Observed 11:53 AM EDT at KAGC

Donora, PA weather

Sunny and 56°13°, jacket by 8 PM.

Forecasts agree

Now 56°13°

Sunny

Wind: 3 mph5 km/h; Up to 7 mph11 km/h through 12 AM
Dew point: 41°5°; Comfortable
UV index: 3Moderate; Moderate until 4 PM
Air quality: 57Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.48 inHg1032 hPa; Falling slowly · −0.02 inHg−0.6 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

High 64°18° today at 3 PM
Below 50°10° tonight after 9 PM
Low 35°2° tomorrow at 8 AM
Above 50°10° tomorrow by 11 AM

This afternoonUp to 64°18° by 3 PM · Clear
TonightDown to 38°3° by 5 AM · Clear
Tomorrow morningUp to 53°12° by 11 AM · Clear
Tomorrow afternoonUp to 65°18° by 5 PM · Clear
Tomorrow nightDown to 39°4° by 5 AM · Clear
Monday morningUp to 55°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 12p	Sunny	58°14° (likely 58°14° to 59°15°)	58°14°	0%	2 mph3 km/h from S, gusts 6 mph10 km/h	63%	2%	3
Sat 1p	Sunny	61°16° (likely 60°16° to 61°16°)	61°16°	0%	1 mph2 km/h from SE, gusts 6 mph9 km/h	56%	2%	3
Sat 2p	Sunny	63°17° (likely 62°17° to 63°17°)	63°17°	0%	1 mph2 km/h from SE, gusts 5 mph8 km/h	51%	2%	3
Sat 3p	Sunny	64°18° (likely 63°17° to 64°18°)	64°18°	0%	2 mph3 km/h from SE, gusts 5 mph8 km/h	50%	6%	3
Sat 4p	Sunny	64°18° (likely 63°17° to 64°18°)	64°18°	0%	2 mph3 km/h from E, gusts 5 mph8 km/h	48%	6%	2
Sat 5p	Sunny	64°18° (likely 62°17° to 64°18°)	65°18°	0%	2 mph3 km/h from E, gusts 5 mph8 km/h	47%	5%	1
Sat 6p	Clear	62°17° (likely 58°14° to 62°17°)	62°17°	0%	3 mph5 km/h from E, gusts 6 mph10 km/h	51%	6%	0
Sat 7p	Clear	58°14° (likely 54°12° to 58°14°)	58°14°	0%	5 mph8 km/h from E, gusts 5 mph8 km/h	59%	8%	0
Sat 8p	Clear	55°13° (likely 51°11° to 55°13°)	55°13°	0%	7 mph11 km/h from E, gusts 9 mph15 km/h	65%	6%	0
Sat 9p	Clear	49°9° (likely 49°9° to 51°11°)	46°8°	0%	7 mph11 km/h from SE, gusts 9 mph14 km/h	75%	5%	0
Sat 10p	Clear	47°8° (likely 47°8° to 49°9°)	44°7°	0%	6 mph10 km/h from SE, gusts 9 mph14 km/h	77%	0%	0
Sat 11p	Clear	45°7° (likely 45°7° to 47°8°)	42°6°	0%	6 mph10 km/h from SE, gusts 9 mph14 km/h	77%	0%	0
Sun 12a	Clear	43°6° (likely 43°6° to 46°8°)	41°5°	0%	5 mph8 km/h from SE, gusts 9 mph14 km/h	80%	0%	0
Sun 1a	Clear	42°6° (likely 42°6° to 45°7°)	40°4°	0%	3 mph5 km/h from SE, gusts 7 mph11 km/h	84%	0%	0
Sun 2a	Clear	41°5° (likely 41°5° to 44°7°)	41°5°	0%	2 mph3 km/h from SE, gusts 5 mph9 km/h	86%	0%	0
Sun 3a	Clear	40°4° (likely 40°4° to 43°6°)	40°4°	0%	2 mph3 km/h from E, gusts 6 mph9 km/h	89%	0%	0
Sun 4a	Clear	39°4° (likely 39°4° to 42°6°)	39°4°	0%	1 mph2 km/h from E, gusts 4 mph7 km/h	90%	0%	0
Sun 5a	Clear	38°3° (likely 38°3° to 42°6°)	38°3°	0%	1 mph2 km/h from SE, gusts 4 mph7 km/h	95%	0%	0
Sun 6a	Clear	36°2° (likely 36°2° to 42°6°)	36°2°	0%	1 mph2 km/h from E, gusts 3 mph4 km/h	98%	0%	0
Sun 7a	Clear	36°2° (likely 36°2° to 42°6°)	36°2°	0%	0 mph0 km/h, gusts 2 mph4 km/h	100%	1%	0
