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Stillwater Regional Airport, Oklahoma

Medium airport in Payne County, Oklahoma

Air quality

The air at Stillwater Regional Airport

Index 16, good, led by fine particles. Read at 9 PM from its reporting area, Oklahoma City (OK), 50 miles off.

16Good
  • Fine particles (PM2.5)16Good-
  • Ozone13Good-
  • Coarse particles (PM10)6Good-

The days ahead

Highest 80, moderate, Mon Oct 19, led by ozone. Yesterday measured 21, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 1 PM.

FriSat

Precipitation

What has fallen at Stillwater Regional Airport

2.00 in in the last 24 hours, 3.30 in over the last 3 days, to Thu 8 PM. Measured by radar and rain gauges, as water.

Last 24 hours
2.00in
Last 3 days
3.30in

Visibility

How far you can see at Stillwater Regional Airport, the next 41 hours

Visibility stays 9 miles or more through Sat 1 PM, lowest 10 miles Thu 9 PM.

FriSat

Airfield

Code
SWO
ICAO
KSWO
IATA
SWO
Field elevation
1,000 ft
Serves
Stillwater
Kind
Medium airport
Scheduled service
Yes
Its own instrument
SWO
Wind now
From 340° at 12 mph, read 15 Oct, 20:53

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
04 / 225,002 ft75 ftAsphalt44° / 224°5 mph head, on 0411 mph from the left
17 / 357,401 ft100 ftAsphalt179° / 359°11 mph head, on 354 mph from the left
042217352,500 ftN340° 12 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 Stillwater Muni (SWO), Stillwater Regional Airport's own instrument, measure by measure, on the field's own clock.

Temperature

59 F at 8 PM; 70 F at its warmest, 10 PM Wednesday, and 59 F at its coolest, 7 PM.

Now
59F
8 PM
Highest
70F
10 PM Wednesday
Lowest
59F
7 PM
Temperature and Dew point at Stillwater Muni, temperature from 59.0 to 70.0, the latest 59.0; dew point from 54.0 to 69.0, the latest 54.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF5055606570Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 54 F, the air 83% saturated; the humidity ran from 83% at 8 PM to 100% at 6 AM.

Dew point now
54F
8 PM
Humidity now
83%
Humidity, range
83 to 100%
Relative humidity at Stillwater Muni, relative humidity from 83 to 100, the latest 83, in per cent.RELATIVE HUMIDITY%80859095100Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Wind

14 mph from the north northwest at 9 PM; at its strongest 14 mph, 9 PM, with a gust of 32 mph at 3 PM.

Now
14mph
from the north northwest
Strongest
14mph
9 PM
Highest gust
32mph
3 PM
Wind and Gust at Stillwater Muni, wind from 4 to 14, the latest 14; gust from 16 to 32, the latest 20, in miles an hour.WIND AND GUSTmph010203040Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMWINDGUST
Wind direction at Stillwater Muni, wind direction from 40 to 340, the latest 340, 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

30.24 inHg at 9 PM, rising 0.07 inHg over 3 hours; 0.25 inHg higher than a day before.

Now
30.24inHg
9 PM
3 hours
+0.07inHg
rising
24 hours
+0.25inHg
Pressure, altimeter at Stillwater Muni, pressure, altimeter from 29.91 to 30.24, the latest 30.24, in inches of mercury.PRESSURE, ALTIMETERinHg29.9030.0030.1030.2030.30Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Visibility

Down to 0.5 miles at 9 AM, under a mile for 1 hour; 10 miles or more now.

Now
10+mi
Lowest
0.5mi
9 AM
Hours under a mile
1
Visibility at Stillwater Muni, visibility from 0.5 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

Cloud base

The lowest cloud base came down to 500 ft at 5 AM; a base was reported in 24 of the hours.

Lowest base now
2,600ft
Lowest in 24 hours
500ft
5 AM
Hours with a base reported
24
Lowest cloud base at Stillwater Muni, lowest cloud base from 500 to 7,000, the latest 2,600, in feet.LOWEST CLOUD BASEft02,0004,0006,0008,000Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMMVFRVFR

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

Precipitation

1.68 in measured in the gauge, the most, 0.43 in, in the hour to 9 AM.

Last 24 hours
1.68in
Wettest hour
0.43in
9 AM
Hours with some
22
Precipitation at Stillwater Muni, precipitation from 0.00 to 0.43, the latest trace, in inches.PRECIPITATIONin0.000.200.400.60Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Stillwater Muni: 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 Stillwater Regional Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.

measured now4 instruments

Stillwater MuniSWO

At an airfield/0.1 mi away/984 ft/16 ft below here

temp, wind, gust, visibility, precip, pressure

Stillwater Efaw FarmSEFO2

On a farm or research station/2.3 mi away/892 ft/108 ft below here

temp, wind, gust, humidity, pressure

Stillwater 5 WNW53927

At a climate reference station/2.4 mi away/888 ft/112 ft below here

temp, humidity, wind, solar, precip

I-35 & Stillwater35ST165

Beside a road/19.2 mi away/-/- ft from here

temp, pavement temp, wind, visibility, precip

measured daily2 instruments

Stillwater 0.5 NOK-PY-35

In a volunteer observer's own ground/1.9 mi away/932 ft/68 ft below here

precip, snowfall, snow depth

Stillwater Efaw FarmSEFO2

On a farm or research station/2.3 mi away/892 ft/108 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Oklahoma

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

Near Stillwater Regional Airport

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

Near Stillwater Regional Airport