Observed 11:55 AM EDT at KSEG

Sunbury, PA weather

Mostly sunny and 57°14°, jacket by 7 PM.

Forecasts agree

Now 57°14°

Mostly sunny

Wind: 5 mph7 km/h; From the north-northwest. Up to 5 mph8 km/h through 12 AM
Dew point: 39°4°; Comfortable
UV index: 4Moderate; Moderate until 4 PM
Pressure: 30.39 inHg1029 hPa; Steady over the last 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Below 50°10° tonight after 8 PM
Below freezing tomorrow 6–9 AM (low 32°0°)
Above 50°10° tomorrow by noon
Drops 12°7° tomorrow night 7–10 PM (54°12° → 42°6°)
Below freezing Sunday 6–9 AM (low 30°−1°)

This afternoonUp to 61°16° by 2 PM · Clear
TonightDown to 33°1° by 4 AM · Partly cloudy
Tomorrow morningUp to 49°9° by 11 AM · freezing, low 32°0° · Clear
Tomorrow afternoonUp to 61°16° by 3 PM · Clear
Tomorrow nightDown to 33°1° by 4 AM · Clear
Sunday morningUp to 49°9° by 11 AM · freezing, low 30°−1° · 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 12p	Sunny	55°13° (likely 55°13° to 58°14°)	55°13°	0%	5 mph8 km/h from NE, gusts 11 mph18 km/h	53%	2%	4
Fri 1p	Sunny	58°14° (likely 58°14° to 59°15°)	58°14°	0%	5 mph8 km/h from NE, gusts 10 mph16 km/h	44%	6%	4
Fri 2p	Sunny	61°16° (likely 59°15° to 61°16°)	61°16°	0%	3 mph5 km/h from NE, gusts 8 mph14 km/h	38%	4%	4
Fri 3p	Sunny	61°16° (likely 59°15° to 61°16°)	61°16°	0%	3 mph5 km/h from NE, gusts 8 mph12 km/h	35%	4%	3
Fri 4p	Mostly sunny	61°16° (likely 59°15° to 61°16°)	61°16°	0%	3 mph5 km/h from NE, gusts 7 mph12 km/h	33%	20%	2
Fri 5p	Mostly sunny	60°16° (likely 58°14° to 60°16°)	60°16°	0%	2 mph3 km/h from NE, gusts 7 mph11 km/h	36%	53%	1
Fri 6p	Mostly clear	56°13° (likely 54°12° to 57°14°)	56°13°	0%	1 mph2 km/h from NE, gusts 5 mph8 km/h	43%	62%	0
Fri 7p	Partly cloudy	51°11° (likely 51°11° to 52°11°)	51°11°	0%	1 mph2 km/h from NE, gusts 3 mph4 km/h	54%	72%	0
Fri 8p	Cloudy	47°8° (likely 47°8° to 50°10°)	47°8°	0%	0 mph0 km/h, gusts 2 mph4 km/h	65%	76%	0
Fri 9p	Cloudy	44°7° (likely 44°7° to 48°9°)	44°7°	0%	0 mph0 km/h, gusts 4 mph6 km/h	79%	72%	0
Fri 10p	Partly cloudy	42°6° (likely 42°6° to 45°7°)	42°6°	0%	0 mph0 km/h, gusts 5 mph7 km/h	82%	55%	0
Fri 11p	Partly cloudy	40°4° (likely 40°4° to 44°7°)	40°4°	0%	0 mph0 km/h, gusts 3 mph6 km/h	89%	47%	0
Sat 12a	Mostly clear	39°4° (likely 39°4° to 44°7°)	39°4°	0%	0 mph0 km/h, gusts 3 mph5 km/h	89%	44%	0
Sat 1a	Mostly clear	37°3° (likely 37°3° to 43°6°)	37°3°	0%	0 mph0 km/h, gusts 3 mph4 km/h	92%	50%	0
Sat 2a	Mostly clear	36°2° (likely 35°2° to 42°6°)	36°2°	0%	0 mph0 km/h, gusts 2 mph4 km/h	92%	50%	0
Sat 3a	Clear	35°2° (likely 34°1° to 41°5°)	35°2°	0%	0 mph0 km/h, gusts 2 mph4 km/h	96%	19%	0
Sat 4a	Clear	33°1° (likely 33°1° to 40°4°)	33°1°	0%	0 mph0 km/h, gusts 2 mph4 km/h	96%	13%	0
Sat 5a	Clear	33°1° (likely 33°1° to 39°4°)	33°1°	0%	0 mph0 km/h, gusts 2 mph3 km/h	96%	15%	0
