JOHNSTOWN, PA 15904 Weather Forecast & Current Conditions

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15904 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
JOHNSTOWN, PA Current Weather
9:54 PM EST JAN 6, 2026
Overcast 48°F
Feels Like:	43°F
Dewpoint:	43°F
Rel. Hum.:	83%
Visibility:	10 miles
Wind:	WSW at 13 mph, gusts to 23
Pressure:	29.60 inches
Last 72 hours
Local Area Snow Depth
Pennsylvania Current Weather
Pennsylvania MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

15904 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	JOHNSTOWN, PA 15904 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Light rain likely. Lows in the mid 30s. West winds 15 to 20 mph. Gusts up to 30 mph, increasing to 40 mph after midnight. Chance of rain 70 percent.

WEDNESDAY
Cloudy. A chance of light rain and light snow in the morning. Highs in the upper 30s. West winds 15 to 20 mph. Gusts up to 40 mph, decreasing to 30 mph in the afternoon. Chance of precipitation 50 percent.

WEDNESDAY NIGHT
Mostly cloudy. Lows in the lower 30s. West winds 5 to 10 mph with gusts up to 20 mph.

THURSDAY
Partly sunny. Not as cool with highs in the upper 40s. Southwest winds around 5 mph, becoming south in the afternoon.

THURSDAY NIGHT
Mostly cloudy. Rain likely after midnight. Unseasonably mild. Lows around 40. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 60 percent.

FRIDAY
Rain, mainly in the morning. Unseasonably warm with highs in the mid 50s. Chance of rain 90 percent.

FRIDAY NIGHT
A chance of rain in the evening, then rain likely after midnight. Unseasonably mild. Lows in the mid 40s. Chance of rain 70 percent.

SATURDAY
Rain. Continued unseasonably warm with highs in the lower 50s. Chance of rain 90 percent.

SATURDAY NIGHT
Mostly cloudy. A chance of rain showers in the evening. Cooler with lows in the lower 30s. Chance of rain 50 percent.

SUNDAY
Partly sunny in the morning, then becoming mostly cloudy. A 30 percent chance of snow showers. Much cooler with highs in the mid 30s.

SUNDAY NIGHT
Mostly cloudy. Lows in the lower 20s.

MONDAY
Mostly sunny. Highs in the mid 30s.

MONDAY NIGHT
Partly cloudy. Lows in the mid 20s.

15904 WEATHER SATELLITE LOOPS

Visible Weather Satellite
JOHNSTOWN, PA 15904

Infrared Weather Satellite
JOHNSTOWN, PA 15904

15904 WEATHER RADAR LOOP

NEXRAD Weather Radar
JOHNSTOWN, PA 15904

MOS COMPUTER WEATHER FORECAST

JOHNSTOWN, PA 3 hourly weather forecast

weather forecast created 6:00 AM CST 1/ 6/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Tuesday
6 JAN 2026

1 PM

44°

39°

Mostly Cloudy

68%
RAIN
.25–.5 in

0% Thunder
( 2% severe)

S 9

79%

38°

High 46°

4 PM

45°

40°

Mostly Cloudy

SSW 10

82%

40°

Mostly Cloudy

Rain Likely

7 PM

45°

39°

Mostly Cloudy

52%
RAIN
.25–.5 in

0% Thunder
( 3% severe)

SW 12

82%

40°

10 PM

44°

37°

Mostly Cloudy

WSW 14

89%

41°

Wednesday
7 JAN 2026

1 AM

44°

36°

Mostly Cloudy

28%
RAIN
.1–.25 in

0% Thunder
( 3% severe)

WSW 17

86%

40°

Low 37°

4 AM

40°

31°

Mostly Cloudy

W 18

89%

37°

High 39°

7 AM

38°

29°

Mostly Cloudy

14%
RAIN
<.01 in

0% Thunder
( 0% severe)

W 17

89%

35°

Mostly Cloudy

10 AM

37°

28°

Mostly Cloudy

W 15

89%

34°

1 PM

37°

28°

Mostly Cloudy

3%

0% Thunder
( 0% severe)

WNW 14

89%

34°

4 PM

38°

30°

Mostly Cloudy

W 12

85%

34°

7 PM

37°

31°

Mostly Cloudy

1%

0% Thunder
( 0% severe)

W 8

85%

33°

10 PM

36°

30°

Mostly Cloudy

W 8

89%

33°

Thursday
8 JAN 2026

1 AM

36°

30°

Mostly Cloudy

0%

0% Thunder
( 0% severe)

W 7

89%

33°

Low 32°

4 AM

35°

29°

Partly Cloudy

W 7

89%

32°

High 49°

7 AM

34°

29°

Partly Cloudy

0%

0% Thunder
( 0% severe)

WSW 6

85%

30°

Mostly Cloudy

10 AM

39°

35°

Partly Cloudy

SSW 6

76%

32°

1 PM

47°

43°

Mostly Cloudy

2%

0% Thunder
( 0% severe)

S 8

60%

34°

4 PM

47°

43°

Mostly Cloudy

SSE 9

58%

33°

7 PM

44°

38°

Mostly Cloudy

SE 10

62%

32°


JOHNSTOWN, PA extended weather forecast
Friday 9 JAN 2026	Saturday 10 JAN 2026	Sunday 11 JAN 2026	Monday 12 JAN 2026	Tuesday 13 JAN 2026
Low 44°	Low 49°	Low 37°	Low 24°	Low 28°
High 58°	High 59°	High 39°	High 33°	High 38°

Overcast 73% Rain	Overcast 70% Rain	Overcast 76% Rain	Mostly Cloudy 41% Snow	Mostly Cloudy 35% Rain/Snow

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