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Tri Cities Airport, Washington

Medium airport in Franklin County, Washington

Air quality

The air at Tri Cities Airport

Index 38, good, led by fine particles. Read at 8 PM from its reporting area, Kennewick (WA), 5 miles off.

38Good
  • Fine particles (PM2.5)38Good-
  • Coarse particles (PM10)31Good-

The days ahead

Good each day through Fri Oct 16, led by fine particles. Yesterday measured 36, good.

Smoke, the next 46 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 39 or under.

ThuFriSat

Precipitation

What has fallen at Tri Cities Airport

None in the last 3 days, to Thu 7 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Tri Cities Airport, the next 46 hours

Visibility stays 10 miles or more through Sat 5 PM.

ThuFriSat

Airfield

Code
PSC
ICAO
KPSC
IATA
PSC
Field elevation
410 ft
Serves
Pasco
Kind
Medium airport
Scheduled service
Yes
Its own instrument
PSC
Wind now
From 340° at 7 mph, read 15 Oct, 19:53

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
03L / 21R7,707 ft150 ftAsphalt45° / 225°3 mph head, on 03L6 mph from the left
03R / 21L unlit4,423 ft75 ftAsphalt47° / 227°3 mph head, on 03R6 mph from the left
12 / 307,703 ft150 ftAsphalt136° / 316°6 mph head, on 303 mph from the right
03L21R03R21L12302,500 ftN340° 7 mph
Runways from their surveyed ends, north up, lengths and positions to scale; the rose in the corner is the wind now.

Measured here

What the airfield's own instrument measured, the last 24 hours

Every hour from Pasco/Tri-Cities (PSC), Tri Cities Airport's own instrument, measure by measure, on the field's own clock.

Temperature

52 F at 7 PM; 74 F at its warmest, 3 PM, and 36 F at its coolest, 6 AM.

Now
52F
7 PM
Highest
74F
3 PM
Lowest
36F
6 AM
Temperature and Dew point at Pasco/Tri-Cities, temperature from 36.0 to 74.0, the latest 52.0; dew point from 35.0 to 46.0, the latest 44.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF3040506070809 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMFREEZINGTEMPERATUREDEW POINT

How it is measured: Stevenson screen and siting, Field Book FB-INS-009

Humidity and dew point

A dew point of 44 F, the air 74% saturated; the humidity ran from 33% at 3 PM to 96% at 1 AM.

Dew point now
44F
7 PM
Humidity now
74%
Humidity, range
33 to 96%
Relative humidity at Pasco/Tri-Cities, relative humidity from 33 to 96, the latest 74, in per cent.RELATIVE HUMIDITY%204060801009 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM

How it is measured: Humidity variables, Field Book FB-WAT-002

Wind

6 mph from the north northwest at 8 PM; at its strongest 10 mph, 5 PM, and no gust reported.

Now
6mph
from the north northwest
Strongest
10mph
5 PM
Highest gust
-
none reported
Wind at Pasco/Tri-Cities, wind from 1 to 10, the latest 6, in miles an hour.WINDmph02.557.51012.59 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM
Wind direction at Pasco/Tri-Cities, wind direction from 310 to 360, the latest 340, in degrees.WIND DIRECTION°0901802703609 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM

How it is measured: Coriolis as geometry, Field Book FB-ENG-008

Pressure

30.41 inHg at 8 PM, steady over 3 hours; 0.04 inHg higher than a day before.

Now
30.41inHg
8 PM
3 hours
-0.01inHg
steady
24 hours
+0.04inHg
Pressure, altimeter at Pasco/Tri-Cities, pressure, altimeter from 30.37 to 30.55, the latest 30.41, in inches of mercury.PRESSURE, ALTIMETERinHg30.3530.4030.4530.5030.559 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM

How it is measured: Hydrostatic balance, Field Book FB-ENG-003

Visibility

Down to 6 miles at 4 PM; 10 miles or more now.

Now
10+mi
Lowest
6mi
4 PM
Hours under a mile
0
Visibility at Pasco/Tri-Cities, visibility from 6.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5109 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMLIFRIFRMVFRVFR

How it is measured: Fog types, Field Book FB-WAT-020

Precipitation

None measured in the gauge in the last 24 hours.

Last 24 hours
0.00in
Wettest hour
-
Hours with some
0

How it is measured: ASOS, Field Book FB-INS-002

Pasco/Tri-Cities: every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 5 instruments nearest Tri Cities Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.0 miles away.

measured now3 instruments

Pasco/Tri-CitiesPSC

At an airfield/0.0 mi away/407 ft/3 ft below here

temp, wind, gust, visibility, precip, pressure

Twin BridgesTTWIN

Beside a road/10.3 mi away/423 ft/13 ft above here

temp, pavement temp, wind, visibility, precip

Juniper Dunes RAWSJUFW1

A remote fire weather station/13.4 mi away/827 ft/417 ft above here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Pasco 2.2 NWWA-FK-2

In a volunteer observer's own ground/2.1 mi away/528 ft/118 ft above here

precip, snowfall, snow depth

KennewickKENW1

At a cooperative observer's station/3.8 mi away/341 ft/69 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Washington

23 places, each with its own forecast and its own instruments.

Near Tri Cities Airport

The nearest places, each with its own forecast and the instruments nearest it.

Near Tri Cities Airport