Apache Point Observatory

New Mexico, USA


Infrared satellite map disabled until further notice

This page contains the latest weather data plots, satellite images, and forecasts. You may need to press [Reload] to refresh the images. For live weather updates, visit the APO Weather Status page.

Forecast for the Sacramento Mountains

Forecast discussion | Raw Forecast

Clear Sky Forecast

Clear Sky Forecast

APO Weather Plots

Note: Clicking on a plot takes you to its history. Times shown in TAI.

USFS RAWS Weather Station – COSMIC

This station is located near the picnic tables. Time axis is UTC.

USFS RAWS Weather Station – Sacramento Peak Observatory

This station is located by Hilltop at NSO. Time axis is UTC.

Interactive Forecast Map

Other Resources

Weather links

Weather calculator

APO has three anemometers on various structures. Wind speeds are recorded with different averaging intervals.

Wind direction convention: 0° = North, 90° = East, 180° = South, 270° = West.

Dust Counter Information

The dust counter measures particles ≥ 0.3µm and ≥ 1.0µm. Data are plotted as particles per cubic foot.

Data Archives

Weather · DIMM · IRSC