Slave Lake Airport

CYZH / YZH

Slave Lake, CA

Last Updated
Jul 4, 08:00Z

Current Weather

Display Units
Aging 1 hour ago
08:00Z

☀️ Day
VFR
Flight Rules
13°C
Temperature
Dewpoint: 9°C
5 kt
120°
9 SM
Visibility
23,000 ft
Ceiling
Above Ground Level
1011 hPa
QNH
Altimeter Setting

Raw METAR

METAR CYZH 040800Z AUTO 12005KT 9SM FEW200 BKN230 BKN250 13/09 A2986 RMK SLP120 DENSITY ALT 2300FT

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 1,912 ft
FEW 20,000 ft AGL
BKN 23,000 ft AGL
BKN 25,000 ft AGL
🌤️
FEW
Few (1/8-2/8 sky coverage)
20,000 ft
AGL (Above Ground)
21,912 ft AMSL
☁️
BKN
Broken (5/8-7/8 sky coverage)
23,000 ft
AGL (Above Ground)
24,912 ft AMSL
☁️
BKN
Broken (5/8-7/8 sky coverage)
25,000 ft
AGL (Above Ground)
26,912 ft AMSL

Weather Briefing

VFR

Slave Lake Airport is currently reporting visual flight rules (VFR) conditions with broken clouds at 23,000 feet and 9 SM visibility. Note: This observation is 1 hours old and conditions may have changed.

Wind Analysis

Winds are from the east-southeast (120°) at 5 knots. Runway 10/28 is favored with a 5-knot headwind and 2-knot crosswind component.

Visibility & Ceiling

Visibility is 9 SM. The ceiling is 23000 feet AGL (broken), well above standard VFR minimums.

Temperature & Moisture

Temperature is 13°C (55°F) with a dewpoint of 9°C. The narrow temperature-dewpoint spread suggests high humidity and potential for visibility restrictions, especially during cooling periods.

Forecast Outlook

The TAF forecast covers the next 12 hours. The forecast shows a transition between VFR and IFR conditions. Pilots should monitor the forecast closely and have an alternate airport plan. Expected weather includes: Light Showers Rain, Thunderstorm Rain, Mist, Light Showers Rain, FCST, FCST. Temporary MVFR conditions are forecast with Light Showers Rain between 14:00Z and 17:00Z. There is a 30% probability of IFR conditions with Thunderstorm Rain, Mist between 14:00Z and 17:00Z. Temporary MVFR conditions are forecast with Light Showers Rain, FCST, FCST between 17:00Z and 19:00Z.

Pilot Recommendations

Conditions are favorable for visual flight. The forecast indicates conditions may deteriorate. Ensure you have fuel reserves and a viable alternate airport.

This briefing is generated from real-time METAR and TAF data. Always verify with official sources before flight.

QNH
1011 hPa
Sea Level Pressure
For altitude above MSL
QFE
947 hPa
Field Pressure
Height above aerodrome (1,912 ft)
Pressure Alt
1,980 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 2,199 ft
ISA Deviation: +1.8°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF CYZH 040640Z 0407/0419 19005KT P6SM FEW100 FM041400 27006KT P6SM SCT020 BKN040 TEMPO 0414/0417 P6SM -SHRA BKN020 BKN040 PROB30 0414/0417 VRB15G25KT 2SM TSRA BR OVC020CB FM041700 28010KT P6SM SCT020 BKN040 TEMPO 0417/0419 P6SM -SHRA BKN020 BKN040 RMK FCST BASED ON AUTO OBS. NXT FCST BY 041300Z
Upcoming Changes (Next 12 Hours)
09:01Z BASE
+0h
VFR 190° 5 kt
Visibility: >6SM
14:00Z FM041400
+5h
VFR 270° 6 kt
Visibility: >6SM
Ceiling: 4,000 ft
14:00Z TEMPO
+5h
MVFR
Visibility: >6SM
Ceiling: 2,000 ft
Light Showers Rain
14:00Z PROB30
+5h
IFR VRB 15 kt
Visibility: 2SM
Ceiling: 2,000 ft
Thunderstorm Rain, Mist

24-Hour Weather Evolution

Loading weather data...
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
Chart Features
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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
YZH
10 ✈️
28

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 10/28
Active: 10
5,561 ft 100 ft ASP 114°
4.7 kt 1.7 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 - CYZH

12,049 observations | Sep 2025 - Jul 2026

Flight Rules Distribution

VFR
61.5%
MVFR
30.4%
IFR
5.9%
LIFR
2.2%

Slave Lake Airport typically experiences VFR conditions 61.5% of the time, though instrument-rated pilots will find IFR weather present approximately 8.1% of observations. Prevailing winds are from the E averaging 8 knots, with gusts recorded up to 45 knots. Temperature extremes range from -39°C to 30°C, reflecting significant seasonal variation. The best months for VFR flying are September, May, July.

Wind Analysis

Prevailing Direction: E (90°)
Average Speed: 8 kt
Maximum Recorded: 45 kt
Calm Winds: 6.2%
Direction Distribution:
E
33.1%
N
4.7%
S
2.2%
W
24.1%
NE
1.8%
NW
15.1%
SE
10.5%
SW
2.3%

Temperature Range

Average: -4.2°C
Range: -39°C to 30°C
-39°C 30°C

Visibility

Average: 7.9 SM
Below 3 SM: 3.4%
Fog Frequency: 0.7%

Best Months for VFR

September May July

Runway Wind Analysis

Runway 10/28
Favorable wind: 100%
Avg crosswind: 2.2 kt

Statistics computed from 12,049 METAR observations (Sep 2025 - Jul 2026). Data sourced from official aviation weather services. Updated daily.

Slave Lake Airport - Airport Information

Airport Details

ICAO Code: CYZH
IATA Code: YZH
Type: medium airport
Status: active
Elevation: 1,912 ft MSL

Location

City: Slave Lake
Country: CA
Latitude: 55.292945°
Longitude: -114.777276°
Time Zone: Etc/GMT+8

Runway Information

Runway 10/28
Length: 5,561 ft
Width: 100 ft
Surface: ASP
ILS: No

Nearby Airports

VFR MVFR IFR LIFR No Data

About Slave Lake Airport

Overview

Slave Lake Airport serves the community of Slave Lake in Alberta, Canada, situated at an elevation of 1912 feet MSL. The medium-sized airport provides critical aviation infrastructure for northern Alberta, supporting regional transportation and local operational needs. Its strategic location offers access to the surrounding wilderness and resource-rich regions of northern Canada.

Flying Conditions

Weather conditions at Slave Lake Airport demonstrate significant variability, with Visual Flight Rules (VFR) predominating at 58.3% of observations. Marginal VFR conditions occur 31.6% of the time, with occasional IFR (7.5%) and rare LIFR (2.6%) periods. Temperature extremes range from -36°C to 27°C, with an average of -7.6°C, presenting challenges for winter operations.

Notable Features

The airport features a single asphalt runway (10/28) measuring 5,561 feet in length, oriented to accommodate the prevailing easterly winds. Winds typically originate from 90 degrees at an average speed of 8.8 knots, with occasional gusts up to 36 knots. The airport experiences calm conditions 5% of the time, with consistently favorable wind alignment for runway 10/28.

Approach Considerations

Pilots should anticipate east-based wind conditions with an average crosswind of just 2.1 knots on runway 10/28. Visibility averages 7.7 statute miles, with rare instances of visibility below 3 miles and minimal fog occurrence (0.3%). September, October, and November represent the most consistent VFR flying months, offering the most predictable approach conditions.

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.