Kasigluk, Alaska · field elev 48 ft

Density Altitude at Kasigluk (PFKA)

Kasigluk sits at 48 ft, and even a typical July afternoon (64 °F) only lifts density altitude to about 379 ft — heat still trims performance, but the field rarely turns high-and-hot.

worst typical month: July · ≈379 ft station: BETHEL AP · 24 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at BETHEL AP (24 mi from the field) · standard pressure, dry air
Month Avg temp °F DA at avg temp Afternoon high °F DA on a typical afternoon
January 6.9 −3,582 ft 12.7 −3,150 ft
February 13.3 −3,106 ft 20.1 −2,609 ft
March 14.5 −3,018 ft 22.0 −2,471 ft
April 29.0 −1,971 ft 36.9 −1,417 ft
May 43.0 −996 ft 52.0 −387 ft
June 53.3 −300 ft 62.1 281 ft
July 56.3 −101 ft 63.6 379 ft
August 53.9 −260 ft 60.5 176 ft
September 46.1 −785 ft 52.7 −340 ft
October 32.2 −1,745 ft 37.9 −1,347 ft
November 18.5 −2,725 ft 24.3 −2,306 ft
December 10.0 −3,351 ft 16.3 −2,886 ft

▲ above 5,000 ft · ⚠ above 8,000 ft. These are planning references at standard pressure and dry air — afternoon humidity and low pressure both push the real number higher. Run today's values below.

Run today’s numbers for PFKA

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 405 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 405 ft

Field elevation 48 ft — the air behaves like 405 ft.

PRESSURE ALT
49 ft
ISA DEVIATION
RULE-OF-THUMB DA
AIR DENSITY INDEX
AIR DENSITY
WATER · GRAINS/LB

For training and reference · verify with official sources and your POH before flight · no tool on this site renders a go / no-go judgment

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Frequently asked questions

How high does density altitude get at PFKA in summer?

On a typical July afternoon — around 64 °F at the nearest NOAA normals station — density altitude at Kasigluk reaches roughly 379 ft at standard pressure. Hotter-than-normal days, low pressure, and humidity all push it higher, so run the day's actual numbers before flying.

What is the density altitude at PFKA on an average day?

It swings with the seasons: from roughly −3,582 ft at the coldest month's average temperature to about −101 ft at the warmest month's — all from a constant field elevation of 48 ft. The month-by-month table above carries the full year.

What is the field elevation of Kasigluk?

48 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is PFKA (ICAO) / Z09 (FAA), in Kasigluk, Alaska.