Observed 12:54 PM EDT at KJST

Johnstown, PA weather

Sunny and 53°12°, jacket by 7 PM.

Mostly agree

Now 53°12°

Sunny

Wind: 7 mph11 km/h; Up to 7 mph11 km/h through 1 AM
Dew point: 37°3°; Comfortable
UV index: 3Moderate; Moderate until 4 PM · peak 4
Air quality: 57Moderate; PM2.5 (fine particles) · tomorrow good
Pressure: 30.49 inHg1033 hPa; Falling slowly · −0.04 inHg−1.3 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (54°12° then, 53°12° now)

Good hours for

High 59°15° today at 3 PM
Below 50°10° tonight after 8 PM
Low 34°1° tomorrow at 7 AM
Above 50°10° tomorrow by 11 AM

This afternoonNear 58°14° · Clear
TonightDown to 35°2° by 5 AM · Clear
Tomorrow morningUp to 52°11° by 11 AM · Clear
Tomorrow afternoonUp to 63°17° by 3 PM · Clear
Tomorrow nightDown to 38°3° by 5 AM · Clear
Monday morningUp to 56°13° by 11 AM · Clear

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 1p	Sunny	57°14° (likely 56°13° to 59°15°)	57°14°	0%	7 mph11 km/h from SE, gusts 15 mph24 km/h	47%	0%	3
Sat 2p	Sunny	58°14° (likely 57°14° to 61°16°)	58°14°	0%	6 mph10 km/h from SE, gusts 13 mph21 km/h	45%	0%	3
Sat 3p	Sunny	59°15° (likely 58°14° to 61°16°)	59°15°	0%	6 mph10 km/h from SE, gusts 11 mph18 km/h	42%	0%	3
Sat 4p	Sunny	58°14° (likely 57°14° to 61°16°)	58°14°	0%	6 mph10 km/h from SE, gusts 11 mph18 km/h	42%	0%	2
Sat 5p	Sunny	58°14° (likely 56°13° to 59°15°)	58°14°	0%	6 mph10 km/h from SE, gusts 12 mph20 km/h	40%	0%	1
Sat 6p	Clear	56°13° (likely 51°11° to 56°13°)	56°13°	0%	5 mph8 km/h from SE, gusts 13 mph22 km/h	44%	0%	0
Sat 7p	Clear	50°10° (likely 47°8° to 52°11°)	48°9°	0%	5 mph8 km/h from SE, gusts 8 mph13 km/h	56%	0%	0
Sat 8p	Clear	47°8° (likely 44°7° to 48°9°)	46°8°	0%	3 mph5 km/h from SE, gusts 6 mph10 km/h	63%	0%	0
Sat 9p	Clear	44°7° (likely 43°6° to 46°8°)	42°6°	0%	3 mph5 km/h from SE, gusts 4 mph7 km/h	73%	0%	0
Sat 10p	Clear	42°6° (likely 42°6° to 45°7°)	40°4°	0%	3 mph5 km/h from S, gusts 4 mph7 km/h	79%	0%	0
Sat 11p	Clear	40°4° (likely 40°4° to 43°6°)	38°3°	0%	3 mph5 km/h from S, gusts 4 mph7 km/h	82%	0%	0
Sun 12a	Clear	39°4° (likely 39°4° to 43°6°)	37°3°	0%	3 mph5 km/h from S, gusts 4 mph6 km/h	82%	0%	0
Sun 1a	Clear	37°3° (likely 37°3° to 42°6°)	37°3°	0%	2 mph3 km/h from S, gusts 4 mph6 km/h	92%	0%	0
Sun 2a	Clear	37°3° (likely 37°3° to 41°5°)	37°3°	0%	2 mph3 km/h from S, gusts 3 mph6 km/h	92%	0%	0
Sun 3a	Clear	36°2° (likely 36°2° to 41°5°)	36°2°	0%	2 mph3 km/h from S, gusts 4 mph6 km/h	100%	0%	0
Sun 4a	Clear	36°2° (likely 36°2° to 40°4°)	36°2°	0%	2 mph3 km/h from S, gusts 3 mph4 km/h	100%	0%	0
Sun 5a	Clear	35°2° (likely 35°2° to 38°3°)	35°2°	0%	2 mph3 km/h from S, gusts 4 mph6 km/h	100%	0%	0
Sun 6a	Clear	35°2° (likely 35°2° to 38°3°)	35°2°	0%	2 mph3 km/h from SE, gusts 3 mph5 km/h	100%	0%	0
Sun 7a	Clear	34°1° (likely 34°1° to 37°3°)	34°1°	0%	2 mph3 km/h from S, gusts 3 mph5 km/h	99%	0%	0
