JOHNSTOWN, PA 15915 Weather Forecast & Current Conditions

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15915 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
JOHNSTOWN, PA Current Weather
9:54 PM EDT JUN 25, 2026
Overcast 70°F
Feels Like:	70°F
Dewpoint:	57°F
Rel. Hum.:	63%
Visibility:	10 miles
Wind:	SW at 8 mph
Pressure:	30.06 inches
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

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(Automated weather data from NWS/FAA)

15915 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	JOHNSTOWN, PA 15915 Weather Forecast	Snowfall Forecast pages Snow Depth pages

OVERNIGHT
Showers likely. A chance of thunderstorms late this evening, then a slight chance of thunderstorms. Lows in the upper 50s. Southwest winds around 5 mph. Chance of rain 70 percent.

FRIDAY
Mostly cloudy. Highs in the mid 70s. West winds 5 to 10 mph with gusts up to 20 mph.

FRIDAY NIGHT
Cloudy. Showers after midnight. Lows around 60. Northwest winds around 5 mph, becoming southeast after midnight. Chance of rain 80 percent.

SATURDAY
Showers. A chance of thunderstorms in the afternoon. Humid with highs in the lower 70s. Southeast winds around 5 mph, becoming north in the afternoon. Chance of rain 90 percent.

SATURDAY NIGHT
A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 60s. Northeast winds around 5 mph. Chance of rain 40 percent.

SUNDAY
Mostly sunny. Highs in the upper 70s.

SUNDAY NIGHT
Mostly clear. Lows in the lower 60s.

MONDAY
Mostly sunny. Very warm with highs in the lower 80s.

MONDAY NIGHT
Partly cloudy. Lows in the mid 60s.

TUESDAY
Mostly sunny. Humid, hot with highs in the upper 80s.

TUESDAY NIGHT
Partly cloudy. Humid with lows in the upper 60s.

WEDNESDAY
Mostly sunny. Humid, hot with highs in the upper 80s.

WEDNESDAY NIGHT
Partly cloudy. Humid, warm with lows around 70.

15915 WEATHER SATELLITE LOOPS

Visible Weather Satellite
JOHNSTOWN, PA 15915

Infrared Weather Satellite
JOHNSTOWN, PA 15915

15915 WEATHER RADAR LOOP

NEXRAD Weather Radar
JOHNSTOWN, PA 15915

MOS COMPUTER WEATHER FORECAST

JOHNSTOWN, PA 3 hourly weather forecast

weather forecast created 7:00 AM CDT 6/25/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
25 JUN 2026

2 PM

75°

75°

Mostly Cloudy

20%
RAIN
<.01 in

0% Thunder
( 42% severe)

SW 10

48%

54°

High 76°

5 PM

75°

75°

Mostly Cloudy

SW 10

52%

56°

Mostly Cloudy

Rain Likely

8 PM

70°

70°

Mostly Cloudy

76%
RAIN
***

0% Thunder
( 37% severe)

SW 8

66%

58°

11 PM

64°

64°

Mostly Cloudy

SW 7

81%

58°

Friday
26 JUN 2026

2 AM

62°

62°

Mostly Cloudy

28%
RAIN
.01–.1 in

0% Thunder
( 7% severe)

SW 7

90%

59°

Low 60°

5 AM

61°

60°

Mostly Cloudy

SW 7

93%

59°

High 74°

8 AM

63°

63°

Mostly Cloudy

9%

0% Thunder
( 6% severe)

WSW 7

93%

61°

Mostly Cloudy

11 AM

69°

69°

Mostly Cloudy

W 9

76%

61°

2 PM

72°

72°

Mostly Cloudy

19%
RAIN
<.01 in

0% Thunder
( 20% severe)

W 9

66%

60°

5 PM

72°

72°

Mostly Cloudy

W 8

66%

60°

8 PM

69°

69°

Mostly Cloudy

64%
RAIN
***

0% Thunder
( 15% severe)

WNW 3

73%

60°

11 PM

65°

65°

Mostly Cloudy

ESE 3

84%

60°

Saturday
27 JUN 2026

2 AM

64°

65°

Mostly Cloudy

91%
RAIN
***

0% Thunder
( 22% severe)

SE 5

90%

61°

Low 61°

5 AM

63°

63°

Mostly Cloudy

SE 6

93%

61°

High 72°

8 AM

63°

63°

Mostly Cloudy

76%
RAIN
***

0% Thunder
( 21% severe)

SSE 6

97%

62°

Mostly Cloudy

Rain Likely

11 AM

66°

66°

Mostly Cloudy

SW 6

90%

63°

2 PM

68°

68°

Mostly Cloudy

66%
RAIN
1–2 in

0% Thunder
( 42% severe)

W 7

87%

64°

5 PM

70°

70°

Mostly Cloudy

NNW 6

81%

64°

8 PM

69°

69°

Mostly Cloudy

NNW 6

81%

63°


JOHNSTOWN, PA extended weather forecast
Sunday 28 JUN 2026	Monday 29 JUN 2026	Tuesday 30 JUN 2026	Wednesday 1 JUL 2026	Thursday 2 JUL 2026
Low 61°	Low 63°	Low 65°	Low 69°	Low 71°
High 78°	High 82°	High 85°	High 87°	High 86°

Overcast 28% Rain	Partly Cloudy 18% Rain	Partly Cloudy 17% Rain	Partly Cloudy 35% Rain	Partly Cloudy 46% Rain

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