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Princeton Municipal Airport, Minnesota

Small airport in Mille Lacs County, Minnesota

Air quality

The air at Princeton Municipal Airport

Index 21, good, led by fine particles. Read at 1 AM from its reporting area, East Central Minnesota (MN), 23 miles off.

21Good
  • Fine particles (PM2.5)21Good24.3 mi
  • Ozone18Good14 ppb22.7 mi

The days ahead

Good each day through Sun Oct 18, led by ozone. Yesterday measured 22, good.

Smoke, the next 42 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Princeton Municipal Airport

0.35 in in the last 24 hours, and none in the 2 days before, to Fri 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.35in
Last 3 days
0.35in

Visibility

How far you can see at Princeton Municipal Airport, the next 42 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 9 miles Fri 2 AM.

FriSat

Airfield

Code
PNM
ICAO
KPNM
IATA
-
Field elevation
980 ft
Serves
Princeton
Kind
Small airport
Scheduled service
No
Its own instrument
PNM
Wind now
From 310° at 10 mph, read 16 Oct, 01:55

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
16 / 343,900 ft75 ftAsphalt158° / 338°9 mph head, on 345 mph from the left
16341,000 ftN310° 10 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 Princeton Muni (PNM), Princeton Municipal Airport's own instrument, measure by measure, on the field's own clock.

Temperature

47 F at 2 AM; 48 F at its warmest, 6 PM Thursday, and 41 F at its coolest, 3 AM Thursday.

Now
47F
2 AM
Highest
48F
6 PM Thursday
Lowest
41F
3 AM Thursday
Temperature and Dew point at Princeton Muni, temperature from 41.1 to 48.2, the latest 46.6; dew point from 39.3 to 48.2, the latest 43.3, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF37.54042.54547.5503 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16TEMPERATUREDEW 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 88% saturated; the humidity ran from 77% at 9 PM Thursday to 100% at 6 PM Thursday.

Dew point now
43F
2 AM
Humidity now
88%
Humidity, range
77 to 100%
Relative humidity at Princeton Muni, relative humidity from 77 to 100, the latest 88, in per cent.RELATIVE HUMIDITY%7080901003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Wind

12 mph from the northwest at 2 AM; at its strongest 14 mph, 7 PM Thursday, with a gust of 23 mph at 7 PM Thursday.

Now
12mph
from the northwest
Strongest
14mph
7 PM Thursday
Highest gust
23mph
7 PM Thursday
Wind and Gust at Princeton Muni, wind from 0 to 14, the latest 12; gust from 21 to 23, the latest 21, in miles an hour.WIND AND GUSTmph01020303 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16WINDGUST
Wind direction at Princeton Muni, wind direction from 30 to 350, the latest 310, in degrees.WIND DIRECTION°0901802703603 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Pressure

30.03 inHg at 2 AM, rising 0.04 inHg over 3 hours; 0.12 inHg lower than a day before.

Now
30.03inHg
2 AM
3 hours
+0.04inHg
rising
24 hours
-0.12inHg
Pressure, altimeter at Princeton Muni, pressure, altimeter from 29.96 to 30.15, the latest 30.03, in inches of mercury.PRESSURE, ALTIMETERinHg29.9530.0030.0530.1030.153 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Visibility

Down to 4 miles at 2 PM Thursday; 10 miles or more now.

Now
10+mi
Lowest
4mi
2 PM Thursday
Hours under a mile
0
Visibility at Princeton Muni, visibility from 4.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5103 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16LIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 500 ft at 6 PM Thursday; a base was reported in 23 of the hours.

Lowest base now
1,500ft
Lowest in 24 hours
500ft
6 PM Thursday
Hours with a base reported
23
Lowest cloud base at Princeton Muni, lowest cloud base from 500 to 14,000, the latest 1,500, in feet.LOWEST CLOUD BASEft05,00010,00015,0003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16MVFRVFR

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
0.00in
5 AM Thursday
Hours with some
11
Precipitation at Princeton Muni, precipitation from 0.00 to trace, the latest 0.00, in inches.PRECIPITATIONin0.000.030.050.070.103 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Princeton 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 Princeton 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 now4 instruments

Princeton MuniPNM

At an airfield/0.0 mi away/978 ft/2 ft below here

temp, wind, gust, visibility, precip, pressure

Sherburne RAWSCSCM5

A remote fire weather station/7.2 mi away/1,002 ft/22 ft above here

temp, wind, gust, humidity, pressure

Crescent Lake No1S2002

At a soil climate station/19.2 mi away/975 ft/5 ft below here

temp, humidity, soil temp, soil moisture

measured daily2 instruments

Princeton 0.8 WMN-ML-20

In a volunteer observer's own ground/0.9 mi away/980 ft/level with here

precip, snowfall, snow depth

SantiagoSATM5

At a cooperative observer's station/7.3 mi away/1,017 ft/37 ft above here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Santiago (SATM5), 7.3 miles from here, read 8 Oct, 19:00. measured daily

Elsewhere in Minnesota

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

Near Princeton Municipal Airport

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

Near Princeton Municipal Airport