Temperature
51 F at 8 PM; 76 F at its warmest, 4 PM, and 31 F at its coolest, 5 AM.
- Now
- 51F
- 8 PM
- Highest
- 76F
- 4 PM
- Lowest
- 31F
- 5 AM
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Now. Prineville Airport is 40° and clear at 10 PM. The dew point is 34°, so the air feels dry and comfortable. Light air from the south at 2 mph.
Today and tonight. Tonight falls to about 36° by 7 AM, under a mostly clear sky. Frost can form on the ground in sheltered spots. No rain is expected for the rest of the day.
The week. The warmest day ahead is tomorrow, near 78°, and the coolest Tuesday, near 55°. The days ahead look dry. The first freeze could come Sunday, a low of 32°.
The sky now. The Moon is a waxing crescent, 26% lit, and stays below the horizon until dawn. The next full Moon is Sunday, Oct 25. Look for Saturn, bright in the 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 11 hours 3 minutes long, 3 minutes shorter than yesterday.
As of 10:00 PM in Prineville Airport, Oregon.
Air quality
Index 19, good, led by fine particles. Read at 9 PM from its reporting area, Prineville (OR), 3 miles off.
Yesterday measured 26, good.
Little smoke near the ground through Sat 5 PM: the index from smoke stays at 28 or under.
Precipitation
None in the last 3 days, to Thu 9 PM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 10 miles or more through Sat 5 PM.
F
Now, today, and the week
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 11 / 29 | 5,405 ft | 75 ft | Asphalt | 120° / 300° | Calm | Calm |
| 15 / 33 | 4,031 ft | 40 ft | Asphalt | 169° / 349° | Calm | Calm |
Measured here
Every hour from Prineville (S39), Prineville Airport's own instrument, measure by measure, on the field's own clock.
51 F at 8 PM; 76 F at its warmest, 4 PM, and 31 F at its coolest, 5 AM.
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
A dew point of 34 F, the air 53% saturated; the humidity ran from 13% at 4 PM to 91% at 7 AM.
How it is measured: Humidity variables, Field Book FB-WAT-002
Calm at 8 PM; at its strongest 10 mph, 6 PM, with a gust of 16 mph at 3 PM.
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
30.43 inHg at 8 PM, rising 0.04 inHg over 3 hours; 0.02 inHg higher than a day before.
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
10 miles or more every hour.
How it is measured: Fog types, Field Book FB-WAT-020
The lowest cloud base came down to 11,000 ft at 7 PM; a base was reported in 1 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
Prineville: every reading, the last 7 days, 30 days and the year, and how well it reports
The 5 instruments nearest Prineville 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
PrinevilleS39
At an airfield/0.0 mi away/3,235 ft/15 ft below here
temp, wind, gust, visibility, precip, pressure
At a river or reservoir gauge/3.9 mi away/2,969 ft/281 ft below here
temp, wind, gust, humidity, pressure
US97 SB at SW 61st St MP128.51OD158
Beside a road/18.3 mi away/3,212 ft/38 ft below here
temp, pavement temp, wind, visibility, precip
measured daily2 instruments
Prineville 0.8 WSWOR-CK-8
In a volunteer observer's own ground/2.6 mi away/2,861 ft/389 ft below here
precip, snowfall, snow depth
GrizzlyGRZO3
At a cooperative observer's station/16.0 mi away/3,655 ft/405 ft above here
snowfall, snow depth, precip, high, low
-
Snow on the ground
25 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.