloudy

75%
RAIN
***

0% Thunder
( 43% severe)

S 5

82%

68°

11 PM

68°

68°

Mostly Cloudy

S 1

100%

68°

Tuesday
23 JUN 2026

2 AM

68°

68°

Mostly Cloudy

40%
RAIN
.5–1 in

0% Thunder
( 11% severe)

CALM

97%

67°

Low 63°

5 AM

66°

66°

Mostly Cloudy

NW 2

100%

66°

High 80°

8 AM

68°

68°

Mostly Cloudy

17%
RAIN
.01–.1 in

0% Thunder
( 6% severe)

NNW 5

93%

66°

Mostly Cloudy

11 AM

74°

74°

Mostly Cloudy

NNW 7

71%

64°

2 PM

78°

80°

Partly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 5% severe)

NNW 8

60%

63°

5 PM

79°

80°

Mostly Cloudy

NNW 8

52%

60°

8 PM

74°

74°

Partly Cloudy

NNW 6

59%

59°


POTTSTOWN, PA extended weather forecast
Wednesday 24 JUN 2026	Thursday 25 JUN 2026	Friday 26 JUN 2026	Saturday 27 JUN 2026	Sunday 28 JUN 2026
Low 56°	Low 58°	Low 62°	Low 66°	Low 62°
High 81°	High 83°	High 80°	High 81°	High 82°

Clear 9% Rain	Mostly Cloudy 27% Rain	Overcast 64% Rain	Overcast 54% Rain	Partly Cloudy 42% Rain

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