Observed 10:56 PM EDT at KBTP

West Sunbury, PA weather

Clear and 42°6°.

Forecasts agree

Now 42°6°

Clear

Wind: 5 mph8 km/h; From the north-northeast. Up to 5 mph8 km/h through 11 AM
Dew point: 41°5°; Comfortable
Humidity: 96%; Air 42°6°, dew point 41°5° · fog or dew likely
UV tomorrow: 4Moderate; Moderate 12–5 PM · peak 4
Air quality: 32Good; PM2.5 (fine particles) · tomorrow moderate
Pressure: 30.4 inHg1029 hPa; Rising slowly · +0.02 inHg+0.6 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

6°3° cooler than this time yesterday (48°9° then, 42°6° now)

Good hours for

Low 36°2° tomorrow at 7 AM
Above 50°10° tomorrow by 11 AM
High 62°17° tomorrow at 3 PM
Below 50°10° tomorrow night after 8 PM

TonightDown to 37°3° by 5 AM · Clear
Tomorrow morningUp to 52°11° by 11 AM · Clear
Tomorrow afternoonUp to 62°17° by 3 PM · Clear
Tomorrow nightDown to 35°2° by 4 AM · Clear
Sunday morningUp to 53°12° by 11 AM · Clear
Sunday afternoonUp to 65°18° by 4 PM · Clear
Sunday nightDown to 44°7° by 10 PM · Partly cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Fri 11p	Clear	46°8° (likely 45°7° to 46°8°)	46°8°	0%	2 mph3 km/h from E, gusts 4 mph6 km/h	72%	0%	0
Sat 12a	Clear	45°7° (likely 43°6° to 45°7°)	45°7°	0%	2 mph3 km/h from E, gusts 6 mph10 km/h	73%	0%	0
Sat 1a	Clear	43°6° (likely 42°6° to 45°7°)	43°6°	0%	2 mph3 km/h from E, gusts 7 mph11 km/h	76%	0%	0
Sat 2a	Clear	42°6° (likely 41°5° to 43°6°)	40°4°	0%	3 mph5 km/h from E, gusts 8 mph13 km/h	78%	0%	0
Sat 3a	Clear	41°5° (likely 40°4° to 42°6°)	39°4°	0%	3 mph5 km/h from E, gusts 8 mph12 km/h	80%	0%	0
Sat 4a	Clear	38°3° (likely 38°3° to 42°6°)	36°2°	0%	3 mph5 km/h from E, gusts 8 mph12 km/h	90%	0%	0
Sat 5a	Clear	37°3° (likely 37°3° to 41°5°)	34°1°	0%	3 mph5 km/h from E, gusts 8 mph13 km/h	92%	0%	0
Sat 6a	Clear	37°3° (likely 37°3° to 40°4°)	34°1°	0%	3 mph5 km/h from E, gusts 8 mph13 km/h	96%	0%	0
Sat 7a	Clear	36°2° (likely 36°2° to 40°4°)	33°1°	0%	5 mph8 km/h from E, gusts 8 mph13 km/h	96%	0%	0
Sat 8a	Sunny	36°2° (likely 36°2° to 40°4°)	33°1°	0%	5 mph8 km/h from E, gusts 8 mph13 km/h	97%	0%	0
Sat 9a	Sunny	40°4° (likely 40°4° to 43°6°)	36°2°	0%	5 mph8 km/h from E, gusts 8 mph13 km/h	89%	0%	0
Sat 10a	Sunny	47°8° (likely 47°8° to 49°9°)	46°8°	0%	5 mph8 km/h from SE, gusts 10 mph17 km/h	71%	0%	1
Sat 11a	Sunny	52°11° (likely 52°11° to 53°12°)	52°11°	0%	5 mph8 km/h from SE, gusts 11 mph17 km/h	63%	0%	2
Sat 12p	Sunny	56°13° (likely 55°13° to 57°14°)	56°13°	0%	3 mph5 km/h from SE, gusts 9 mph15 km/h	56%	0%	3
Sat 1p	Sunny	59°15° (likely 57°14° to 59°15°)	59°15°	0%	3 mph5 km/h from SE, gusts 8 mph13 km/h	52%	0%	4
Sat 2p	Sunny	61°16° (likely 59°15° to 61°16°)	61°16°	0%	3 mph5 km/h from SE, gusts 7 mph12 km/h	50%	0%	4
Sat 3p	Sunny	62°17° (likely 60°16° to 62°17°)	62°17°	0%	3 mph5 km/h from SE, gusts 8 mph13 km/h	48%	0%	3
Sat 4p	Sunny	62°17° (likely 59°15° to 62°17°)	63°17°	0%	2 mph3 km/h from SE, gusts 8 mph13 km/h	47%	0%	3
Sat 5p	Sunny	61°16° (likely 59°15° to 61°16°)	61°16°	0%	2 mph3 km/h from SE, gusts 8 mph14 km/h	48%	0%	1
