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Shaded-relief atlas plate of Lancaster, Pennsylvania: rivers, roads, the city limits and where the water drains.
PENNSYLVANIA · BUTLER COUNTY

Lancaster

3,587 people, in Butler County.

3,587People, 2024 estimate
23 sq miLand area
Sunny 70°
Sunny now Dew point 57° · Calm · high 75°
City of Lancaster River Interstate 2 miles
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The Lancaster plate. Relief from Copernicus GLO-30; rivers and lakes from USGS NHD; watersheds from the USGS Watershed Boundary Dataset; roads and city limits from Census TIGER 2024.

MILE1
TODAY

Today in Lancaster

NWS forecast and National Blend of Models · updated 1:00 PM EDT
RIGHT NOW Zelienople Municipal Airport (KPJC) · 2:35 PM
Sunny
70° Sunny Feels like 70° · high of 75° near 3 PM
WindCalmno gusts
Humidity64%falling to 58% this afternoon
Pressure30.07 in →steady
Visibility10 mihaze-free
CloudsClear
UV index—no forecast
Dew point 57° · Comfortable66° by Friday: more humid
DryComfortableStickyMuggyOppressive
NEXT RAIN
Partly cloudy
Friday, about 9 AMin about 66 hours · 85% chance · rain
LIKELY AMOUNT0.1–0.7 inmost likely 0.3; 1 in 10 over 1.2
LAST RAINSept. 230.22 in · 6 dry days
ALERTS & OUTLOOKS
No watches or warnings for Butler County
NWS Pittsburgh and the Storm Prediction Center · checked 2:51 PM
SUN & MOON
↑ 7:14 AM7:06 PM ↓
11 h 51 m of daylight, 3 minutes less than yesterday
Waning gibbous, 89% lit. The Harvest Moon was full Saturday.
AIR & POLLEN
32
GOODAir quality index · ozone
Tomorrow: 50, good. No pollen source yet.

The next three days, hour by hour

Sky: clear, cloudy, night Rain likely National Blend of Models
TUESDAY, SEPT. 29
WEDNESDAY, SEPT. 30
THURSDAY, OCT. 1
FRIDAY, OCT. 2
2p
5p
8p
11p
2a
5a
8a
11a
2p
5p
8p
11p
2a
5a
8a
11a
2p
5p
8p
11p
2a
5a
8a
11a
partly cloudy day
partly cloudy day
mostly clear night
mostly clear night
partly cloudy night
partly cloudy night
partly cloudy day
partly cloudy day
mostly cloudy day
mostly cloudy day
mostly cloudy night
mostly cloudy night
mostly cloudy night
partly cloudy night
partly cloudy day
mostly sunny
partly cloudy day
partly cloudy day
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy night
rain
rain
TEMPERATURE °F
74°
55°
77°
63°
79°
66°
CHANCE OF RAIN
85% · 0.10 in Friday morning 50%
WIND, MPH
1
1
0
0
0
0
2
5
4
3
2
2
3
3
5
7
8
6
4
3
4
6
7
8
HOW IT FEELS · DEW POINT
Sticky: dew points 55 to 66°

The next seven days, and how sure we are

Forecast, with the range 8 in 10 ensemble members agree on Normal, about 80° / 62°
TUE Sept. 29 Partly cloudy Partly cloudy
75° 55°
0% rain — SW 1 A
WED Sept. 30 Partly cloudy Partly cloudy
78° 63°
0% rain — S 3 A
THU Oct. 1 Partly cloudy Partly cloudy
81° 65°
20% rain — SSW 6 B
FRI Oct. 2 Showers likely Showers likely
77° 51°
80% rain 0.1–0.7″ NNW 7 C
SAT Oct. 3 Partly cloudy; cooler Partly cloudy; cooler
69° 51°
30% rain — NE 5 B
SUN Oct. 4 Partly cloudy Partly cloudy
69° 48°
20% rain — NW 3 B
MON Oct. 5 Mostly sunny Mostly sunny
64° 41°
0% rain — NNW 6 C
How sure are we? AModels agree: highs within 4° BSome spread: within 8° CWide spread: check back
Range from the National Blend of Models percentiles · graded on Forecast Scores
AIR MAIL

Where today’s air came from

MILE7
ON THE NETWORK

Around Lancaster on the Forecast Network

Neighboring plates

Pittsburgh PA · 28 MI 28 miles south Youngstown OH · 33 MI 33 miles northwest Cleveland OH · 93 MI 93 miles northwest Columbus OH · 162 MI 162 miles west Detroit MI · 188 MI 188 miles northwest Toledo OH · 189 MI 189 miles west
FORECASTCITY
Atlas plate of Lancaster, Pennsylvania. Explore the plate
PENNSYLVANIA · BUTLER

Lancaster

3,587 people, in Butler County.

3,587People
23 sq miLand
Sunny 70°
SunnyDew point 57°
1

Today in Lancaster

NEXT 15 HOURS
Now partly cloudy day 74° 0%
5p partly cloudy day 75° 0%
8p partly cloudy night 65° 0%
11p mostly clear night 59° 0%
2a mostly clear night 57° 0%
5a partly cloudy night 55° 0%
Partly cloudy
NEXT RAINFriday about 9 AM · 85%
→
Tue0%
Partly cloudy Partly cloudy
55
75
A
Wed0%
Partly cloudy Partly cloudy
63
78
A
Thu20%
Partly cloudy Partly cloudy
65
81
B
Fri80%
Showers likely Showers likely
51
77
C
Sat30%
Partly cloudy; cooler Partly cloudy; cooler
51
69
B
Sun20%
Partly cloudy Partly cloudy
48
69
B
Mon0%
Mostly sunny Mostly sunny
41
64
C
Letters show how sure the forecast is: A, models agree; B, some spread; C, check back. Sample data.
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