Observed 9:50 AM EDT at KAGC

Monongahela, PA weather

Sunny and 50°10°.

Forecasts agree

Now 50°10°

Sunny

Wind: Calm; Up to 6 mph10 km/h through 10 PM
Dew point: 45°7°; Comfortable
UV index: 1Low; Moderate 11 AM–5 PM · peak 4
Air quality (notable): 132Unhealthy for sensitive groups; PM2.5 (fine particles) · tomorrow moderate
Pressure: 30.36 inHg1028 hPa; Rising slowly · +0.03 inHg+1.2 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Above 60°16° today by 1 PM
High 63°17° today at 5 PM
Below 50°10° tonight after 9 PM
Low 35°2° tomorrow at 7 AM

This morningUp to 54°12° by 11 AM · Clear
This afternoonUp to 63°17° by 5 PM · Clear
TonightDown to 36°2° by 5 AM · Clear
Tomorrow morningUp to 54°12° by 11 AM · Clear
Tomorrow afternoonUp to 65°18° by 3 PM · Clear
Tomorrow nightDown to 36°2° by 5 AM · Clear
Sunday morningUp to 39°4° by 9 AM · freezing, low 32°0° · 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 10a	Sunny	48°9° (likely 48°9° to 51°11°)	48°9°	0%	2 mph3 km/h from NE, gusts 5 mph8 km/h	94%	22%	1
Fri 11a	Sunny	54°12° (likely 54°12° to 56°13°)	54°12°	0%	3 mph5 km/h from NE, gusts 7 mph12 km/h	79%	2%	3
Fri 12p	Sunny	58°14° (likely 58°14° to 59°15°)	58°14°	0%	5 mph8 km/h from NE, gusts 9 mph15 km/h	66%	3%	4
Fri 1p	Sunny	60°16° (likely 60°16° to 61°16°)	60°16°	0%	5 mph8 km/h from NE, gusts 10 mph17 km/h	59%	8%	4
Fri 2p	Sunny	62°17° (likely 61°16° to 62°17°)	62°17°	0%	5 mph8 km/h from NE, gusts 10 mph16 km/h	54%	10%	4
Fri 3p	Sunny	62°17° (likely 61°16° to 63°17°)	62°17°	0%	5 mph8 km/h from NE, gusts 10 mph15 km/h	51%	10%	4
Fri 4p	Sunny	62°17° (likely 61°16° to 63°17°)	63°17°	0%	6 mph10 km/h from NE, gusts 9 mph15 km/h	49%	9%	3
Fri 5p	Sunny	63°17° (likely 60°16° to 63°17°)	63°17°	0%	6 mph10 km/h from NE, gusts 9 mph15 km/h	47%	8%	2
Fri 6p	Clear	60°16° (likely 57°14° to 60°16°)	61°16°	0%	5 mph8 km/h from NE, gusts 9 mph14 km/h	49%	3%	1
Fri 7p	Clear	57°14° (likely 53°12° to 57°14°)	57°14°	0%	5 mph8 km/h from NE, gusts 8 mph13 km/h	56%	4%	0
Fri 8p	Clear	53°12° (likely 50°10° to 53°12°)	53°12°	0%	3 mph5 km/h from NE, gusts 7 mph11 km/h	67%	0%	0
Fri 9p	Clear	47°8° (likely 47°8° to 50°10°)	46°8°	0%	3 mph5 km/h from E, gusts 6 mph10 km/h	79%	3%	0
Fri 10p	Clear	44°7° (likely 44°7° to 48°9°)	43°6°	0%	3 mph5 km/h from E, gusts 7 mph12 km/h	86%	0%	0
Fri 11p	Clear	43°6° (likely 43°6° to 47°8°)	41°5°	0%	3 mph5 km/h from E, gusts 6 mph10 km/h	91%	2%	0
Sat 12a	Clear	42°6° (likely 41°5° to 46°8°)	42°6°	0%	2 mph3 km/h from E, gusts 5 mph8 km/h	95%	1%	0
Sat 1a	Clear	40°4° (likely 40°4° to 45°7°)	41°5°	0%	2 mph3 km/h from E, gusts 5 mph7 km/h	98%	1%	0
Sat 2a	Clear	40°4° (likely 39°4° to 45°7°)	40°4°	0%	2 mph3 km/h from E, gusts 5 mph7 km/h	97%	2%	0
Sat 3a	Clear	39°4° (likely 38°3° to 44°7°)	39°4°	0%	2 mph3 km/h from E, gusts 4 mph7 km/h	95%	7%	0
Sat 4a	Clear	38°3° (likely 37°3° to 43°6°)	38°3°	0%	1 mph2 km/h from E, gusts 5 mph8 km/h	97%	9%	0