Sat 6a	Clear	32°0° (likely 32°0° to 38°3°)	32°0°	0%	0 mph0 km/h, gusts 2 mph4 km/h	96%	20%	0
Sat 7a	Sunny	32°0° (likely 32°0° to 37°3°)	32°0°	0%	0 mph0 km/h, gusts 2 mph4 km/h	96%	20%	0
Sat 8a	Sunny	32°0° (likely 32°0° to 38°3°)	32°0°	0%	0 mph0 km/h, gusts 2 mph4 km/h	96%	2%	0
Sat 9a	Sunny	36°2° (likely 36°2° to 42°6°)	36°2°	0%	0 mph0 km/h, gusts 3 mph4 km/h	100%	0%	1
Sat 10a	Sunny	44°7° (likely 44°7° to 48°9°)	44°7°	0%	0 mph0 km/h, gusts 2 mph3 km/h	82%	0%	2
Sat 11a	Sunny	49°9° (likely 49°9° to 54°12°)	49°9°	0%	0 mph0 km/h, gusts 5 mph9 km/h	71%	0%	3
Sat 12p	Sunny	54°12° (likely 54°12° to 57°14°)	54°12°	0%	0 mph0 km/h, gusts 6 mph10 km/h	59%	0%	3
Sat 1p	Sunny	57°14° (likely 57°14° to 58°14°)	57°14°	0%	0 mph0 km/h, gusts 6 mph10 km/h	53%	0%	4
Sat 2p	Sunny	60°16° (likely 58°14° to 60°16°)	60°16°	0%	0 mph0 km/h, gusts 6 mph10 km/h	46%	1%	4
Sat 3p	Sunny	61°16° (likely 59°15° to 61°16°)	61°16°	0%	0 mph0 km/h, gusts 6 mph10 km/h	41%	0%	3
Sat 4p	Sunny	61°16° (likely 59°15° to 61°16°)	61°16°	0%	0 mph0 km/h, gusts 6 mph9 km/h	39%	0%	2
Sat 5p	Sunny	61°16° (likely 58°14° to 61°16°)	61°16°	0%	0 mph0 km/h, gusts 5 mph9 km/h	35%	0%	1
Sat 6p	Clear	59°15° (likely 53°12° to 59°15°)	59°15°	0%	0 mph0 km/h, gusts 5 mph8 km/h	40%	0%	0
Sat 7p	Clear	54°12° (likely 49°9° to 54°12°)	54°12°	0%	0 mph0 km/h, gusts 4 mph6 km/h	52%	0%	0
Sat 8p	Clear	48°9° (likely 46°8° to 49°9°)	48°9°	0%	0 mph0 km/h, gusts 4 mph6 km/h	71%	0%	0
Sat 9p	Clear	42°6° (likely 42°6° to 47°8°)	42°6°	0%	0 mph0 km/h, gusts 4 mph6 km/h	86%	0%	0
Sat 10p	Clear	39°4° (likely 39°4° to 46°8°)	39°4°	0%	0 mph0 km/h, gusts 4 mph6 km/h	92%	0%	0
Sat 11p	Clear	38°3° (likely 38°3° to 45°7°)	38°3°	0%	0 mph0 km/h, gusts 3 mph5 km/h	96%	0%	0
Sun 12a	Clear	37°3° (likely 37°3° to 42°6°)	37°3°	0%	0 mph0 km/h, gusts 2 mph4 km/h	96%	0%	0
Sun 1a	Clear	36°2° (likely 36°2° to 41°5°)	36°2°	0%	0 mph0 km/h, gusts 2 mph3 km/h	96%	0%	0
Sun 2a	Clear	35°2° (likely 35°2° to 41°5°)	35°2°	0%	0 mph0 km/h, gusts 2 mph3 km/h	96%	0%	0
Sun 3a	Clear	34°1° (likely 33°1° to 40°4°)	34°1°	0%	0 mph0 km/h, gusts 2 mph3 km/h	100%	0%	0
Sun 4a	Clear	33°1° (likely 32°0° to 39°4°)	33°1°	0%	0 mph0 km/h, gusts 2 mph3 km/h	100%	1%	0
Sun 5a	Clear	33°1° (likely 31°−1° to 39°4°)	33°1°	0%	0 mph0 km/h, gusts 2 mph3 km/h	100%	6%	0
Sun 6a	Clear	31°−1° (likely 31°−1° to 38°3°)	31°−1°	0%	0 mph0 km/h, gusts 2 mph3 km/h	100%	5%	0
Sun 7a	Sunny	30°−1° (likely 30°−1° to 38°3°)	30°−1°	0%	0 mph0 km/h, gusts 2 mph3 km/h	100%	9%	0
Sun 8a	Sunny	31°−1° (likely 31°−1° to 38°3°)	31°−1°	0%	0 mph0 km/h, gusts 2 mph3 km/h	100%	7%	0
Sun 9a	Sunny	36°2° (likely 31°−1° to 44°7°)	36°2°	0%	0 mph0 km/h, gusts 2 mph3 km/h	96%	4%	1
Sun 10a	Sunny	43°6° (likely 36°2° to 49°9°)	43°6°	0%	0 mph0 km/h, gusts 3 mph5 km/h	82%	1%	2
Sun 11a	Sunny	49°9° (likely 43°6° to 54°12°)	49°9°	0%	0 mph0 km/h, gusts 4 mph6 km/h	74%	0%	3

