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Trinity Center Airport, California

Small airport in Trinity County, California

Air quality

The air at Trinity Center Airport

Index 50, good, led by fine particles. Read at 8 PM from its reporting area, Weaverville (CA), 21 miles off.

50Good
  • Fine particles (PM2.5)50Good21.4 mi

The days ahead

Yesterday measured 14, good.

Smoke, the next 45 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 22 or under.

FriSat

Precipitation

What has fallen at Trinity Center Airport

None in the last 3 days, to Thu 8 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 Trinity Center Airport, the next 45 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

Airfield

Code
O86
ICAO
-
IATA
-
Field elevation
2,390 ft
Serves
Trinity Center
Kind
Small airport
Scheduled service
No
Its own instrument
O86
Wind now
From 260° at 3 mph, read 15 Oct, 21:15

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
14 / 32 unlit3,215 ft50 ftAsphalt159° / 339°1 mph head, on 323 mph from the left
14321,000 ftN260° 3 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 Trinity Center (O86), Trinity Center Airport's own instrument, measure by measure, on the field's own clock.

Temperature

56 F at 8 PM; 84 F at its warmest, 3 PM, and 42 F at its coolest, 7 AM.

Now
56F
8 PM
Highest
84F
3 PM
Lowest
42F
7 AM
Temperature and Dew point at Trinity Center, temperature from 41.6 to 84.2, the latest 56.0; dew point from 30.8 to 43.4, the latest 32.6, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF20406080100Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMFREEZINGTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 33 F, the air 41% saturated; the humidity ran from 15% at 4 PM to 79% at 7 AM.

Dew point now
33F
8 PM
Humidity now
41%
Humidity, range
15 to 79%
Relative humidity at Trinity Center, relative humidity from 15 to 79, the latest 41, in per cent.RELATIVE HUMIDITY%020406080Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Wind

1 mph at 8 PM; at its strongest 7 mph, 1 PM, with a gust of 13 mph at 1 PM.

Now
1mph
Strongest
7mph
1 PM
Highest gust
13mph
1 PM
Wind at Trinity Center, wind from 0 to 7, the latest 1, in miles an hour.WINDmph02468Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM
Wind direction at Trinity Center, wind direction from 130 to 300, the latest 270, in degrees.WIND DIRECTION°090180270360Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Pressure

30.28 inHg at 8 PM, rising 0.05 inHg over 3 hours; 0.03 inHg higher than a day before.

Now
30.28inHg
8 PM
3 hours
+0.05inHg
rising
24 hours
+0.03inHg
Pressure, altimeter at Trinity Center, pressure, altimeter from 30.23 to 30.35, the latest 30.28, in inches of mercury.PRESSURE, ALTIMETERinHg30.2030.2530.3030.35Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Visibility

10 miles or more every hour.

Now
10+mi
Lowest
10+mi
Hours under a mile
0
Visibility at Trinity Center, visibility from 10.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.510Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 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

Trinity Center: every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 6 instruments nearest Trinity Center 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 now4 instruments

Trinity CenterO86

At an airfield/0.0 mi away/2,394 ft/4 ft above here

temp, wind, gust, visibility, precip, pressure

Shimmy Lake GOESSHMC1

At a river or reservoir gauge/5.8 mi away/6,381 ft/3,991 ft above here

temp, wind, gust, humidity, pressure

VollmersCD019

Beside a road/14.2 mi away/1,312 ft/1,078 ft below here

temp, pavement temp, wind, visibility, precip

French GulchS2218

At a soil climate station/15.1 mi away/3,704 ft/1,314 ft above here

temp, humidity, soil temp, soil moisture

measured daily2 instruments

Trinity Center 0.6 ESECA-TY-11

In a volunteer observer's own ground/0.1 mi away/2,427 ft/37 ft above here

precip, snowfall, snow depth

Trinity River HatcheryTRHC1

At a cooperative observer's station/18.5 mi away/1,939 ft/451 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in California

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

Near Trinity Center Airport

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

Near Trinity Center Airport