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
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Alert. A Freeze Warning is in force for Princeton Municipal Airport until 9 AM tomorrow. Read the alert in full, and see what it means in the Field Book.
Now. Princeton Municipal Airport is 45° and overcast at 2 AM. With the wind it feels like 39°. The dew point is 41°, so the air feels dry and comfortable. Gentle breeze from the northwest at 11 mph.
Today and tonight. It warms to about 49° by 4 PM. Tonight falls to about 33° by 1 AM, under a mostly clear sky. Frost can form on the ground in sheltered spots.
The week. The warmest day ahead is Wednesday, near 70°, and the coolest tomorrow, near 58°. The days ahead look dry. The first freeze could come tomorrow, a low of 30°.
The sky tonight. The sun sets at 6:27 PM. The Moon is a waxing crescent, 33% lit, and sets at 10:06 PM. The next full Moon is Sunday, Oct 25. After dark, look for Saturn, bright in the east-southeast. A planet shines with a steady light where the stars around it twinkle. The Orionids meteor shower is active, peaking around Oct 21: at its peak, up to about 20 meteors an hour can be seen from a dark site. The sky is forecast to stay clear: a good night to look up. The day is 10 hours 56 minutes long, 3 minutes shorter than yesterday.
As of 2:00 AM in Princeton Municipal Airport, Minnesota.
Air quality
Index 21, good, led by fine particles. Read at 1 AM from its reporting area, East Central Minnesota (MN), 23 miles off.
Good each day through Sun Oct 18, led by ozone. Yesterday measured 22, good.
No smoke near the ground through Sat 7 PM.
Precipitation
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.
Visibility
Visibility stays 8 miles or more through Sat 7 PM, lowest 9 miles Fri 2 AM.
F
Now, today, and the week
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 16 / 34 | 3,900 ft | 75 ft | Asphalt | 158° / 338° | 9 mph head, on 34 | 5 mph from the left |
Measured here
Every hour from Princeton Muni (PNM), Princeton Municipal Airport's own instrument, measure by measure, on the field's own clock.
47 F at 2 AM; 48 F at its warmest, 6 PM Thursday, and 41 F at its coolest, 3 AM Thursday.
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
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.
How it is measured: Humidity variables, Field Book FB-WAT-002
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.
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
30.03 inHg at 2 AM, rising 0.04 inHg over 3 hours; 0.12 inHg lower than a day before.
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
Down to 4 miles at 2 PM Thursday; 10 miles or more now.
How it is measured: Fog types, Field Book FB-WAT-020
The lowest cloud base came down to 500 ft at 6 PM Thursday; a base was reported in 23 of the hours.
How it is measured: Cloud classification, Field Book FB-SKY-001
None measured in the gauge in the last 24 hours.
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
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
At an airfield/0.0 mi away/978 ft/2 ft below here
temp, wind, gust, visibility, precip, pressure
U.S.169 Princeton - MP 176.9MN164
Beside a road/1.2 mi away/961 ft/19 ft below here
temp, pavement temp, wind, visibility, precip
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
22 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.