JOHNSTOWN, PA 15915 Weather Forecast & Current Conditions
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  15915 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

JOHNSTOWN, PA
Current Weather
1:54 AM EDT JUL 8, 2026
Fog
66°F
Feels Like: 66°F
Dewpoint: 66°F
Rel. Hum.: 100%
Visibility: 1/2 miles
Wind: Calm
Pressure: 30.10 inches
Last 72 hours

Local Area Snow Depth

Pennsylvania Current Weather

Pennsylvania MOS Forecast Weather


Weather Map

(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
REST OF TONIGHT
Mostly cloudy with a 20 percent chance of showers. Patchy fog. Near steady temperature in the mid 60s. Southeast winds around 5 mph.
WEDNESDAY
Patchy fog in the morning. Mostly cloudy with a slight chance of showers in the morning, then partly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. Southeast winds around 5 mph. Chance of rain 40 percent.
WEDNESDAY NIGHT
Mostly cloudy. A chance of showers after midnight. Humid with lows in the mid 60s. South winds around 5 mph. Chance of rain 40 percent.
THURSDAY
Showers likely. A chance of thunderstorms in the afternoon. Humid with highs around 80. Southwest winds 5 to 10 mph. Chance of rain 70 percent.
THURSDAY NIGHT
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening. Humid with lows in the mid 60s. West winds 5 to 10 mph. Chance of rain 70 percent.
FRIDAY
Showers likely in the morning, then showers with a chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. Chance of rain 90 percent.
FRIDAY NIGHT
Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Humid with lows in the lower 60s. Chance of rain 90 percent.
SATURDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. A chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. Chance of rain 50 percent.
SATURDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows around 60. Chance of rain 50 percent.
SUNDAY
Mostly sunny. A chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 30 percent.
SUNDAY NIGHT
Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Lows in the lower 60s. Chance of rain 30 percent.
MONDAY
Mostly sunny. Highs in the upper 70s.
MONDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 60s.

  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 PM CDT  7/ 7/2026
Wednesday
8 JUL 2026		 JOHNSTOWN, PA 15915 weather forecast Day 1, 0 hours 2 AM 67° 67° Mostly Cloudy 9%

 0% Thunder
( 6% severe)		 ESE   3 97% 66°
Low 66° JOHNSTOWN, PA 15915 weather forecast Day 1, 3 hours 5 AM 67° 67° Mostly Cloudy SE   3 97% 66°
High 78° JOHNSTOWN, PA 15915 weather forecast Day 1, 6 hours 8 AM 68° 68° Mostly Cloudy 32%
RAIN
.5–1 in		 0% Thunder
( 12% severe)		 SSE   5 97% 67°

Mostly Cloudy

Chance of Rain

 JOHNSTOWN, PA 15915 weather forecast Day 1, 9 hours 11 AM 72° 72° Mostly Cloudy SSE   2 84% 67°
JOHNSTOWN, PA 15915 weather forecast Day 1, 12 hours 2 PM 76° 78° Mostly Cloudy 35%
RAIN
.01–.1 in		 0% Thunder
( 25% severe)		 SSE   5 71% 66°
JOHNSTOWN, PA 15915 weather forecast Day 1, 15 hours 5 PM 77° 79° Mostly Cloudy S   6 71% 67°
JOHNSTOWN, PA 15915 weather forecast Day 1, 18 hours 8 PM 73° 73° Mostly Cloudy 16%
RAIN
<.01 in		 0% Thunder
( 13% severe)		 SSE   6 84% 68°
JOHNSTOWN, PA 15915 weather forecast Day 1, 21 hours 11 PM 69° 69° Partly Cloudy S   6 93% 67°
Thursday
9 JUL 2026		 JOHNSTOWN, PA 15915 weather forecast Day 2, 0 hours 2 AM 67° 67° Mostly Cloudy 16%
RAIN
<.01 in		 0% Thunder
( 12% severe)		 S   5 100% 67°
Low 65° JOHNSTOWN, PA 15915 weather forecast Day 2, 3 hours 5 AM 66° 66° Mostly Cloudy SSW   5 100% 66°
High 79° JOHNSTOWN, PA 15915 weather forecast Day 2, 6 hours 8 AM 69° 69° Mostly Cloudy 45%
RAIN
.25–.5 in		 0% Thunder
( 26% severe)		 SSW   6 97% 68°

Mostly Cloudy

Chance of Rain

 JOHNSTOWN, PA 15915 weather forecast Day 2, 9 hours 11 AM 74° 74° Mostly Cloudy W   6 82% 68°
JOHNSTOWN, PA 15915 weather forecast Day 2, 12 hours 2 PM 76° 77° Mostly Cloudy 48%
RAIN
.01–.1 in		 0% Thunder
( 46% severe)		 W   8 74% 67°
JOHNSTOWN, PA 15915 weather forecast Day 2, 15 hours 5 PM 76° 77° Partly Cloudy W   8 74% 67°
JOHNSTOWN, PA 15915 weather forecast Day 2, 18 hours 8 PM 73° 73° Partly Cloudy 16%
RAIN
.01–.1 in		 0% Thunder
( 10% severe)		 W   7 81% 67°
JOHNSTOWN, PA 15915 weather forecast Day 2, 21 hours 11 PM 69° 69° Partly Cloudy WSW   7 90% 66°

JOHNSTOWN, PA extended weather forecast
Friday
10 JUL 2026		 Saturday
11 JUL 2026		 Sunday
12 JUL 2026		 Monday
13 JUL 2026		 Tuesday
14 JUL 2026
Low 66° Low 63° Low 63° Low 62° Low 64°
High 73° High 79° High 79° High 79° High 84°
JOHNSTOWN, PA 15915 weather forecast Day 3 JOHNSTOWN, PA 15915 weather forecast Day 4 JOHNSTOWN, PA 15915 weather forecast Day 5 JOHNSTOWN, PA 15915 weather forecast Day 6 JOHNSTOWN, PA 15915 weather forecast Day 7
Overcast
91% Rain		 Overcast
55% Rain		 Partly Cloudy
52% Rain		 Partly Cloudy
32% Rain		 Partly Cloudy
35% Rain
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