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Bay City Regional Airport, Texas

Small airport in Matagorda County, Texas

Air quality

The air at Bay City Regional Airport

Index 45, good, led by fine particles. Read at 7 AM from its reporting area, Houston-Galveston-Brazoria (TX), 62 miles off.

45Good
  • Fine particles (PM2.5)45Good-
  • Ozone27Good9 ppb23.9 mi
  • Coarse particles (PM10)17Good-

The days ahead

Highest moderate, today, led by ozone. Yesterday measured 74, moderate.

Smoke, the next 43 hours

Little smoke near the ground through Sun 1 AM: the index from smoke stays at 17 or under.

FriSat

Precipitation

What has fallen at Bay City Regional Airport

None in the last 3 days, to Fri 6 AM. 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 Bay City Regional Airport, the next 43 hours

Visibility stays 8 miles or more through Sun 1 AM, lowest 9 miles Fri 8 AM.

FriSat

Airfield

Code
BYY
ICAO
KBYY
IATA
BBC
Field elevation
45 ft
Serves
Bay City
Kind
Small airport
Scheduled service
No
Its own instrument
BYY
Wind now
From 340° at 5 mph, read 16 Oct, 07:15

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
13 / 315,107 ft75 ftAsphalt134° / 314°4 mph head, on 312 mph from the right
13311,000 ftN340° 5 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 Bay City Regional (BYY), Bay City Regional Airport's own instrument, measure by measure, on the field's own clock.

Temperature

69 F at 7 AM; 90 F at its warmest, 1 PM Thursday, and 69 F at its coolest, 7 AM.

Now
69F
7 AM
Highest
90F
1 PM Thursday
Lowest
69F
7 AM
Temperature and Dew point at Bay City Regional, temperature from 69.0 to 89.6, the latest 69.0; dew point from 67.1 to 71.9, the latest 68.5, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF607080909 AM12 PM3 PM6 PM9 PMOct 163 AM6 AMTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 69 F, the air 98% saturated; the humidity ran from 50% at 1 PM Thursday to 98% at 7 AM.

Dew point now
69F
7 AM
Humidity now
98%
Humidity, range
50 to 98%
Relative humidity at Bay City Regional, relative humidity from 50 to 98, the latest 98, in per cent.RELATIVE HUMIDITY%4060801009 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM

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

Wind

4 mph from the north northwest at 7 AM; at its strongest 12 mph, 5 PM Thursday, and no gust reported.

Now
4mph
from the north northwest
Strongest
12mph
5 PM Thursday
Highest gust
-
none reported
Wind at Bay City Regional, wind from 0 to 12, the latest 4, in miles an hour.WINDmph0510159 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM
Wind direction at Bay City Regional, wind direction from 10 to 340, the latest 340, in degrees.WIND DIRECTION°0901802703609 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM

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

Pressure

30.07 inHg at 7 AM, rising 0.04 inHg over 3 hours; 0.09 inHg higher than a day before.

Now
30.07inHg
7 AM
3 hours
+0.04inHg
rising
24 hours
+0.09inHg
Pressure, altimeter at Bay City Regional, pressure, altimeter from 29.90 to 30.07, the latest 30.07, in inches of mercury.PRESSURE, ALTIMETERinHg29.8529.9029.9530.0030.0530.109 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM

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

Visibility

Down to 6 miles at 7 AM; 6 miles now.

Now
6mi
Lowest
6mi
7 AM
Hours under a mile
0
Visibility at Bay City Regional, visibility from 6.0 to 10.0, the latest 6.0, in miles.VISIBILITYmi02.557.5109 AM12 PM3 PM6 PM9 PMOct 163 AM6 AMLIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 2,900 ft at 10 PM Thursday; a base was reported in 14 of the hours.

Lowest base now
-
Lowest in 24 hours
2,900ft
10 PM Thursday
Hours with a base reported
14
Lowest cloud base at Bay City Regional, lowest cloud base from 2,900 to 8,500, the latest 2,900, in feet.LOWEST CLOUD BASEft2,0004,0006,0008,00010,0009 AM12 PM3 PM6 PM9 PMOct 163 AM6 AMMVFRVFR

How it is measured: Cloud classification, Field Book FB-SKY-001

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

Bay City Regional: every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 3 instruments nearest Bay City Regional 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 now1 instrument

Bay City RegionalBYY

At an airfield/0.0 mi away/43 ft/2 ft below here

temp, wind, gust, visibility, precip, pressure

measured daily2 instruments

Bay City WaterworksBAYT2

At a cooperative observer's station/6.3 mi away/62 ft/17 ft above here

snowfall, snow depth, precip, high, low

Cedar Lane 1.5 ENETX-MTG-5

In a volunteer observer's own ground/9.1 mi away/25 ft/20 ft below here

precip, snowfall, snow depth

-

Snow on the ground

Elsewhere in Texas

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

Near Bay City Regional Airport

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

Near Bay City Regional Airport