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

JOHNSTOWN, PA
Current Weather
8:54 AM EST JAN 13, 2026
Clear
28°F
Feels Like: 19°F
Dewpoint: 16°F
Rel. Hum.: 57%
Visibility: 10 miles
Wind: SSW at 9 mph
Pressure: 29.95 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
TODAY
Partly sunny this morning, then becoming mostly cloudy. Not as cool with highs in the mid 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
TONIGHT
Mostly cloudy. A slight chance of rain after midnight. Lows in the upper 30s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 20 percent.
WEDNESDAY
Cloudy. A chance of rain in the morning, then rain and snow in the afternoon. Little or no snow accumulation. Highs in the lower 40s. Southwest winds around 10 mph with gusts up to 25 mph. Chance of precipitation 90 percent.
WEDNESDAY NIGHT
Snow likely, mainly in the evening. Light snow accumulation possible. Much colder with lows around 15. West winds 15 to 20 mph with gusts up to 40 mph. Chance of snow 70 percent. Wind chill values as low as 3 below after midnight.
THURSDAY
Mostly cloudy with a 40 percent chance of snow showers. Little or no additional snow accumulation. Much colder with highs around 20. West winds 15 to 20 mph with gusts up to 40 mph. Wind chill values as low as 5 below.
THURSDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Lows around 10 above. Wind chill values as low as 5 below.
FRIDAY
Mostly sunny in the morning, then mostly cloudy with a chance of snow showers in the afternoon. Not as cold with highs in the upper 20s. Chance of snow 40 percent. Wind chill values as low as 5 below in the morning.
FRIDAY NIGHT
Mostly cloudy with a 50 percent chance of snow showers. Not as cool. Near steady temperature in the mid 20s.
SATURDAY
Snow showers likely. Highs in the lower 30s. Chance of snow 70 percent.
SATURDAY NIGHT
Mostly cloudy. A chance of snow showers in the evening. Lows 10 to 15. Chance of snow 50 percent. Wind chill values as low as zero.
SUNDAY
Mostly cloudy with a 30 percent chance of snow showers. Colder with highs in the lower 20s. Wind chill values as low as zero.
SUNDAY NIGHT
Mostly cloudy. Lows around 10 above. Wind chill values as low as 5 below after midnight.
MARTIN LUTHER KING JR DAY
Mostly cloudy. A chance of snow showers in the afternoon. Highs around 20. Chance of snow 30 percent. Wind chill values as low as 5 below in the morning.

  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  6:00 PM CST  1/12/2026
Tuesday
13 JAN 2026		 JOHNSTOWN, PA 15915 weather forecast Day 1, 0 hours 1 AM 29° 18° Clear 0%

 0% Thunder
( 0% severe)		 WSW   14 61% 18°
Low 27° JOHNSTOWN, PA 15915 weather forecast Day 1, 3 hours 4 AM 29° 19° Clear WSW   13 64% 19°
High 44° JOHNSTOWN, PA 15915 weather forecast Day 1, 6 hours 7 AM 28° 18° Partly Cloudy 2%

 0% Thunder
( 0% severe)		 SW   12 66% 19°

Mostly Cloudy



 JOHNSTOWN, PA 15915 weather forecast Day 1, 9 hours 10 AM 34° 25° Mostly Cloudy SW   12 57% 21°
JOHNSTOWN, PA 15915 weather forecast Day 1, 12 hours 1 PM 41° 34° Mostly Cloudy 9%

 0% Thunder
( 0% severe)		 SSW   13 47% 23°
JOHNSTOWN, PA 15915 weather forecast Day 1, 15 hours 4 PM 42° 35° Mostly Cloudy SSW   13 50% 25°
JOHNSTOWN, PA 15915 weather forecast Day 1, 18 hours 7 PM 41° 34° Mostly Cloudy 9%

 0% Thunder
( 0% severe)		 SW   13 52% 25°
JOHNSTOWN, PA 15915 weather forecast Day 1, 21 hours 10 PM 41° 33° Partly Cloudy WSW   14 57% 27°
Wednesday
14 JAN 2026		 JOHNSTOWN, PA 15915 weather forecast Day 2, 0 hours 1 AM 40° 32° Mostly Cloudy 32%
RAIN
<.01 in		 0% Thunder
( 0% severe)		 WSW   14 64% 29°
Low 37° JOHNSTOWN, PA 15915 weather forecast Day 2, 3 hours 4 AM 39° 31° Mostly Cloudy SW   13 73% 31°
High 40° JOHNSTOWN, PA 15915 weather forecast Day 2, 6 hours 7 AM 38° 30° Mostly Cloudy 43%
RAIN
.5–1 in		 0% Thunder
( 0% severe)		 SW   12 79% 32°

Mostly Cloudy

Rain & Snow Likely

 JOHNSTOWN, PA 15915 weather forecast Day 2, 9 hours 10 AM 38° 30° Mostly Cloudy SW   12 82% 33°
JOHNSTOWN, PA 15915 weather forecast Day 2, 12 hours 1 PM 38° 30° Mostly Cloudy 79%
RAIN/SNOW
***		 0% Thunder
( 3% severe)		 WSW   12 82% 33°
JOHNSTOWN, PA 15915 weather forecast Day 2, 15 hours 4 PM 37° 30° Mostly Cloudy WSW   10 85% 33°
JOHNSTOWN, PA 15915 weather forecast Day 2, 18 hours 7 PM 34° 26° Mostly Cloudy 68%
SNOW
10–20 in		 0% Thunder
( 3% severe)		 W   10 82% 29°
JOHNSTOWN, PA 15915 weather forecast Day 2, 21 hours 10 PM 27° 16° Mostly Cloudy WNW   13 80% 22°

JOHNSTOWN, PA extended weather forecast
Thursday
15 JAN 2026		 Friday
16 JAN 2026		 Saturday
17 JAN 2026		 Sunday
18 JAN 2026		 Monday
19 JAN 2026
Low 12° Low 10° Low 26° Low 15° Low 14°
High 19° High 27° High 32° High 17° High 27°
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
62% Snow		 Mostly Cloudy
50% Snow		 Overcast
82% Snow		 Overcast
51% Snow		 Overcast
39% Snow
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