Temperature
25 F at 5 AM; 76 F at its warmest, 3 PM Thursday, and 25 F at its coolest, 3 AM.
- Now
- 25F
- 5 AM
- Highest
- 76F
- 3 PM Thursday
- Lowest
- 25F
- 3 AM
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Airports/California/Alturas Municipal Airport
Now. Alturas Municipal Airport is 30° and clear at 6 AM. The dew point is 17°, so the air feels dry and comfortable. Light air from the northeast at 2 mph.
Today and tonight. It warms to about 77° by 2 PM. Tonight falls to about 40° by 8 AM, under a mostly clear sky. No rain is expected for the rest of the day.
The week. The warmest day ahead is tomorrow, near 78°, and the coolest Thursday, near 59°. The days ahead look dry. The first freeze could come Sunday, a low of 31°.
The sky tonight. The sun sets at 6:20 PM. The Moon is a waxing crescent, 34% lit, and sets at 10:16 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 11 hours 6 minutes long, 2 minutes shorter than yesterday.
As of 6:00 AM in Alturas Municipal Airport, California.
Air quality
Index 13, good, led by fine particles. Read at 5 AM from its reporting area, Lakeview (OR), 50 miles off.
Yesterday measured 36, good.
No smoke near the ground through Sat 11 PM.
Precipitation
None in the last 3 days, to Fri 5 AM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 10 miles or more through Sat 11 PM.
F
Now, today, and the week
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 03 / 21 | 2,506 ft | 60 ft | Asphalt | 47° / 227° | Calm | Calm |
| 13 / 31 | 4,228 ft | 50 ft | Asphalt | 149° / 329° | Calm | Calm |
Measured here
Every hour from Alturas (Was O00) (AAT), Alturas Municipal Airport's own instrument, measure by measure, on the field's own clock.
25 F at 5 AM; 76 F at its warmest, 3 PM Thursday, and 25 F at its coolest, 3 AM.
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
A dew point of 17 F, the air 71% saturated; the humidity ran from 13% at 3 PM Thursday to 88% at 7 AM Thursday.
How it is measured: Humidity variables, Field Book FB-WAT-002
3 mph from the west northwest at 6 AM; at its strongest 5 mph, 6 PM Thursday, and no gust reported.
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
30.44 inHg at 6 AM, steady over 3 hours; 0.02 inHg lower than a day before.
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
Down to 8 miles at 10 PM Thursday; 10 miles or more now.
How it is measured: Fog types, Field Book FB-WAT-020
None measured in the gauge in the last 24 hours.
How it is measured: ASOS, Field Book FB-INS-002
Alturas (Was O00): every reading, the last 7 days, 30 days and the year, and how well it reports
The 6 instruments nearest Alturas Municipal Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.6 miles away.
measured now4 instruments
At an airfield/0.6 mi away/4,373 ft/5 ft below here
temp, wind, gust, visibility, precip, pressure
Devils Garden GOESATSC1
At a river or reservoir gauge/6.4 mi away/5,016 ft/638 ft above here
temp, wind, gust, humidity, pressure
Ash ValleyS2214
At a soil climate station/30.4 mi away/5,097 ft/719 ft above here
temp, humidity, soil temp, soil moisture
PerezCD021
Beside a road/34.2 mi away/4,482 ft/104 ft above here
temp, pavement temp, wind, visibility, precip
measured daily2 instruments
Alturas 9.5 ECA-MC-4
In a volunteer observer's own ground/10.6 mi away/5,336 ft/958 ft above here
precip, snowfall, snow depth
Jess ValleyJESC1
At a cooperative observer's station/20.4 mi away/5,423 ft/1,045 ft above here
snowfall, snow depth, precip, high, low
0in
Snow on the ground
Measured at Jess Valley (JESC1), 20.4 miles from here, read 6 Oct, 20:00. measured daily
33 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.