Sun 8a	Sunny	35°2° (likely 35°2° to 41°5°)	35°2°	0%	0 mph0 km/h, gusts 2 mph3 km/h	99%	4%	0
Sun 9a	Sunny	38°3° (likely 38°3° to 44°7°)	38°3°	0%	1 mph2 km/h from SE, gusts 3 mph4 km/h	100%	3%	0
Sun 10a	Sunny	47°8° (likely 47°8° to 51°11°)	47°8°	0%	1 mph2 km/h from SE, gusts 5 mph9 km/h	85%	1%	1
Sun 11a	Sunny	53°12° (likely 53°12° to 56°13°)	53°12°	0%	1 mph2 km/h from S, gusts 6 mph10 km/h	69%	2%	3
Sun 12p	Sunny	58°14° (likely 57°14° to 59°15°)	58°14°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	58%	1%	3
Sun 1p	Sunny	61°16° (likely 60°16° to 62°17°)	61°16°	0%	0 mph0 km/h, gusts 4 mph7 km/h	51%	1%	4
Sun 2p	Sunny	64°18° (likely 62°17° to 64°18°)	64°18°	0%	0 mph0 km/h, gusts 5 mph7 km/h	47%	0%	4
Sun 3p	Sunny	64°18° (likely 63°17° to 64°18°)	64°18°	0%	0 mph0 km/h, gusts 5 mph8 km/h	47%	0%	4
Sun 4p	Sunny	64°18° (likely 63°17° to 64°18°)	64°18°	0%	0 mph0 km/h, gusts 4 mph6 km/h	46%	0%	3
Sun 5p	Sunny	65°18° (likely 62°17° to 65°18°)	65°18°	0%	0 mph0 km/h, gusts 4 mph6 km/h	45%	35%	2
Sun 6p	Clear	62°17° (likely 58°14° to 62°17°)	62°17°	0%	0 mph0 km/h, gusts 4 mph6 km/h	50%	15%	1
Sun 7p	Clear	58°14° (likely 54°12° to 58°14°)	58°14°	0%	0 mph0 km/h, gusts 3 mph5 km/h	58%	29%	0
Sun 8p	Clear	55°13° (likely 51°11° to 55°13°)	55°13°	0%	1 mph2 km/h from E, gusts 4 mph6 km/h	67%	2%	0
Sun 9p	Clear	48°9° (likely 48°9° to 52°11°)	48°9°	0%	1 mph2 km/h from E, gusts 4 mph6 km/h	85%	1%	0
Sun 10p	Clear	46°8° (likely 46°8° to 51°11°)	46°8°	0%	1 mph2 km/h from SE, gusts 4 mph7 km/h	94%	13%	0
Sun 11p	Clear	44°7° (likely 44°7° to 50°10°)	44°7°	0%	1 mph2 km/h from SE, gusts 5 mph8 km/h	98%	33%	0
Mon 12a	Clear	43°6° (likely 43°6° to 48°9°)	43°6°	0%	1 mph2 km/h from SE, gusts 3 mph6 km/h	100%	3%	0
Mon 1a	Clear	42°6° (likely 42°6° to 47°8°)	42°6°	0%	1 mph2 km/h from S, gusts 3 mph4 km/h	100%	11%	0
Mon 2a	Clear	41°5° (likely 41°5° to 46°8°)	41°5°	0%	1 mph2 km/h from S, gusts 4 mph6 km/h	100%	17%	0
Mon 3a	Clear	40°4° (likely 40°4° to 45°7°)	41°5°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	100%	17%	0
Mon 4a	Clear	40°4° (likely 40°4° to 44°7°)	40°4°	0%	2 mph3 km/h from S, gusts 4 mph7 km/h	100%	17%	0
Mon 5a	Clear	39°4° (likely 39°4° to 43°6°)	39°4°	0%	2 mph3 km/h from S, gusts 5 mph8 km/h	100%	16%	0
Mon 6a	Clear	39°4° (likely 39°4° to 42°6°)	39°4°	0%	2 mph3 km/h from S, gusts 5 mph7 km/h	100%	17%	0
Mon 7a	Clear	38°3° (likely 38°3° to 41°5°)	39°4°	0%	2 mph3 km/h from S, gusts 5 mph8 km/h	100%	21%	0
Mon 8a	Sunny	38°3° (likely 38°3° to 41°5°)	39°4°	0%	2 mph3 km/h from S, gusts 4 mph7 km/h	99%	21%	0
Mon 9a	Sunny	41°5° (likely 39°4° to 47°8°)	40°4°	0%	3 mph5 km/h from S, gusts 3 mph5 km/h	100%	26%	0
Mon 10a	Sunny	48°9° (likely 46°8° to 52°11°)	48°9°	0%	3 mph5 km/h from S, gusts 5 mph7 km/h	92%	13%	1
Mon 11a	Sunny	55°13° (likely 54°12° to 56°13°)	55°13°	0%	2 mph3 km/h from SW, gusts 6 mph10 km/h	77%	2%	3