Days ahead

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

Today, Oct 23. Cloudy. High 62°17°, low 32°0°. Typical 61°16° / 38°3°. Dry. Forecasts agree.
1. Afternoon
  noon–6 PM
  Sunny, 61°16°
  Dry
2. Evening
  6 PM–midnight
  Cloudy, 47°8°
  Dry
3. Overnight
  midnight–6 AM
  Clear, 33°1°
  Dry
Official NWS forecast
Today: Sunny, with a high near 62. Northeast wind around 5 mph.
Tonight: Areas of frost between 1am and 3am, then widespread frost and patchy fog. Mostly clear, with a low around 32. Northeast wind around 1 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
59°15°–62°17°
Low, likely
32°0°–42°6°
Typical high / low
61°16° / 38°3°
Wind
7 mph11 km/h, gusts 16 mph25 km/h
UV peak
4
Tomorrow, Oct 24. Fog. High 61°16°, low 30°−1°. Typical 61°16° / 38°3°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 32°0°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 61°16°
  Dry
3. Evening
  6 PM–midnight
  Clear, 48°9°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 33°1°
  Dry
Official NWS forecast
Day: Widespread frost and patchy fog before 10am. Sunny, with a high near 61. Wind around 0 mph.
Night: Areas of frost after 1am. Clear, with a low around 30. Wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
59°15°–61°16°
Low, likely
30°−1°–37°3°
Typical high / low
61°16° / 38°3°
Wind
5 mph8 km/h
UV peak
4
Sunday, Oct 25. Sunny. High 64°18°, low 33°1°. Typical 60°16° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 31°−1°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 61°16°
  Dry
3. Evening
  6 PM–midnight
  Clear, 48°9°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 37°3°
  Dry
Official NWS forecast
Day: Widespread frost before 7am, then widespread frost and patchy fog between 7am and 9am. Sunny, with a high near 64. Southwest wind around 1 mph.
Night: Mostly clear, with a low around 33.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
59°15°–64°18°
Low, likely
31°−1°–38°3°
Typical high / low
60°16° / 38°3°
Wind
5 mph8 km/h, gusts 12 mph19 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 69°21°, low 41°5°. Typical 60°16° / 37°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 37°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
  Partly cloudy, 47°8°
  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 41.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–69°21°
Low, likely
33°1°–41°5°
Typical high / low
60°16° / 37°3°
Wind
6 mph9 km/h, gusts 12 mph19 km/h
UV peak
4
Tuesday, Oct 27. Cloudy. High 63°17°, low 37°3°. Typical 60°16° / 37°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 61°16°
  Dry
3. Evening
  6 PM–midnight
  Clear, 50°10°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 40°5°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 63.
Night: Partly cloudy, with a low around 37.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
58°14°–64°18°
Low, likely
37°3°–47°8°
Typical high / low
60°16° / 37°3°
Wind
7 mph11 km/h, gusts 16 mph26 km/h
UV peak
4
Wednesday, Oct 28. Mostly cloudy. High 61°16°, low 40°4°. Typical 59°15° / 37°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 41°5°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 59°15°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 49°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 61.
Night: Mostly cloudy, with a low around 40.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
57°14°–62°17°
Low, likely
35°2°–47°8°
Typical high / low
59°15° / 37°3°
Wind
9 mph14 km/h, gusts 18 mph29 km/h
UV peak
1
Thursday, Oct 29. Partly sunny. High 66°19°, low 42°6°. Typical 59°15° / 36°2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 49°10°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 65°19°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 58°14°
  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 66.
Night: Partly cloudy, with a low around 42.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–68°20°
Low, likely
42°6°–51°11°
Typical high / low
59°15° / 36°2°
Wind
12 mph19 km/h, gusts 25 mph40 km/h
UV peak
3
Friday, Oct 30. Cloudy. High 66°19°, low 47°8°. Typical 59°15° / 36°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 47°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
60°16°–69°21°
Low, likely
45°7°–49°9°
Typical high / low
59°15° / 36°2°
Wind
6 mph10 km/h, gusts 22 mph35 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 59°15°, low 44°7°. Typical 58°14° / 36°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 57°14°
  Dry
3. Evening
  6 PM–midnight
  Clear, 47°8°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 40°5°
  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
52°11°–67°19°
Low, likely
37°3°–53°12°
Typical high / low
58°14° / 36°2°
Wind
8 mph13 km/h, gusts 21 mph33 km/h
UV peak
2
Sunday, Nov 1. Rain. High 61°16°, low 47°8°. Typical 58°14° / 36°2°. Rain 0.45 in11 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 40°4°
  20% chance · 0.09 in2.4 mm
2. Afternoon
  noon–6 PM
  Rain, 56°13°
  30% chance · 0.11 in2.8 mm
3. Evening
  6 PM–midnight
  Rain, 51°10°
  30% chance · 0.17 in4.4 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
57°14°–65°18°
Low, likely
36°2°–55°13°
Typical high / low
58°14° / 36°2°
Wind
9 mph15 km/h, gusts 26 mph41 km/h