Sat 5a	Clear	36°2° (likely 36°2° to 43°6°)	36°2°	0%	1 mph2 km/h from E, gusts 4 mph7 km/h	100%	10%	0
Sat 6a	Clear	36°2° (likely 35°2° to 42°6°)	36°2°	0%	1 mph2 km/h from E, gusts 5 mph7 km/h	100%	10%	0
Sat 7a	Clear	35°2° (likely 35°2° to 42°6°)	35°2°	0%	1 mph2 km/h from E, gusts 5 mph8 km/h	99%	11%	0
Sat 8a	Sunny	35°2° (likely 34°1° to 41°5°)	35°2°	0%	1 mph2 km/h from E, gusts 5 mph8 km/h	99%	11%	0
Sat 9a	Sunny	39°4° (likely 38°3° to 45°7°)	39°4°	0%	1 mph2 km/h from E, gusts 5 mph8 km/h	100%	7%	0
Sat 10a	Sunny	48°9° (likely 48°9° to 51°11°)	48°9°	0%	1 mph2 km/h from SE, gusts 10 mph16 km/h	84%	0%	1
Sat 11a	Sunny	54°12° (likely 54°12° to 56°13°)	54°12°	0%	1 mph2 km/h from SE, gusts 7 mph12 km/h	70%	1%	3
Sat 12p	Sunny	59°15° (likely 58°14° to 60°16°)	59°15°	0%	1 mph2 km/h from SE, gusts 6 mph9 km/h	60%	1%	3
Sat 1p	Sunny	62°17° (likely 60°16° to 62°17°)	62°17°	0%	1 mph2 km/h from S, gusts 4 mph7 km/h	53%	3%	4
Sat 2p	Sunny	64°18° (likely 62°17° to 64°18°)	64°18°	0%	1 mph2 km/h from SE, gusts 4 mph7 km/h	50%	3%	4
Sat 3p	Sunny	65°18° (likely 62°17° to 65°18°)	65°18°	0%	1 mph2 km/h from SE, gusts 5 mph7 km/h	48%	7%	4
Sat 4p	Sunny	65°18° (likely 63°17° to 65°18°)	65°18°	0%	1 mph2 km/h from E, gusts 5 mph8 km/h	46%	9%	3
Sat 5p	Sunny	65°18° (likely 62°17° to 65°18°)	65°18°	0%	2 mph3 km/h from E, gusts 6 mph9 km/h	47%	7%	2
Sat 6p	Clear	62°17° (likely 59°15° to 62°17°)	62°17°	0%	2 mph3 km/h from NE, gusts 6 mph10 km/h	51%	3%	1
Sat 7p	Clear	58°14° (likely 54°12° to 58°14°)	58°14°	0%	2 mph3 km/h from E, gusts 6 mph10 km/h	56%	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	70%	6%	0
Sat 9p	Clear	48°9° (likely 48°9° to 49°9°)	48°9°	0%	2 mph3 km/h from E, gusts 8 mph13 km/h	75%	7%	0
Sat 10p	Clear	45°7° (likely 45°7° to 48°9°)	45°7°	0%	2 mph3 km/h from E, gusts 8 mph13 km/h	81%	4%	0
Sat 11p	Clear	43°6° (likely 43°6° to 47°8°)	43°6°	0%	2 mph3 km/h from SE, gusts 7 mph12 km/h	86%	0%	0
Sun 12a	Clear	42°6° (likely 41°5° to 45°7°)	42°6°	0%	2 mph3 km/h from SE, gusts 6 mph10 km/h	89%	3%	0
Sun 1a	Clear	41°5° (likely 39°4° to 44°7°)	41°5°	0%	2 mph3 km/h from SE, gusts 6 mph9 km/h	90%	9%	0
Sun 2a	Clear	40°4° (likely 37°3° to 43°6°)	40°4°	0%	1 mph2 km/h from SE, gusts 5 mph7 km/h	92%	10%	0
Sun 3a	Clear	38°3° (likely 35°2° to 42°6°)	38°3°	0%	1 mph2 km/h from SE, gusts 4 mph6 km/h	95%	11%	0
Sun 4a	Clear	37°3° (likely 34°1° to 41°5°)	37°3°	0%	0 mph0 km/h, gusts 3 mph4 km/h	97%	11%	0
Sun 5a	Clear	36°2° (likely 33°1° to 40°4°)	36°2°	0%	0 mph0 km/h, gusts 2 mph3 km/h	99%	11%	0
Sun 6a	Clear	34°1° (likely 32°0° to 40°4°)	34°1°	0%	0 mph0 km/h, gusts 3 mph4 km/h	100%	11%	0
Sun 7a	Clear	32°0° (likely 31°−1° to 40°4°)	33°1°	0%	0 mph0 km/h, gusts 2 mph4 km/h	100%	11%	0
Sun 8a	Sunny	34°1° (likely 30°−1° to 41°5°)	34°1°	0%	0 mph0 km/h, gusts 2 mph3 km/h	99%	11%	0
Sun 9a	Sunny	39°4° (likely 31°−1° to 47°8°)	39°4°	0%	0 mph0 km/h, gusts 3 mph6 km/h	89%	9%	0