Days ahead

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

Today, Oct 24. Sunny. High 65°18°, low 35°2°. Typical 60°16° / 42°6°. Dry. Forecasts agree.
1. Afternoon
  noon–6 PM
  Sunny, 64°18°
  Dry
2. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
3. Overnight
  midnight–6 AM
  Clear, 38°3°
  Dry
Official NWS forecast
Today: Sunny, with a high near 65. Southeast wind around 2 mph.
Tonight: Patchy fog after 4am. Clear, with a low around 35. Southeast wind 1 to 7 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
63°17°–65°18°
Low, likely
35°2°–41°5°
Typical high / low
60°16° / 42°6°
Wind
7 mph12 km/h, gusts 13 mph21 km/h
UV peak
4
Tomorrow, Oct 25. Fog. High 66°19°, low 38°3°. Typical 60°16° / 42°6°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 35°2°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 39°4°
  Dry
Official NWS forecast
Day: Areas of fog and patchy frost before 10am. Sunny, with a high near 66. Southeast wind around 1 mph.
Night: Areas of fog after 10pm. Mostly clear, with a low around 38. Southeast wind around 2 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
63°17°–66°19°
Low, likely
36°2°–41°5°
Typical high / low
60°16° / 42°6°
Wind
6 mph10 km/h, gusts 13 mph20 km/h
UV peak
4
Monday, Oct 26. Fog. High 68°20°, low 43°6°. Typical 59°15° / 42°6°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 38°3°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 46°8°
  Dry
Official NWS forecast
Day: Patchy fog before 9am. Sunny, with a high near 68. Southwest wind around 3 mph.
Night: Areas of fog after 11pm. Mostly clear, with a low around 43.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
65°18°–68°20°
Low, likely
38°3°–43°6°
Typical high / low
59°15° / 42°6°
Wind
5 mph8 km/h, gusts 13 mph21 km/h
UV peak
4
Tuesday, Oct 27. Fog. High 67°19°, low 42°6°. Typical 59°15° / 41°5°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Areas of fog before 10am. Mostly sunny, with a high near 67.
Night: Partly cloudy, with a low around 42.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
65°18°–67°19°
Low, likely
42°6°–46°8°
Typical high / low
59°15° / 41°5°
Wind
5 mph8 km/h, gusts 12 mph19 km/h
UV peak
4
Wednesday, Oct 28. Mostly cloudy. High 68°20°, low 44°7°. Typical 59°15° / 41°5°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 67°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 45°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 68.
Night: Mostly cloudy, with a low around 44.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–69°21°
Low, likely
43°6°–49°9°
Typical high / low
59°15° / 41°5°
Wind
9 mph14 km/h, gusts 17 mph27 km/h
UV peak
3
Thursday, Oct 29. Mostly sunny. High 70°21°, low 45°7°. Typical 58°14° / 41°5°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 44°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, 45°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 70.
Night: Mostly clear, with a low around 45.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
69°21°–71°22°
Low, likely
41°5°–48°9°
Typical high / low
58°14° / 41°5°
Wind
8 mph12 km/h, gusts 24 mph38 km/h
UV peak
4
Friday, Oct 30. Partly sunny. High 68°20°, low 43°6°. Typical 58°14° / 40°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 43°6°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 68.
Night: Partly cloudy, with a low around 43.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
65°18°–72°22°
Low, likely
39°4°–46°8°
Typical high / low
58°14° / 40°4°
Wind
7 mph10 km/h, gusts 21 mph33 km/h
UV peak
2
Saturday, Oct 31. Cloudy. High 68°20°, low 44°7°. Typical 57°14° / 40°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 42°6°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°10°
  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
60°16°–72°22°
Low, likely
38°3°–50°10°
Typical high / low
57°14° / 40°4°
Wind
9 mph14 km/h, gusts 23 mph36 km/h
UV peak
3
Sunday, Nov 1. Cloudy. High 67°19°, low 51°11°. Typical 57°14° / 40°4°. Rain 0.03 in0.8 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  30% chance
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  40% chance
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  40% chance · 0.02 in0.4 mm
4. Overnight
  midnight–6 AM
  Cloudy, 57°14°
  40% chance · 0.04 in1 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
60°16°–73°23°
Low, likely
47°8°–55°13°
Typical high / low
57°14° / 40°4°
Wind
11 mph18 km/h, gusts 26 mph42 km/h
UV peak
3
Monday, Nov 2. Drizzle. High 61°16°, low 53°12°. Typical 57°14° / 39°4°. Rain 0.28 in7.1 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 58°14°
  40% chance · 0.04 in0.9 mm
2. Afternoon
  noon–6 PM
  Drizzle, 63°17°
  40% chance · 0.06 in1.5 mm
3. Evening
  6 PM–midnight
  Drizzle, 55°13°
  40% chance · 0.08 in1.9 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
50°10°–68°20°
Low, likely
45°7°–58°14°
Typical high / low
57°14° / 39°4°
Wind
9 mph14 km/h, gusts 25 mph40 km/h

