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

Chapman

897 people, 1,890 ft above sea level in Clinton County.

1,890 ftElevation, city center
897People, 2024 estimate
100 sq miLand area
Sunny 70°
Sunny now Dew point 61° · NE 3 mph · high 66°
City of Chapman River Interstate 5 miles
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The Chapman 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 Chapman

NWS forecast and National Blend of Models · updated 2:00 PM EDT
RIGHT NOW State College Regional Airport (KUNV) · 2:53 PM
Sunny
70° Sunny Feels like 70° · high of 66° near 3 PM
WindNE 3 mphno gusts
Humidity73%rising to 100% by morning
Pressure30.06 in →steady
Visibility10 mihaze-free
CloudsClear
UV index—no forecast
Dew point 61° · Stickyabout the same for three days
DryComfortableStickyMuggyOppressive
NEXT RAIN
Rain
Friday70% chance · showers
LIKELY AMOUNT—amounts come within 3 days
LAST RAINSept. 280.12 in · 1 dry day
ALERTS & OUTLOOKS
No watches or warnings for Clinton County
NWS State College and the Storm Prediction Center · checked 3:21 PM
SUN & MOON
↑ 7:05 AM6:56 PM ↓
11 h 51 m of daylight, 3 minutes less than yesterday
Waning gibbous, 89% lit. The Harvest Moon was full Saturday.
AIR & POLLEN
20
GOODAir quality index · ozone
Tomorrow: 37, 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
3p
6p
9p
Mid
3a
6a
9a
Noon
3p
6p
9p
Mid
3a
6a
9a
Noon
3p
6p
9p
Mid
3a
6a
9a
Noon
partly cloudy day
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy night
fog
partly cloudy day
partly cloudy day
partly cloudy day
mostly cloudy night
mostly cloudy night
mostly cloudy night
mostly cloudy night
mostly cloudy day
mostly cloudy day
partly cloudy day
partly cloudy day
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy day
partly cloudy day
mostly cloudy day
TEMPERATURE °F
66°
53°
72°
59°
72°
61°
CHANCE OF RAIN
50%
WIND, MPH
3
1
1
2
1
1
2
5
4
3
2
3
3
3
4
5
5
5
5
5
5
5
7
8
HOW IT FEELS · DEW POINT
Comfortable: dew points 53 to 63°

The next seven days, and how sure we are

Forecast, with the range 8 in 10 ensemble members agree on Normal, about 69° / 47°
TUE Sept. 29 Partly cloudy Partly cloudy
66° 53°
0% rain — NW 3 A
WED Sept. 30 Partly cloudy Partly cloudy
73° 58°
10% rain — SSW 3 A
THU Oct. 1 Partly cloudy Partly cloudy
75° 61°
10% rain — SW 5 B
FRI Oct. 2 Showers likely Showers likely
75° 48°
70% rain 0.03–0.3″ NW 6 C
SAT Oct. 3 Partly cloudy; cooler Partly cloudy; cooler
65° 46°
30% rain — ENE 3 B
SUN Oct. 4 Chance of showers Chance of showers
63° 46°
40% rain up to 0.5″ SW 2 C
MON Oct. 5 Mostly sunny Mostly sunny
61° 38°
0% rain — NW 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 Chapman on the Forecast Network

Neighboring plates

Williamsport PA · 34 MI 34 miles east Baltimore MD · 156 MI 156 miles south Philadelphia PA · 164 MI 164 miles southeast Washington DC · 177 MI 177 miles south Newark NJ · 188 MI 188 miles east
FORECASTCITY
Atlas plate of Chapman, Pennsylvania. Explore the plate
PENNSYLVANIA · CLINTON

Chapman

897 people, 1,890 ft above sea level in Clinton County.

1,890 ftElevation
897People
100 sq miLand
Sunny 70°
SunnyDew point 61°
1

Today in Chapman

NEXT 15 HOURS
Now mostly cloudy day 66° 0%
6p partly cloudy day 64° 1%
9p partly cloudy night 59° 0%
12a partly cloudy night 57° 0%
3a partly cloudy night 55° 0%
6a fog 54° 0%
Rain
NEXT RAINFriday · 70%
→
Tue0%
Partly cloudy Partly cloudy
53
66
A
Wed10%
Partly cloudy Partly cloudy
58
73
A
Thu10%
Partly cloudy Partly cloudy
61
75
B
Fri70%
Showers likely Showers likely
48
75
C
Sat30%
Partly cloudy; cooler Partly cloudy; cooler
46
65
B
Sun40%
Chance of showers Chance of showers
46
63
C
Mon0%
Mostly sunny Mostly sunny
38
61
C
Letters show how sure the forecast is: A, models agree; B, some spread; C, check back. Sample data.
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