10 days15 days30 days

The outlook

Today
Dry, high 62°, low 32°.
Tomorrow
Dry, high 61°, low 30°.
Sunday
Dry, high 64°, low 33°, warming up.
Rest of week
Mostly dry, highs 59–69°.

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

Susquehanna River at Sunbury

2.8 mi

Below flood stage

Level: 7.3 ft
Flow: 8,760 cfs

Forecast peak 7.3 ft Fri 2 PM

Reading from Fri 10:45 AM · NWS gauge page

West Branch Susquehanna River at Lewisburg

8.7 mi

Below flood stage

Level: 2.4 ft
Flow: 3,560 cfs

Forecast peak 2.4 ft Fri 2 PM

Reading from Fri 10:45 AM · NWS gauge page

Susquehanna River at Danville

11 mi

Below flood stage

Level: 3.3 ft
Flow: 4,720 cfs

Forecast peak 3.3 ft Fri 2 PM

Reading from Fri 10:30 AM · NWS gauge page

West Branch Susquehanna River at West Milton

12 mi

Below flood stage

Level: 1.7 ft
Flow: 2,040 cfs

Forecast peak 1.7 ft Fri 2 PM

Reading from Fri 10:30 AM · NWS gauge page

For your home

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

Heating this week

About 65% less heating than a typical week.

This week 41Typical 115

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 29
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 25 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 39°F).

Open the windows?

Today, 2:00 PM–5:00 PM

Good stretch to open the windows (air quality forecast not available for part of this window).

Is this typical?

Selinsgrove Penn Valley Airport · official normals 1991–2020 · records 1947–2026

Oct 23, today vs a typical year

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

Last 7 days vs normal

On average 4°2° colder than normal (daily mean temperature).

−7°−4°SatOct 17
−6°−4°SunOct 18
−1°MonOct 19
—TueOct 20
−1°WedOct 21
−2°−1°ThuOct 22
—FriOct 23

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

Sun & moon

Sun

Daylight: 10 h 47 min; Losing 2 min 30 s a day; shortest Dec 21, 1 h 33 min less
Golden hour: 5:36–6:32 PM; Morning 7:10–8:05 AM
Blue hour: 6:32–6:42 PM; Morning 6:59–7:10 AM; first light 6:59 AM

Stars tonight? Good

Mostly clear 3–7 AM; moon 95% lit, sets 5:39 AM.

Moon

Waxing gibbous

92% lit · growing

Today: sets 4:30 AM · rises 4:46 PM
Full moon: Oct 26
New moon: Nov 9

Looking northwest from Sunbury. The highest point on the skyline is about 1,500 ft, 6 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

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

Susquehanna River at Sunbury

West Branch Susquehanna River at Lewisburg

Susquehanna River at Danville

West Branch Susquehanna River at West Milton

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