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 AM EDT MAR 31, 2026
Overcast
64°F
Feels Like: 62°F
Dewpoint: 54°F
Rel. Hum.: 70%
Visibility: 10 miles
Wind: WSW at 16 mph, gusts to 30
Pressure: 30.07 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
Mostly cloudy this morning, then becoming partly sunny. A 20 percent chance of showers. Unseasonably warm with highs in the lower 70s. Southwest winds 15 to 20 mph with gusts up to 35 mph.
TONIGHT
Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Unseasonably mild. Lows around 60. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 70 percent.
WEDNESDAY
Showers likely in the morning, then showers in the afternoon. Warm with highs in the mid 60s. West winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 90 percent.
WEDNESDAY NIGHT
Showers with a chance of thunderstorms in the evening, then showers likely after midnight. Unseasonably mild. Lows in the lower 50s. Southeast winds 5 to 10 mph. Chance of rain 90 percent.
THURSDAY
Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Unseasonably warm with highs around 70. South winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 60 percent.
THURSDAY NIGHT
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Unseasonably mild. Lows in the mid 50s. Chance of rain 60 percent.
FRIDAY
Partly sunny. A chance of showers in the afternoon. Continued unseasonably warm with highs in the mid 70s. Chance of rain 50 percent.
FRIDAY NIGHT
Mostly cloudy with a chance of showers. Unseasonably mild. Lows in the mid 50s. Chance of rain 50 percent.
SATURDAY
Partly sunny. A chance of showers in the morning, then showers likely in the afternoon. Continued unseasonably warm with highs in the upper 70s. Chance of rain 60 percent.
SATURDAY NIGHT
Mostly cloudy. Showers likely, mainly in the evening. Unseasonably mild. Lows in the lower 50s. Chance of rain 60 percent.
SUNDAY
Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Continued unseasonably warm with highs in the upper 60s. Chance of rain 70 percent.
SUNDAY NIGHT
Mostly cloudy. Showers likely, mainly in the evening. Much cooler with lows in the mid 30s. Chance of rain 70 percent.
MONDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of rain showers in the afternoon. Much cooler with highs in the upper 40s. Chance of rain 30 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  6:00 PM CST  3/30/2026
Tuesday
31 MAR 2026		 JOHNSTOWN, PA 15915 weather forecast Day 1, 0 hours 1 AM 58° 55° Partly Cloudy 20%
RAIN
<.01 in		 0% Thunder
( 5% severe)		 SW   14 72% 49°
Low 57° JOHNSTOWN, PA 15915 weather forecast Day 1, 3 hours 4 AM 59° 56° Mostly Cloudy WSW   16 72% 50°
High 71° JOHNSTOWN, PA 15915 weather forecast Day 1, 6 hours 7 AM 59° 56° Mostly Cloudy 12%
RAIN
<.01 in		 0% Thunder
( 10% severe)		 WSW   16 75% 51°

Mostly Cloudy




Breezy		 JOHNSTOWN, PA 15915 weather forecast Day 1, 9 hours 10 AM 64° 62° Mostly Cloudy WSW   16 67% 53°
JOHNSTOWN, PA 15915 weather forecast Day 1, 12 hours 1 PM 69° 69° Mostly Cloudy 17%
RAIN
.01–.1 in		 0% Thunder
( 22% severe)		 WSW   16 57% 53°
JOHNSTOWN, PA 15915 weather forecast Day 1, 15 hours 4 PM 70° 70° Mostly Cloudy WSW   16 53% 52°
JOHNSTOWN, PA 15915 weather forecast Day 1, 18 hours 7 PM 66° 66° Mostly Cloudy 47%
RAIN
***		 0% Thunder
( 32% severe)		 SW   13 61% 52°
JOHNSTOWN, PA 15915 weather forecast Day 1, 21 hours 10 PM 64° 63° Partly Cloudy SW   14 65% 52°
Wednesday
1 APR 2026		 JOHNSTOWN, PA 15915 weather forecast Day 2, 0 hours 1 AM 63° 61° Mostly Cloudy 53%
RAIN
***		 0% Thunder
( 21% severe)		 W   15 72% 54°
Low 59° JOHNSTOWN, PA 15915 weather forecast Day 2, 3 hours 4 AM 62° 60° Mostly Cloudy WSW   14 78% 55°
High 69° JOHNSTOWN, PA 15915 weather forecast Day 2, 6 hours 7 AM 61° 59° Mostly Cloudy 51%
RAIN
***		 0% Thunder
( 16% severe)		 W   13 84% 56°

Mostly Cloudy

Rain Likely

 JOHNSTOWN, PA 15915 weather forecast Day 2, 9 hours 10 AM 63° 62° Mostly Cloudy WSW   13 78% 56°
JOHNSTOWN, PA 15915 weather forecast Day 2, 12 hours 1 PM 67° 67° Mostly Cloudy 68%
RAIN
***		 0% Thunder
( 28% severe)		 W   12 65% 55°
JOHNSTOWN, PA 15915 weather forecast Day 2, 15 hours 4 PM 66° 66° Mostly Cloudy W   10 63% 53°
JOHNSTOWN, PA 15915 weather forecast Day 2, 18 hours 7 PM 62° 62° Mostly Cloudy 46%
RAIN
1–2 in		 0% Thunder
( 12% severe)		 WSW   7 72% 53°
JOHNSTOWN, PA 15915 weather forecast Day 2, 21 hours 10 PM 59° 58° Mostly Cloudy SE   6 78% 52°

JOHNSTOWN, PA extended weather forecast
Thursday
2 APR 2026		 Friday
3 APR 2026		 Saturday
4 APR 2026		 Sunday
5 APR 2026		 Monday
6 APR 2026
Low 56° Low 57° Low 58° Low 48° Low 32°
High 77° High 76° High 80° High 50° High 49°
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
Mostly Cloudy
90% Rain		 Overcast
50% Rain		 Overcast
50% Rain		 Overcast
81% Rain		 Mostly Cloudy
21% Rain
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