Days ahead

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

Today, Oct 23. Mostly sunny. High 64°18°, low 34°1°. Typical 61°16° / 43°6°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 36°2°
  Dry
Official NWS forecast
Today: Sunny, with a high near 64. Northeast wind 2 to 6 mph.
Tonight: Clear, with a low around 34. East wind 1 to 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
61°16°–64°18°
Low, likely
34°1°–41°5°
Typical high / low
61°16° / 43°6°
Wind
7 mph11 km/h, gusts 15 mph24 km/h
UV peak
4
Tomorrow, Oct 24. Sunny. High 66°19°, low 32°0°. 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, 51°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 36°2°
  Dry
Official NWS forecast
Day: Patchy frost before 9am. Sunny, with a high near 66. Southeast wind around 2 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°–66°19°
Low, likely
32°0°–41°5°
Typical high / low
60°16° / 42°6°
Wind
7 mph11 km/h, gusts 16 mph26 km/h
UV peak
4
Sunday, Oct 25. Sunny. High 67°19°, low 34°1°. Typical 60°16° / 42°6°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 34°1°
  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, 39°4°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Patchy frost before 9am. Sunny, with a high near 67. North wind around 1 mph.
Night: Mostly clear, with a low around 34.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
63°17°–67°19°
Low, likely
30°−1°–40°4°
Typical high / low
60°16° / 42°6°
Wind
5 mph8 km/h, gusts 11 mph17 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 69°21°, low 41°5°. 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
  Mostly clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Partly 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 69.
Night: Mostly clear, with a low around 41.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
66°19°–69°21°
Low, likely
34°1°–43°6°
Typical high / low
59°15° / 42°6°
Wind
6 mph9 km/h, gusts 14 mph23 km/h
UV peak
4
Tuesday, Oct 27. Partly sunny. High 66°19°, low 41°5°. Typical 59°15° / 41°5°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 47°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 66.
Night: Mostly cloudy, with a low around 41.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
63°17°–68°20°
Low, likely
39°4°–46°8°
Typical high / low
59°15° / 41°5°
Wind
5 mph8 km/h, gusts 13 mph21 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 68°20°, low 41°5°. Typical 59°15° / 41°5°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 67°20°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 68.
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°–51°11°
Typical high / low
59°15° / 41°5°
Wind
9 mph14 km/h
UV peak
3
Thursday, Oct 29. Partly sunny. High 69°21°, low 43°6°. Typical 58°14° / 41°5°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 69°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 49°10°
  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
41°5°–50°10°
Typical high / low
58°14° / 41°5°
Wind
12 mph19 km/h, gusts 25 mph40 km/h
UV peak
4
Friday, Oct 30. Cloudy. High 65°18°, low 48°9°. Typical 58°14° / 40°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 49°9°
  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, 44°7°
  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
58°14°–69°21°
Low, likely
46°8°–49°9°
Typical high / low
58°14° / 40°4°
Wind
8 mph12 km/h, gusts 20 mph32 km/h
UV peak
4
Saturday, Oct 31. Sunny. High 59°15°, low 44°7°. Typical 57°14° / 40°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 55°13°
  Dry
3. Evening
  6 PM–midnight
  Clear, 47°8°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 40°5°
  20% chance · 0.05 in1.4 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
49°9°–70°21°
Low, likely
37°3°–53°12°
Typical high / low
57°14° / 40°4°
Wind
8 mph13 km/h, gusts 18 mph29 km/h
UV peak
1
Sunday, Nov 1. Drizzle. High 61°16°, low 47°8°. Typical 57°14° / 40°4°. Rain 0.17 in4.3 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 41°5°
  30% chance · 0.03 in0.8 mm
2. Afternoon
  noon–6 PM
  Drizzle, 57°14°
  40% chance
3. Evening
  6 PM–midnight
  Drizzle, 52°11°
  40% chance
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
57°14°–67°19°
Low, likely
34°1°–55°13°
Typical high / low
57°14° / 40°4°
Wind
8 mph12 km/h, gusts 17 mph28 km/h