Sat 6p	Clear	58°14° (likely 55°13° to 58°14°)	58°14°	0%	2 mph3 km/h from SE, gusts 8 mph13 km/h	57%	0%	1
Sat 7p	Clear	53°12° (likely 51°11° to 53°12°)	53°12°	0%	2 mph3 km/h from E, gusts 7 mph11 km/h	69%	0%	0
Sat 8p	Clear	47°8° (likely 47°8° to 50°10°)	47°8°	0%	2 mph3 km/h from E, gusts 8 mph12 km/h	84%	0%	0
Sat 9p	Clear	45°7° (likely 45°7° to 48°9°)	45°7°	0%	2 mph3 km/h from E, gusts 10 mph16 km/h	89%	0%	0
Sat 10p	Clear	43°6° (likely 43°6° to 48°9°)	41°5°	0%	3 mph5 km/h from SE, gusts 10 mph16 km/h	91%	0%	0
Sat 11p	Clear	42°6° (likely 42°6° to 46°8°)	39°4°	0%	5 mph8 km/h from SE, gusts 11 mph17 km/h	92%	0%	0
Sun 12a	Clear	40°4° (likely 40°4° to 44°7°)	38°3°	0%	5 mph8 km/h from SE, gusts 10 mph16 km/h	91%	0%	0
Sun 1a	Clear	39°4° (likely 39°4° to 43°6°)	37°3°	0%	3 mph5 km/h from E, gusts 9 mph14 km/h	95%	0%	0
Sun 2a	Clear	38°3° (likely 38°3° to 42°6°)	38°3°	0%	2 mph3 km/h from E, gusts 8 mph13 km/h	96%	0%	0
Sun 3a	Clear	37°3° (likely 37°3° to 41°5°)	37°3°	0%	2 mph3 km/h from E, gusts 7 mph12 km/h	97%	0%	0
Sun 4a	Clear	35°2° (likely 35°2° to 40°4°)	35°2°	0%	2 mph3 km/h from E, gusts 7 mph12 km/h	100%	0%	0
Sun 5a	Clear	35°2° (likely 35°2° to 39°4°)	35°2°	0%	2 mph3 km/h from E, gusts 7 mph11 km/h	100%	0%	0
Sun 6a	Clear	34°1° (likely 34°1° to 38°3°)	34°1°	0%	2 mph3 km/h from E, gusts 7 mph11 km/h	100%	0%	0
Sun 7a	Clear	34°1° (likely 34°1° to 37°3°)	34°1°	0%	2 mph3 km/h from E, gusts 7 mph12 km/h	99%	0%	0
Sun 8a	Sunny	34°1° (likely 34°1° to 38°3°)	34°1°	0%	2 mph3 km/h from E, gusts 6 mph10 km/h	99%	0%	0
Sun 9a	Sunny	37°3° (likely 37°3° to 42°6°)	37°3°	0%	2 mph3 km/h from SE, gusts 6 mph10 km/h	100%	0%	0
Sun 10a	Sunny	44°7° (likely 44°7° to 48°9°)	43°6°	0%	3 mph5 km/h from SE, gusts 10 mph17 km/h	89%	0%	1
Sun 11a	Sunny	53°12° (likely 52°11° to 53°12°)	53°12°	0%	3 mph5 km/h from S, gusts 10 mph16 km/h	72%	1%	2
Sun 12p	Sunny	58°14° (likely 55°13° to 58°14°)	58°14°	0%	3 mph5 km/h from S, gusts 9 mph15 km/h	63%	2%	3
Sun 1p	Sunny	61°16° (likely 58°14° to 61°16°)	61°16°	0%	3 mph5 km/h from S, gusts 8 mph13 km/h	57%	2%	4
Sun 2p	Sunny	63°17° (likely 59°15° to 63°17°)	63°17°	0%	3 mph5 km/h from S, gusts 8 mph13 km/h	53%	2%	4
Sun 3p	Sunny	64°18° (likely 60°16° to 64°18°)	64°18°	0%	3 mph5 km/h from S, gusts 8 mph12 km/h	50%	3%	4
Sun 4p	Sunny	65°18° (likely 60°16° to 65°18°)	65°18°	0%	2 mph3 km/h from S, gusts 7 mph11 km/h	49%	4%	3
Sun 5p	Sunny	63°17° (likely 59°15° to 63°17°)	63°17°	0%	2 mph3 km/h from S, gusts 7 mph11 km/h	51%	42%	1
Sun 6p	Clear	59°15° (likely 55°13° to 59°15°)	59°15°	0%	2 mph3 km/h from S, gusts 7 mph11 km/h	59%	39%	1
Sun 7p	Clear	54°12° (likely 51°11° to 54°12°)	54°12°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	71%	36%	0
Sun 8p	Clear	49°9° (likely 48°9° to 49°9°)	49°9°	0%	1 mph2 km/h from SE, gusts 4 mph7 km/h	85%	17%	0
Sun 9p	Mostly clear	46°8° (likely 46°8° to 48°9°)	46°8°	0%	1 mph2 km/h from SE, gusts 3 mph4 km/h	93%	32%	0
Sun 10p	Clear	44°7° (likely 44°7° to 47°8°)	44°7°	0%	1 mph2 km/h from SE, gusts 3 mph4 km/h	97%	18%	0