10 days15 days30 days

The outlook

Today
Dry, high 65°, low 35°.
Tomorrow
Dry, high 66°, low 38°.
Monday
Dry, high 68°, low 43°.
Rest of week
Highs 61–70°; chance of precipitation on Monday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (PBZ) (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

Monongahela River at Charleroi Lock and Dam

2.9 mi

Below flood stage

Level: 7.8 ft

Forecast peak 8.2 ft Sat 8 PM

Reading from Sat 11 AM · NWS gauge page

Youghiogheny River at Sutersville

5.1 mi

Below flood stage

Level: 4.1 ft
Flow: 1,590 cfs

Forecast peak 4.1 ft Sat 2 PM

Reading from Sat 11:15 AM · NWS gauge page

Monongahela River at Maxwell Lock and Dam (lower pool)

13 mi

Below flood stage

Level: 10.2 ft
Flow: 6,360 cfs

Forecast peak 10.2 ft Sat 2 PM

Reading from Sat 11:30 AM · NWS gauge page

Monongahela River at Braddock Lock and Dam

15 mi

Below flood stage

Level: 14.8 ft
Flow: 408 cfs

Forecast peak 14.7 ft Sat 2 PM

Reading from Sat 11:28 AM · NWS gauge page

For your home

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

Heating this week

About 70% less heating than a typical week.

This week 31Typical 104

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 25
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 18 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 41°F).

Open the windows?

Today, 1:00 PM–6:00 PM

Good stretch to open the windows.

Is this typical?

PITTSBURGH ALLEGHENY COUNTY AP · official normals 1991–2020 · records 1935–2026

Oct 24, today vs a typical year

Today’s expected high is 5°3° warmer than typical.

Last 7 days vs normal

On average 2°1° colder than normal (daily mean temperature).

−7°−4°SunOct 18
−2°−1°MonOct 19
±0°TueOct 20
+2°+1°WedOct 21
−2°−1°ThuOct 22
+1°±0°FriOct 23
—SatOct 24

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

Sun & moon

Sun

Daylight: 10 h 47 min; Losing 2 min 25 s a day; shortest Dec 21, 1 h 28 min less
Golden hour: 5:49–6:43 PM; Morning 7:22–8:17 AM
Blue hour: 6:43–6:54 PM; Morning 7:12–7:22 AM; first light 7:12 AM

Stars tonight? Fair

Clear 6:54 PM–7:13 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

97% lit · growing

Today: sets 5:52 AM · rises 5:23 PM
Full moon: Oct 26
New moon: Nov 9

Looking southeast from Donora. The highest point on the skyline is about 2,800 ft, 27 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Donora, PA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Monongahela River at Charleroi Lock and Dam

Youghiogheny River at Sutersville

Monongahela River at Maxwell Lock and Dam (lower pool)

Monongahela River at Braddock Lock and Dam

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