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

Collier

9,014 people, in Allegheny County.

9,014People, 2024 estimate
14 sq miLand area
Sunny 69°
Sunny now Dew point 57° · E 3 mph · high 73°
City of Collier River Interstate 2 miles
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The Collier 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 Collier

NWS forecast and National Blend of Models · updated 1:00 PM EDT
RIGHT NOW Pittsburgh International Airport (KPIT) · 1:51 PM
Sunny
69° Sunny Feels like 69° · high of 73° near 3 PM
WindE 3 mphno gusts
Humidity65%falling to 53% this afternoon
Pressure30.08 in →steady
Visibility10 mihaze-free
CloudsClear
UV index—no forecast
Dew point 57° · Comfortableabout the same for three days
DryComfortableStickyMuggyOppressive
NEXT RAIN
Partly cloudy
Friday, about 9 AMin about 66 hours · 84% chance · showers
LIKELY AMOUNT0.1–0.7 inmost likely 0.4; 1 in 10 over 1.1
LAST RAINSept. 220.05 in · 7 dry days
ALERTS & OUTLOOKS
No watches or warnings for Allegheny County
NWS Pittsburgh and the Storm Prediction Center · checked 2:51 PM
SUN & MOON
↑ 7:14 AM7:06 PM ↓
11 h 52 m of daylight, 3 minutes less than yesterday
Waning gibbous, 89% lit. The Harvest Moon was full Saturday.
AIR & POLLEN
52
MODERATEAir quality index · fine particles
Tomorrow: 56, moderate. 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
mostly clear 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
showers day
rain
TEMPERATURE °F
72°
55°
75°
63°
77°
66°
CHANCE OF RAIN
84% · 0.10 in Friday morning 50%
WIND, MPH
0
3
3
0
0
0
2
6
6
5
5
5
6
7
8
10
10
9
8
8
8
10
11
12
HOW IT FEELS · DEW POINT
Comfortable: dew points 55 to 62°

The next seven days, and how sure we are

Forecast, with the range 8 in 10 ensemble members agree on Normal, about 70° / 50°
TUE Sept. 29 Partly cloudy Partly cloudy
73° 55°
0% rain — SW 1 A
WED Sept. 30 Partly cloudy Partly cloudy
77° 63°
0% rain — SSW 4 A
THU Oct. 1 Partly cloudy Partly cloudy
79° 66°
10% rain — SSW 9 B
FRI Oct. 2 Showers likely Showers likely
76° 53°
80% rain 0.1–0.7″ NNW 12 C
SAT Oct. 3 Chance of showers; cooler Chance of showers; cooler
68° 53°
30% rain up to 0.1″ NE 8 B
SUN Oct. 4 Partly cloudy Partly cloudy
68° 49°
30% rain — WNW 7 B
MON Oct. 5 Mostly sunny Mostly sunny
63° 42°
0% rain — N 10 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 Collier on the Forecast Network

Neighboring plates

Pittsburgh PA · 9 MI 9 miles east Hempfield PA · 30 MI 30 miles east Cleveland OH · 110 MI 110 miles northwest Columbus OH · 153 MI 153 miles west Washington DC · 196 MI 196 miles southeast Toledo OH · 200 MI 200 miles northwest
FORECASTCITY
Atlas plate of Collier, Pennsylvania. Explore the plate
PENNSYLVANIA · ALLEGHENY

Collier

9,014 people, in Allegheny County.

9,014People
14 sq miLand
Sunny 69°
SunnyDew point 57°
1

Today in Collier

NEXT 15 HOURS
Now partly cloudy day 72° 0%
5p partly cloudy day 72° 0%
8p mostly clear night 65° 0%
11p mostly clear night 60° 0%
2a mostly clear night 57° 0%
5a partly cloudy night 55° 0%
Partly cloudy
NEXT RAINFriday about 9 AM · 84%
→
Tue0%
Partly cloudy Partly cloudy
55
73
A
Wed0%
Partly cloudy Partly cloudy
63
77
A
Thu10%
Partly cloudy Partly cloudy
66
79
B
Fri80%
Showers likely Showers likely
53
76
C
Sat30%
Chance of showers; cooler Chance of showers; cooler
53
68
B
Sun30%
Partly cloudy Partly cloudy
49
68
B
Mon0%
Mostly sunny Mostly sunny
42
63
C
Letters show how sure the forecast is: A, models agree; B, some spread; C, check back. Sample data.
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