10 days15 days30 days

The outlook

Today
Dry, high 64°, low 34°.
Tomorrow
Dry, high 66°, low 32°.
Sunday
Dry, high 67°, low 34°.
Rest of week
Mostly dry, highs 59–69°.

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 Charleroi Lock and Dam

3.1 mi

Below flood stage

Level: 8.7 ft

Forecast peak 8.7 ft Fri 8 PM

Reading from Fri 8 AM · NWS gauge page

Youghiogheny River at Sutersville

7.0 mi

Below flood stage

Level: 4.2 ft
Flow: 1,680 cfs

Forecast peak 4.5 ft Sat 2 PM

Reading from Fri 8:15 AM · NWS gauge page

Monongahela River at Maxwell Lock and Dam (lower pool)

13 mi

Below flood stage

Level: 10.5 ft
Flow: 8,720 cfs

Forecast peak 10.5 ft Fri 8 PM

Reading from Fri 8:30 AM · NWS gauge page

Monongahela River at Braddock Lock and Dam

14 mi

Below flood stage

Level: 14.7 ft
Flow: 638 cfs

Forecast peak 14.9 ft Fri 2 PM

Reading from Fri 8:43 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 101

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 20 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 45°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 23, today vs a typical year

Today’s expected high is 3°2° warmer than typical.

Last 7 days vs normal

On average 3°2° colder than normal (daily mean temperature).

−8°−5°SatOct 17
−7°−4°SunOct 18
−2°−1°MonOct 19
±0°TueOct 20
+2°+1°WedOct 21
−2°−1°ThuOct 22
—FriOct 23

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

Sun & moon

Sun

Daylight: 10 h 49 min; Losing 2 min 30 s a day; shortest Dec 21, 1 h 31 min less
Golden hour: 5:50–6:45 PM; Morning 7:22–8:16 AM
Blue hour: 6:45–6:55 PM; Morning 7:11–7:22 AM; first light 7:11 AM

Stars tonight? Good

Clear 6:55 PM–7:12 AM; moon 95% lit, sets 5:52 AM.

Moon

Waxing gibbous

92% lit · growing

Today: sets 4:44 AM · rises 4:59 PM
Full moon: Oct 26
New moon: Nov 9

Looking southeast from Monongahela. The highest point on the skyline is about 3,000 ft, 37 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Monongahela, 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 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 23, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Good

Moon