Observed 6:55 AM EDT at KAFJ

Hiller, PA weather

Mostly clear and 36°2°.

Forecasts agree

Now 36°2°

Mostly clear

Wind: Calm; Up to 5 mph8 km/h through 7 PM
Dew point: 36°2°; Comfortable · up to 45°7° by 10 AM
Humidity: 100%; Air 36°2°, dew point 36°2° · frost likely
UV index: 0Low; Moderate 12–4 PM · peak 4
Air quality: 56Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.34 inHg1027 hPa; Rising slowly · +0.04 inHg+1.5 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Fog until 10 AM
Above 50°10° today by 11 AM
High 62°17° today at 3 PM
Below 50°10° tonight after 9 PM
Low 36°2° tonight at 5 AM

This morningUp to 53°12° by 11 AM · Partly cloudy
This afternoonUp to 62°17° by 3 PM · Clear
TonightDown to 36°2° by 5 AM · Clear
Tomorrow morningUp to 54°12° by 11 AM · Clear
Tomorrow afternoonUp to 64°18° by 3 PM · Clear
Tomorrow nightDown to 35°2° by 5 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
Fri 7a	Fog	38°3° (likely 36°2° to 42°6°)	39°4°	0%	1 mph2 km/h from NE, gusts 2 mph4 km/h	95%	52%	0
Fri 8a	Fog	38°3° (likely 36°2° to 42°6°)	39°4°	0%	1 mph2 km/h from NE, gusts 2 mph3 km/h	94%	53%	0
Fri 9a	Fog	40°4° (likely 39°4° to 45°7°)	40°4°	0%	1 mph2 km/h from N, gusts 2 mph3 km/h	100%	53%	0
Fri 10a	Sunny	46°8° (likely 46°8° to 51°11°)	47°8°	0%	1 mph2 km/h from NE, gusts 5 mph8 km/h	96%	31%	1
Fri 11a	Mostly sunny	53°12° (likely 53°12° to 56°13°)	53°12°	0%	2 mph3 km/h from NE, gusts 6 mph10 km/h	80%	12%	2
Fri 12p	Sunny	56°13° (likely 56°13° to 59°15°)	56°13°	0%	3 mph5 km/h from NE, gusts 8 mph12 km/h	68%	1%	3
Fri 1p	Sunny	60°16° (likely 60°16° to 62°17°)	60°16°	0%	5 mph8 km/h from NE, gusts 10 mph15 km/h	58%	5%	4
Fri 2p	Sunny	61°16° (likely 61°16° to 63°17°)	61°16°	0%	5 mph8 km/h from NE, gusts 9 mph15 km/h	54%	9%	4
Fri 3p	Sunny	62°17° (likely 62°17° to 63°17°)	62°17°	0%	5 mph8 km/h from NE, gusts 9 mph14 km/h	51%	10%	3
Fri 4p	Sunny	62°17° (likely 62°17° to 63°17°)	62°17°	0%	5 mph8 km/h from NE, gusts 10 mph15 km/h	49%	9%	2
Fri 5p	Sunny	62°17° (likely 61°16° to 62°17°)	62°17°	0%	5 mph8 km/h from NE, gusts 10 mph16 km/h	49%	7%	1
Fri 6p	Clear	60°16° (likely 58°14° to 60°16°)	60°16°	0%	5 mph8 km/h from NE, gusts 9 mph14 km/h	50%	1%	0
Fri 7p	Clear	56°13° (likely 53°12° to 56°13°)	56°13°	0%	3 mph5 km/h from NE, gusts 8 mph12 km/h	59%	2%	0
Fri 8p	Clear	50°10° (likely 50°10° to 52°11°)	49°9°	0%	3 mph5 km/h from NE, gusts 6 mph10 km/h	79%	0%	0
Fri 9p	Clear	46°8° (likely 46°8° to 50°10°)	46°8°	0%	2 mph3 km/h from E, gusts 6 mph9 km/h	85%	0%	0
Fri 10p	Clear	44°7° (likely 44°7° to 48°9°)	44°7°	0%	2 mph3 km/h from E, gusts 5 mph8 km/h	90%	0%	0
Fri 11p	Clear	43°6° (likely 43°6° to 47°8°)	43°6°	0%	2 mph3 km/h from E, gusts 5 mph9 km/h	92%	0%	0
Sat 12a	Clear	42°6° (likely 42°6° to 46°8°)	42°6°	0%	2 mph3 km/h from E, gusts 7 mph12 km/h	94%	1%	0
Sat 1a	Clear	41°5° (likely 41°5° to 46°8°)	41°5°	0%	2 mph3 km/h from E, gusts 7 mph12 km/h	97%	0%	0
