Jackson Hole Airport

KJAC / JAC

Jackson, US

Last Updated
Mar 4, 21:56Z

Current Weather

Display Units
Recent 32 min ago
21:56Z

🌙 Night
VFR
Flight Rules
9°C
Temperature
Dewpoint: -6°C
7 kt
210°
10 SM
Visibility
Ceiling
Unlimited
1012 hPa
QNH
Altimeter Setting

Raw METAR

METAR KJAC 042156Z 21007KT 10SM CLR 09/M06 A2987 RMK AO2 SLP133 T00891061
QNH
1012 hPa
Sea Level Pressure
For altitude above MSL
QFE
797 hPa
Field Pressure
Height above aerodrome (6,451 ft)
Pressure Alt
6,489 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 7,317 ft
ISA Deviation: +6.9°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF KJAC 041732Z 0418/0518 21006KT P6SM SCT200 FM050000 20005KT P6SM BKN180 FM050600 20006KT P6SM VCSH SCT040 OVC100 FM050800 21009KT 4SM -SN BR SCT020 OVC035 FM051200 20009KT 6SM BR VCSH SCT020 BKN040
Upcoming Changes (Next 12 Hours)
22:28Z BASE
+0h
VFR 210° 6 kt
Visibility: >6SM
00:00Z FM050000
+2h
VFR 200° 5 kt
Visibility: >6SM
Ceiling: 18,000 ft
06:00Z FM050600
+8h
VFR 200° 6 kt
Visibility: >6SM
Ceiling: 10,000 ft
08:00Z FM050800
+10h
MVFR 210° 9 kt
Visibility: 4SM
Ceiling: 3,500 ft
Light Snow, Mist

24-Hour Weather Evolution

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Data Sources
  • • Current conditions from METAR observations
  • • Historical data from past 24 hours
  • • No forecast or predicted data included
  • • Data updated with each new METAR report
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Note: Future values beyond current TAF validity are estimates based on climatological data and trends. Always verify with current forecasts before flight operations.

Airport Runway Layout

N
JAC
01
19 ✈️

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 01/19
Active: 19
6,300 ft 150 ft ASP 19°
6.6 kt 2.4 kt
20° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - KJAC

4,967 observations | Sep 2025 - Mar 2026

Flight Rules Distribution

VFR
71.3%
MVFR
16.1%
IFR
8.9%
LIFR
3.7%

Jackson Hole Airport typically experiences VFR conditions 71.3% of the time, though instrument-rated pilots will find IFR weather present approximately 12.6% of observations. Prevailing winds are from the S averaging 8 knots, with gusts recorded up to 31 knots. Calm conditions occur 17.4% of the time. Temperature extremes range from -26°C to 25°C, reflecting significant seasonal variation. Low visibility conditions (below 3 SM) occur in 5.1% of weather observations. The best months for VFR flying are September, October, November.

Wind Analysis

Prevailing Direction: S (180°)
Average Speed: 8 kt
Maximum Recorded: 31 kt
Calm Winds: 17.4%
Direction Distribution:
N
17.2%
NE
8.7%
E
2.2%
SE
2.2%
S
23.4%
SW
21.2%
W
6.1%
NW
1.5%

Temperature Range

Average: -0.4°C
Range: -26°C to 25°C
-26°C 25°C

Visibility

Average: 9 SM
Below 3 SM: 5.1%
Fog Frequency: 1.2%

Best Months for VFR

September October November

Runway Wind Analysis

Runway 01/19
Favorable wind: 100%
Avg crosswind: 2.9 kt

Statistics computed from 4,967 METAR observations (Sep 2025 - Mar 2026). Data sourced from official aviation weather services. Updated daily.

Jackson Hole Airport - Airport Information

Airport Details

ICAO Code: KJAC
IATA Code: JAC
Type: medium airport
Status: active
Elevation: 6,451 ft MSL

Location

City: Jackson
Country: US
Latitude: 43.607300°
Longitude: -110.737999°
Time Zone: Etc/GMT+7

Runway Information

Runway 01/19
Length: 6,300 ft
Width: 150 ft
Surface: ASP
ILS: No

About Jackson Hole Airport

Overview

Jackson Hole Airport serves the Jackson Hole valley in western Wyoming, situated at a high elevation of 6,451 feet MSL. The airport supports regional and tourism-related air traffic in a mountainous environment, providing critical transportation access to Grand Teton National Park and surrounding wilderness areas.

Flying Conditions

Weather conditions at KJAC demonstrate significant variability, with Visual Flight Rules (VFR) conditions predominating at 73.2% of observed periods. Temperature ranges from -23°C to 25°C, creating potential challenges for aircraft performance, while prevailing winds from the south average 8.2 knots with occasional gusts up to 31 knots.

Notable Features

The airport's high elevation and surrounding mountainous terrain present critical considerations for pilot navigation and aircraft performance. Runway 01/19 is 6,300 feet long with an asphalt surface, and wind conditions are favorable for this runway orientation 100% of the time, with an average crosswind component of only 3.1 knots.

Approach Considerations

Pilots should anticipate generally stable approach conditions, with excellent visibility averaging 9 statute miles and minimal fog occurrence (0.4%). September through November represent the most consistently favorable VFR months, offering the most predictable flying conditions for arrivals and departures at this alpine airport.

Data Sources & Accuracy: Airport information sourced from OurAirports.com, a collaborative database of worldwide airport data. Weather data from official aviation weather services including NOAA Aviation Weather Center and international METAR/TAF providers. Information is updated regularly but pilots should always verify current conditions and NOTAMs through official channels before flight operations.

Official Data Sources

Weather NOAA Aviation Weather Center • International METAR/TAF Network
Airports OurAirports.com • Public domain airport database
NOTAMs FAA NOTAM System • ICAO NOTAM Distribution
Last updated: Jan 1, 1970 12:00 AM UTC

Disclaimer: Data is provided for informational purposes only. Pilots must verify all information through official sources before flight operations. Weather conditions change rapidly; always obtain a current briefing from approved weather services.