Sun 8a	Sunny	34°1° (likely 34°1° to 37°3°)	34°1°	0%	2 mph3 km/h from S, gusts 3 mph5 km/h	100%	1%	0
Sun 9a	Sunny	37°3° (likely 37°3° to 42°6°)	37°3°	0%	2 mph3 km/h from S, gusts 3 mph5 km/h	96%	1%	1
Sun 10a	Sunny	44°7° (likely 44°7° to 50°10°)	44°7°	0%	2 mph3 km/h from S, gusts 6 mph10 km/h	86%	1%	1
Sun 11a	Sunny	52°11° (likely 50°10° to 55°13°)	52°11°	0%	2 mph3 km/h from S, gusts 8 mph14 km/h	69%	1%	3
Sun 12p	Sunny	57°14° (likely 55°13° to 58°14°)	57°14°	0%	2 mph3 km/h from S, gusts 8 mph13 km/h	55%	1%	4
Sun 1p	Sunny	60°16° (likely 58°14° to 62°17°)	60°16°	0%	2 mph3 km/h from S, gusts 7 mph11 km/h	49%	0%	4
Sun 2p	Sunny	62°17° (likely 60°16° to 64°18°)	62°17°	0%	1 mph2 km/h from S, gusts 7 mph12 km/h	43%	1%	4
Sun 3p	Sunny	63°17° (likely 61°16° to 65°18°)	63°17°	0%	1 mph2 km/h from S, gusts 7 mph11 km/h	41%	2%	4
Sun 4p	Sunny	63°17° (likely 62°17° to 65°18°)	63°17°	0%	0 mph0 km/h, gusts 6 mph10 km/h	41%	1%	3
Sun 5p	Sunny	62°17° (likely 60°16° to 64°18°)	62°17°	0%	0 mph0 km/h, gusts 7 mph11 km/h	44%	4%	1
Sun 6p	Clear	59°15° (likely 55°13° to 61°16°)	59°15°	0%	0 mph0 km/h, gusts 7 mph11 km/h	53%	38%	0
Sun 7p	Clear	55°13° (likely 50°10° to 55°13°)	55°13°	0%	1 mph2 km/h from SE, gusts 6 mph9 km/h	61%	0%	0
Sun 8p	Clear	49°9° (likely 47°8° to 52°11°)	49°9°	0%	1 mph2 km/h from S, gusts 4 mph7 km/h	74%	36%	0
Sun 9p	Mostly clear	46°8° (likely 45°7° to 47°8°)	46°8°	0%	1 mph2 km/h from S, gusts 3 mph5 km/h	86%	18%	0
Sun 10p	Clear	44°7° (likely 44°7° to 46°8°)	44°7°	0%	1 mph2 km/h from S, gusts 4 mph6 km/h	89%	32%	0
Sun 11p	Clear	42°6° (likely 42°6° to 45°7°)	42°6°	0%	1 mph2 km/h from S, gusts 4 mph6 km/h	93%	41%	0
Mon 12a	Clear	40°4° (likely 40°4° to 44°7°)	40°4°	0%	1 mph2 km/h from S, gusts 3 mph5 km/h	96%	21%	0
Mon 1a	Clear	39°4° (likely 39°4° to 43°6°)	39°4°	0%	1 mph2 km/h from S, gusts 2 mph4 km/h	100%	0%	0
Mon 2a	Clear	39°4° (likely 39°4° to 42°6°)	39°4°	0%	1 mph2 km/h from S, gusts 3 mph4 km/h	100%	10%	0
Mon 3a	Clear	39°4° (likely 39°4° to 41°5°)	39°4°	0%	0 mph0 km/h, gusts 3 mph4 km/h	100%	12%	0
Mon 4a	Clear	39°4° (likely 39°4° to 41°5°)	39°4°	0%	0 mph0 km/h, gusts 2 mph4 km/h	100%	14%	0
Mon 5a	Clear	38°3° (likely 38°3° to 40°4°)	38°3°	0%	0 mph0 km/h, gusts 3 mph5 km/h	100%	0%	0
Mon 6a	Clear	38°3° (likely 38°3° to 40°4°)	38°3°	0%	0 mph0 km/h, gusts 3 mph5 km/h	100%	1%	0
Mon 7a	Clear	38°3° (likely 37°3° to 40°4°)	38°3°	0%	0 mph0 km/h, gusts 3 mph5 km/h	100%	2%	0
Mon 8a	Sunny	37°3° (likely 36°2° to 41°5°)	37°3°	0%	0 mph0 km/h, gusts 3 mph5 km/h	99%	17%	0
Mon 9a	Partly sunny	41°5° (likely 37°3° to 48°9°)	41°5°	0%	1 mph2 km/h from SW, gusts 3 mph5 km/h	100%	20%	0
Mon 10a	Mostly sunny	48°9° (likely 45°7° to 54°12°)	48°9°	0%	2 mph3 km/h from W, gusts 4 mph6 km/h	85%	11%	1
Mon 11a	Sunny	56°13° (likely 53°12° to 59°15°)	56°13°	0%	2 mph3 km/h from W, gusts 8 mph12 km/h	69%	3%	3
Mon 12p	Sunny	58°14° (likely 58°14° to 62°17°)	58°14°	0%	3 mph5 km/h from W, gusts 11 mph18 km/h	63%	5%	4