Sat 2a	Clear	40°4° (likely 40°4° to 45°7°)	40°4°	0%	2 mph3 km/h from NE, gusts 7 mph11 km/h	97%	0%	0
Sat 3a	Clear	39°4° (likely 39°4° to 45°7°)	39°4°	0%	1 mph2 km/h from NE, gusts 6 mph10 km/h	96%	0%	0
Sat 4a	Clear	38°3° (likely 38°3° to 44°7°)	38°3°	0%	1 mph2 km/h from NE, gusts 4 mph7 km/h	99%	0%	0
Sat 5a	Clear	36°2° (likely 36°2° to 44°7°)	37°3°	0%	0 mph0 km/h, gusts 3 mph5 km/h	100%	0%	0
Sat 6a	Clear	36°2° (likely 36°2° to 43°6°)	36°2°	0%	0 mph0 km/h, gusts 4 mph6 km/h	100%	2%	0
Sat 7a	Clear	35°2° (likely 35°2° to 42°6°)	35°2°	0%	0 mph0 km/h, gusts 3 mph4 km/h	99%	9%	0
Sat 8a	Sunny	35°2° (likely 34°1° to 42°6°)	35°2°	0%	0 mph0 km/h, gusts 3 mph5 km/h	99%	12%	0
Sat 9a	Sunny	39°4° (likely 38°3° to 45°7°)	39°4°	0%	0 mph0 km/h, gusts 4 mph6 km/h	100%	11%	0
Sat 10a	Sunny	47°8° (likely 47°8° to 51°11°)	47°8°	0%	0 mph0 km/h, gusts 8 mph13 km/h	85%	4%	1
Sat 11a	Sunny	54°12° (likely 54°12° to 57°14°)	54°12°	0%	0 mph0 km/h, gusts 6 mph10 km/h	70%	3%	3
Sat 12p	Sunny	58°14° (likely 58°14° to 60°16°)	58°14°	0%	0 mph0 km/h, gusts 5 mph8 km/h	61%	1%	4
Sat 1p	Sunny	62°17° (likely 61°16° to 62°17°)	62°17°	0%	0 mph0 km/h, gusts 4 mph6 km/h	52%	0%	4
Sat 2p	Sunny	63°17° (likely 62°17° to 64°18°)	63°17°	0%	0 mph0 km/h, gusts 4 mph6 km/h	50%	0%	4
Sat 3p	Sunny	64°18° (likely 63°17° to 65°18°)	64°18°	0%	0 mph0 km/h, gusts 4 mph6 km/h	48%	1%	4
Sat 4p	Sunny	64°18° (likely 63°17° to 65°18°)	65°18°	0%	0 mph0 km/h, gusts 4 mph7 km/h	46%	6%	3
Sat 5p	Sunny	64°18° (likely 62°17° to 64°18°)	64°18°	0%	1 mph2 km/h from NE, gusts 5 mph9 km/h	47%	6%	2
Sat 6p	Clear	62°17° (likely 59°15° to 62°17°)	62°17°	0%	1 mph2 km/h from NE, gusts 7 mph12 km/h	51%	1%	1
Sat 7p	Clear	58°14° (likely 54°12° to 58°14°)	58°14°	0%	2 mph3 km/h from E, gusts 9 mph14 km/h	58%	1%	0
Sat 8p	Clear	51°11° (likely 50°10° to 52°11°)	51°11°	0%	2 mph3 km/h from E, gusts 8 mph13 km/h	73%	8%	0
Sat 9p	Clear	48°9° (likely 48°9° to 50°10°)	48°9°	0%	2 mph3 km/h from E, gusts 8 mph12 km/h	79%	6%	0
Sat 10p	Clear	45°7° (likely 45°7° to 48°9°)	45°7°	0%	2 mph3 km/h from E, gusts 8 mph12 km/h	83%	1%	0
Sat 11p	Clear	44°7° (likely 44°7° to 47°8°)	44°7°	0%	2 mph3 km/h from SE, gusts 6 mph10 km/h	85%	0%	0
Sun 12a	Clear	42°6° (likely 42°6° to 46°8°)	42°6°	0%	1 mph2 km/h from SE, gusts 4 mph7 km/h	87%	0%	0
Sun 1a	Clear	41°5° (likely 41°5° to 45°7°)	41°5°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	90%	0%	0
Sun 2a	Clear	40°4° (likely 39°4° to 44°7°)	40°4°	0%	0 mph0 km/h, gusts 2 mph3 km/h	92%	0%	0
Sun 3a	Clear	38°3° (likely 36°2° to 44°7°)	38°3°	0%	0 mph0 km/h, gusts 2 mph2 km/h	95%	0%	0
Sun 4a	Clear	36°2° (likely 34°1° to 43°6°)	37°3°	0%	0 mph0 km/h, gusts 2 mph3 km/h	98%	12%	0
Sun 5a	Clear	35°2° (likely 32°0° to 43°6°)	35°2°	0%	0 mph0 km/h, gusts 2 mph3 km/h	99%	15%	0
Sun 6a	Clear	33°1° (likely 31°−1° to 42°6°)	33°1°	0%	0 mph0 km/h, gusts 2 mph3 km/h	100%	15%	0

