JOHNSTOWN, PA 15915 Weather Forecast & Current Conditions

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15915 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
JOHNSTOWN, PA Current Weather
4:54 AM EDT SEP 17, 2025
Overcast 59°F
Feels Like:	60°F
Dewpoint:	52°F
Rel. Hum.:	78%
Visibility:	10 miles
Wind:	NE at 3 mph
Pressure:	30.12 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. A slight chance of showers this morning. Highs in the lower 70s. Northeast winds around 5 mph. Chance of rain 20 percent.

TONIGHT
Partly cloudy. Patchy fog after midnight. Lows in the mid 50s. Southeast winds around 5 mph.

THURSDAY
Sunny. Highs in the upper 70s. West winds 5 to 10 mph.

THURSDAY NIGHT
Mostly clear. Lows in the mid 50s. West winds 5 to 10 mph.

FRIDAY
Sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph.

FRIDAY NIGHT
Mostly clear. Lows in the upper 40s.

SATURDAY
Sunny. Highs in the mid 70s.

SATURDAY NIGHT
Mostly clear in the evening, then becoming mostly cloudy. Lows in the mid 50s.

SUNDAY
Partly sunny. Highs in the mid 70s.

SUNDAY NIGHT
Partly cloudy. Lows in the mid 50s.

MONDAY
Mostly sunny. Highs in the upper 70s.

MONDAY NIGHT
Partly cloudy. Lows in the upper 50s.

TUESDAY
Mostly sunny. Very warm with highs around 80.

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 9/16/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

TIME
EDT

TEMP
(deg. F)

FEELS
LIKE

CLOUD
COVER

PRECIP
PROB.

THUNDER
PROB.

WIND
dir./mph

REL
HUM

DEWPT
(deg. F)

Wednesday
17 SEP 2025

2 AM

59°

58°

Mostly Cloudy

16%
RAIN
<.01 in

0% Thunder
( 6% severe)

E 6

75%

51°

Low 56°

5 AM

57°

56°

Mostly Cloudy

ENE 6

80%

51°

High 71°

8 AM

57°

56°

Mostly Cloudy

15%
RAIN
.01–.1 in

0% Thunder
( 8% severe)

ENE 6

80%

51°

Mostly Cloudy

11 AM

64°

Mostly Cloudy

ENE 7

56%

48°

2 PM

68°

Mostly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 5% severe)

ENE 7

51%

49°

5 PM

69°

Mostly Cloudy

ENE 7

55%

52°

8 PM

63°

64°

Partly Cloudy

0% Thunder
( 2% severe)

E 5

70%

53°

11 PM

61°

62°

Partly Cloudy

ESE 3

78%

54°

Thursday
18 SEP 2025

2 AM

59°

60°

Partly Cloudy

0% Thunder
( 0% severe)

SSE 2

87%

55°

Low 55°

5 AM

57°

58°

Partly Cloudy

SSW 2

93%

55°

High 77°

8 AM

57°

Partly Cloudy

0% Thunder
( 0% severe)

SSW 3

93%

55°

Clear

11 AM

69°

Clear

WNW 6

59%

54°

2 PM

75°

Clear

0% Thunder
( 2% severe)

WNW 8

43%

51°

5 PM

76°

78°

Clear

WNW 8

40%

50°

8 PM

68°

Clear

0% Thunder
( 0% severe)

W 5

53%

50°

11 PM

64°

65°

Clear

W 3

63%

51°


JOHNSTOWN, PA extended weather forecast
Friday 19 SEP 2025	Saturday 20 SEP 2025	Sunday 21 SEP 2025	Monday 22 SEP 2025	Tuesday 23 SEP 2025
Low 58°	Low 57°	Low 57°	Low 57°	Low 59°
High 78°	High 74°	High 68°	High 73°	High 74°

Clear 14% Rain	Partly Cloudy 22% Rain	Overcast 39% Rain	Overcast 36% Rain	Mostly Cloudy 47% Rain