Days ahead

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

Today, Oct 23. Sunny. High 61°16°, low 36°2°. Typical 59°15° / 37°3°. Dry. Forecasts agree.
1. Overnight
  midnight–6 AM
  Clear, 37°3°
  Dry
Official NWS forecast
Tonight: Clear, with a low around 36. East wind around 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
61°16°–62°17°
Low, likely
36°2°–42°6°
Typical high / low
59°15° / 37°3°
Wind
7 mph11 km/h, gusts 13 mph22 km/h
UV peak
4
Tomorrow, Oct 24. Sunny. High 63°17°, low 34°1°. Typical 58°14° / 37°3°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 36°2°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 47°8°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 35°2°
  Dry
Official NWS forecast
Day: Sunny, with a high near 63. Southeast wind around 5 mph.
Night: Clear, with a low around 34. East wind around 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
60°16°–63°17°
Low, likely
34°1°–40°4°
Typical high / low
58°14° / 37°3°
Wind
7 mph12 km/h, gusts 15 mph24 km/h
UV peak
4
Sunday, Oct 25. Sunny. High 65°18°, low 38°3°. Typical 58°14° / 36°2°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 34°1°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 49°9°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 41°5°
  Dry
Official NWS forecast
Day: Sunny, with a high near 65. Southeast wind around 3 mph.
Night: Mostly clear, with a low around 38. South wind around 2 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
61°16°–65°18°
Low, likely
36°2°–38°3°
Typical high / low
58°14° / 36°2°
Wind
8 mph12 km/h, gusts 15 mph24 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 68°20°, low 41°5°. Typical 57°14° / 36°2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 41°5°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 45°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: 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
64°18°–68°20°
Low, likely
39°4°–43°6°
Typical high / low
57°14° / 36°2°
Wind
6 mph10 km/h, gusts 16 mph25 km/h
UV peak
4
Tuesday, Oct 27. Mostly cloudy. High 64°18°, low 41°5°. Typical 57°14° / 36°2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 42°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 50°10°
  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 64.
Night: Mostly cloudy, with a low around 41.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
60°16°–64°18°
Low, likely
41°5°–43°6°
Typical high / low
57°14° / 36°2°
Wind
6 mph10 km/h, gusts 14 mph22 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 66°19°, low 44°7°. Typical 57°14° / 36°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 62°17°
  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.
Official NWS forecast
Day: Partly sunny, with a high near 66.
Night: Partly cloudy, with a low around 44.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
59°15°–66°19°
Low, likely
41°5°–49°9°
Typical high / low
57°14° / 36°2°
Wind
8 mph12 km/h, gusts 20 mph32 km/h
UV peak
3
Thursday, Oct 29. Partly sunny. High 69°21°, low 44°7°. Typical 56°13° / 35°2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 67°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 45°7°
  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 44.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–69°21°
Low, likely
42°6°–48°9°
Typical high / low
56°13° / 35°2°
Wind
9 mph15 km/h, gusts 30 mph48 km/h
UV peak
4
Friday, Oct 30. Partly sunny. High 65°18°, low 45°7°. Typical 56°13° / 35°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 44°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 45°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 65.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
61°16°–71°22°
Low, likely
40°4°–50°10°
Typical high / low
56°13° / 35°2°
Wind
6 mph9 km/h, gusts 21 mph34 km/h
UV peak
2
Saturday, Oct 31. Cloudy. High 67°19°, low 46°8°. Typical 55°13° / 35°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 52°11°
  20% 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
63°17°–71°22°
Low, likely
41°5°–50°10°
Typical high / low
55°13° / 35°2°
Wind
8 mph12 km/h, gusts 19 mph31 km/h
UV peak
3
Sunday, Nov 1. Drizzle. High 63°17°, low 52°11°. Typical 55°13° / 34°1°. Rain 0.09 in2.3 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  30% chance
2. Afternoon
  noon–6 PM
  Cloudy, 61°16°
  40% chance · 0.01 in0.3 mm
3. Evening
  6 PM–midnight
  Drizzle, 59°15°
  40% chance · 0.01 in0.3 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
57°14°–69°21°
Low, likely
47°8°–56°13°
Typical high / low
55°13° / 34°1°
Wind
12 mph20 km/h, gusts 25 mph40 km/h
UV peak
1