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 24. Mostly sunny. High 59°15°, low 34°1°. Typical 57°14° / 35°2°. Dry. Mostly agree.
1. Afternoon
  noon–6 PM
  Sunny, 59°15°
  Dry
2. Evening
  6 PM–midnight
  Clear, 47°8°
  Dry
3. Overnight
  midnight–6 AM
  Clear, 35°2°
  Dry
Official NWS forecast
Today: Sunny, with a high near 59. Southeast wind around 7 mph.
Tonight: Patchy frost after 1am. Clear, with a low around 34. South wind around 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
58°14°–61°16°
Low, likely
34°1°–39°4°
Typical high / low
57°14° / 35°2°
Wind
9 mph14 km/h, gusts 22 mph36 km/h
UV peak
4
Tomorrow, Oct 25. Sunny. High 63°17°, low 37°3°. Typical 57°14° / 34°1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 34°1°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 49°9°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 38°3°
  Dry
Official NWS forecast
Day: Areas of frost before 10am. Sunny, with a high near 63. South wind around 2 mph.
Night: Mostly clear, with a low around 37. South wind around 1 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
62°17°–65°18°
Low, likely
34°1°–37°3°
Typical high / low
57°14° / 34°1°
Wind
6 mph9 km/h, gusts 13 mph22 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 65°18°, low 41°5°. Typical 56°13° / 34°1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 37°3°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 45°7°
  Dry
Official NWS forecast
Day: Patchy frost between 8am and 9am. Sunny, with a high near 65. West wind 0 to 6 mph.
Night: Mostly clear, with a low around 41.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
62°17°–65°18°
Low, likely
36°2°–41°5°
Typical high / low
56°13° / 34°1°
Wind
8 mph13 km/h, gusts 19 mph31 km/h
UV peak
4
Tuesday, Oct 27. Partly sunny. High 65°18°, low 41°5°. Typical 56°13° / 34°1°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 65.
Night: Partly cloudy, with a low around 41.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
64°18°–65°18°
Low, likely
41°5°–47°8°
Typical high / low
56°13° / 34°1°
Wind
7 mph11 km/h, gusts 13 mph20 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 63°17°, low 43°6°. Typical 56°13° / 34°1°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 46°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 63.
Night: Partly cloudy, with a low around 43.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
59°15°–65°18°
Low, likely
43°6°–50°10°
Typical high / low
56°13° / 34°1°
Wind
10 mph16 km/h, gusts 21 mph34 km/h
UV peak
3
Thursday, Oct 29. Mostly sunny. High 69°21°, low 44°7°. Typical 55°13° / 33°1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 69.
Night: Mostly clear, with a low around 44.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–71°22°
Low, likely
43°6°–48°9°
Typical high / low
55°13° / 33°1°
Wind
9 mph14 km/h, gusts 28 mph45 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 69°21°, low 46°8°. Typical 55°13° / 33°1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 69.
Night: Partly cloudy, with a low around 46.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–71°22°
Low, likely
43°6°–48°9°
Typical high / low
55°13° / 33°1°
Wind
7 mph11 km/h, gusts 18 mph29 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 70°21°, low 49°9°. Typical 54°12° / 33°1°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 53°11°
  Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
66°19°–73°23°
Low, likely
46°8°–51°11°
Typical high / low
54°12° / 33°1°
Wind
9 mph15 km/h, gusts 28 mph45 km/h
UV peak
3
Sunday, Nov 1. Drizzle. High 67°19°, low 52°11°. Typical 54°12° / 32°0°. Rain 0.03 in0.8 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 53°12°
  20% chance
2. Afternoon
  noon–6 PM
  Drizzle, 67°19°
  40% chance
3. Evening
  6 PM–midnight
  Drizzle, 60°16°
  50% chance · 0.04 in0.9 mm
4. Overnight
  midnight–6 AM
  Drizzle, 60°15°
  40% chance · 0.07 in1.8 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
58°14°–75°24°
Low, likely
50°10°–53°12°
Typical high / low
54°12° / 32°0°
Wind
11 mph17 km/h, gusts 32 mph52 km/h
UV peak
2
Monday, Nov 2. Drizzle. High 63°17°, low 52°11°. Typical 54°12° / 32°0°. Rain 0.41 in10 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 61°16°
  50% chance · 0.09 in2.2 mm
2. Afternoon
  noon–6 PM
  Drizzle, 66°19°
  40% chance · 0.06 in1.6 mm
3. Evening
  6 PM–midnight
  Drizzle, 57°14°
  40% chance · 0.06 in1.5 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
58°14°–67°19°
Low, likely
44°7°–58°14°
Typical high / low
54°12° / 32°0°
Wind
16 mph25 km/h, gusts 33 mph53 km/h

