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

Lewis

1,469 people, in Union County.

1,469People, 2024 estimate
39 sq miLand area
Sunny 70°
Sunny now Dew point 58° · Calm · high 72°
City of Lewis River Interstate 2 miles
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The Lewis 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 Lewis

NWS forecast and National Blend of Models · updated 2:00 PM EDT
RIGHT NOW Selinsgrove Penn Valley Airport (KSEG) · 2:53 PM
Sunny
70° Sunny Feels like 70° · high of 72° near 3 PM
WindCalmno gusts
Humidity66%rising to 100% by morning
Pressure30.03 in →steady
Visibility10 mihaze-free
CloudsClear
UV index—no forecast
Dew point 58° · Comfortable66° by Friday: more humid
DryComfortableStickyMuggyOppressive
NEXT RAIN
Rain
Friday50% chance · showers
LIKELY AMOUNT—amounts come within 3 days
LAST RAINSept. 270.1 in · 2 dry days
ALERTS & OUTLOOKS
No watches or warnings for Union County
NWS State College and the Storm Prediction Center · checked 3:21 PM
SUN & MOON
↑ 7:02 AM6:54 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
mostly cloudy day
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy night
mostly cloudy day
partly cloudy day
partly cloudy day
mostly cloudy day
mostly cloudy night
mostly cloudy night
mostly cloudy night
mostly cloudy night
mostly cloudy day
mostly cloudy day
partly cloudy day
mostly sunny
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy night
partly cloudy day
partly cloudy day
partly cloudy day
TEMPERATURE °F
72°
56°
77°
62°
78°
62°
CHANCE OF RAIN
50%
WIND, MPH
2
0
0
0
0
0
0
3
3
1
0
0
0
0
0
3
5
2
0
0
0
0
2
6
HOW IT FEELS · DEW POINT
Sticky: dew points 56 to 66°

The next seven days, and how sure we are

Forecast, with the range 8 in 10 ensemble members agree on Normal, about 71° / 48°
TUE Sept. 29 Partly cloudy Partly cloudy
72° 54°
0% rain — NNW 1 A
WED Sept. 30 Partly cloudy Partly cloudy
77° 60°
0% rain — SSW 1 A
THU Oct. 1 Partly cloudy Partly cloudy
78° 60°
0% rain — SSW 2 B
FRI Oct. 2 Chance of showers Chance of showers
81° 54°
50% rain up to 0.3″ NNW 7 C
SAT Oct. 3 Chance of showers; cooler Chance of showers; cooler
69° 48°
40% rain up to 0.4″ NE 5 B
SUN Oct. 4 Chance of showers Chance of showers
67° 47°
50% rain up to 0.9″ SSW 5 C
MON Oct. 5 Mostly sunny Mostly sunny
66° 40°
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 Lewis on the Forecast Network

Neighboring plates

Williamsport PA · 20 MI 20 miles north Philadelphia PA · 123 MI 123 miles southeast Washington DC · 142 MI 142 miles south New York NY · 168 MI 168 miles east Hempstead NY · 185 MI 185 miles east
FORECASTCITY
Atlas plate of Lewis, Pennsylvania. Explore the plate
PENNSYLVANIA · UNION

Lewis

1,469 people, in Union County.

1,469People
39 sq miLand
Sunny 70°
SunnyDew point 58°
1

Today in Lewis

NEXT 15 HOURS
Now partly cloudy day 72° 1%
6p partly cloudy day 71° 2%
9p partly cloudy night 64° 1%
12a partly cloudy night 60° 0%
3a partly cloudy night 58° 0%
6a mostly cloudy night 56° 0%
Rain
NEXT RAINFriday · 50%
→
Tue0%
Partly cloudy Partly cloudy
54
72
A
Wed0%
Partly cloudy Partly cloudy
60
77
A
Thu0%
Partly cloudy Partly cloudy
60
78
B
Fri50%
Chance of showers Chance of showers
54
81
C
Sat40%
Chance of showers; cooler Chance of showers; cooler
48
69
B
Sun50%
Chance of showers Chance of showers
47
67
C
Mon0%
Mostly sunny Mostly sunny
40
66
C
Letters show how sure the forecast is: A, models agree; B, some spread; C, check back. Sample data.
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