10 days15 days30 days

The outlook

Today
Dry, high 61°, low 36°.
Tomorrow
Dry, high 63°, low 34°.
Sunday
Dry, high 65°, low 38°.
Rest of week
Mostly dry, highs 63–69°.

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

Allegheny River at Parker

13 mi

Below flood stage

Level: 2.5 ft
Flow: 4,480 cfs

Forecast peak 2.5 ft Sat 2 AM

Reading from Fri 11 PM · NWS gauge page

Allegheny River at Kittanning Lock and Dam

23 mi

Below flood stage

Level: 10.4 ft
Flow: 5,100 cfs

Forecast peak 10.5 ft Sat 2 AM

Reading from Fri 10 PM · NWS gauge page

Muddy Creek above Portersville

13 mi

Level: 1.6 ft

Reading from Fri 10:15 PM · NWS gauge page

Allegheny River at Rimer Lock and Dam

19 mi

Below flood stage

Level: 9.4 ft

Reading from Fri 10 PM · NWS gauge page

For your home

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

Heating this week

About 73% less heating than a typical week.

This week 34Typical 128

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

Comfort

Dry air outside (dew point 41°F).

Open the windows?

Sat, 2:00 PM–5:00 PM

Good stretch to open the windows.

Is this typical?

Slippery Rock 1 Ssw · official normals 1991–2020 · records 1949–2026

Oct 23, 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

West Sunbury weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 47 min; Losing 2 min 39 s a day; shortest Dec 21, 1 h 34 min less
Golden hour: 5:49–6:44 PM; Morning 7:22–8:18 AM
Blue hour: 6:44–6:55 PM; Morning 7:12–7:22 AM; first light 7:12 AM

Stars tonight? Good

Clear 11:38 PM–7:13 AM; moon 95% lit, sets 5:53 AM.

Moon

Waxing gibbous

95% lit · growing

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

Looking west from West Sunbury. A level horizon.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

West Sunbury, PA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Sunday

Rest of week

What changed since yesterday

Radar

Rivers

Allegheny River at Parker

Allegheny River at Kittanning Lock and Dam

Muddy Creek above Portersville

Allegheny River at Rimer 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