Temperature
48 F at 8 PM; 54 F at its warmest, 12 PM, and 30 F at its coolest, 1 AM.
- Now
- 48F
- 8 PM
- Highest
- 54F
- 12 PM
- Lowest
- 30F
- 1 AM
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Alert. A Wind Advisory is in force for Grand Canyon National Park Airport until 6 PM tomorrow. Read the alert in full, and see what it means in the Field Book.
Now. Grand Canyon National Park Airport is 47° and clear at 9 PM. With the wind it feels like 40°. The dew point is 37°, so the air feels dry and comfortable. Fresh breeze from the east-northeast at 20 mph, gusting to 37 mph.
Today and tonight. Tonight falls to about 39° by 5 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 61°, and the coolest Wednesday, near 56°. Rain is likely Tuesday (54%) and Wednesday (61%). Rain is possible Monday (36%). The windiest day is tomorrow, with wind to 21 mph. Frost is possible tomorrow morning, a low of 35°.
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 19 minutes long, 2 minutes shorter than yesterday.
As of 9:00 PM in Grand Canyon National Park Airport, Arizona.
Air quality
Index 38, good, led by ozone. Read at 9 PM from its reporting area, Grand Canyon National Park (AZ), 7 miles off.
Yesterday measured 44, good.
Smoke near the ground peaks at index 119, unhealthy for sensitive groups, Fri 5 PM.
Precipitation
None in the last 3 days, to Thu 8 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 |
|---|---|---|---|---|---|---|
| 03 / 21 | 8,999 ft | 150 ft | Asphalt | 41° / 221° | 22 mph head, on 03 | 7 mph from the right |
Measured here
Every hour from Grand Canyon Park (GCN), Grand Canyon National Park Airport's own instrument, measure by measure, on the field's own clock.
48 F at 8 PM; 54 F at its warmest, 12 PM, and 30 F at its coolest, 1 AM.
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
A dew point of 35 F, the air 61% saturated; the humidity ran from 50% at 12 PM to 96% at 1 AM.
How it is measured: Humidity variables, Field Book FB-WAT-002
22 mph from the east northeast at 8 PM; at its strongest 29 mph, 10 AM, with a gust of 47 mph at 6 PM.
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
30.41 inHg at 8 PM, rising 0.03 inHg over 3 hours; 0.16 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 3,600 ft at 1 PM; a base was reported in 6 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
Grand Canyon Park: every reading, the last 7 days, 30 days and the year, and how well it reports
The 5 instruments nearest Grand Canyon National Park 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 now3 instruments
At an airfield/0.6 mi away/6,608 ft/1 ft below here
temp, wind, gust, visibility, precip, pressure
Tusayan 1.5 NEQTUA3
At a river or reservoir gauge/3.0 mi away/6,716 ft/107 ft above here
temp, wind, gust, humidity, pressure
Williams 35 NNW53155
At a climate reference station/17.3 mi away/5,990 ft/619 ft below here
temp, humidity, wind, solar, precip
measured daily2 instruments
Grand Canyon Village 0.5 SSEAZ-CN-103
In a volunteer observer's own ground/6.7 mi away/6,942 ft/333 ft above here
precip, snowfall, snow depth
Grand Canyon Visitors CenterGCVA3
At a cooperative observer's station/7.7 mi away/7,107 ft/498 ft above here
snowfall, snow depth, precip, high, low
0in
Snow on the ground
Measured at Grand Canyon Visitors Center (GCVA3), 7.7 miles from here, read 15 Oct, 08:00. measured daily
16 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.