JOHNSTOWN, PA 15915 Weather Forecast & Current Conditions

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15915 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
JOHNSTOWN, PA Current Weather
12:54 PM EDT SEP 22, 2026
Overcast Light Rain Mist 54°F
Feels Like:	52°F
Dewpoint:	52°F
Rel. Hum.:	93%
Visibility:	5 miles
Wind:	E at 6 mph
Pressure:	30.25 inches
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

15915 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	JOHNSTOWN, PA 15915 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Patchy fog this morning. Showers this morning, then showers likely with a slight chance of thunderstorms this afternoon. Highs in the mid 50s. East winds 10 to 15 mph with gusts up to 30 mph. Chance of rain near 100 percent.

TONIGHT
Cloudy. Showers likely in the evening. Lows in the upper 40s. East winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 70 percent.

WEDNESDAY
Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 50s. East winds 10 to 15 mph with gusts up to 30 mph.

WEDNESDAY NIGHT
Mostly cloudy. Lows in the mid 40s. East winds 5 to 10 mph with gusts up to 25 mph.

THURSDAY
Mostly sunny. Highs around 60. East winds 5 to 10 mph with gusts up to 20 mph.

THURSDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 40s.

FRIDAY
Sunny. Highs in the mid 60s.

FRIDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s.

SATURDAY
Mostly sunny. Highs in the mid 60s.

SATURDAY NIGHT
Partly cloudy. Lows in the mid 40s.

SUNDAY
Mostly sunny. Highs in the mid 60s.

SUNDAY NIGHT
Partly cloudy. Lows in the upper 40s.

MONDAY
Mostly sunny. Highs in the upper 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 AM CDT 9/22/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Tuesday
22 SEP 2026

2 PM

54°

50°

Overcast

57%
RAIN
.01–.1 in

0% Thunder
( 13% severe)

E 14

90%

51°

High 55°

5 PM

54°

50°

Mostly Cloudy

E 14

86%

50°

Mostly Cloudy

Rain Likely

8 PM

52°

47°

Mostly Cloudy

35%
RAIN
.01–.1 in

0% Thunder
( 5% severe)

E 14

86%

48°

11 PM

52°

47°

Mostly Cloudy

E 14

86%

48°

Wednesday
23 SEP 2026

2 AM

52°

47°

Mostly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 1% severe)

E 14

93%

50°

Low 49°

5 AM

52°

47°

Mostly Cloudy

E 14

89%

49°

High 57°

8 AM

50°

45°

Mostly Cloudy

14%
RAIN
<.01 in

0% Thunder
( 1% severe)

E 13

86%

46°

Mostly Cloudy

11 AM

51°

46°

Mostly Cloudy

E 14

74%

43°

2 PM

54°

50°

Mostly Cloudy

19%
RAIN
.5–1 in

0% Thunder
( 2% severe)

E 14

66%

43°

5 PM

56°

53°

Mostly Cloudy

E 13

64%

44°

8 PM

52°

48°

Mostly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 2% severe)

E 12

74%

44°

11 PM

51°

47°

Mostly Cloudy

ESE 12

80%

45°

Thursday
24 SEP 2026

2 AM

49°

44°

Mostly Cloudy

2%

0% Thunder
( 0% severe)

ESE 12

86%

45°

Low 45°

5 AM

47°

42°

Mostly Cloudy

E 10

86%

43°

High 59°

8 AM

45°

40°

Mostly Cloudy

0%

0% Thunder
( 0% severe)

E 9

82%

40°

Partly Cloudy

11 AM

51°

47°

Partly Cloudy

E 10

66%

40°

2 PM

57°

55°

Partly Cloudy

0%

0% Thunder
( 0% severe)

E 10

55%

41°

5 PM

59°

57°

Partly Cloudy

E 9

51%

41°

8 PM

50°

48°

Partly Cloudy

ENE 6

71%

41°


JOHNSTOWN, PA extended weather forecast
Friday 25 SEP 2026	Saturday 26 SEP 2026	Sunday 27 SEP 2026	Monday 28 SEP 2026	Tuesday 29 SEP 2026
Low 43°	Low 45°	Low 47°	Low 50°	Low 51°
High 65°	High 65°	High 67°	High 68°	High 68°

Clear 10% Rain	Clear 5% Rain	Partly Cloudy 21% Rain	Partly Cloudy 28% Rain	Mostly Cloudy 47% Rain

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