Days ahead

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

Today, Oct 23. Mostly sunny. High 63°17°, low 35°2°. Typical 63°17° / 40°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Fog, 38°3°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 50°10°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 36°2°
  Dry
Official NWS forecast
Today: Sunny, with a high near 63. Northeast wind 1 to 5 mph.
Tonight: Mostly clear, with a low around 35. Northeast wind 0 to 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
62°17°–63°17°
Low, likely
35°2°–41°5°
Typical high / low
63°17° / 40°4°
Wind
7 mph11 km/h, gusts 16 mph25 km/h
UV peak
4
Tomorrow, Oct 24. Sunny. High 65°18°, low 32°0°. Typical 63°17° / 39°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 35°2°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 51°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 35°2°
  Dry
Official NWS forecast
Day: Patchy frost between 7am and 9am. Sunny, with a high near 65. Northeast wind around 1 mph.
Night: Patchy frost after 5am. Clear, with a low around 32. East wind around 2 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
63°17°–65°18°
Low, likely
32°0°–42°6°
Typical high / low
63°17° / 39°4°
Wind
7 mph12 km/h, gusts 14 mph22 km/h
UV peak
4
Sunday, Oct 25. Sunny. High 66°19°, low 34°1°. Typical 62°17° / 39°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 36°2°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 51°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 40°4°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Areas of frost before 9am. Sunny, with a high near 66. Wind around 0 mph.
Night: Mostly clear, with a low around 34.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
64°18°–66°19°
Low, likely
31°−1°–41°5°
Typical high / low
62°17° / 39°4°
Wind
5 mph9 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 68°20°, low 41°5°. Typical 62°17° / 38°3°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 38°3°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 67°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 44°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Patchy frost between 7am and 8am. Sunny, with a high near 68.
Night: Mostly clear, with a low around 41.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
66°19°–68°20°
Low, likely
33°1°–42°6°
Typical high / low
62°17° / 38°3°
Wind
5 mph9 km/h, gusts 11 mph17 km/h
UV peak
4
Tuesday, Oct 27. Partly sunny. High 65°18°, low 41°5°. Typical 62°17° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 42°6°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 48°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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–69°21°
Low, likely
39°4°–45°7°
Typical high / low
62°17° / 38°3°
Wind
5 mph9 km/h, gusts 13 mph21 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 67°19°, low 41°5°. Typical 61°16° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 67.
Night: Partly cloudy, with a low around 41.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–70°21°
Low, likely
41°5°–50°10°
Typical high / low
61°16° / 38°3°
Wind
8 mph13 km/h
UV peak
3
Thursday, Oct 29. Partly sunny. High 69°21°, low 43°6°. Typical 61°16° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 69.
Night: Partly cloudy, with a low around 43.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
69°21°–71°22°
Low, likely
43°6°–50°10°
Typical high / low
61°16° / 38°3°
Wind
12 mph19 km/h, gusts 25 mph40 km/h
UV peak
4
Friday, Oct 30. Cloudy. High 66°19°, low 47°8°. Typical 60°16° / 37°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 46°8°
  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, 46°8°
  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
59°15°–70°21°
Low, likely
44°7°–49°9°
Typical high / low
60°16° / 37°3°
Wind
9 mph14 km/h, gusts 18 mph29 km/h
UV peak
4
Saturday, Oct 31. Drizzle. High 60°16°, low 44°7°. Typical 60°16° / 37°3°. Rain 0.05 in1.3 mm, 10% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Drizzle, 54°12°
  Dry
3. Evening
  6 PM–midnight
  Clear, 49°9°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 43°6°
  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
49°9°–70°21°
Low, likely
37°3°–54°12°
Typical high / low
60°16° / 37°3°
Wind
8 mph13 km/h, gusts 20 mph33 km/h
UV peak
2
Sunday, Nov 1. Showers. High 64°18°, low 48°9°. Typical 60°16° / 37°3°. Rain 0.48 in12 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Showers, 44°7°
  30% chance · 0.12 in3 mm
2. Afternoon
  noon–6 PM
  Showers, 60°15°
  40% chance · 0.18 in4.6 mm
3. Evening
  6 PM–midnight
  Drizzle, 53°12°
  40% chance · 0.1 in2.7 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°–68°20°
Low, likely
33°1°–57°14°
Typical high / low
60°16° / 37°3°
Wind
12 mph19 km/h, gusts 34 mph54 km/h
UV peak
1

