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Britton Municipal Airport, South Dakota

Small airport in Marshall County, South Dakota

Air quality

The air at Britton Municipal Airport

Index 14, good, led by coarse particles. Read at 10 PM from its reporting area, Aberdeen (SD), 44 miles off.

14Good
  • Fine particles (PM2.5)4Good-
  • Coarse particles (PM10)14Good-

The days ahead

Yesterday measured 18, good.

Smoke, the next 45 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Britton Municipal Airport

0.23 in in the last 24 hours, and none in the 2 days before, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.23in
Last 3 days
0.23in

Visibility

How far you can see at Britton Municipal Airport, the next 45 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 8 miles Thu 11 PM.

FriSat

Airfield

Code
BTN
ICAO
KBTN
IATA
TTO
Field elevation
1,318 ft
Serves
Britton
Kind
Small airport
Scheduled service
No
Its own instrument
BTN
Wind now
From 320° at 22 mph, read 15 Oct, 22:55

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
01 / 19 unlit2,034 ft120 ftGrass26° / 206°9 mph head, on 0120 mph from the left
13 / 314,210 ft75 ftAsphalt135° / 315°22 mph head, on 312 mph from the right
011913311,000 ftN320° 22 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 Britton (BTN), Britton Municipal Airport's own instrument, measure by measure, on the field's own clock.

Temperature

45 F at 10 PM; 53 F at its warmest, 12 PM, and 45 F at its coolest, 2 AM.

Now
45F
10 PM
Highest
53F
12 PM
Lowest
45F
2 AM
Temperature and Dew point at Britton, temperature from 44.6 to 53.0, the latest 44.6; dew point from 33.8 to 48.8, the latest 43.4, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF303540455055Oct 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 43 F, the air 96% saturated; the humidity ran from 54% at 3 PM to 100% at 2 AM.

Dew point now
43F
10 PM
Humidity now
96%
Humidity, range
54 to 100%
Relative humidity at Britton, relative humidity from 54 to 100, the latest 96, in per cent.RELATIVE HUMIDITY%406080100Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Wind

20 mph from the northwest at 10 PM; at its strongest 25 mph, 2 PM, with a gust of 41 mph at 5 PM.

Now
20mph
from the northwest
Strongest
25mph
2 PM
Highest gust
41mph
5 PM
Wind and Gust at Britton, wind from 2 to 25, the latest 20; gust from 17 to 41, the latest 29, in miles an hour.WIND AND GUSTmph01020304050Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMWINDGUST
Wind direction at Britton, wind direction from 150 to 320, the latest 320, 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

30.21 inHg at 10 PM, rising 0.06 inHg over 3 hours; 0.04 inHg higher than a day before.

Now
30.21inHg
10 PM
3 hours
+0.06inHg
rising
24 hours
+0.04inHg
Pressure, altimeter at Britton, pressure, altimeter from 30.05 to 30.21, the latest 30.21, in inches of mercury.PRESSURE, ALTIMETERinHg30.0530.1030.1530.2030.25Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Visibility

Down to 4 miles at 3 AM; 10 miles or more now.

Now
10+mi
Lowest
4mi
3 AM
Hours under a mile
0
Visibility at Britton, visibility from 4.0 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

Cloud base

The lowest cloud base came down to 400 ft at 6 AM; a base was reported in 22 of the hours.

Lowest base now
-
Lowest in 24 hours
400ft
6 AM
Hours with a base reported
22
Lowest cloud base at Britton, lowest cloud base from 400 to 4,200, the latest 1,500, in feet.LOWEST CLOUD BASEft01,0002,0003,0004,0005,000Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMLIFRIFRMVFRVFR

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

Precipitation

0.01 in measured in the gauge, the most, 0.01 in, in the hour to 2 AM.

Last 24 hours
0.01in
Wettest hour
0.01in
2 AM
Hours with some
1
Precipitation at Britton, precipitation from 0.00 to 0.01, the latest 0.00, in inches.PRECIPITATIONin0.000.030.050.070.10Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Britton: 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 Britton Municipal 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

BrittonBTN

At an airfield/0.0 mi away/1,305 ft/13 ft below here

temp, wind, gust, visibility, precip, pressure

Marshall County RAWSMRLS2

A remote fire weather station/14.1 mi away/1,982 ft/664 ft above here

temp, wind, gust, humidity, pressure

Sd RWIS Lake CitySD586

Beside a road/16.7 mi away/1,847 ft/529 ft above here

temp, pavement temp, wind, visibility, precip

measured daily2 instruments

Britton 0.4 NWSD-MR-5

In a volunteer observer's own ground/1.6 mi away/1,371 ft/53 ft above here

precip, snowfall, snow depth

BrittonBRIS2

At a cooperative observer's station/1.8 mi away/1,339 ft/21 ft above here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Britton (BRIS2), 1.8 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in South Dakota

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

Near Britton Municipal Airport

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

Near Britton Municipal Airport