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 5, 2026
Clear
68°F
Feels Like: 68°F
Dewpoint: 64°F
Rel. Hum.: 87%
Visibility: 10 miles
Wind: SSW at 6 mph
Pressure: 30.01 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 slight chance of showers with isolated thunderstorms. Areas of dense fog. Some thunderstorms may be severe with damaging winds and large hail. Lows in the mid 60s. Southwest winds around 5 mph. Chance of rain 20 percent.
SUNDAY
Areas of dense fog in the morning. Partly sunny with a chance of showers with a slight chance of thunderstorms in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Humid with highs in the lower 80s. Southwest winds around 5 mph, becoming south around 5 mph in the afternoon. Chance of rain 90 percent.
SUNDAY NIGHT
Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Humid with lows in the mid 60s. Southeast winds around 5 mph. Chance of rain 70 percent.
MONDAY
Showers likely in the morning, then showers with a chance of thunderstorms in the afternoon. Humid with highs in the mid 70s. Southeast winds around 5 mph. Chance of rain near 100 percent.
MONDAY NIGHT
Showers, mainly in the evening. Humid with lows in the lower 60s. East winds around 5 mph. Chance of rain near 100 percent.
TUESDAY
Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the mid 70s. Chance of rain 70 percent.
TUESDAY NIGHT
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening. Lows in the lower 60s. Chance of rain 70 percent.
WEDNESDAY
Mostly sunny. Highs in the upper 70s.
WEDNESDAY NIGHT
Partly cloudy. Lows in the lower 60s.
THURSDAY
Mostly sunny. A chance of showers in the afternoon. Humid. Very warm with highs in the lower 80s. Chance of rain 30 percent.
THURSDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Humid with lows in the mid 60s. Chance of rain 40 percent.
FRIDAY
Partly sunny with a chance of showers in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Humid with highs around 80. Chance of rain 70 percent.
FRIDAY NIGHT
Mostly cloudy. Showers likely 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 70 percent.

  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/ 4/2026
Sunday
5 JUL 2026		 JOHNSTOWN, PA 15915 weather forecast Day 1, 0 hours 2 AM 69° 69° Mostly Cloudy 13%
RAIN
.01–.1 in		 0% Thunder
( 10% severe)		 SSW   3 93% 67°
Low 67° JOHNSTOWN, PA 15915 weather forecast Day 1, 3 hours 5 AM 68° 68° Partly Cloudy SSW   2 93% 66°
High 81° JOHNSTOWN, PA 15915 weather forecast Day 1, 6 hours 8 AM 71° 71° Mostly Cloudy 53%
RAIN
***		 0% Thunder
( 33% severe)		   CALM 93% 69°

Mostly Cloudy

Rain Likely

 JOHNSTOWN, PA 15915 weather forecast Day 1, 9 hours 11 AM 77° 79° Mostly Cloudy   CALM 76% 69°
JOHNSTOWN, PA 15915 weather forecast Day 1, 12 hours 2 PM 78° 80° Mostly Cloudy 81%
RAIN
***		 0% Thunder
( 63% severe)		 WSW   3 71% 68°
JOHNSTOWN, PA 15915 weather forecast Day 1, 15 hours 5 PM 75° 75° Mostly Cloudy NNE   5 82% 69°
JOHNSTOWN, PA 15915 weather forecast Day 1, 18 hours 8 PM 72° 72° Mostly Cloudy 48%
RAIN
***		 0% Thunder
( 27% severe)		 ENE   6 87% 68°
JOHNSTOWN, PA 15915 weather forecast Day 1, 21 hours 11 PM 69° 69° Mostly Cloudy ESE   6 93% 67°
Monday
6 JUL 2026		 JOHNSTOWN, PA 15915 weather forecast Day 2, 0 hours 2 AM 68° 68° Mostly Cloudy 32%
RAIN
.1–.25 in		 0% Thunder
( 17% severe)		 ESE   6 97% 67°
Low 65° JOHNSTOWN, PA 15915 weather forecast Day 2, 3 hours 5 AM 67° 67° Mostly Cloudy SSE   6 100% 67°
High 76° JOHNSTOWN, PA 15915 weather forecast Day 2, 6 hours 8 AM 68° 68° Mostly Cloudy 65%
RAIN
***		 0% Thunder
( 25% severe)		 SSE   6 97% 67°

Mostly Cloudy

Rain Likely

 JOHNSTOWN, PA 15915 weather forecast Day 2, 9 hours 11 AM 71° 71° Mostly Cloudy S   5 90% 68°
JOHNSTOWN, PA 15915 weather forecast Day 2, 12 hours 2 PM 73° 73° Mostly Cloudy 79%
RAIN
***		 0% Thunder
( 60% severe)		 SSE   6 84% 68°
JOHNSTOWN, PA 15915 weather forecast Day 2, 15 hours 5 PM 73° 73° Mostly Cloudy SE   6 84% 68°
JOHNSTOWN, PA 15915 weather forecast Day 2, 18 hours 8 PM 71° 71° Mostly Cloudy 59%
RAIN
***		 0% Thunder
( 29% severe)		 ESE   8 84% 66°
JOHNSTOWN, PA 15915 weather forecast Day 2, 21 hours 11 PM 68° 68° Mostly Cloudy ESE   7 93% 66°

JOHNSTOWN, PA extended weather forecast
Tuesday
7 JUL 2026		 Wednesday
8 JUL 2026		 Thursday
9 JUL 2026		 Friday
10 JUL 2026		 Saturday
11 JUL 2026
Low 66° Low 64° Low 63° Low 65° Low 61°
High 76° High 74° High 81° High 77° High 79°
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
84% Rain		 Overcast
65% Rain		 Overcast
51% Rain		 Overcast
71% Rain		 Partly Cloudy
36% Rain
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