10 days15 days30 days

The outlook

Today
Dry, high 63°, low 35°.
Tomorrow
Dry, high 65°, low 32°.
Sunday
Dry, high 66°, low 34°.
Rest of week
Mostly dry, highs 60–69°.

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 Maxwell Lock and Dam (lower pool)

2.7 mi

Below flood stage

Level: 10.5 ft
Flow: 8,880 cfs

Forecast peak 10.5 ft Fri 8 AM

Reading from Fri 6:30 AM · NWS gauge page

Monongahela River at Charleroi Lock and Dam

9.8 mi

Below flood stage

Level: 8.7 ft

Forecast peak 8.7 ft Fri 8 AM

Reading from Fri 6 AM · NWS gauge page

Monongahela River at Grays Landing Lock and Dam

13 mi

Below flood stage

Level: 11.6 ft
Flow: 7,900 cfs

Forecast peak 11.9 ft Fri 8 PM

Reading from Fri 6:46 AM · NWS gauge page

Youghiogheny River at Connellsville

17 mi

Below flood stage

Level: 2.8 ft
Flow: 1,360 cfs

Forecast peak 3.0 ft Sat 8 AM

Reading from Fri 6:15 AM · NWS gauge page

For your home

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

Heating this week

About 68% less heating than a typical week.

This week 33Typical 103

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 26
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 19 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 36°F).

Open the windows?

Today, 1:00 PM–6:00 PM

Good stretch to open the windows.

Is this typical?

Donora 1 SW · official normals 1991–2020 · records 1926–2026

Oct 23, today vs a typical year

Today’s expected high is about typical for the date.

Last 7 days vs normal

—SatOct 17
—SunOct 18
—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23

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

Sun & moon

Sun

Daylight: 10 h 50 min; Losing 2 min 25 s a day; shortest Dec 21, 1 h 30 min less
Golden hour: 5:51–6:45 PM; Morning 7:21–8:16 AM
Blue hour: 6:45–6:56 PM; Morning 7:11–7:21 AM; first light 7:11 AM

Stars tonight? Good

Clear 6:56 PM–7:12 AM; moon 95% lit, sets 5:52 AM.

Moon

Waxing gibbous

91% lit · growing

Today: sets 4:43 AM · rises 4:59 PM
Full moon: Oct 26
New moon: Nov 9

Looking southeast from Hiller. The highest point on the skyline is about 3,000 ft, 28 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Hiller, PA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Sunday

Rest of week

What changed since yesterday

Radar

Rivers

Monongahela River at Maxwell Lock and Dam (lower pool)

Monongahela River at Charleroi Lock and Dam

Monongahela River at Grays Landing Lock and Dam

Youghiogheny River at Connellsville

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 23, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Good

Moon