10 days15 days30 days

The outlook

Today
Dry, high 59°, low 34°.
Tomorrow
Dry, high 63°, low 37°, warming up.
Monday
Dry, high 65°, low 41°.
Rest of week
Highs 63–70°; chance of precipitation on Sunday, Monday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (CTP) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Conemaugh River at Seward

8.6 mi

Below flood stage

Level: 2.6 ft
Flow: 693 cfs

Forecast peak 2.6 ft Sat 2 PM

Reading from Sat 11:45 AM · NWS gauge page

Conemaugh River at Johnstown

1.1 mi

Below flood stage

Level: 2.3 ft
Flow: 638 cfs

Reading from Sat 12:15 PM · NWS gauge page

Little Conemaugh River at East Conemaugh

2.3 mi

Below flood stage

Level: 8.3 ft
Flow: 198 cfs

Reading from Sat 11:45 AM · NWS gauge page

Stonycreek River at Ferndale

2.8 mi

Below flood stage

Level: 3.0 ft
Flow: 345 cfs

Reading from Sat 12:15 PM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 74% less heating than a typical week.

This week 37Typical 141

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 28
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at. About 22 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 37°F).

Open the windows?

Sun, 1:00 PM–5:00 PM

Good stretch to open the windows.

Is this typical?

Ebensburg Sewage Plant · official normals 1991–2020 · records 1964–2026

Oct 24, today vs a typical year

Today’s expected high is 2°1° warmer than typical.

Last 7 days vs normal

—SunOct 18
—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23
—SatOct 24

Johnstown weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 46 min; Losing 2 min 25 s a day; shortest Dec 21, 1 h 29 min less
Golden hour: 5:45–6:39 PM; Morning 7:19–8:14 AM
Blue hour: 6:39–6:50 PM; Morning 7:08–7:19 AM; first light 7:08 AM

Stars tonight? Fair

Clear 6:50 PM–7:09 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

97% lit · growing

Today: sets 5:48 AM · rises 5:19 PM
Full moon: Oct 26
New moon: Nov 9

Looking west from Johnstown. The highest point on the skyline is about 2,700 ft, 4 mi away.Skyline from USGS elevation data, heights drawn up to 2.5× taller. Sky, sun and moon as they are now.

Johnstown, PA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Conemaugh River at Seward

Conemaugh River at Johnstown

Little Conemaugh River at East Conemaugh

Stonycreek River at Ferndale

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 24, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Fair

Moon